| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 May 2021 | 11 May 2021 | 001-37640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2021 | 31 Jan 2021 | 001-37640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2020 | 14 Feb 2020 | 001-37640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2020 | 31 Jan 2020 | 001-37640 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jun 2019 | 19 Jun 2019 | 001-37640 |