| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 21 Mar 2025 | 18 Jun 2024 | 000-15746 | |
| 4 | Open Document | Open Filing | 11 Dec 2023 | 07 Dec 2023 | 000-15746 | |
| 3 | Open Document | Open Filing | 13 Aug 2019 | 25 Jul 2019 | 000-15746 |