| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Oct 4, 2022 | Oct 4, 2022 | 000-56159 | |
| 4 | Open Document | Open Filing | Jan 26, 2022 | Jan 21, 2022 | 000-56159 | |
| 4 | Open Document | Open Filing | Mar 2, 2021 | Feb 25, 2021 | 000-56159 | |
| 4 | Open Document | Open Filing | Feb 10, 2021 | Feb 9, 2021 | 000-56159 | |
| 3 | Open Document | Open Filing | May 7, 2020 | May 7, 2020 | 000-56159 | |
| 4 | Open Document | Open Filing | Dec 9, 2019 | Dec 9, 2019 | 333-221548 |