| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 05 Apr 2022 | 01 Apr 2022 | 000-23325 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2020 | 20 Apr 2020 | 000-23325 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2020 | 20 Apr 2020 | 000-23325 |