| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/21/21 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/17/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/16/20 | 3 | Initial statement of beneficial ownership of securities |
|
1 | |
| 08/14/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/16/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/20/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/11/19 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 09/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/06/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/11/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
