| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jun 14, 2023 | Jun 14, 2023 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2023 | Mar 1, 2023 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 15, 2022 | Mar 13, 2022 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2022 | Feb 28, 2022 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 27, 2021 | Dec 23, 2021 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2021 | Mar 1, 2021 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 9, 2020 | Dec 7, 2020 | 000-51485 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Dec 9, 2020 | Dec 7, 2020 | 000-51485 |