| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2024 | 13 May 2024 | 000-30269 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2023 | 11 May 2023 | 000-30269 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 May 2022 | 12 May 2022 | 000-30269 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2021 | 10 May 2021 | 000-30269 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jan 2021 | 15 Jan 2021 | 000-30269 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Oct 2020 | 15 Oct 2020 | 000-30269 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jul 2020 | 15 Jul 2020 | 000-30269 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2020 | 15 May 2020 | 000-30269 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Apr 2020 | 16 Apr 2020 | 000-30269 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2019 | 15 May 2019 | 000-30269 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2019 | 28 Mar 2019 | 000-30269 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2019 | 28 Mar 2019 | 000-30269 |