| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Mar 30, 2022 | Mar 28, 2022 | 001-08344 | |
| 4 | Open Document | Open Filing | Mar 11, 2022 | Mar 9, 2022 | 001-08344 | |
| 3 | Open Document | Open Filing | Aug 5, 2021 | Aug 2, 2021 | 001-08344 |