| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Oct 2021 | 06 Oct 2021 | 811-23651 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Aug 2019 | 27 Aug 2019 | 811-23330 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Oct 2017 | 26 Oct 2017 | 811-23014 |