| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/08/17 | 5/A | Form 5/A: Annual statement of changes in beneficial ownership of securities | 1 | |
| 11/16/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/16/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/08/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/02/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/02/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/01/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |