| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 14, 2025 | Jul 28, 2025 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 28, 2025 | Jul 28, 2025 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 27, 2025 | Jan 27, 2025 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 21, 2024 | Oct 21, 2024 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 21, 2024 | Oct 21, 2024 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 2, 2024 | Aug 1, 2024 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 20, 2024 | Feb 20, 2024 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 6, 2023 | Sep 5, 2023 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 31, 2023 | Aug 31, 2023 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2023 | Mar 15, 2023 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 24, 2022 | Aug 24, 2022 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 30, 2022 | Jun 29, 2022 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 29, 2022 | Jun 29, 2022 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 20, 2022 | Jan 20, 2022 | 000-20402 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 26, 2021 | Oct 25, 2021 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 26, 2021 | Oct 25, 2021 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 11, 2021 | Aug 11, 2021 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 10, 2021 | Aug 10, 2021 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 3, 2021 | Feb 3, 2021 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 31, 2020 | Dec 31, 2020 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 30, 2020 | Dec 30, 2020 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 26, 2019 | Jan 29, 2019 | 000-20402 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2019 | Dec 31, 2018 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 28, 2016 | Sep 26, 2016 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 15, 2016 | Jan 14, 2016 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2015 | Feb 27, 2015 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2015 | Feb 25, 2015 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 30, 2014 | Dec 30, 2014 | 000-20402 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 19, 2014 | Dec 19, 2014 | 000-20402 |