| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 18, 2021 | Oct 15, 2021 | 001-39800 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Dec 14, 2020 | Dec 14, 2020 | 001-39800 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 22, 2016 | Aug 22, 2016 | 001-32337 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 6, 2016 | Jun 2, 2016 | 001-32337 |
| 4 | Open Document | Open Filing | May 28, 2015 | May 26, 2015 | 001-32337 | |
| 4 | Open Document | Open Filing | Jun 13, 2014 | Jun 11, 2014 | 001-32337 |