| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 01 Jul 2021 | 29 Jun 2021 | 001-36763 | |
| 4 | Open Document | Open Filing | 05 Apr 2021 | 01 Apr 2021 | 001-36763 | |
| 4 | Open Document | Open Filing | 21 Jan 2020 | 17 Jan 2020 | 001-36763 | |
| 4 | Open Document | Open Filing | 20 Dec 2019 | 08 Jan 2019 | 001-36763 | |
| 3 | Open Document | Open Filing | 20 Dec 2019 | 08 Jan 2019 | 001-36763 |