| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/13/17 | SC 13D/A | Form SC 13D/A: General Statement of Acquisition of Beneficial Ownership | 13 | |
| 04/05/17 | SC 13D/A | Form SC 13D/A: General Statement of Acquisition of Beneficial Ownership | 9 | |
| 04/04/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/31/17 | IRANNOTICE | Form IRANNOTICE: Notice of disclosure filed pursuant to Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 (Exchange Act Section 13(r)). | 1 | |
| 03/31/17 | 10-K | Form 10-K: Annual report [Section 13 and 15(d), not S-K Item 405] |
|
321 |
| 03/31/17 | SC TO-I | Form SC TO-I: Tender offer statement by Issuer | 48 | |
| 03/30/17 | SC 13D/A | Form SC 13D/A: General Statement of Acquisition of Beneficial Ownership | 5 | |
| 03/30/17 | 8-K | Form 8-K: Current report | 4 | |
| 03/30/17 | 8-K | Form 8-K: Current report | 16 | |
| 03/20/17 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 4 |
