| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 27, 2021 | May 26, 2021 | 001-37556 |
| 4 | Open Document | Open Filing | FORM 4 | May 13, 2021 | May 12, 2021 | 001-34028 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 26, 2020 | May 22, 2020 | 001-37556 |
| 4 | Open Document | Open Filing | FORM 4 | May 15, 2020 | May 13, 2020 | 001-34028 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 24, 2020 | Apr 22, 2020 | 001-31240 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 20, 2019 | Jun 19, 2019 | 001-37556 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 7, 2019 | Jun 5, 2019 | 001-31240 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 23, 2019 | May 22, 2019 | 001-37556 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | May 20, 2019 | Jul 1, 2016 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 | May 13, 2019 | May 10, 2019 | 001-34028 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 2, 2019 | Apr 1, 2019 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 3, 2019 | Jan 2, 2019 | 001-03526 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Jan 3, 2019 | Oct 1, 2018 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 2, 2018 | Oct 1, 2018 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 2, 2018 | Jul 2, 2018 | 001-03526 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 20, 2018 | Jun 19, 2018 | 001-37556 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 20, 2018 | Jun 19, 2018 | 001-37556 |
| 4 | Open Document | Open Filing | FORM 4 | May 15, 2018 | May 11, 2018 | 001-34028 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 27, 2018 | Apr 26, 2018 | 001-31240 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 3, 2018 | Apr 2, 2018 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 3, 2018 | Jan 2, 2018 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 2, 2017 | Oct 2, 2017 | 001-03526 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Oct 2, 2017 | Jul 3, 2017 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 3, 2017 | Jul 3, 2017 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 15, 2017 | May 12, 2017 | 001-34028 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 24, 2017 | Apr 21, 2017 | 001-31240 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 3, 2017 | Apr 3, 2017 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2017 | Jan 3, 2017 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 3, 2016 | Oct 1, 2016 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 5, 2016 | Jul 1, 2016 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 7, 2016 | Apr 1, 2016 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 17, 2016 | May 13, 2016 | 001-34028 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 25, 2016 | Apr 21, 2016 | 001-31240 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 29, 2016 | Feb 25, 2016 | 001-34028 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Feb 29, 2016 | Feb 25, 2016 | 001-34028 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2016 | Jan 1, 2016 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 2, 2015 | Oct 1, 2015 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 2, 2015 | Sep 1, 2015 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 4, 2015 | Aug 1, 2015 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 2, 2015 | Jul 1, 2015 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2015 | Jun 1, 2015 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 4, 2015 | May 1, 2015 | 001-03526 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 27, 2015 | Apr 23, 2015 | 001-31240 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 3, 2015 | Apr 1, 2015 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2015 | Mar 1, 2015 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 3, 2015 | Feb 1, 2015 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2015 | Jan 2, 2015 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 2, 2014 | Dec 1, 2014 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 4, 2014 | Nov 1, 2014 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 3, 2014 | Oct 1, 2014 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 2, 2014 | Sep 2, 2014 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 1, 2014 | Aug 1, 2014 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 1, 2014 | Jul 1, 2014 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2014 | Jun 2, 2014 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 1, 2014 | May 1, 2014 | 001-03526 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 28, 2014 | Apr 24, 2014 | 001-31240 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 2, 2014 | Apr 1, 2014 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 4, 2014 | Mar 4, 2014 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 3, 2014 | Feb 3, 2014 | 001-03526 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 2, 2014 | Jan 2, 2014 | 001-03526 |