| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Apr 2023 | 01 Apr 2023 | 000-52596 |
| 3 | Open Document | Open Filing | 10 Sep 2021 | 08 Sep 2021 | 000-52596 | |
| 3 | Open Document | Open Filing | FORM 3 | 30 Jul 2019 | 22 Jul 2019 | 001-35517 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 01 Feb 2017 | 01 Feb 2017 | 001-38004 |