| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/23/17 | DEF 14A | Form DEF 14A: Definitive proxy statements | 88 | |
| 03/23/17 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 5 | |
| 03/10/17 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 03/06/17 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 1 | |
| 03/06/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/02/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/23/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/22/17 | 8-K/A | Form 8-K/A: Current report | 3 | |
| 02/21/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/21/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |