| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/05/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/05/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/13/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/30/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/05/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/03/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/08/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/05/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/07/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/07/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |