| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/13/16 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/13/16 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/08/16 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 12/28/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/23/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/22/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/22/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/22/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/15/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/15/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |