| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Dec 6, 2022 | Dec 4, 2022 | 001-37854 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 17, 2022 | Jun 10, 2021 | 001-37854 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 27, 2020 | Jul 23, 2020 | 001-37854 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 21, 2020 | Jan 16, 2020 | 001-37854 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 7, 2018 | Aug 3, 2018 | 001-37854 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 7, 2017 | Jul 5, 2017 | 001-37854 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 26, 2016 | May 24, 2016 | 000-55442 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | May 6, 2015 | May 6, 2015 | 000-55442 |