| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/01/18 | 8-K | Form 8-K: Current report | 12 | |
| 01/24/18 | UPLOAD | Form UPLOAD: SEC-generated letter | 2 | |
| 01/23/18 | SC 13D/A | Form SC 13D/A: General Statement of Acquisition of Beneficial Ownership | 11 | |
| 01/19/18 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 12/19/17 | 8-K | Form 8-K: Current report | 4 |