| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 17, 2022 | Jun 15, 2022 | 001-38855 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 17, 2021 | Jun 15, 2021 | 001-38855 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 21, 2020 | May 19, 2020 | 001-38855 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 27, 2020 | Apr 23, 2020 | 001-38855 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 25, 2019 | Apr 23, 2019 | 001-38855 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 26, 2018 | Apr 24, 2018 | 000-32651 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Apr 26, 2018 | Apr 24, 2018 | 000-32651 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2014 | Apr 1, 2014 | 001-02217 |