| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2025 | Mar 14, 2025 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 12, 2024 | Dec 11, 2024 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 13, 2024 | Jun 12, 2024 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 14, 2023 | Dec 13, 2023 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 15, 2023 | Jun 14, 2023 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 21, 2023 | Mar 21, 2023 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 10, 2021 | May 28, 2021 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 29, 2020 | Oct 28, 2020 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 11, 2020 | Mar 10, 2020 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 21, 2018 | Dec 20, 2018 | 000-15204 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 13, 2018 | Dec 13, 2018 | 000-15204 |