| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Apr 14, 2023 | Apr 12, 2023 | 001-38393 |
| 3 | Open Document | Open Filing | FORM 3 | Jul 18, 2022 | Jul 1, 2022 | 001-38393 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 18, 2022 | Jul 1, 2022 | 001-38393 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 25, 2016 | Jan 22, 2016 | 000-31869 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 16, 2015 | Apr 14, 2015 | 000-31869 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 16, 2014 | Apr 15, 2014 | 000-31869 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 15, 2014 | Apr 11, 2014 | 000-31869 |