| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Mar 10, 2023 | Mar 9, 2023 | 001-12830 | |
| 4 | Open Document | Open Filing | Feb 14, 2023 | Feb 11, 2023 | 001-12830 | |
| 4 | Open Document | Open Filing | Mar 11, 2022 | Mar 10, 2022 | 001-12830 | |
| 4 | Open Document | Open Filing | Feb 15, 2022 | Feb 11, 2022 | 001-12830 | |
| 4 | Open Document | Open Filing | Dec 30, 2021 | Dec 28, 2021 | 001-12830 | |
| 4 | Open Document | Open Filing | Mar 17, 2021 | Mar 15, 2021 | 001-12830 | |
| 4 | Open Document | Open Filing | Mar 19, 2020 | Mar 17, 2020 | 001-12830 | |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Mar 29, 2019 | Mar 19, 2019 | 001-12830 |