| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Feb 18, 2022 | Feb 16, 2022 | 001-35988 | |
| 4 | Open Document | Open Filing | Aug 20, 2021 | Aug 18, 2021 | 001-35988 | |
| 4 | Open Document | Open Filing | Jul 30, 2020 | Jul 1, 2020 | 001-35988 |