Machinery and other equipment Other Machinery and Equipment [Member] Performance-based shares granted (in shares) Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Receivable Type [Axis] Receivable Type [Axis] Options outstanding, aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Trademarks allegedly infringed Loss Contingency, Trademarks Allegedly Infringed, Number Loss Contingency, Trademarks Allegedly Infringed, Number Option period Share-based Compensation Arrangement by Share-based Payment Award, Additional Option Period Share-based Compensation Arrangement by Share-based Payment Award, Additional Option Period COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Other Bridge Loan [Member] Noncontrolling Interest [Table] Noncontrolling Interest [Table] Additional shares authorized for issuance (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized Condensed Income Statement [Table] Condensed Income Statement [Table] Income (loss) before income taxes Income (Loss), Including Portion Attributable to Noncontrolling Interest, before Tax Annual principal amortization Annual principal amortization Line of Credit Facility, Periodic Payment, Principal, Percent of Original Principal Balance Line of Credit Facility, Periodic Payment, Principal, Percent of Original Principal Balance Statistical Measurement [Domain] Statistical Measurement [Domain] LIABILITIES, REDEEMABLE SHARES, AND STOCKHOLDERS’ EQUITY Liabilities and Equity [Abstract] Number of shares assumed (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Assumed Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Assumed Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Reconciliation of revenue from segments to consolidated Reconciliation of Revenue from Segments to Consolidated [Table Text Block] Number of voting interests per share Common Stock, Number Of Voting Rights Common Stock, Number Of Voting Rights Security Exchange Name Security Exchange Name Plan assets at fair value Defined Benefit Plan, Plan Assets, Amount Proceeds from debt Proceeds from debt Proceeds from Issuance of Long-term Debt Total current liabilities Liabilities, Current Total reclassifications, net of tax Reclassification out of Accumulated Other Comprehensive Income [Member] Performance Shares Performance Shares [Member] Shares outstanding, weighted average grant date fair value (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Variable Rate [Domain] Variable Rate [Domain] Equity in net income (loss) of subsidiaries attributable to Dell Technologies Inc. Income (Loss) from Subsidiaries, Net of Tax Fiscal 2026 Defined Benefit Plan, Expected Future Benefit Payment, Year Five Margin Loan Facility 2.46% Margin Loan Facility due April 2022 Margin Loan Facility Issued 2017 Due April 2022 [Member] Margin Loan Facility Issued 2017 Due April 2022 [Member] Change in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent ASSETS Assets Assets [Abstract] Dell Technologies Inc. and Denali Holding Inc. 2013 Stock Incentive Plans Dell Technologies Inc. and Denali Holding Inc. 2013 Stock Incentive Plans [Member] Dell Technologies Inc. and Denali Holding Inc. 2013 Stock Incentive Plans [Member] Cash acquired Cash Acquired from Acquisition Cash flows of Dell Technologies Inc. (Parent) Condensed Cash Flow Statement [Table Text Block] Cash paid for amounts included in the measurement of lease liabilities — operating cash outflows from operating leases Operating Lease, Payments Finance leases Sales-type Lease, Lease Income [Table Text Block] ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) Comprehensive Income (Loss) Note [Text Block] 2024 Long-Term Debt, Maturity, Year Three Class V Common Stock Owners Class V Common Stock Owners [Member] Class V Common Stock Owners [Member] Change in unrealized (losses) gains Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax Estimated useful lives of intangible assets acquired Weighted-Average Useful Lives Acquired Finite-lived Intangible Assets, Weighted Average Useful Life Debt Covenant, Period [Axis] Debt Covenant, Period [Axis] Debt Covenant, Period [Axis] Fiscal 2022 Lessee, Operating Lease, Liability, to be Paid, Year One Treasury stock repurchases (in shares) Shares repurchased (in shares) Treasury Stock, Shares, Acquired Entity Common Stock, Shares Outstanding - Class B Class B Common Class B [Member] Performance share awards (in shares) Options outstanding, beginning balance (in shares) Options outstanding, ending balance (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Economic interest (as a percent) Common Stock, Ownership Percentage Common Stock, Ownership Percentage Fiscal 2025 Lessee, Operating Lease, Liability, to be Paid, Year Four Hierarchy for assets and liabilities measured at fair value on a recurring basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Fair value of outstanding share-based compensation awards Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Canada CANADA State/local Current State and Local Tax Expense (Benefit) Total operating expenses Operating expenses Parent - Total operating expense Operating Expenses Maximum annual contribution per employee Defined Contribution Plan, Maximum Annual Contributions Per Employee, Amount Buildings Building [Member] Other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax [Abstract] Common stock, par or value (USD per share) Common Stock, Par or Stated Value Per Share Long-term financing receivables, allowance Financing Receivable, Allowance for Credit Loss, Noncurrent Fiscal 2024 Defined Benefit Plan, Expected Future Benefit Payment, Year Three Other non-current liabilities Total other non-current liabilities Other Liabilities, Noncurrent Cost of net revenue: Cost of Revenue [Abstract] Total fair value of options vested Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value Business customers Commercial Borrower [Member] AOCI [Roll Forward] AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] U.S. R&D tax credits Effective Income Tax Rate Reconciliation, Tax Credit, Other, Percent Work-in-process Inventory, Work in Process, Net of Reserves Tax Valuation Allowance: SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member] Effect of exchange rate changes on cash, cash equivalents, and restricted cash Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Reconciling items Segment Reconciling Items [Member] Inventories Total inventories, net Inventory, Net 3.48% Due June 1, 2019 Notes 3.48% Due June 1, 2019 Notes [Member] 3.48% Due June 1, 2019 Notes [Member] Pivotal Software Pivotal Software [Member] Pivotal Software [Member] Current Financing Receivable, Not Past Due Dell Technologies Inc. 2013 Stock Incentive Plan Dell Technologies Inc. 2013 Stock Incentive Plan [Member] Dell Technologies Inc. 2013 Stock Incentive Plan [Member] Rollover option expiration period Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] Statement [Line Items] Statement [Line Items] Class of Stock [Domain] Class of Stock [Domain] Computer equipment Computer Equipment [Member] Debt instrument, term Debt Instrument, Term Less: unearned income Sales-type and Direct Financing Leases, Lease Receivable, Undiscounted Excess Amount Statement [Table] Statement [Table] Bad debt write-offs Accounts Receivable, Allowance for Credit Loss, Writeoff Standard Warranty Liabilities Standard Product Warranty, Policy [Policy Text Block] Type of Restructuring [Domain] Type of Restructuring [Domain] Statistical Measurement [Axis] Statistical Measurement [Axis] Deferred income taxes Deferred Income Taxes and Tax Credits U.S. Tax Reform (a) Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent Incremental dilution from VMware Dilutive Securities, Effect on Basic Earnings Per Share, Dilutive Convertible Securities Weighted Average Weighted Average [Member] Gain (Loss) Reclassified from Accumulated OCI into Income Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Equity and Other Securities and Debt Securities Marketable Securities, Policy [Policy Text Block] Entity Small Business Entity Small Business Principles of Consolidation Consolidation, Policy [Policy Text Block] DEBT Debt Disclosure [Text Block] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Total prepaid expenses Prepaid Expense, Current Total cost of net revenue Cost of net revenue Total cost of net revenue Cost of Revenue Share Repurchase Program [Domain] Share Repurchase Program [Domain] Stock-based compensation Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Percent Amendment Flag Amendment Flag Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Accrued interest and penalties Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Number of shares authorized (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Deferred tax assets: Deferred Tax Assets, Gross [Abstract] Unallocated transactions Corporate, Non-Segment [Member] Shares available for future grants (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Reclassification adjustment for net gains included in net income (loss) Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Future maturity of fixed-term customer leases Sales-type and Direct Financing Leases, Lease Receivable, Maturity [Table Text Block] Financial Instruments [Domain] Financial Instruments [Domain] Carrying value and estimated fair value of outstanding debt Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block] Allowance for Expected Credit Losses Credit Loss, Financial Instrument [Policy Text Block] ESPP activity Schedule of Share-based Compensation, Employee Stock Purchase Plan, Activity [Table Text Block] Gross amounts of derivative instruments Offsetting Assets [Table Text Block] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Other non-current assets: Other Assets [Abstract] Hedging Instruments Derivatives, Policy [Policy Text Block] Merger Agreement Merger Agreement [Member] Merger Agreement [Member] SUBSEQUENT EVENTS Subsequent Events [Text Block] Cash Flow Hedges Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Noncontrolling Interest [Member] Cost not yet recognized, amount Total unrecognized stock-based compensation expense Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount Temporary Equity, by Class of Stock [Table] Temporary Equity, by Class of Stock [Table] Accounting for Leases as a Lessor Lessor, Leases [Policy Text Block] VMware Term Loan Facility VMware Revolving Credit Facility [Member] VMware Revolving Credit Facility [Member] Loss Contingencies Commitments and Contingencies, Policy [Policy Text Block] Financing Receivable, Credit Quality Indicator [Line Items] Financing Receivable, Credit Quality Indicator [Line Items] Long-Lived Tangible Asset [Axis] Long-Lived Tangible Asset [Axis] Employee Stock Employee Stock [Member] Balance at beginning of period Balance at end of period SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount 2019 Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year Number of embedded option periods Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period, Number of Option Periods Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period, Number of Option Periods Income Statement Location [Domain] Income Statement Location [Domain] Schedule of Available-for-sale Securities and Cost Method Investments [Line Items] Schedule of Available-for-sale Securities and Cost Method Investments [Line Items] [Line Items] for Schedule of Available-for-sale Securities and Cost Method Investments [Table] Shares paid for tax obligations Shares Paid for Tax Withholding for Share Based Compensation, Value Shares Paid for Tax Withholding for Share Based Compensation, Value January 2017 and August 2017 Authorizations January 2017 and August 2017 Authorizations [Member] January 2017 and August 2017 Authorizations [Member] Short-term Short-term Debt [Member] Cash Flow Hedges Cash Flow Hedges Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member] Fiscal 2023 Lessee, Operating Lease, Liability, to be Paid, Year Two Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] 2026 Long-term Debt, Maturities, Repayments of Principal in Year Five, Net Long-term Debt, Maturities, Repayments of Principal in Year Five, Net Selling, general, and administrative Selling, General and Administrative Expense Other Contract with Customer, Liability, Increase (Decrease) for Contract Acquired in Business Combination Other Other Debt Obligations [Member] Foreign exchange contracts Foreign Exchange Contract [Member] RSA Security divestiture Effective Income Tax Rate Reconciliation, Divestiture Effective Income Tax Rate Reconciliation, Divestiture Components of lease expense and supplemental information Lease, Cost [Table Text Block] Client Solutions Group Client Solutions [Member] Client Solutions [Member] Fiscal 2024 Lessee, Operating Lease, Liability, to be Paid, Year Three Customer relationships and customer lists Customer-Related Intangible Assets [Member] DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Business Description and Accounting Policies [Text Block] Other non-current assets Total other non-current assets Other Assets, Noncurrent Plan Name [Axis] Plan Name [Axis] Fiscal 2025 Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Four Acquisition of businesses and assets, net Payments For Capitalized Software Sold To Customers Payments for Capitalized Software Sold to Customers Cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Capitalized software development costs Capitalized Software Development Costs for Software Sold to Customers Total assets Assets held by consolidated VIEs Assets RELATED PARTY TRANSACTIONS Related Party Transactions Disclosure [Text Block] Outstanding equity interest, including RSAs (as a percent) Noncontrolling Interest, Ownership Percentage by Parent, Including Restricted Stock Awards Noncontrolling Interest, Ownership Percentage by Parent, Including Restricted Stock Awards Change in unrealized gains OCI, Debt Securities, Available-for-Sale, Gain (Loss), before Adjustment, after Tax Nonvested restricted shares outstanding (in shares) Shares outstanding, beginning of period (in shares) Shares outstanding, end of period (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Retirement Plan Sponsor Location [Axis] Retirement Plan Sponsor Location [Axis] Reporting Unit [Domain] Reporting Unit [Domain] Heptio Inc. Heptio Inc. [Member] Heptio Inc. [Member] Expected Future Benefit Payments Defined Benefit Plan, Expected Future Benefit Payment [Abstract] Unsecured Notes and Debentures Unsecured Notes and Debentures Unsecured Notes and Debentures [Member] Unsecured Notes and Debentures [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Credit carryforwards SEC Schedule, 12-09, Valuation Allowance, Tax Credit Carryforward [Member] Total cost of net revenue Cost of net revenue Cost of Sales [Member] Higher FICO Score, Greater than 720 [Member] FICO Score, Greater than 720 [Member] Discrete tax benefit from share-based Payment Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount Financial Instruments Derivative, Collateral, Obligation To Return (Right To Reclaim) Securities Derivative, Collateral, Obligation To Return (Right To Reclaim) Securities Financing Receivable Portfolio Segment [Domain] Financing Receivable Portfolio Segment [Domain] Other Other Intangible Assets [Member] Cash Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents Note payable Debt Due December 2020 [Member] Debt Due December 2020 [Member] Restricted Stock, Expected To Vest [Abstract] Restricted Stock, Expected To Vest [Abstract] Restricted Stock, Expected To Vest [Abstract] Compensation expense subject to specified future employment conditions amount held by third party agent Business Combination Compensation Expense Subject To Specified Future Employment Conditions Amount Held With Third Party Paying Agent Business Combination Compensation Expense Subject To Specified Future Employment Conditions Amount Held With Third Party Paying Agent Total liabilities Liabilities held by consolidated VIEs Liabilities Land and buildings Land and Building [Member] Total net revenue Sales [Member] 2024 Long-term Debt, Maturities, Repayments of Principal in Year Three, Net Long-term Debt, Maturities, Repayments of Principal in Year Three, Net Customer receivables Loans and Finance Receivables [Member] Expected volatility Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate VMware Notes and VMware Term Loan Facility VMware Notes VMware Notes [Member] VMware Notes [Member] Other Businesses Other businesses Other Segments [Member] Less: Imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Exercisable, weighted average remaining contractual term Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Asset impairment charges net of tax Asset Impairment Charges, Net Of Tax Asset Impairment Charges Net Of Tax Schedule of stock Schedule of Stock by Class [Table Text Block] Schedule of Available-for-sale Securities and Cost Method Investments [Table] Schedule of Available-for-sale Securities and Cost Method Investments [Table] Schedule of Available-for-sale Securities and Cost Method Investments Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Interest and penalties expense Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense 1.90% Term Loan A-6 Facility due March 2024 Term Loan A-6 Facility Due March 2024 [Member] Term Loan A-6 Facility Due March 2024 [Member] Level 1 Fair Value, Inputs, Level 1 [Member] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Inventories Increase (Decrease) in Inventories Class V Common Stock Class V Common Class V [Member] Common Class V [Member] Gross Amounts Offset in the Statement of Financial Position Derivative Liability, Fair Value, Gross Asset Number of Units Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Interest and other, net Nonoperating Income (Expense) [Member] Condensed Financial Statements, Captions [Line Items] Condensed Financial Statements, Captions [Line Items] Intangible assets Deferred Tax Assets, Goodwill and Intangible Assets Fiscal 2023 Purchase Obligation, to be Paid, Year Two Cash Collateral Received or Pledged Derivative, Collateral, Obligation To Return (Right To Reclaim) Cash Derivative, Collateral, Obligation To Return (Right To Reclaim) Cash Prepaid expenses: Prepaid Expense and Other Assets [Abstract] Asset Class [Axis] Asset Class [Axis] 2.75% Term Loan B-1 Facility due September 2025 2.75% Term Loan B-1 Facility Due September 2025 [Member] 2.75% Term Loan B-1 Facility Due September 2025 [Member] Balance, beginning of period (in shares) Balance, end of period (in shares) Shares, Issued Other Other Assets, Miscellaneous, Noncurrent Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Financing receivables sold Financing Receivable, Sale Machinery and equipment Machinery and Equipment [Member] Impact from equity transactions of non-controlling interests Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests Outstanding Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Revolving Credit Facility Less: unearned income Revolving Credit Facility [Member] Loss before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Short-term Financing Receivables, Long-term, Net [Member] Financing Receivables, Long-term, Net [Member] Term of derivative contract Derivative, Term of Contract Increase in aggregate principal amount Line Of Credit Facility, Additional Borrowing Capacity Line Of Credit Facility, Additional Borrowing Capacity Transaction-related expenses Business Combination, Integration Related Costs Other Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Property, plant, and equipment, net Property, Plant and Equipment [Member] Weighted average exercise price (in dollars per share) Options outstanding, weighted average exercise price (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Authorized Common Stock, Shares Authorized Divestitures of businesses and assets, net Purchase price Payments to Acquire Businesses, Net of Cash Acquired Proceeds from stock options exercised Proceeds from Stock Options Exercised Dilutive effect of options, restricted stock units, restricted stock, and other (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Equipment under operating lease, gross Total property, plant, and equipment Property, Plant and Equipment, Gross Federal Deferred Federal Income Tax Expense (Benefit) Qualitative and Quantitative Information, Transferor's Continuing Involvement [Table] Qualitative and Quantitative Information, Transferor's Continuing Involvement [Table] Fiscal 2023 Defined Benefit Plan, Expected Future Benefit Payment, Year Two Warranty liability at beginning of period Warranty liability at end of period Standard Product Warranty Accrual Operating expenses Operating Expense [Member] Underfunded position Underfunded position Defined Benefit Plan, Funded (Unfunded) Status of Plan SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] 7.10% due April 2028 7.10% Due April 2028 Notes [Member] 7.10% Due April 2028 Notes [Member] Income Statement [Abstract] Income Statement [Abstract] Accumulated Other Comprehensive Income/(Loss) Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Discrete tax benefit from settlement Effective Income Tax Rate Reconciliation, Tax Settlement, Amount Term Loan A-5 Facility Due December 2019 Term Loan A-5 Facility Due December 2019 [Member] Term Loan A-5 Facility Due December 2019 [Member] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Repurchase program expiration period Stock Repurchase Program, Term Stock Repurchase Program, Term Variable Interest Entity, Primary Beneficiary Variable Interest Entity, Primary Beneficiary [Member] Revolving loans Lease Receivable, Revolving Loans [Member] Lease Receivable, Revolving Loans [Member] Nonvested restricted stock activity Nonvested Restricted Stock Shares Activity [Table Text Block] Total Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Use of Estimates Use of Estimates, Policy [Policy Text Block] Operating lease not yet commenced Lessee, Operating Lease, Lease Not Yet Commenced, Liability Lessee, Operating Lease, Lease Not Yet Commenced, Liability Tax expense from sale Effective Income Tax Rate Reconciliation, Disposition of Business, Amount Consolidated Entities [Axis] Consolidated Entities [Axis] Other corporate expenses Other Expenses Deferred costs to obtain a contract Capitalized Contract Cost, Net Components of the changes in the fair value of plan assets Schedule of Changes in Fair Value of Plan Assets [Table Text Block] Severance liability: Restructuring Reserve [Roll Forward] Foreign Currency Translation Adjustments Accumulated Foreign Currency Adjustment Attributable to Noncontrolling Interest [Member] Finance Leases and Revolving Loan Portfolio Segments Finance Leases and Revolving Loan Portfolio Segments [Member] Finance Leases and Revolving Loan Portfolio Segments [Member] Servers and networking Servers And Networking [Member] Servers And Networking [Member] Capital expenditures and capitalized software development costs Payments to Acquire Property, Plant, and Equipment Consolidation Items [Domain] Consolidation Items [Domain] Notes Due April 9, 2020 Notes Due April 9, 2020 [Member] Notes Due April 9, 2020 [Member] Refinancing Term B-2 Loans Refinancing Term B-2 Loans [Member] Refinancing Term B-2 Loans Fixed-term Finance Leases Portfolio Segment [Member] VMware VMware, Inc. VMware, Inc. [Member] VMware, Inc. [Member] Condensed Financial Statements [Table] Condensed Financial Statements [Table] Merger consideration Business Combination, Contingent Consideration, Liability Property, plant, and equipment, net: Property, Plant and Equipment [Abstract] Adjustment for special cash dividend (in dollars per share) Share-based Payment Arrangement, Option, Exercise Price Range, weighted-average exercise price of options outstanding Share-based Payment Arrangement, Option, Exercise Price Range, weighted-average exercise price of options outstanding Remaining performance obligation percentage Revenue, Remaining Performance Obligation, Percentage Consumer Consumer [Member] Consumer [Member] Shares reserved for issuance (in shares) Common Stock, Capital Shares Reserved for Future Issuance Mexico MEXICO Hedging Designation [Axis] Hedging Designation [Axis] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Thereafter Defined Benefit Plan, Expected Future Benefit Payment, after Year Five for Next Five Years Total operating lease liabilities, extensible list Operating Lease, Liability, Statement of Financial Position [Extensible List] Equity and other securities Equity Securities, FV-NI Entity [Domain] Entity [Domain] Aggregate Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Intrinsic Value [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Intrinsic Value [Abstract] Tax withholding Payment, Tax Withholding, Share-based Payment Arrangement Designated as cash flow hedging instruments Designated as Hedging Instrument [Member] Financing receivables Financing Receivables [Member] Financing Receivables [Member] Severance charges Restructuring and Related Costs [Table Text Block] Goodwill recognized Goodwill acquired Goodwill, Acquired During Period Operating Leases Lessor, Operating Lease, Payments, Fiscal Year Maturity [Abstract] Less: Other comprehensive income attributable to non-controlling interests Less: Change in comprehensive income attributable to non-controlling interests Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest Tax holiday, benefits per share (in dollars per share) Income Tax Holiday, Income Tax Benefits Per Share Unrealized (Loss) Equity Securities without Readily Determinable Fair Value, Downward Price Adjustment, Cumulative Amount Debt Covenant, Period [Domain] Debt Covenant, Period [Domain] [Domain] for Debt Covenant, Period [Axis] Cirba vs VMware Cirba Inc Versus VMware, Inc [Member] Cirba Inc Versus VMware, Inc [Member] Derivative instruments not designated as hedging instruments Derivatives Not Designated as Hedging Instruments [Table Text Block] Debt and Equity Securities, FV-NI [Line Items] Debt and Equity Securities, FV-NI [Line Items] Property, plant and equipment, useful life Property, Plant and Equipment, Useful Life Impact of purchase accounting Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments Related to Previous Period Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Unvested equity acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Unvested Equity Attributable to Post Combination Services Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Unvested Equity Attributable to Post Combination Services Entity Common Stock, Shares Outstanding - Class C Class C Common Class C [Member] Net deferred tax assets (liabilities) Deferred Tax Assets, Net Debt securities Debt Securities, Available-for-sale Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table] Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table] DHI Group DHI Group [Member] DHI Group [Member] Restricted Stock Restricted Stock [Member] Finished goods Inventory, Finished Goods, Net of Reserves Accounts receivable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables Past due Financing Receivable, Past Due Share-based Payment Arrangement [Abstract] Share-based Payment Arrangement [Abstract] Consolidated Entities [Domain] Consolidated Entities [Domain] Virtustream Virtustream [Member] Virtustream [Member] 5.85% due July 2025 5.85 % First Lien Notes Due 2025 [Member] 5.85 % First Lien Notes Due 2025 [Member] Current operating lease liabilities Operating Lease, Liability, Current Current: Federal Income Tax Expense (Benefit), Continuing Operations [Abstract] 3.375% due June 2023 3.375% Due June 2023 [Member] 3.375% Due June 2023 [Member] Number of shares outstanding (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding, Number Financing receivables transferred via securitization through SPEs Loans and Leases Receivable, Collateral for Secured Borrowings, Pledged in Period Loans and Leases Receivable, Collateral for Secured Borrowings, Pledged in Period Past Due >90 Days Financial Asset, Equal to or Greater than 90 Days Past Due [Member] Derivative instruments designated as hedging instruments Derivative Instruments, Gain (Loss) [Table Text Block] Class of Financing Receivable [Domain] Class of Financing Receivable [Domain] Forfeited, weighted average grant date fair value (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Valuation assumptions Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Employer matching contribution, percent of match Defined Contribution Plan, Employer Matching Contribution, Percent of Match Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Fair value of derivatives Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Credit Score, FICO [Axis] Credit Score, FICO [Axis] FAIR VALUE MEASUREMENTS AND INVESTMENTS Fair Value Disclosures [Text Block] Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Interest rate swaps Interest Rate Swap [Member] Term Loan A-2 Facility Due September 2021 Term Loan A-2 Facility Due September 2021 [Member] Term Loan A-2 Facility Due September 2021 [Member] Customer [Domain] Customer [Domain] Cumulative Effect, Period of Adoption, Adjustment Cumulative Effect, Period of Adoption, Adjustment [Member] Fiscal Period Fiscal Period, Policy [Policy Text Block] Entity Registrant Name Entity Registrant Name Subsequent Event Type [Domain] Subsequent Event Type [Domain] Business Acquisition [Line Items] Business Acquisition [Line Items] Weighted-average discount rate Operating Lease, Weighted Average Discount Rate, Percent Assets: Assets, Fair Value Disclosure [Abstract] Cash Flow Hedges Accumulated Gain (Loss), Net, Cash Flow Hedge, Noncontrolling Interest [Member] Impairment charge Asset Impairment Charges Adjustments and Eliminations Intersegment Eliminations [Member] Infrastructure Solutions Group Infrastructure Solutions Group [Member] Infrastructure Solutions Group [Member] Debt issuance costs Debt Issuance Costs, Net Weighted-Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] 4.625% due April 2021 4.625% Due April 2021 Notes [Member] 4.625% Due April 2021 Notes [Member] Lower FICO Score, Less Than 660 [Member] FICO Score, Less Than 660 [Member] Conversion of shares (in shares) Business Acquisition, Equity Interest Issued Or Issuable, Conversion Of Shares Business Acquisition, Equity Interest Issued Or Issuable, Conversion Of Shares Net Amount of Assets/ (Liabilities) Recognized in the Consolidated Statement of Financial Position Derivative, Fair Value, Amount Offset Against Collateral, Net 6.50% due April 2038 6.50% Due April 2038 Notes [Member] 6.50% Due April 2038 Notes [Member] Remaining aggregate warranty period Standard Product Warranty, Average Remaining Aggregate Period Standard Product Warranty, Average Remaining Aggregate Period Unrealized Gain Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Cumulative Amount Senior Secured Credit Facilities Senior Secured Credit Facilities [Member] Senior Secured Credit Facilities [Member] Loans and Leases Receivable Disclosure [Line Items] Loans and Leases Receivable Disclosure [Line Items] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Held-for-sale Disposal Group, Held-for-sale, Not Discontinued Operations [Member] Accrued and other current liabilities: Accrued Liabilities and Other Liabilities [Abstract] Loss carryforwards SEC Schedule, 12-09, Valuation Allowance, Operating Loss Carryforward [Member] Common Stock and Capital in Excess of Par Value Common Stock Including Additional Paid in Capital [Member] Severance liability at beginning of period Severance liability at end of period Restructuring Reserve Standard product warranty term Standard Product Warranty Term Standard Product Warranty Term Accounting Standards Update [Axis] Accounting Standards Update [Axis] Restricted cash - other non-current assets Restricted Cash, Noncurrent Unrealized (Loss) Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax Financing Receivables Financing Receivable, Held-for-investment [Policy Text Block] Remaining lease term Lessee, Operating Lease, Remaining Lease Term Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Accounting Standards Update 2016-02 Accounting Standards Update 2016-02 [Member] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Net Deferred Tax Assets Deferred Tax Assets, Net of Valuation Allowance Cash Flow Hedges Accumulated Net Gain (Loss) from Cash Flow Hedges Including Portion Attributable to Noncontrolling Interest [Member] Purchase price, percentage of per share fair market value of stock Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent Restructuring Type [Axis] Restructuring Type [Axis] Interest and other, net Interest and Other Income [Table Text Block] Derivative Instruments Derivatives, Methods of Accounting, Hedging Derivatives [Policy Text Block] Goodwill Goodwill Goodwill Goodwill Other comprehensive income (loss) of subsidiaries attributable to Dell Technologies Inc. Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Fiscal 2022 Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year One Other structured facilities Other Structured Financing Programs [Member] Other Structured Financing Programs [Member] Loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards Aggregate principal amount Debt, stated amount Debt Instrument, Face Amount Other current assets Other Assets, Current Schedule of goodwill Schedule of Goodwill [Table Text Block] Gross margin — products Sales-type Lease, Gross Profit Sales-type Lease, Gross Profit Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period 3.33% Revolving Credit Facility due September 2021 Revolving Credit Facility Due September 2021 [Member] Revolving Credit Facility Due September 2021 [Member] Asset Class [Domain] Asset Class [Domain] Equity [Abstract] Equity [Abstract] Total assets Assets, Fair Value Disclosure Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Total maturities, principal amount Maturities of Long-term Debt [Abstract] Short-term deferred revenue Short-term deferred revenue Contract with Customer, Liability, Current Granted, weighted average exercise price (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Entities [Table] Entities [Table] Weighted-average shares outstanding - diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Estimated future annual pre-tax amortization expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Derivative Contract [Domain] Derivative Contract [Domain] Letter of Credit Letter of Credit [Member] Dell 401(k) Plan Dell 401(k) Plan [Member] Dell 401(k) Plan Senior Notes Senior Unsecured Notes [Member] Senior Unsecured Notes [Member] Gross Amounts Offset in the Statement of Financial Position Derivative Asset (Liability), Fair Value, Gross Liability Derivative Asset (Liability), Fair Value, Gross Liability Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Debt Disclosure [Abstract] Debt Disclosure [Abstract] Conditional one-time special cash dividend Business Combination, Conditional Cash Dividend Paid Business Combination, Conditional Cash Dividend Paid Inventory, Current [Table] Inventory, Current [Table] Total cash, cash equivalents, and restricted cash Cash and Cash Equivalents, at Carrying Value, Including Discontinued Operations Mid FICO Score, 660 to 719 [Member] FICO Score, 660 to 719 [Member] Unsecured Debt Unsecured Debt [Member] 5.40% due September 2040 5.40% Due September 2040 Notes [Member] 5.40% Due September 2040 Notes [Member] Change in cash from financing activities Net Cash Provided by (Used in) Financing Activities Repayments of debt Repayments of debt Repayments of debt Repayments of Long-term Debt Remaining performance obligations Revenue, Remaining Performance Obligation, Amount Strategic Investments Strategic Investments [Member] Strategic Investments Beginning Balance Ending Balance Unrecognized Tax Benefits Long-term investments Long-term Investments Fiscal 2025 Defined Benefit Plan, Expected Future Benefit Payment, Year Four Long-term Long-term Debt [Member] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Document Fiscal Year Focus Document Fiscal Year Focus Fiscal 2023 Finite-Lived Intangible Asset, Expected Amortization, Year Two Restricted cash - current assets Restricted Cash, Current Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] Equity securities, upward price adjustment Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount Benefit obligations Benefit obligations Defined Benefit Plan, Benefit Obligation Audit settlements Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Entity Current Reporting Status Entity Current Reporting Status Fiscal 2024 Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Three Investment income, primarily interest Investment Income, Interest and Dividend Short-term debt Total short-term debt, carrying value Debt, Current Number of extension periods Debt Instrument, Term, Number of Extension Periods Debt Instrument, Term, Number of Extension Periods Software amortization expense Capitalized Computer Software, Amortization Comprehensive income (loss), net of tax Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Net transfers to non-controlling interests Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Net Term Loan A4 Facility And Term Loan A6 Facility Term Loan A-4 Facility And Term Loan A-6 Facility [Member] Term Loan A-4 Facility And Term Loan A-6 Facility [Member] Business acquisition, share price (in dollars per share) Business Acquisition, Share Price Award vesting rights percentage Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage Issued Common Stock, Shares, Issued Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value SaltStack SaltStack [Member] SaltStack Operating lease liability Total operating lease liabilities Total operating lease liabilities Operating Lease, Liability Vesting percentage Share-based Compensation Arrangement By Share-based Payment Award, Award Vesting Rights, Performance Target, Percentage Share-based Compensation Arrangement By Share-based Payment Award, Award Vesting Rights, Performance Target, Percentage Dell Bank Senior Unsecured Eurobonds Dell Bank Bonds Dell Bank Bonds [Member] Dell Bank Bonds [Member] Long-term debt Long-term debt Total long-term debt, carrying value Long-term Debt, Excluding Current Maturities Segment Reporting [Abstract] Segment Reporting [Abstract] Cash dividend received and used to fund acquisition Proceeds From Dividends From Affiliates Proceeds From Dividends From Affiliates Share Repurchase Program [Axis] Share Repurchase Program [Axis] Debt Instrument [Line Items] Debt Instrument [Line Items] Redeemable shares (Note 17) Redeemable shares classified as temporary equity Redeemable shares Temporary Equity, Carrying Amount, Attributable to Parent Total Dell Technologies Inc. stockholders’ equity (deficit) Stockholders' Equity Attributable to Parent Shares of Class V Common Stock issuable in the EMC merger (in shares) Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Net Amounts of Assets/ (Liabilities) Presented in the Statement of Financial Position Derivative Assets (Liabilities), at Fair Value, Net Entity Address, City or Town Entity Address, City or Town Compensation Employee-related Liabilities, Current Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Restricted Stock Units (RSUs) RSUs Restricted Stock Units (RSUs) [Member] Dell Technologies Stockholders’ Equity (Deficit) Parent [Member] Fiscal 2026 Lessee, Operating Lease, Liability, to be Paid, Year Five Financial Instrument [Axis] Financial Instrument [Axis] Accounting Standards Update [Domain] Accounting Standards Update [Domain] U.S. tax audit settlement Effective Income Tax Rate Reconciliation, Tax Settlement, Domestic, Percent Products Product [Member] EMC Notes EMC Notes [Member] EMC Notes [Member] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets [Axis] Interest rate at period end Line of Credit Facility, Interest Rate at Period End Dividends paid to VMware, Inc.’s public stockholders Conditional one-time special cash dividend Payments of Dividends Liabilities: Liabilities [Abstract] Operating leases Deferred Tax Liabilities, Leasing Arrangements Valuation allowance Valuation Allowance Deferred Tax Assets, Valuation Allowance Fiscal 2024 Finite-Lived Intangible Asset, Expected Amortization, Year Three Gain Equity Securities, FV-NI, Realized Gain Time-Based Employee Stock Options Time-Based Employee Stock Options [Member] Time-Based Employee Stock Options [Member] Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Notional amounts of outstanding derivative instruments Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block] Compensation expense subject to specified future employment conditions requisite service period Business Combination Compensation Expense Subject To Specified Future Employment Conditions Requisite Service Period Business Combination Compensation Expense Subject To Specified Future Employment Conditions Requisite Service Period Fixed income debt securities Debt Securities, Available-for-sale, Fair Value to Amortized Cost [Abstract] VMWare Employee Stock Purchase Plan VMWare Employee Stock Purchase Plan [Member] VMWare Employee Stock Purchase Plan [Member] Total other comprehensive income (loss), net of tax expense (benefit) of $(18), $(14), and $14, respectively Other Comprehensive Income (Loss), Net of Tax Repayment term (in years) Financing Receivables, Repayment Term Financing Receivables, Repayment Term Leases [Abstract] Leases [Abstract] Number of groups of common stock Common Stock, Number of Groups Common Stock, Number of Groups Term Loan A6 Facility Term Loan A-6 Facility [Member] Term Loan A-6 Facility [Member] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Revaluation of redeemable shares Reclassifications Of Permanent To Temporary Equity Reclassifications of Permanent to Temporary Equity Total current assets Assets, Current Earnings Per Share [Abstract] Earnings Per Share [Abstract] Total severance charges Restructuring Charges CONDENSED FINANCIAL INORMATION OF PARENT COMPANY Condensed Financial Information of Parent Company Only Disclosure [Text Block] Components of net deferred tax assets (liabilities) Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] State income taxes, net of federal tax benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Pension and Other Postretirement Plans Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] Gain on sale Pre-tax gain on sale Gain (Loss) on Disposition of Business Disposal Group Name [Domain] Disposal Group Name [Domain] Stockholders’ equity (deficit): Stockholders' Equity Attributable to Parent [Abstract] 2017 Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year Fiscal 2026 Finite-Lived Intangible Asset, Expected Amortization, Year Five Document Fiscal Period Focus Document Fiscal Period Focus Reclassification adjustments for net losses from pension and other postretirement plans Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax Operating leases Deferred Tax Assets, Operating Lease Deferred Tax Assets, Operating Lease Software Development Software Development [Member] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] Revolving — DBC Revolving — DBC Small And Medium Commercial Borrower [Member] Small And Medium Commercial Borrower [Member] Net income (loss) - diluted Net Income (Loss) Available to Common Stockholders, Diluted Net revenue — products Sales-type Lease, Revenue Class of Financing Receivable, Type of Borrower [Domain] Class of Financing Receivable, Type of Borrower [Domain] Deferred Tax Asset [Domain] Deferred Tax Asset [Domain] Non-deductible transaction-related costs Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent Entity Filer Category Entity Filer Category Common Stock Common Stock [Member] Stock-based compensation expense Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Foreign Currency Translation Adjustments Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Loans and Leases Receivable Disclosure [Table] Loans and Leases Receivable Disclosure [Table] Product and Service [Domain] Product and Service [Domain] 2025 Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Year Four Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Year Four Tax impact of foreign operations Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent Senior Notes and EMC Notes Senior Notes and EMC Notes [Member] Senior Notes and EMC Notes [Member] Financing Receivable, Allowance for Credit Loss [Table] Financing Receivable, Allowance for Credit Loss [Table] Reclassifications out of accumulated other comprehensive income (loss) Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] Principles of Consolidation and EMC Merger Transaction Consolidation, Subsidiaries or Other Investments, Consolidated Entities, Policy [Policy Text Block] Company contribution cost Defined Contribution Plan, Cost Developed technology Purchased technology Technology-Based Intangible Assets [Member] First Lien Notes First Lien Notes [Member] First Lien Notes [Member] Equity securities, downward price adjustment Equity Securities without Readily Determinable Fair Value, Downward Price Adjustment, Annual Amount Indirect tax effects of adoption of new revenue standard Effective Income Tax Rate Reconciliation, Adoption Of New Accounting Standard, Percent Effective Income Tax Rate Reconciliation, Adoption Of New Accounting Standard, Percent Fiscal 2022 Lessor, Operating Lease, Payment to be Received, Year One Secured Debt Secured Debt [Member] Leasehold improvements Leasehold Improvements [Member] 7.125% due June 2024 7.125% Due June 15, 2024 Notes [Member] 7.125% Due June 15, 2024 Notes [Member] Temporary Equity Disclosure [Abstract] Temporary Equity Disclosure [Abstract] Interest rate Debt Instrument, Interest Rate, Stated Percentage Deferred revenue recognition period Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Customer receivables, gross Total customer receivables, gross Financing Receivable, before Allowance for Credit Loss Entity Common Stock, Shares Outstanding - Class A Class A Class A common stock Common Class A [Member] Earnings (loss) per share attributable to Dell Technologies Inc. — diluted: Earnings Per Share, Diluted [Abstract] Exercised (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Change in cash, cash equivalents, and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Interest and other, net Total interest and other, net Nonoperating Income (Expense) 2.650% due June 2020 2.650% Due June 2020 [Member] 2.650% Due June 2020 [Member] Employee Stock Option Share-based Payment Arrangement, Option [Member] Transfers (to)/from the non-controlling interests: Noncontrolling Interest Items [Abstract] Foreign Currency Translation Adjustments Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member] Discreate tax benefit from divestiture Income Tax Reconciliation, Divestiture Income Tax Reconciliation, Divestiture Condensed Financial Information Disclosure [Abstract] Condensed Financial Information Disclosure [Abstract] Subsequent Events [Abstract] Subsequent Events [Abstract] Foreign currency translation adjustments Foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Investments AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Including Noncontrolling Interest [Member] Employee Severance Employee Severance [Member] State/local Deferred State and Local Income Tax Expense (Benefit) Ownership [Domain] Ownership [Domain] 2026 Long-Term Debt, Maturity, Year Five Domestic Income (Loss) from Continuing Operations before Income Taxes, Domestic Interest paid Interest Paid, Excluding Capitalized Interest, Operating Activities Total maturities, carrying value amount Long-term Debt, Fiscal Year Maturity [Abstract] Carrying Value Equity Securities without Readily Determinable Fair Value, Amount Total stockholders’ equity Balance, beginning of period Balance, end of period Stockholders’ equity (deficit) decrease Non-controlling interests Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Investments in subsidiaries Investments In Subsidiaries Investments In Subsidiaries Financing Receivable, Past Due [Line Items] Financing Receivable, Past Due [Line Items] Class D Common Class D [Member] Common Class D [Member] Investments Investment [Table Text Block] Fiscal 2022 Finite-Lived Intangible Asset, Expected Amortization, Year One Total net revenue Revenues Net revenue Revenues Class of Stock [Axis] Class of Stock [Axis] Cash transaction Proceeds from Divestiture of Businesses Restricted stock and restricted stock units activity Schedule of Nonvested Restricted Stock Units Activity [Table Text Block] 1.875% due June 2018 1.875% Due June 2018 [Member] 1.875% Due June 2018 [Member] Gain on sale Gain (Loss) on Sale of Assets and Asset Impairment Charges Parent - Loss before equity in net income of subsidiaries Income (Loss) From Continuing Operations Before Equity Method Investments And Noncontrolling Interest, Net Of Tax Income (Loss) From Continuing Operations Before Equity Method Investments And Noncontrolling Interest, Net Of Tax Accounting Standards Update and Change in Accounting Principle [Table] Accounting Standards Update and Change in Accounting Principle [Table] Total liabilities Financial and Nonfinancial Liabilities, Fair Value Disclosure Accrued and other Total accrued and other current liabilities Accrued Liabilities, Current Earnings (loss) per share - diluted (in dollars per share) Diluted (in dollars per share) Earnings Per Share, Diluted 4.90% due October 2026 4.90% First Lien Notes Due 2026 [Member] 4.90% First Lien Notes Due 2026 [Member] Provisions for product returns and doubtful accounts Deferred Tax Assets, Provisions for Product Returns and Doubtful Accounts Deferred Tax Assets, Provisions for Product Returns and Doubtful Accounts Four Largest Contract Manufacturers Four Largest Contract Manufacturers [Member] Four Largest Contract Manufacturers [Member] Term Loan B Facility Due September 2023 Term Loan B Facility Due September 2023 [Member] Term Loan B Facility Due September 2023 [Member] Reconciliation of unrecognized tax benefits Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Equity issued in acquisition Business Combination, Consideration Transferred, Equity Interests Issued and Issuable Noncontrolling Interest [Line Items] Noncontrolling Interest [Line Items] Summary of debt Outstanding debt Schedule of Debt [Table Text Block] Intangible Assets Including Goodwill Goodwill and Intangible Assets, Policy [Policy Text Block] Depreciation Depreciation Entity Address, Address Line One Entity Address, Address Line One Other Proceeds from Divestiture of Businesses, Net of Cash Divested Retired property, plant and equipment Property, Plant and Equipment, Disposals LPR Prime Rate [Member] Entity Emerging Growth Company Entity Emerging Growth Company Indefinite-lived intangible assets Indefinite-lived Intangible Assets (Excluding Goodwill) Deferred Deferred Income Tax Expense (Benefit) Liability position Gross Amounts of Recognized Assets/ (Liabilities) Derivative Liability, Fair Value, Gross Liability Term Loan A2 Facility Term Loan A-2 Facility [Member] Term Loan A-2 Facility [Member] Foreign currency forward and option contracts Foreign Exchange Forward and Option [Member] Foreign Exchange Forward and Option [Member] Convertible shares, ratio of shares Business Combination, Consideration Transferred, Convertible Shares, Ratio Of Shares Business Combination, Consideration Transferred, Convertible Shares, Ratio Of Shares Net Amount of Assets/ (Liabilities) Recognized in the Consolidated Statement of Financial Position Derivative Liability, Fair Value, Amount Offset Against Collateral Costs accrued for new warranty contracts and changes in estimated for pre-existing warranties Standard Product Warranty Accrual, Increase For Warranties Issued, Increase (Decrease) for Preexisting Warranties, And Foreign Currency Translation Gain (Loss) Standard Product Warranty Accrual, Increase For Warranties Issued, Increase (Decrease) for Preexisting Warranties, And Foreign Currency Translation Gain (Loss) Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Maximum Maximum [Member] Preferred stock, authorized (in shares) Preferred Stock, Shares Authorized Non-Controlling Interests Non-controlling interests Noncontrolling Interest [Member] Gain on strategic investments, net Gain (Loss) on Investments Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Fiscal 2024 Lessor, Operating Lease, Payment to be Received, Year Three Accounts receivable, allowance for credit loss Balance at beginning of period Balance at end of period Accounts Receivable, Allowance for Credit Loss Cost of net revenue — products Cost of Goods Sold, Sales-type Lease Offsetting liabilities Offsetting Liabilities [Table Text Block] 2018 Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year VMware 2007 Equity and Incentive Plan VMware 2007 Equity and Incentive Plan [Member] VMware 2007 Equity and Incentive Plan [Member] Trading Symbol Trading Symbol Financial position of Dell Technologies Inc. (Parent) Condensed Balance Sheet [Table Text Block] Number of credit agreements Number Of Credit Agreements Number Of Credit Agreements Denominator: weighted-average shares outstanding Weighted Average Number of Shares Outstanding Reconciliation [Abstract] DFS Debt DFS Debt Structured financing debt Structured Financing Debt [Member] Structured Financing Debt [Member] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Expected to vest, weighted average remaining contractual term Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms Service obligations honored Standard Product Warranty Accrual, Decrease for Payments Summary of net operating loss carryforwards, tax credit carryforwards, and other deferred tax assets Summary of Valuation Allowance [Table Text Block] Unrecognized tax benefits Unrecognized Tax Benefits, and Income Tax Penalties and Interest Accrued Unrecognized Tax Benefits, and Income Tax Penalties and Interest Accrued Measurement period Business Combination, Measurement Period Business Combination, Measurement Period Senior Secured Credit Facilities and First Lien Notes Term Loan Facilities, Senior First Lien Notes And First Lien Notes [Member] Term Loan Facilities, Senior First Lien Notes And First Lien Notes [Member] Other Other Sundry Liabilities, Current Cash Collateral Received or Pledged Derivative, Collateral, Right to Reclaim Cash Financial Instruments Derivative, Collateral, Right to Reclaim Securities Open market repurchase Debt Instrument, Repurchase Amount Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Conditional extension period Debt Instrument, Term, Extension Option Debt Instrument, Term, Extension Option Foreign Income (Loss) from Continuing Operations before Income Taxes, Foreign Entity Shell Company Entity Shell Company Other deferred tax assets Valuation Allowance, Deferred Tax Asset, Other [Member] Valuation Allowance, Deferred Tax Asset, Other [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Canceled/expired, weighted average exercise price (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price Entity Public Float Entity Public Float Business Combinations Business Combinations Policy [Policy Text Block] Document Type Document Type ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Other Other Nonoperating Income (Expense) Revenue deferrals Contract with Customer, Liability, Increase For Cash Receipts And Cumulative Catch-Up Adjustment To Revenue, Change In Estimate Of Transaction Price Contract with Customer, Liability, Increase For Cash Receipts And Cumulative Catch-Up Adjustment To Revenue, Change In Estimate Of Transaction Price Liability for standard limited warranties Schedule of Product Warranty Liability [Table Text Block] Granted options (in shares) Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Reporting Unit [Axis] Reporting Unit [Axis] 5.875% due June 2019 5.875% due June 2019 [Member] 5.875% due June 2019 [Member] Financing receivables held by the consolidated VIEs Schedule of Variable Interest Entities [Table Text Block] Treasury Stock Treasury Stock [Member] Leasing and financing Deferred Tax Liabilities, Leases and Financing Deferred Tax Liabilities, Leases and Financing Services Service [Member] Finite-lived intangible assets acquired as part of business combination Finite-Lived and Indefinite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block] Segments [Axis] Segments [Axis] SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain] SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain] REITREMENT PLAN BENEFITS Retirement Benefits [Text Block] Vested, weighted average grant date fair value (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Changes in accumulated other comprehensive income (loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Fiscal 2023 Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Two Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Holding period Share-based Compensation Arrangement by Share-based Payment Award, Options And Equity Instruments Other than Options, Put Feature Holding Period Share-based Compensation Arrangement by Share-based Payment Award, Options And Equity Instruments Other than Options, Put Feature Holding Period Level 3 Fair Value, Inputs, Level 3 [Member] Accounting for Operating Leases as a Lessee Lessee, Leases [Policy Text Block] Repurchase of Class V Common Stock (in shares) Shares repurchased (in shares) Stock Repurchased During Period, Shares Other Current Assets Other Current Assets [Member] Recognition of actuarial net losses from pension and other postretirement plans Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, after Tax Derivative instruments Net Amounts of Assets/ (Liabilities) Presented in the Statement of Financial Position Derivative Asset Increase in Dell Technologies Inc. additional paid-in-capital for equity issuances and other equity activity Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Issuance of Equity by Subsidiary to Noncontrolling Interests Line of Credit Line of Credit [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Deferred and other tax liabilities Deferred Income Tax Liabilities, Net DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES Derivative Instruments and Hedging Activities Disclosure [Text Block] Proceeds from issuance of debt Proceeds from Issuance of Debt Intangible assets, net Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Warranty liability Current portion Standard Product Warranty Accrual, Current Trademarks and tradenames Trademarks and Trade Names [Member] Available-for-sale investments: OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax [Abstract] Operating income (loss) Consolidated operating income (loss) Operating Income (Loss) RSA Security RSA Security [Member] RSA Security [Member] Cash Collateral Received or Pledged Derivative, Collateral, Obligation to Return Cash NON-CONTROLLING INTERESTS Noncontrolling Interest Disclosure [Text Block] Changes in deferred revenue Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Variable Rate [Axis] Variable Rate [Axis] Money Market Funds Cash and Cash Equivalents, Unrestricted Cash and Cash Equivalents, Policy [Policy Text Block] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Commitments and contingencies (Note 10) Commitments and Contingencies Repurchases of parent common stock Repurchases of parent common stock Payments for Repurchase of Common Stock Award vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Income and other taxes Taxes Payable, Current Fixed-term — Consumer and Commercial Fixed-term — Consumer and Commercial Consumer And Small Commercial Borrower [Member] Consumer And Small Commercial Borrower [Member] Entity Address, State or Province Entity Address, State or Province Vested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Accounts payable Accounts Payable, Current Impact of foreign currency translation Goodwill, Foreign Currency Translation Gain (Loss) Financial Asset, Period Past Due [Axis] Financial Asset, Period Past Due [Axis] Redeemable shares issued (in shares) Temporary Equity, Shares Issued Internal Use Software Internal Use Software, Policy [Policy Text Block] Accumulated deficit Retained Earnings (Accumulated Deficit) Operating lease ROU assets Operating Lease, Right-of-Use Asset Cash, cash equivalents, and restricted cash: Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract] Property and equipment Deferred Tax Liabilities, Property, Plant and Equipment Accounting Standards Update 2016-01 Accounting Standards Update 2016-01 [Member] Consecutive trading days Equity Instrument, Covenant, Threshold Consecutive Trading Days Equity Instrument, Covenant, Threshold Consecutive Trading Days Pension and Other Postretirement Plans Accumulated Defined Benefit Plans Adjustment Attributable to Noncontrolling Interest [Member] Income tax paid Income Taxes Paid Stockholders’ equity (deficit): Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] 2022 Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Next Twelve Months Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Next Twelve Months Debt instrument, collateral, percent of capital stock of borrowers Debt Instrument, Collateral, Percent of Capital Stock Debt Instrument, Collateral, Percent of Capital Stock Customer [Axis] Customer [Axis] Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] Gain (Loss) Recognized in Income Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net 2024 Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Year Three Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Year Three Income Taxes Income Tax, Policy [Policy Text Block] Hedging Designation [Domain] Hedging Designation [Domain] Total lease costs Lease, Cost Equity and other securities Equity Securities, FV-NI and without Readily Determinable Fair Value [Abstract] Production materials Inventory, Raw Materials and Supplies, Net of Reserves Vested and expected to vest (net of estimated forfeitures) (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Impact of intangible property transfers Effective Income Tax Rate Reconciliation, Intellectual Property Transfer Effective Income Tax Rate Reconciliation, Intellectual Property Transfer Adjustment for special cash dividend (in shares) Adjustment for special cash dividend (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, special cash dividend in Period Share-based Compensation Arrangement by Share-based Payment Award, Options, special cash dividend in Period Fixed-term securitization offerings Fixed Term Securitization Programs [Member] Fixed Term Securitization Programs [Member] Liability Class [Axis] Liability Class [Axis] Domestic Plan Domestic Plan [Member] Stock-based compensation expense APIC, Share-based Payment Arrangement, Increase for Cost Recognition Thereafter Long-Term Debt, Maturity, after Year Five 4.70% due May 2030 Senior Notes Due 2030 [Member] Senior Notes Due 2030 [Member] Advertising expenses Advertising Expense Cash flow hedges: Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent [Abstract] Inventory [Line Items] Inventory [Line Items] Share price (in dollars per share) Share Price Investments Investment, Policy [Policy Text Block] Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Business Acquisition [Axis] Business Acquisition [Axis] Geographical [Domain] Geographical [Domain] Amortization costs to obtain a contract Capitalized Contract Cost, Amortization Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment [Axis] Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Deferred revenue Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Deferred Revenue Shares issued (in shares) Stock Issued During Period, Shares, Acquisitions Foreign Deferred Foreign Income Tax Expense (Benefit) Entity Voluntary Filers Entity Voluntary Filers Thereafter Finite-Lived Intangible Asset, Expected Amortization, after Year Five Associated carrying value adjustments Debt Issuance Costs, Net [Abstract] Credit Facility [Axis] Credit Facility [Axis] Aging of customer financing receivables Financing Receivable, Past Due [Table Text Block] Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued 2022 Long-term Debt, Maturities, Repayments of Principal, Next Twelve Months, Net Long-term Debt, Maturities, Repayments of Principal, Next Twelve Months, Net Total Lessor, Operating Lease, Payments to be Received Credit quality indicators Financing Receivable Credit Quality Indicators [Table Text Block] SecureWorks SecureWorks Corp. [Member] SecureWorks Corp. [Member] Business Combinations [Abstract] Business Combinations [Abstract] Retirement Plan Name [Domain] Retirement Plan Name [Domain] Lessee, Operating Lease, Liability, Payment, Due Lessee, Operating Lease, Liability, Payment, Due [Abstract] Increase (Decrease) in Stockholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Vested and expected to vest, weighted average remaining contractual term Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Guarantees of subsidiary obligations Guarantees Of Subsidiary Obligations Guarantees Of Subsidiary Obligations Cash proceeds Proceeds from Issuance of Common Stock Deferred costs amortization period Capitalized Contract Cost, Amortization Period Selling, general, and administrative Selling, General and Administrative Expenses [Member] Goodwill increase Goodwill, Period Increase (Decrease) Goodwill [Roll Forward] Goodwill [Roll Forward] Financial Asset, Period Past Due [Domain] Financial Asset, Period Past Due [Domain] Type of Borrower [Axis] Type of Borrower [Axis] Computation of basic and diluted earnings (loss) per share and reconciliation to consolidated net income (loss) Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Research and Development Research and Development Expense, Policy [Policy Text Block] Schedule of recognized identified assets acquired and liabilities assumed Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Outstanding borrowings under credit facility Long-term Line of Credit Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis Fair Value Measurement, Policy [Policy Text Block] 8.35% due July 2046 Notes Due July 15, 2046 At 8.35% [Member] Notes Due July 15, 2046 At 8.35% [Member] Change in cash from operating activities Change in cash from operating activities Net Cash Provided by (Used in) Operating Activities Other non-current liabilities: Other Liabilities, Noncurrent [Abstract] Entity Central Index Key Entity Central Index Key Total debt capacity Line of Credit Facility, Current Borrowing Capacity Patents allegedly infringed Loss Contingency, Patents Allegedly Infringed, Number Cash Flow Hedges Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] Derivative Instrument [Axis] Derivative Instrument [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Mexico, Pesos Mexico, Pesos Other Non-Current Liabilities Other Noncurrent Liabilities [Member] Schedule of definite-lived intangible assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Financing Receivable, Past Due [Table] Financing Receivable, Past Due [Table] Senior Notes Senior Notes [Member] Merger consideration held in escrow Escrow Deposit Geographical [Axis] Geographical [Axis] Investments AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Noncontrolling Interest [Member] 2.95% due August 2022 Senior Notes Due 2022 [Member] Senior Notes Due 2022 [Member] Segments [Domain] Segments [Domain] Debt securities Debt Securities, Available-for-sale, Amortized Cost Unrealized Gain Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Number of investments Equity Securities, Number Of Investments Equity Securities, Number Of Investments 2025 Long-Term Debt, Maturity, Year Four Qualitative and Quantitative Information, Transferor's Continuing Involvement [Line Items] Qualitative and Quantitative Information, Transferor's Continuing Involvement [Line Items] Income Statement Location [Axis] Income Statement Location [Axis] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Warranty liability Non-current portion Standard Product Warranty Accrual, Noncurrent Effective income tax rate Discrete tax benefit relating to virtustream impairment charges Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Amount Sales and marketing programs Accrued Marketing Costs, Current Federal Current Federal Tax Expense (Benefit) Notional amount Derivative, Notional Amount Amortization expense Amortization of intangibles Amortization of Intangible Assets Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table] Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table] 4.65% due May 2027 Senior Notes Due March 2027 [Member] Senior Notes Due March 2027 [Member] SEGMENT INFORMATION Segment Reporting Disclosure [Text Block] Issuance of common stock Stock Issued During Period, Value, New Issues Pension and other postretirement plans: Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Plan Amendments, Tax Effect [Abstract] Title of 12(b) Security Title of 12(b) Security Disposal Group Classification [Axis] Disposal Group Classification [Axis] Carbon Black Inc. Carbon Black, Inc. [Member] Carbon Black, Inc. Net definite-lived intangible assets Finite-Lived Intangible Assets, Net First Four Years After March 13, 2019 First Four Years After March 13, 2019 [Member] First Four Years After March 13, 2019 [Member] Weighted-average grant date fair value of stock options granted per option (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Conversion of stock, shares issued (in shares) Conversion of Stock, Shares Issued Collateralized debt Collateralized Debt Obligations [Member] Fiscal 2023 Lessor, Operating Lease, Payment to be Received, Year Two Vesting [Domain] Vesting [Domain] Interest expense Interest Expense Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] 3.90% due August 2027 Senior Notes Due 2027 [Member] Senior Notes Due 2027 [Member] Depreciation and amortization Depreciation, Depletion and Amortization Income tax benefit from continuing operations Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Product and Service [Axis] Product and Service [Axis] Proceeds from the issuance of common stock Proceeds from Issuance of Common Stock of Subsidiary Proceeds from Issuance of Common Stock of Subsidiary Cross currency amortizing swaps Cross Currency Interest Rate Contract [Member] 2023 Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Year Two Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Year Two Other Non- Current Assets Other Noncurrent Assets [Member] Temporary equity Temporary Equity [Table Text Block] Weighted-average recognition period of options Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition International Foreign countries Non-US [Member] Residual interest Residual Values Of Leased Property [Member] Residual Values Of Leased Property [Member] Class Actions VMware, Inc.’s Acquisition Of Pivotal Software Class Actions VMware, Inc.’s Acquisition Of Pivotal Software [Member] Class Actions VMware, Inc.’s Acquisition Of Pivotal Software 2023 Long-Term Debt, Maturity, Year Two Fifth Year After March 13, 2019 Fifth Year After March 13, 2019 [Member] Fifth Year After March 13, 2019 [Member] Revenue recognized Contract with Customer, Liability, Revenue Recognized Net income attributable to Dell Technologies — basic Net Income (Loss) Available to Common Stockholders, Basic Allowance for financing receivable losses: Financing Receivable, Allowance for Credit Loss [Roll Forward] Revolving Revolving Revolving Loan Portfolio Segment [Member] Revolving Loan Portfolio Segment [Member] Pension and Other Postretirement Plans Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] Gain (Loss) Recognized in Accumulated OCI, Net of Tax, on Derivatives Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax 8.10% due July 2036 8.10% due July 15, 2036 Notes [Member] 8.10% due July 15, 2036 Notes [Member] Payment for settlement Income Tax Examination, Payment For Settlement Income Tax Examination, Payment For Settlement Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Accounts payable Increase (Decrease) in Accounts Payable Financing receivable, allowance for credit loss Allowances for losses Balances at beginning of period Balances at end of period Financing Receivable, Allowance for Credit Loss Aggregate intrinsic value Expected to vest, aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding 2023 Long-term Debt, Maturities, Repayments of Principal in Year Two, Net Long-term Debt, Maturities, Repayments of Principal in Year Two, Net Dividends paid per share of common stock (in dollars per share) Common Stock, Dividends, Per Share, Cash Paid FINANCIAL SERVICES Credit Loss, Financial Instrument, Leases, Debt, Variable Interest Entities And Customer Receivables Sales [Text Block] Credit Loss, Financial Instrument, Leases, Debt, Variable Interest Entities And Customer Receivables Sales [Text Block] Debt Instrument [Axis] Debt Instrument [Axis] 5.45% due June 2023 5.45% Due June 15, 2023 Notes [Member] 5.45% Due June 15, 2023 Notes [Member] Total securities Debt Securities, Available-for-sale And Equity Securities Without Readily Determinable Fair Value Debt Securities, Available-for-sale And Equity Securities Without Readily Determinable Fair Value Valuation and qualifying accounts Summary of Valuation and Qualifying Accounts [Table Text Block] Summary of Valuation and Qualifying Accounts [Table Text Block] Interest and state tax deductions Unrecognized Tax Benefits, Interest Deductions Unrecognized Tax Benefits, Interest Deductions Operating segments Operating Segments [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Class of Stock [Line Items] Class of Stock [Line Items] Treasury stock repurchases Aggregate purchase price Treasury Stock, Value, Acquired, Cost Method Derivative instruments Net Amounts of Assets/ (Liabilities) Presented in the Statement of Financial Position Derivative Liability Adjustments to reconcile net income (loss) to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Litigation Case [Axis] Litigation Case [Axis] Charged to other accounts SEC Schedule, 12-09, Valuation Allowances and Reserves, Business Acquired Capitalized Software Development Costs Software to be Sold, Leased, or Otherwise Marketed, Policy [Policy Text Block] Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Entity Information [Line Items] Entity Information [Line Items] Long-term Investments Long-Term Investments [Member] Long-Term Investments [Member] Variable costs Variable Lease, Cost Total customer receivables, gross Sales-type and Direct Financing Leases, Lease Receivable Research and development Research and Development Expense Per share cash consideration (in dollars per share) Business Combination, Consideration Transferred, Convertible Shares, Amount Per Share Business Combination, Consideration Transferred, Convertible Shares, Amount Per Share Subsequent Event Subsequent Event [Member] Deferred and other tax assets Deferred Tax Assets And Other Deferred Tax Assets And Other Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] Short-term Financing Receivables, Short-term, Net [Member] Financing Receivables, Short-term, Net [Member] Non-current operating lease liabilities, extensible list Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] Impairment of property plant and equipment Impairment of Long-Lived Assets Held-for-use Fair Value Estimate of Fair Value Measurement [Member] Banking and Thrift, Interest [Abstract] Non-current operating lease liabilities Operating Lease, Liability, Noncurrent Fiscal 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Four Fair Value Amount Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles 6.02% due June 2026 6.02% Due June 15, 2026 Notes [Member] 6.02% Due June 15, 2026 Notes [Member] Net change in actuarial net losses from pension and other postretirement plans Pension and other post-retirement Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax Gain (Loss) Recognized in Accumulated OCI, Net of Tax, on Derivatives Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax 6.20% due July 2030 6.20% First Lien Notes Due 2030 [Member] 6.20% First Lien Notes Due 2030 [Member] Current assets: Assets, Current [Abstract] Business acquisition, goodwill, expected tax deductible amount Business Acquisition, Goodwill, Expected Tax Deductible Amount Credit Score, FICO [Domain] Credit Score, FICO [Domain] Expected to vest (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other Than Options, Expected to Vest, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other Than Options, Expected to Vest, Number Lastline, Inc Lastline, Inc [Member] Lastline, Inc Pre-combination service cost amount Share Based Payment Arrangement Pre Combination Service Cost Amount Share Based Payment Arrangement Pre Combination Service Cost Amount Stock repurchases, remaining authorized amount Stock Repurchase Program, Remaining Authorized Repurchase Amount Effect of changes in ownership interest Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Table Text Block] 1.90% Term Loan A-4 Facility due December 2023 Term Loan A-4 Facility Due December 2023 [Member] Term Loan A-4 Facility Due December 2023 [Member] Financing Receivable, Allowance for Credit Loss [Line Items] Financing Receivable, Allowance for Credit Loss [Line Items] Comprehensive income (loss) attributable to Dell Technologies Inc. Comprehensive Income (Loss), Net of Tax, Attributable to Parent Dividend yield input Expected dividend yield Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Reconciliation of income tax benefit from continuing operations Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] 2022 Long-Term Debt, Maturity, Year One Legal Entity [Axis] Legal Entity [Axis] City Area Code City Area Code Other Other Debt [Member] Other Debt [Member] Document Period End Date Document Period End Date Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Stock repurchases, authorized amount Stock Repurchase Program, Authorized Amount Current operating lease liabilities, extensible list Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] Net income (loss) Net income (loss) Net income (loss) Total reclassifications, net of tax Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Financing receivables Increase (Decrease) in Finance Receivables Disaggregation of revenue Disaggregation of Revenue [Table Text Block] Amounts reclassified from accumulated other comprehensive income (loss) Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Impairment of Long-Lived Assets Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] Warranty liability: Movement in Standard Product Warranty Accrual [Roll Forward] 2026 Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Year Five Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Year Five Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Repurchase of Class V Common Stock Stock Repurchased During Period, Value Stock-based compensation expense Share-based Payment Arrangement, Noncash Expense ESPP withholdings Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid Assets Leased to Others Assets Leased to Others [Member] Other Proceeds from (Payments for) Other Financing Activities Cover [Abstract] Cover [Abstract] Base Rate Base Rate [Member] Company contribution, percentage of participant's eligible compensation Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay Shares converted (per share) Common Stock, Shares Converted, Per Share Common Stock, Shares Converted, Per Share Other comprehensive income (loss) before reclassifications Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Derivative Instruments, Gain (Loss) [Table] Derivative Instruments, Gain (Loss) [Table] Loss from continuing operations before income taxes Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Fixed income debt securities Fixed Income Securities [Member] Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] Total debt, carrying value Long-term Debt Deferred revenue Increase (Decrease) in Contract with Customer, Liability LEASES Lessee, Operating Leases [Text Block] Retirement Plan Name [Axis] Retirement Plan Name [Axis] Stock conversion ratio Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Shares Issued Ratio Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Shares Issued Ratio Customer relationships Customer Relationships [Member] Operating lease expense: Lease, Cost [Abstract] Reclassification adjustment for net losses realized in net loss Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax Equity Components [Axis] Equity Components [Axis] Net change in cash flow hedges Cash flow hedges, net change Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax 4.00% due July 2024 4.00% First Lien Notes Due 2024 [Member] 4.00% First Lien Notes Due 2024 [Member] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Deferred tax assets Deferred Tax Assets Deferred Tax Assets, Gross Receivables [Abstract] Receivables [Abstract] Minimum Minimum [Member] Total assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Balance Sheet Location [Domain] Balance Sheet Location [Domain] Unrecognized stock-based compensation expense Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Europe Europe [Member] Gross Amounts of Recognized Assets/ (Liabilities) Derivative Asset (Liability), Fair Value, Gross Asset Derivative Asset (Liability), Fair Value, Gross Asset Less: Net income (loss) attributable to non-controlling interests Less: Net income attributable to non-controlling interests Net Income (Loss) Attributable to Noncontrolling Interest Deferred Commissions Contract with Customer, Asset, after Allowance for Credit Loss, Noncurrent Information on selected accounts Schedule of Amounts Recognized in Balance Sheet [Table Text Block] Entity Interactive Data Current Entity Interactive Data Current U.S. United States UNITED STATES Exercised, weighted average exercise price (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Net revenue: Revenues [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] CAPITALIZATION Stockholders' Equity Note Disclosure [Text Block] 2025 Long-term Debt, Maturities, Repayments of Principal in Year Four, Net Long-term Debt, Maturities, Repayments of Principal in Year Four, Net Stock option activity Share-based Payment Arrangement, Option, Activity [Table Text Block] Stock-Based Compensation Share-based Payment Arrangement [Policy Text Block] Tax Valuation Allowance: SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] Foreign Current Foreign Tax Expense (Benefit) Amount awarded to other party Litigation Settlement, Amount Awarded to Other Party Derivative [Table] Derivative [Table] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Fiscal 2022 Defined Benefit Plan, Expected Future Benefit Payment, Year One Deferred tax liabilities Deferred Tax Liabilities, Gross Financing receivable, revolving Financing Receivable, Revolving Trade Receivables — Allowance for expected credit losses: Accounts Receivable, Allowance for Credit Loss [Roll Forward] Denali Holding Inc. 2013 Stock Incentive Plan Denali Holding Inc. 2013 Stock Incentive Plan [Member] Denali Holding Inc. 2013 Stock Incentive Plan [Member] Total intangible assets Intangible Assets, Gross (Excluding Goodwill) Number of reportable segments Number of Reportable Segments Revolving — DPA Revolving — DPA Consumer Borrower [Member] Condensed Income Statements, Captions [Line Items] Condensed Income Statements, Captions [Line Items] 4.50% due May 2025 Senior Notes Due 2025 [Member] Senior Notes Due 2025 [Member] Charged to income tax provision SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense Research and development Research and Development Expense [Member] Consolidation Items [Axis] Consolidation Items [Axis] Non-designated as hedging instruments Not Designated as Hedging Instrument [Member] Goodwill impaired Goodwill impaired Goodwill, Impairment Loss Accounts receivable, net of allowance of $104 and $94 (Note 20) Accounts Receivable, after Allowance for Credit Loss, Current Outstanding equity interest held (as a percent) Noncontrolling Interest, Ownership Percentage by Parent Total lease payments Lessee, Operating Lease, Liability, to be Paid Other Deferred Tax Assets, Other Noncontrolling Interest [Abstract] Noncontrolling Interest [Abstract] Fiscal 2021 Acquisitions Fiscal 2021 Acquisitions [Member] Fiscal 2021 Acquisitions Foreign Plan Foreign Plan [Member] TIIE Mexican Interbank Equilibrium Interest Rate [Member] Mexican Interbank Equilibrium Interest Rate [Member] Lease income Operating Lease, Lease Income Deferred revenue and warranty provisions Deferred Tax Assets, Deferred Revenue and Warranty Provisions Deferred Tax Assets, Deferred Revenue and Warranty Provisions Foreign Currency Translation Foreign Currency Transactions and Translations Policy [Policy Text Block] Severance charges to provision Restructuring Costs Cash paid and other Payments for Restructuring Financial liabilities Offsetting Derivative Liabilities [Abstract] Gain (Loss) Reclassified from Accumulated OCI into Income Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net Document Transition Report Document Transition Report Decrease in Dell Technologies Inc. additional paid-in-capital for equity issuances and other equity activity Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Other Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Other Number of classes of common stock Common Stock, Number of Classes Common Stock, Number of Classes Tax benefit realized from exercise of stock options Share-based Payment Arrangement, Exercise of Option, Tax Benefit Deferred: Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Asset Securitization Transfers and Servicing of Financial Assets, Transfers of Financial Assets, Financings, Policy [Policy Text Block] Other assumed liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other Avi Network Inc. Avi Network, Inc. [Member] Avi Network, Inc. [Member] Numerator: Continuing operations Net Income (Loss) Attributable to Parent [Abstract] Asset position Gross Amounts of Recognized Assets/ (Liabilities) Derivative Asset, Fair Value, Gross Asset Level 2 Fair Value, Inputs, Level 2 [Member] Past Due 1 — 90 Days Financing Receivables, 1 To 89 Days Past Due [Member] Financing Receivables, 1 To 89 Days Past Due [Member] 2.30% due August 2020 Senior Notes Due 2020 [Member] Senior Notes Due 2020 [Member] Years Prior Financing Receivable, Originated, More than Five Years before Current Fiscal Year Liabilities: Liabilities, Fair Value Disclosure [Abstract] Vesting [Axis] Vesting [Axis] Thereafter Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, After Year Five Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, After Year Five Fiscal 2026 and beyond Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Five Number of shares converted (in shares) Conversion of Stock, Shares Converted BASIS OF PRESENTATION Basis of Accounting [Text Block] Performance-Based Employee Stock Options Performance-Based Employee Stock Options [Member] Performance-Based Employee Stock Options [Member] Net Amount of Assets/ (Liabilities) Recognized in the Consolidated Statement of Financial Position Derivative Asset, Fair Value, Amount Offset Against Collateral Operating and compensation related accruals Deferred Tax Assets, Tax Deferred Expense, Operating and Compensation Related Accruals Deferred Tax Assets, Tax Deferred Expense, Operating and Compensation Related Accruals Finance receivables, offset against payables Finance Receivables, Gross, Amount Offset Against Payables Finance Receivables, Gross, Amount Offset Against Payables Short-term financing receivables, net of allowance of $228 and $109 (Note 4) Short-term Financing Receivable, after Allowance for Credit Loss, Current Subsequent Event [Line Items] Subsequent Event [Line Items] SUPPLEMENTAL CONSOLIDATED FINANCIAL INFORMATION Additional Financial Information Disclosure [Text Block] Cumulative Effect, Period of Adoption [Axis] Cumulative Effect, Period of Adoption [Axis] Exercisable (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Credit Facility [Domain] Credit Facility [Domain] Unamortized discount, net of unamortized premium Debt Instrument, Unamortized Discount (Premium), Net Litigation Case [Domain] Litigation Case [Domain] Earnings (loss) per share - basic (in dollars per share) Basic (in dollars per share) Earnings Per Share, Basic Unrecognized tax benefits that would impact income tax expense Unrecognized Tax Benefits that Would Impact Effective Tax Rate Term (in years) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Entity File Number Entity File Number Canceled/expired (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period Other Current Liabilities Other Current Liabilities [Member] Long-term financing receivables, net of allowance of $93 and $40 (Note 4) Long-term Financing Receivable, after Allowance for Credit Loss, Noncurrent Financial assets Offsetting Derivative Assets [Abstract] Weighted-average remaining lease term (in years) Operating Lease, Weighted Average Remaining Lease Term Fiscal 2025 Lessor, Operating Lease, Payment to be Received, Year Four Stock-based compensation expense before taxes Stock-based compensation expense Share-based Payment Arrangement, Expense Investments AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member] Number of stockholders Loss Contingency, Number of Plaintiffs Balance Sheet Location [Axis] Balance Sheet Location [Axis] Software Development, Internal Use Software Development, Internal Use [Member] Internally developed software for long-term internal use. Disposal Group Name [Axis] Disposal Group Name [Axis] Performance-based Restricted Stock Units Performance-based Restricted Stock Units [Member] Performance-based Restricted Stock Units [Member] Reduction of intangible assets Impairment of Intangible Assets, Finite-lived Document Annual Report Document Annual Report RSUs and PSUs RSUs and PSUs [Member] RSUs and PSUs [Member] Vested and expected to vest, aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Debt instrument, collateral (in shares) Debt Instrument, Collateral Amount, Shares Debt Instrument, Collateral Amount, Shares Income tax benefit Share-based Payment Arrangement, Expense, Tax Benefit Components of financing receivables segregated by portfolio segment Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Deferred compensation plan assets Deferred Compensation Plan Assets Storage Storage [Member] Storage [Member] All Currencies [Domain] All Currencies [Domain] Retirement Benefits [Abstract] Retirement Benefits [Abstract] New financing originations Payments to Acquire Finance Receivables Receivable [Domain] Receivable [Domain] Subsequent Event [Table] Subsequent Event [Table] Cost Equity Securities Without Readily Determinable Fair Value, At Cost Equity Securities Without Readily Determinable Fair Value, At Cost Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Inventories, net: Inventory, Net [Abstract] Non-controlling interests Stockholders' Equity Attributable to Noncontrolling Interest Granted, weighted average grant date fair value (in dollars per share) Weighted-average price per share (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Forward contracts to hedge monetary assets and liabilities Foreign Exchange Forward [Member] Valuation Allowance by Deferred Tax Asset [Axis] Valuation Allowance by Deferred Tax Asset [Axis] Other Deferred Tax Liabilities, Other Schedule of Defined Benefit Plans Disclosures [Table] Schedule of Defined Benefit Plans Disclosures [Table] Debt, maximum period for registration Debt Instrument, Maximum Period for Registration Debt Instrument, Maximum Period for Registration Retirement of debt Extinguishment of Debt, Amount Gross Amounts Offset in the Statement of Financial Position Derivative Asset, Fair Value, Gross Liability Accounts receivable Increase (Decrease) in Accounts Receivable Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] 5.30% due October 2029 5.30% First Lien Notes Due 2029 [Member] 5.30% First Lien Notes Due 2029 [Member] Total liabilities, redeemable shares, and stockholders’ equity Liabilities and Equity Loss Contingencies [Line Items] Loss Contingencies [Line Items] Number of businesses acquired Number of Businesses Acquired Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax INCOME AND OTHER TAXES Income Tax Disclosure [Text Block] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Transfer (to)/from subsidiary Payments For (Proceeds From) Subsidiary Payments For (Proceeds From) Subsidiary Lapse of statute of limitations Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Operating lease costs Operating Lease, Cost Fair value of assets acquired and liabilities assumed Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net Total liabilities assumed Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities Hedging Relationship [Axis] Hedging Relationship [Axis] Financing receivables, net Financing Receivable, after Allowance for Credit Loss Deferred tax liabilities: Deferred Tax Liabilities, Gross [Abstract] Undistributed earnings of foreign subsidiaries Undistributed Earnings of Foreign Subsidiaries Weighted-average shares outstanding - antidilutive (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Non-collateralized debt Non-Collateralized Debt Obligations [Member] Non-Collateralized Debt Obligations [Member] Maturities and sales of investments Proceeds from Sale, Maturity and Collection of Investments Current Current Income Tax Expense (Benefit) Interest and other, net: Interest and Other Income [Abstract] Other, net Other Noncash Income (Expense) 4.42% due June 2021 4.42% Due June 15, 2021 Notes [Member] 4.42% Due June 15, 2021 Notes [Member] Increases related to tax position of prior years Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Increases related to tax positions of the current year Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Qualified small businesses, large commercial accounts, governmental organizations, educational entities, and certain individual consumer customers Other Borrower [Member] Other Borrower [Member] Equity Component [Domain] Equity Component [Domain] Net change in market value of investments Investments, net change OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax Gross margin Gross Profit Property, plant, and equipment, net Total property, plant, and equipment, net Property, Plant and Equipment, Net Entity Tax Identification Number Entity Tax Identification Number Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] STOCK-BASED COMPENSATION Share-based Payment Arrangement [Text Block] Interest rate contracts Interest Rate Contract [Member] Net income (loss) attributable to Dell Technologies Inc. Net income attributable to Dell Technologies Inc. Net income (loss) Net Income (Loss) Attributable to Parent Changes in assets and liabilities, net of effects from acquisitions and dispositions: Increase (Decrease) in Operating Capital [Abstract] Repurchases of subsidiary common stock Payments to Noncontrolling Interests LIBOR London Interbank Offered Rate (LIBOR) [Member] Provision charged to income statement Financing Receivable, Credit Loss, Expense (Reversal) Reconciliation to the consolidated net income (loss) Reconciliation of Consolidated Net Income (Loss) [Table Text Block] Reconciliation of Consolidated Net Income (Loss) [Table Text Block] Trade names Trade Names [Member] Nyansa, Inc Nyansa, Inc [Member] Nyansa, Inc [Member] Debt Securities, Trading, and Equity Securities, FV-NI [Table] Debt Securities, Trading, and Equity Securities, FV-NI [Table] Datrium Datrium [Member] Datrium Current Fiscal Year End Date Current Fiscal Year End Date Operating expenses: Operating Expenses [Abstract] Retirement Plan Sponsor Location [Domain] Retirement Plan Sponsor Location [Domain] 6.10% due July 2027 6.10% First Lien Notes Due 2027 [Member] 6.10% First Lien Notes Due 2027 [Member] DHI Group Common Class A, Common Class B, Common Class C And Common Class D [Member] Common Class A, Common Class B, Common Class C And Common Class D [Member] Purchased intangibles Intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Number of Options Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Credit carryforwards Deferred Tax Assets, Tax Credit Carryforwards Parent Company Parent Company [Member] Fixed-term loans Lease Receivable, Fixed-Term Loans [Member] Lease Receivable, Fixed-Term Loans [Member] Financing Receivable, Credit Quality Indicator [Table] Financing Receivable, Credit Quality Indicator [Table] Term of lease contract Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract Long-term deferred revenue Long-term deferred revenue Contract with Customer, Liability, Noncurrent Intrinsic value of restricted stock Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested 2021 Financing Receivable, Year One, Originated, Current Fiscal Year Commercial Commercial [Member] Commercial [Member] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Other Other Sundry Liabilities, Noncurrent Business acquisition exchange of shares ratio (in shares) Business Acquisition, Exchange Of Shares Ratio Business Acquisition Exchange Of Shares Ratio Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Term Loan Facilities Term Loan Facilities [Member] Term Loan Facilities [Member] Estimated useful lives of property, plant, and equipment Property, Plant and Equipment [Table Text Block] Pivotal Pivotal [Member] Pivotal [Member] Available borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Issuance of common stock (in shares) Class A common shares purchased (in shares) Stock Issued During Period, Shares, New Issues Tax expense (benefit) Other Comprehensive Income (Loss), Tax Common stock and capital in excess of $0.01 par value (Note 14) Common Stocks, Including Additional Paid in Capital Gross Finite-Lived Intangible Assets, Gross Other, net Accounts Receivable, Credit Loss Expense (Reversal) Money market funds Money Market Funds [Member] Total derivative instruments Offsetting Derivative Assets (Liabilities) [Abstract] Offsetting Derivative Assets (Liabilities) [Abstract] Less: accumulated depreciation Accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Short-term financing receivables, allowance Financing Receivable, Allowance for Credit Loss, Current Exercisable, aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value Thereafter Long-term Debt, Maturities, Repayments of Principal After Year Five, Net Long-term Debt, Maturities, Repayments of Principal After Year Five, Net VMware Term Loan Facility VMware Term Loan Facility [Member] VMware Term Loan Facility [Member] Currency [Axis] Currency [Axis] Change from net income attributable to Dell Technologies Inc. and transfers to the non-controlling interests Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Change Due to Net Income Attributable to Parent and Effects of Changes, Net Related Party Transactions [Abstract] Related Party Transactions [Abstract] Hedging Relationship [Domain] Hedging Relationship [Domain] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Maturity of operating lease liabilities Lessee, Operating Lease, Liability, Maturity [Table Text Block] Basis of Presentation Basis of Accounting, Policy [Policy Text Block] 2020 Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year Weighted-average shares outstanding - basic (in shares) Weighted Average Number of Shares Outstanding, Basic BUSINESS COMBINATIONS, GOODWILL AND INTANGIBLE ASSETS Business Combination, Goodwill And Intangible Assets [Text Block] Business Combination, Goodwill And Intangible Assets [Text Block] Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Risk-free rate (U.S. Government Treasury Note) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Forfeited, weighted average exercise price (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Ownership [Axis] Ownership [Axis] Derivatives in Cash Flow Hedging Relationships Cash Flow Hedging [Member] Loss Contingencies [Table] Loss Contingencies [Table] Carrying Value Reported Value Measurement [Member] Plan Name [Domain] Plan Name [Domain] Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer DEFERRED REVENUE Revenue from Contract with Customer [Text Block] Term Loan B-1 Facility Term Loan B-1 Facility [Member] Term Loan B-1 Facility [Member] ROU assets obtained in exchange for new operating lease liabilities Right-of-Use Asset Obtained in Exchange for Operating Lease Liability REDEEMABLE SHARES Shareholders' Equity and Share-based Payments [Text Block] Outstanding debt Long-term Debt, Fair Value Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Foreign exchange Foreign Currency Transaction Gain (Loss), before Tax Inventories Inventory, Policy [Policy Text Block] Income tax expense (benefit) Income tax benefit Income tax expense (benefit) Income Tax Expense (Benefit) Tax holiday, aggregate amount Income Tax Holiday, Aggregate Dollar Amount Cash, cash equivalents, and restricted cash at beginning of the period Cash, cash equivalents, and restricted cash at end of the period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Property, Plant, and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Aggregate future maturities Schedule of Maturities of Long-term Debt [Table Text Block] Temporary Equity [Line Items] Temporary Equity [Line Items] Fiscal 2026 and beyond Lessor, Operating Lease, Payments To Be Received, Five Years And Thereafter Lessor, Operating Lease, Payments To Be Received, Five Years And Thereafter Loss on sale, net of tax Gain (Loss) On Disposition Of Business, Net Of Tax Gain (Loss) On Disposition Of Business, Net Of Tax Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-lived Intangible Assets, Major Class Name [Domain] China Revolving Credit Facility China Revolving Credit Facility [Member] China Revolving Credit Facility [Member] Local Phone Number Local Phone Number Cash payment Payments to Acquire Businesses, Gross Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Redeemable shares outstanding (in shares) Temporary Equity, Shares Outstanding Cumulative Effect, Period of Adoption [Domain] Cumulative Effect, Period of Adoption [Domain] Share-based Compensation Award, Tranche One Share-based Payment Arrangement, Tranche One [Member] Intrinsic value of options exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Deferred revenue: Movement in Deferred Revenue [Roll Forward] Derivative [Line Items] Derivative [Line Items] Schedule of indefinite-lived intangible assets Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Cash Flow Hedges Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] Total debt, principal amount Total debt, principal amount Total debt, principal amount Long-term Debt, Gross Securitization facilities Securitization Program [Member] Securitization Program [Member] Reductions for tax positions of prior years Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Deferred revenue at beginning of period Deferred revenue at end of period Contract with Customer, Liability Other assets and liabilities Increase (Decrease) in Other Operating Assets Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Stock-based compensation expense, net of income taxes Share-based Payment Arrangement, Expense, after Tax Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Selling, General, and Administrative Selling, General and Administrative Expenses, Policy [Policy Text Block] Maximum borrowing capacity Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Award Type [Axis] Award Type [Axis] Weighted-Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Discrete tax benefit from intra-entity asset transfer Effective Income Tax Rate Reconciliation, Intra-Entity Asset Transfer Effective Income Tax Rate Reconciliation, Intra-Entity Asset Transfer Class of Financing Receivable [Axis] Class of Financing Receivable [Axis] Fair value of restricted stock Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Other acquired assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets Financial Instruments Derivative, Collateral, Obligation to Return Securities Additional debt issued Debt Instrument, Additional Debt Issued Debt Instrument, Additional Debt Issued Fiscal 2022 Purchase Obligation, to be Paid, Year One Accumulated Deficit Retained Earnings [Member] Goodwill divested Goodwill, Written off Related to Sale of Business Unit Fiscal 2024 and thereafter Purchase Obligation, Due in Third Year and After Purchase Obligation, Due in Third Year and After Measurement Basis [Axis] Measurement Basis [Axis] Charge-offs, net of recoveries Financing Receivable, Allowance for Credit Loss, Writeoff Change in cash from investing activities Change in cash from investing activities Net Cash Provided by (Used in) Investing Activities Purchases of investments Payments to Acquire Investments Weighted-Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract] Options outstanding, weighted average remaining contractual term Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Total undiscounted cash flows Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received Award Type [Domain] Award Type [Domain] Operating lease income maturities Lessor, Operating Lease, Payment to be Received, Fiscal Year Maturity [Table Text Block] Allowance for financing receivable losses Financing Receivable, Allowance for Credit Loss [Table Text Block] Activity related to severance liability Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Vested and expected to vest, weighted average exercise price (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Allowances for Financing Receivables Leases Loans and Leases Receivable, Allowance for Loan Losses Policy [Policy Text Block] 5.875% due June 2021 5.875% Due June 15, 2021 Notes [Member] 5.875% Due June 15, 2021 Notes [Member] Treasury stock at cost Treasury Stock, Value Discrete tax benefit from adoption of revenue standard Effective Income Tax Rate Reconciliation, Adoption Of New Accounting Standard Effective Income Tax Rate Reconciliation, Adoption Of New Accounting Standard Australia and New Zealand AUSTRALIA And NEW ZEALAND [Member] AUSTRALIA And NEW ZEALAND [Member] EARNINGS PER SHARE Earnings Per Share [Text Block] Employee Stock And Restricted Stock Employee Stock And Restricted Stock [Member] Employee Stock And Restricted Stock [Member] Current liabilities: Liabilities, Current [Abstract] U.S. federal statutory rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Shares withheld for taxes (in shares) Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Exercisable, weighted average exercise price (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Foreign countries Foreign Subsidiaries [Member] Foreign Subsidiaries Interest income on the sales-type lease receivables Sales-type Lease, Interest Income, Lease Receivable Recently Issued and Adopted Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] CloudHealth Technologies CloudHealth Technologies [Member] CloudHealth Technologies Earnings (loss) per share attributable to Dell Technologies Inc. — basic: Earnings Per Share, Basic [Abstract]