| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 23 Nov 2021 | 19 Nov 2021 | 001-39435 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Aug 2020 | 24 Aug 2020 | 001-39435 |
| 3 | Open Document | Open Filing | 24 Aug 2020 | 07 Aug 2020 | 001-39435 |