| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 31 Jul 2023 | 15 Jun 2023 | 001-35824 | |
| 4 | Open Document | Open Filing | 06 Jun 2022 | 03 Jun 2022 | 001-35824 | |
| 4 | Open Document | Open Filing | 24 Apr 2018 | 26 Jun 2017 | 001-35824 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Sep 2017 | 05 Sep 2017 | 001-35824 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Nov 2016 | 07 Nov 2016 | 001-35824 |