| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Nov 29, 2023 | Nov 27, 2023 | 000-25131 |
| 4 | Open Document | Open Filing | FORM 4 | May 8, 2023 | May 4, 2023 | 000-25131 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 20, 2023 | May 23, 2022 | 000-25131 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2022 | Apr 20, 2022 | 000-25131 |
| 3 | Open Document | Open Filing | FORM 3 | Mar 15, 2022 | Mar 10, 2022 | 000-25131 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 15, 2022 | Mar 11, 2022 | 000-25131 |
| 4 | Open Document | Open Filing | FORM 4 - | May 21, 2018 | May 17, 2018 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 26, 2018 | Apr 24, 2018 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 16, 2018 | Mar 14, 2018 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 9, 2018 | Mar 7, 2018 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 1, 2018 | Feb 27, 2018 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 26, 2018 | Feb 22, 2018 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 20, 2018 | Feb 15, 2018 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 22, 2017 | Nov 20, 2017 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 21, 2017 | Aug 17, 2017 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 1, 2017 | Jul 28, 2017 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Jul 10, 2017 | Jul 6, 2017 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | May 26, 2017 | May 24, 2017 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 28, 2017 | Apr 26, 2017 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 21, 2017 | Mar 17, 2017 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 24, 2017 | Feb 22, 2017 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 13, 2017 | Jan 11, 2017 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 9, 2017 | Jan 5, 2017 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 9, 2016 | Dec 7, 2016 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 8, 2016 | Sep 6, 2016 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 7, 2016 | Jun 3, 2016 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 8, 2016 | Mar 4, 2016 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 26, 2016 | Feb 24, 2016 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 10, 2015 | Dec 8, 2015 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 18, 2015 | Nov 16, 2015 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 10, 2015 | Sep 8, 2015 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 11, 2015 | Jun 9, 2015 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 10, 2015 | Mar 6, 2015 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 4, 2015 | Mar 2, 2015 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 2, 2014 | Dec 1, 2014 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 26, 2014 | Nov 24, 2014 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 10, 2014 | Sep 8, 2014 | 001-36418 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 17, 2014 | Apr 15, 2014 | 001-36418 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Apr 15, 2014 | Apr 15, 2014 | 001-36418 |