| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2023 | Feb 3, 2023 | 000-21238 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 2, 2023 | Jan 31, 2023 | 000-21238 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 1, 2022 | Jan 28, 2022 | 000-21238 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 2, 2021 | Jan 29, 2021 | 000-21238 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2020 | Jan 31, 2020 | 000-21238 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 5, 2019 | Jun 3, 2019 | 000-21238 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 5, 2019 | Jun 3, 2019 | 000-21238 |