| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Feb 25, 2022 | Feb 24, 2022 | 001-37976 | |
| 4 | Open Document | Open Filing | Dec 17, 2021 | Mar 1, 2021 | 001-37976 | |
| 4 | Open Document | Open Filing | Feb 25, 2021 | Feb 24, 2021 | 001-37976 | |
| 4 | Open Document | Open Filing | Dec 31, 2020 | Mar 2, 2020 | 001-37976 | |
| 4 | Open Document | Open Filing | Feb 26, 2020 | Feb 24, 2020 | 001-37976 | |
| 4 | Open Document | Open Filing | Dec 6, 2019 | Jun 3, 2019 | 001-37976 | |
| 4 | Open Document | Open Filing | Mar 4, 2019 | Mar 4, 2019 | 001-37976 | |
| 4 | Open Document | Open Filing | Dec 18, 2018 | Mar 1, 2018 | 001-37976 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 16, 2018 | Oct 15, 2018 | 001-37666 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Sep 11, 2018 | Apr 17, 2018 | 001-37666 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 1, 2018 | May 1, 2018 | 001-37666 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 18, 2018 | Apr 17, 2018 | 001-37666 |
| 4 | Open Document | Open Filing | Mar 2, 2018 | Feb 28, 2018 | 001-37976 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 3, 2018 | Dec 31, 2017 | 001-37666 |
| 4 | Open Document | Open Filing | Dec 29, 2017 | Mar 1, 2017 | 001-37976 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 3, 2017 | Sep 30, 2017 | 001-37666 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 11, 2017 | Jul 7, 2017 | 001-37666 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 5, 2017 | Jun 30, 2017 | 001-37666 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 2, 2017 | May 1, 2017 | 001-37666 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 4, 2017 | Mar 31, 2017 | 001-37666 |
| 4 | Open Document | Open Filing | Feb 27, 2017 | Feb 23, 2017 | 001-37976 | |
| 4 | Open Document | Open Filing | Jan 24, 2017 | Mar 1, 2016 | 001-37976 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2017 | Dec 31, 2016 | 001-37666 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 3, 2016 | Sep 30, 2016 | 001-37666 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 1, 2016 | Jun 30, 2016 | 001-37666 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | May 12, 2016 | Apr 28, 2016 | 001-37666 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 29, 2016 | Apr 28, 2016 | 001-13641 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 29, 2016 | Apr 28, 2016 | 001-37666 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Apr 28, 2016 | Apr 18, 2016 | 001-37666 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 1, 2016 | Mar 31, 2016 | 001-13641 |
| 4 | Open Document | Open Filing | Feb 24, 2016 | Feb 23, 2016 | 001-07850 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2016 | Dec 31, 2015 | 001-13641 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 6, 2015 | Oct 5, 2015 | 001-13641 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 1, 2015 | Sep 30, 2015 | 001-13641 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 1, 2015 | Jun 30, 2015 | 001-13641 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 1, 2015 | Mar 31, 2015 | 001-13641 |
| 4 | Open Document | Open Filing | Feb 3, 2015 | Jan 30, 2015 | 001-07850 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 2, 2015 | Dec 31, 2014 | 001-13641 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 1, 2014 | Sep 30, 2014 | 001-13641 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 1, 2014 | Jun 30, 2014 | 001-13641 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 20, 2014 | May 20, 2014 | 001-13641 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 1, 2014 | Mar 31, 2014 | 001-13641 |
| 4/A | Open Document | Open Filing | Feb 10, 2014 | Feb 7, 2014 | 001-07850 | |
| 4 | Open Document | Open Filing | Feb 7, 2014 | Feb 7, 2014 | 001-07850 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 2, 2014 | Dec 31, 2013 | 001-13641 |