| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 23, 2025 | Jun 20, 2025 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 5, 2025 | May 2, 2025 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 17, 2025 | Jan 16, 2025 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 24, 2024 | Jun 20, 2024 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 6, 2024 | May 3, 2024 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 26, 2023 | Jun 23, 2023 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 20, 2023 | Jun 15, 2023 | 000-18277 |
| 144 | Open Document | Open Filing | Jun 15, 2023 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 3, 2023 | May 2, 2023 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 28, 2022 | Jun 24, 2022 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2022 | Apr 25, 2022 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 4, 2021 | Nov 3, 2021 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 3, 2021 | Nov 1, 2021 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 29, 2021 | Oct 28, 2021 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 27, 2021 | Oct 26, 2021 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 6, 2021 | Aug 4, 2021 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 4, 2021 | Aug 2, 2021 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 29, 2021 | May 12, 2021 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 12, 2021 | Mar 11, 2021 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 17, 2020 | Dec 16, 2020 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 16, 2020 | Dec 15, 2020 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 17, 2020 | Sep 15, 2020 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 14, 2020 | Sep 10, 2020 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 29, 2020 | Jun 26, 2020 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 26, 2020 | Jun 24, 2020 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 12, 2019 | Dec 11, 2019 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 2, 2019 | Jun 28, 2019 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 16, 2015 | Sep 2, 2015 | 000-18277 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2015 | Feb 24, 2015 | 000-18277 |