| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2022 | Mar 1, 2022 | 001-12691 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 3, 2021 | Sep 1, 2021 | 001-12691 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jul 6, 2021 | Jun 28, 2021 | 001-12691 |