| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 14, 2022 | May 9, 2022 | 000-53994 |
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | Nov 9, 2021 | ||
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 4, 2021 | Oct 23, 2021 | 000-53994 |