| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | May 16, 2024 | May 14, 2024 | 000-51531 |
| 3 | Open Document | Open Filing | 3 | May 16, 2024 | May 13, 2024 | 000-51531 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 22, 2017 | Nov 20, 2017 | 000-30319 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 22, 2017 | Aug 20, 2017 | 000-30319 |
| 4 | Open Document | Open Filing | FORM 4 - | May 23, 2017 | May 20, 2017 | 000-30319 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 22, 2017 | Feb 20, 2017 | 000-30319 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 19, 2017 | Jan 17, 2017 | 000-30319 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 22, 2016 | Nov 20, 2016 | 000-30319 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 23, 2016 | Aug 20, 2016 | 000-30319 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 19, 2016 | Jan 14, 2016 | 000-30319 |
| 4 | Open Document | Open Filing | 4 | Jul 27, 2015 | Jul 23, 2015 | 000-30319 |
| 3 | Open Document | Open Filing | FORM 3 - | Jul 15, 2015 | Jul 14, 2015 | 000-30319 |