| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Aug 19, 2021 | Aug 17, 2021 | 001-39965 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Aug 13, 2021 | Aug 11, 2021 | 001-39965 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2021 | Feb 5, 2021 | 001-39965 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 2, 2021 | Feb 2, 2021 | 001-39965 |