| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2022 | May 24, 2022 | 001-16533 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 7, 2019 | Oct 3, 2019 | 001-16533 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2019 | Apr 1, 2019 | 001-36878 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 1, 2019 | Apr 1, 2019 | 001-36878 |
| 4/A | Open Document | Open Filing | FORM 4/A | Mar 11, 2019 | Feb 22, 2019 | 001-16533 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2019 | Feb 22, 2019 | 001-16533 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 27, 2018 | Dec 25, 2018 | 001-36878 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 9, 2018 | Oct 5, 2018 | 001-16533 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 27, 2018 | Sep 25, 2018 | 001-36878 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 27, 2018 | Jun 26, 2018 | 001-36878 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 28, 2018 | Mar 27, 2018 | 001-36878 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2018 | Feb 22, 2018 | 001-16533 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 17, 2018 | Jan 16, 2018 | 001-16533 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 12, 2018 | Jan 12, 2018 | 001-16533 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 11, 2018 | Jan 10, 2018 | 001-16533 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 27, 2017 | Dec 26, 2017 | 001-36878 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 5, 2017 | Oct 5, 2017 | 001-16533 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 27, 2017 | Sep 26, 2017 | 001-36878 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 28, 2017 | Jun 27, 2017 | 001-36878 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 29, 2017 | Mar 28, 2017 | 001-36878 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2017 | Feb 23, 2017 | 001-16533 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 28, 2016 | Dec 27, 2016 | 001-36878 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 6, 2016 | Oct 5, 2016 | 001-16533 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 27, 2016 | Sep 27, 2016 | 001-36878 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 29, 2016 | Jun 28, 2016 | 001-36878 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2016 | Jun 1, 2016 | 000-50167 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 23, 2016 | Mar 22, 2016 | 001-36878 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2016 | Feb 24, 2016 | 001-16533 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 21, 2015 | Dec 17, 2015 | 001-36878 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 7, 2015 | Oct 5, 2015 | 001-16533 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 28, 2015 | Sep 24, 2015 | 001-36878 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 18, 2015 | Jun 16, 2015 | 001-36878 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 3, 2015 | Jun 1, 2015 | 000-50167 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 6, 2015 | Jan 22, 2015 | 001-36878 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 26, 2015 | Feb 25, 2015 | 001-16533 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2015 | Dec 31, 2014 | 000-55336 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 19, 2014 | Dec 19, 2014 | 000-55336 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 6, 2014 | Oct 6, 2014 | 001-16533 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 3, 2014 | Jun 2, 2014 | 000-50167 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2014 | Feb 21, 2014 | 001-16533 |