| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 26, 2024 | Dec 20, 2024 | 000-19954 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 8, 2023 | Dec 8, 2023 | 000-19954 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2021 | Dec 31, 2020 | 000-19954 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 25, 2017 | Jul 24, 2017 | 000-19954 |