| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/01/18 | 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 | |
| 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 | |
| 01/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/23/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 10/03/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 09/20/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 |