| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | 08 Jul 2022 | 07 Jul 2022 | 001-12830 | |
| 4 | Open Document | Open Filing | 01 Apr 2021 | 15 Mar 2021 | 001-12830 | |
| 3 | Open Document | Open Filing | 22 Jan 2021 | 20 Jan 2021 | 001-12830 |