| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | Jun 13, 2023 | Jun 13, 2023 | 000-56540 | |
| 4 | Open Document | Open Filing | FORM 4 | Aug 3, 2021 | Aug 2, 2021 | 001-14667 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 30, 2021 | Mar 26, 2021 | 001-14667 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 2, 2018 | Jul 31, 2018 | 001-14667 |
| 3 | Open Document | Open Filing | 3 | Jul 25, 2018 | Jul 25, 2018 | 001-38604 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 12, 2017 | Jun 1, 2017 | 001-14667 |