| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 09 Feb 2023 | 07 Feb 2023 | 000-20728 |
| 4 | Open Document | Open Filing | FORM 4 | 31 May 2022 | 31 May 2022 | 000-20728 |
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2022 | 17 May 2022 | 000-20728 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Apr 2022 | 22 Mar 2022 | 000-20728 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2022 | 24 Feb 2022 | 000-20728 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2022 | 24 Feb 2022 | 000-20728 |