| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/05/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/05/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/05/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/05/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/05/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/27/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/25/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/25/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/28/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/14/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |