| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/23/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/14/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/14/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/13/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/08/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/07/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/03/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/03/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/31/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/26/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |