| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/06/18 | 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 | |
| 02/05/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/29/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/25/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/18/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |