| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 16, 2021 | Jun 15, 2021 | 001-06364 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 12, 2021 | May 11, 2021 | 001-06364 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 6, 2021 | May 4, 2021 | 001-06364 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 17, 2020 | Jun 15, 2020 | 001-06364 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2020 | May 11, 2020 | 001-06364 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | May 12, 2020 | May 11, 2020 | 001-06364 |