| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 20, 2021 | Sep 16, 2021 | 001-39668 |
| 3 | Open Document | Open Filing | Feb 3, 2021 | Feb 3, 2021 | 001-39999 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 30, 2020 | Oct 27, 2020 | 001-39668 |