| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Dec 2022 | 15 Dec 2022 | 001-34474 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Sep 2017 | 14 Sep 2017 | 001-34474 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Sep 2017 | 14 Sep 2017 | 001-34474 |