| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 4, 2021 | Oct 29, 2021 | 811-23715 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 4, 2021 | Oct 29, 2021 | 811-23715 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 28, 2018 | Feb 28, 2018 | 811-23157 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 28, 2018 | Feb 28, 2018 | 811-22570 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2018 | Feb 2, 2018 | 811-22565 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2018 | Feb 2, 2018 | 811-22843 |