| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 3, 2023 | Jun 16, 2023 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 23, 2023 | Mar 17, 2023 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2023 | Feb 3, 2023 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 23, 2023 | Jan 17, 2023 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2023 | Dec 16, 2022 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 14, 2022 | Jun 17, 2022 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 24, 2022 | Mar 22, 2022 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 2, 2022 | Feb 1, 2022 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 24, 2022 | Jan 18, 2022 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 29, 2021 | Sep 17, 2021 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 7, 2021 | Jun 18, 2021 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 26, 2021 | Mar 19, 2021 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 26, 2021 | Jan 25, 2021 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 21, 2021 | Jan 19, 2021 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 8, 2021 | Dec 18, 2020 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 5, 2020 | Sep 18, 2020 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 6, 2020 | Jun 19, 2020 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 1, 2020 | Jan 27, 2020 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 30, 2020 | Jan 21, 2020 | 000-12820 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 30, 2020 | Jan 1, 2019 | 000-12820 |