| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 09/24/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 09/24/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 08/05/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 07/08/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 07/08/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 07/08/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 07/08/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 07/08/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 07/08/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 04/29/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 |