| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 28, 2024 | May 24, 2024 | 000-17196 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 30, 2023 | May 26, 2023 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2022 | May 27, 2022 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 22, 2021 | Jun 21, 2021 | 000-17196 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 17, 2021 | Jun 17, 2021 | 000-17196 |
| 3 | Open Document | Open Filing | Aug 17, 2018 | Aug 9, 2018 | 000-17363 |