| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 18, 2022 | Feb 17, 2022 | 001-36330 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 14, 2021 | Jun 10, 2021 | 001-36330 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 20, 2021 | May 12, 2021 | 001-36330 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 5, 2020 | Jun 3, 2020 | 001-36330 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 7, 2019 | Jun 5, 2019 | 001-36330 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 22, 2018 | Jun 20, 2018 | 001-36330 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 26, 2017 | Jun 22, 2017 | 001-36330 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 23, 2016 | Jun 22, 2016 | 001-36330 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 23, 2016 | Jun 22, 2016 | 001-36330 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 18, 2014 | Mar 17, 2014 | 000-25137 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2014 | Feb 7, 2014 | 000-25137 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 21, 2014 | Jan 15, 2014 | 000-25137 |