| 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 | 01 Feb 2021 | 001-37640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2020 | 31 Jan 2020 | 001-37640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Nov 2019 | 18 Nov 2019 | 001-37640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2019 | 01 Feb 2019 | 001-37640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2018 | 22 Feb 2018 | 001-37640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2018 | 01 Feb 2018 | 001-37640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jun 2017 | 05 Jun 2017 | 001-37640 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jun 2017 | 05 Jun 2017 | 001-37640 |