| Date | Form | Description | XBRL |
|---|---|---|---|
| 10/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 09/25/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | |
| 09/06/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | |
| 09/06/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | |
| 09/06/19 | 3 | Form 3: Initial statement of beneficial ownership of securities |