| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Apr 4, 2022 | Mar 31, 2022 | 001-09810 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Mar 7, 2022 | Mar 4, 2022 | 001-09810 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Feb 11, 2022 | Feb 9, 2022 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 9, 2021 | Jun 7, 2021 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2021 | May 11, 2021 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 5, 2021 | May 3, 2021 | 001-09810 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | May 4, 2021 | Feb 10, 2021 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 6, 2021 | Apr 5, 2021 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 5, 2021 | Mar 4, 2021 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2021 | Mar 1, 2021 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 12, 2021 | Feb 10, 2021 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 9, 2021 | Feb 8, 2021 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2020 | May 11, 2020 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 5, 2020 | May 1, 2020 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 5, 2020 | Mar 4, 2020 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 7, 2020 | Jan 6, 2020 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 6, 2019 | Mar 4, 2019 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2019 | Jan 3, 2019 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 12, 2018 | Feb 8, 2018 | 001-09810 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2018 | Jan 3, 2018 | 001-09810 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2018 | Jan 3, 2018 | 001-09810 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 9, 2017 | Nov 7, 2017 | 001-36440 |
| 4 | Open Document | Open Filing | FORM 4 | May 5, 2017 | May 3, 2017 | 001-36440 |
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2017 | Apr 30, 2017 | 001-36440 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 19, 2017 | May 1, 2016 | 001-36440 |
| 4 | Open Document | Open Filing | FORM 4 | May 9, 2016 | May 5, 2016 | 001-36440 |
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2016 | May 1, 2016 | 001-36440 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 7, 2015 | May 5, 2015 | 001-36440 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 5, 2015 | May 2, 2015 | 001-36440 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 20, 2015 | Mar 18, 2015 | 001-36440 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 9, 2015 | Mar 5, 2015 | 001-36440 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 12, 2014 | Nov 7, 2014 | 001-36440 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Nov 4, 2014 | Oct 31, 2014 | 001-36440 |