| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Nov 19, 2021 | Nov 17, 2021 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 13, 2021 | Oct 12, 2021 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | May 28, 2021 | May 28, 2021 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2021 | May 21, 2021 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2020 | Oct 1, 2020 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2020 | Jul 1, 2020 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 15, 2020 | Jun 14, 2020 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2020 | May 28, 2020 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2020 | Apr 1, 2020 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2020 | Jan 2, 2020 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2019 | Oct 1, 2019 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2019 | Jul 1, 2019 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 18, 2019 | Jun 14, 2019 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 4, 2019 | May 31, 2019 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 2, 2019 | Apr 1, 2019 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2019 | Jan 2, 2019 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 20, 2018 | Dec 18, 2018 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2018 | Oct 1, 2018 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 18, 2018 | Sep 14, 2018 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 3, 2018 | Jul 2, 2018 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | May 31, 2018 | May 31, 2018 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | May 10, 2018 | May 8, 2018 | 001-33626 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2018 | Apr 2, 2018 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2018 | Jan 2, 2018 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2017 | Oct 2, 2017 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 18, 2017 | Sep 14, 2017 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 5, 2017 | Jul 3, 2017 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2017 | Jun 12, 2017 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | May 11, 2017 | May 9, 2017 | 001-33626 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 5, 2017 | Apr 3, 2017 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2017 | Jan 3, 2017 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 5, 2016 | Oct 3, 2016 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 11, 2016 | Aug 10, 2016 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 6, 2016 | Jul 1, 2016 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | May 4, 2016 | May 2, 2016 | 001-33626 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 5, 2016 | Apr 1, 2016 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 6, 2016 | Jan 4, 2016 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 5, 2015 | Oct 1, 2015 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 6, 2015 | Jul 1, 2015 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | May 15, 2015 | May 13, 2015 | 001-33626 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 2, 2015 | Apr 1, 2015 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 6, 2015 | Jan 2, 2015 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 2, 2014 | Oct 1, 2014 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 2, 2014 | Jul 1, 2014 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 | May 8, 2014 | May 7, 2014 | 001-33626 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 3, 2014 | Apr 1, 2014 | 001-34746 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 8, 2014 | Jan 7, 2014 | 001-34746 |