| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Oct 2022 | 06 Oct 2022 | 000-17988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Aug 2022 | 16 Aug 2022 | 000-17988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Oct 2021 | 07 Oct 2021 | 000-17988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Oct 2020 | 08 Oct 2020 | 000-17988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Oct 2019 | 03 Oct 2019 | 000-17988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Oct 2018 | 04 Oct 2018 | 000-17988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Oct 2017 | 05 Oct 2017 | 000-17988 |