| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 28 Dec 2023 | 26 Dec 2023 | 001-37916 | |
| 4 | Open Document | Open Filing | 04 Feb 2022 | 06 Jan 2022 | 001-37916 | |
| 4 | Open Document | Open Filing | 17 Nov 2020 | 13 Nov 2020 | 001-37916 | |
| 4 | Open Document | Open Filing | 03 Jan 2020 | 31 Dec 2019 | 001-37916 | |
| 3 | Open Document | Open Filing | 19 Nov 2019 | 12 Nov 2019 | 001-39132 | |
| 5 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Feb 2019 | 31 Dec 2018 | 001-37916 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Dec 2018 | 28 Dec 2018 | 001-37916 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 27 Dec 2018 | 26 Dec 2018 | 001-37916 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Dec 2018 | 20 Dec 2018 | 001-37916 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Dec 2018 | 19 Dec 2018 | 001-37916 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 Dec 2018 | 17 Dec 2018 | 001-37916 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Dec 2016 | 01 Dec 2016 | 001-37916 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 30 Dec 2015 | 28 Dec 2015 | 000-54996 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 22 Dec 2014 | 19 Dec 2014 | 000-54996 |