| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/23/18 | SC 13G/A | Form SC 13G/A: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions | 5 | |
| 01/22/18 | 8-K | Form 8-K: Current report filing | 271 | |
| 01/16/18 | 8-K | Form 8-K: Current report filing | 5 | |
| 01/10/18 | 8-K | Form 8-K: Current report filing | 52 | |
| 01/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 01/02/18 | 5 | Form 5: Annual statement of changes in beneficial ownership of securities | 2 | |
| 12/19/17 | 8-K | Form 8-K: Current report filing | 44 | |
| 12/14/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/14/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 12/14/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |