| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jun 9, 2023 | Jun 7, 2023 | 001-10185 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 10, 2022 | Jun 8, 2022 | 001-10185 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 14, 2021 | Jun 11, 2021 | 001-10185 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 18, 2020 | Jun 17, 2020 | 001-10185 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 13, 2019 | Jun 13, 2019 | 001-10185 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 1, 2018 | Jun 1, 2018 | 001-10185 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 2, 2017 | Sep 28, 2017 | 001-10185 |