| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2023 | Jan 20, 2023 | 001-02451 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 6, 2023 | Jan 5, 2023 | 001-02451 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2022 | Dec 31, 2021 | 001-02451 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 5, 2021 | Dec 31, 2020 | 001-02451 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 2, 2020 | Dec 31, 2019 | 001-02451 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 2, 2019 | Dec 31, 2018 | 001-02451 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 3, 2018 | Dec 31, 2017 | 001-02451 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 1, 2017 | Sep 1, 2017 | 001-02451 |