| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jan 27, 2022 | Jan 27, 2022 | 001-37793 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 26, 2021 | Nov 23, 2021 | 001-37793 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 1, 2021 | Jan 28, 2021 | 001-37793 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 31, 2020 | Jan 30, 2020 | 001-37793 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 7, 2019 | Feb 5, 2019 | 001-37793 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 1, 2018 | Jan 31, 2018 | 001-37793 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 18, 2017 | Dec 15, 2017 | 001-14315 |
| 4 | Open Document | Open Filing | FORM 4 | May 4, 2017 | May 2, 2017 | 001-37793 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 10, 2017 | Apr 10, 2017 | 001-14315 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jun 9, 2016 | Jun 9, 2016 | 001-37793 |