| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | 28 Feb 2022 | 17 Feb 2022 | 000-54318 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Oct 2018 | 28 Sep 2018 | 000-20713 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Oct 2018 | 28 Sep 2018 | 000-20713 |