| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Sep 19, 2022 | Sep 15, 2022 | 000-55648 | |
| 4 | Open Document | Open Filing | Sep 3, 2021 | Jul 22, 2021 | 000-55648 | |
| 3 | Open Document | Open Filing | May 20, 2021 | May 3, 2021 | 000-55648 |