| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/09/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/09/17 | SC 13G | Form SC 13G: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 02/07/17 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 3 | |
| 01/23/17 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 01/13/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/19/16 | 8-K | Form 8-K: Current report | 3 | |
| 12/08/16 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 3 | |
| 11/10/16 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/08/16 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/08/16 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |