| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 12, 2023 | Apr 10, 2023 | 001-40237 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Apr 12, 2023 | Apr 10, 2023 | 001-40237 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 16, 2016 | Jun 14, 2016 | 000-29089 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2016 | Apr 26, 2016 | 000-29089 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 28, 2016 | Apr 26, 2016 | 000-29089 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 29, 2015 | Sep 25, 2015 | 000-29089 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 17, 2015 | Jun 17, 2015 | 000-29089 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 17, 2015 | Jun 17, 2015 | 000-29089 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 12, 2015 | Jan 8, 2015 | 001-12584 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 27, 2014 | May 22, 2014 | 001-12584 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 21, 2014 | Apr 17, 2014 | 001-12584 |