| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Dec 19, 2022 | Dec 15, 2022 | 000-52423 | |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 21, 2021 | Dec 17, 2021 | 000-52423 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 17, 2021 | Dec 15, 2021 | 000-52423 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 17, 2020 | Dec 15, 2020 | 000-52423 |
| 3 | Open Document | Open Filing | FORM 3 - | Nov 23, 2020 | Nov 18, 2020 | 000-52423 |