| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 28, 2023 | Jun 26, 2023 | 000-52140 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 16, 2022 | Sep 6, 2022 | 000-52140 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 21, 2017 | Nov 28, 2017 | 001-12711 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 13, 2017 | Jun 19, 2017 | 001-12711 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 8, 2017 | Jun 2, 2017 | 000-55382 |
| 4 | Open Document | Open Filing | FORM 4 | May 12, 2017 | May 10, 2017 | 001-12711 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 31, 2017 | Jan 25, 2017 | 001-12711 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 6, 2017 | Feb 22, 2017 | 001-12711 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2017 | Nov 30, 2016 | 001-12711 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 11, 2014 | Apr 2, 2014 | 001-12711 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 7, 2014 | Apr 2, 2014 | 001-12711 |