| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 14 May 2024 | 10 May 2024 | 000-25734 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jul 2021 | 06 Jul 2021 | 001-13684 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2020 | 24 Aug 2020 | 001-13684 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Dec 2018 | 01 Dec 2018 | 001-13684 |