| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Dec 2023 | 20 Dec 2023 | 001-39812 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jun 2023 | 06 Jun 2023 | 001-39812 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jun 2022 | 14 Jun 2022 | 001-39812 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Nov 2021 | 11 Nov 2021 | 001-39812 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Mar 2021 | 17 Dec 2020 | 001-39812 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 19 Jul 2019 | 17 Jul 2019 | 000-10685 |
| 3 | Open Document | Open Filing | INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES | 05 Jan 2016 | 15 Dec 2015 | 000-10685 |