| 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 | 001-12609 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2021 | Mar 1, 2021 | 001-12609 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2021 | Mar 1, 2021 | 001-12609 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 10, 2021 | Feb 1, 2021 | 001-02348 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 10, 2021 | Feb 1, 2021 | 001-12609 |