| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/04/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/04/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/23/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/23/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/23/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/23/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/23/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/23/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/23/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/15/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |