| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Jun 20, 2023 | Feb 14, 2023 | 000-52883 | |
| 4 | Open Document | Open Filing | Apr 29, 2022 | Apr 20, 2022 | 000-52883 | |
| 3 | Open Document | Open Filing | Mar 31, 2022 | Feb 24, 2022 | 000-52883 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 4, 2018 | Oct 4, 2018 | 000-55989 |