| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/22/21 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/16/21 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/16/21 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/16/21 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/16/21 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/29/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/29/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/29/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/29/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/09/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |