| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Oct 2021 | 25 Oct 2021 | 001-33622 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Mar 2020 | 21 Mar 2020 | 001-33622 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Apr 2017 | 12 Apr 2017 | 001-33622 |