| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 25 May 2022 | 21 May 2022 | 001-38797 | |
| 4 | Open Document | Open Filing | 21 May 2021 | 21 May 2021 | 001-38797 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Jun 2020 | 21 May 2019 | 001-38797 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Jun 2020 | 30 Apr 2019 | 001-38797 |