| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 20, 2025 | Nov 19, 2025 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 22, 2024 | Nov 20, 2024 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 16, 2023 | Nov 15, 2023 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 8, 2023 | May 3, 2023 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 17, 2022 | Nov 16, 2022 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 18, 2021 | Nov 17, 2021 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 27, 2020 | Oct 26, 2020 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2020 | Feb 13, 2020 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 21, 2019 | Nov 20, 2019 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 28, 2018 | Nov 28, 2018 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 21, 2017 | Nov 15, 2017 | 000-18082 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2017 | Mar 1, 2017 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 15, 2017 | Mar 15, 2017 | 000-18082 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 15, 2017 | Mar 15, 2017 | 000-18082 |