| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 01 Jul 2021 | 30 Jun 2021 | 001-36612 | |
| 4 | Open Document | Open Filing | 07 Jul 2020 | 02 Jul 2020 | 001-36612 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jun 2019 | 01 Jun 2019 | 001-36612 |
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2018 | 03 May 2018 | 001-36612 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 06 Mar 2018 | 22 Feb 2018 | 001-36612 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Mar 2018 | 22 Feb 2018 | 001-36612 |