| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/01/20 | 3 | Initial statement of beneficial ownership of securities |
|
4 | |
| 04/01/20 | 3 | Initial statement of beneficial ownership of securities |
|
4 | |
| 04/01/20 | 3 | Initial statement of beneficial ownership of securities |
|
4 | |
| 02/22/17 | 3 | Initial statement of beneficial ownership of securities |
|
2 |
