| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 7, 2021 | Dec 3, 2021 | 001-32590 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 3, 2021 | Dec 1, 2021 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 3, 2021 | Sep 1, 2021 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 3, 2021 | Jul 22, 2019 | 000-54218 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 3, 2021 | Jul 22, 2019 | 000-54218 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 3, 2021 | Jun 1, 2021 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2021 | Mar 1, 2021 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 3, 2020 | Dec 1, 2020 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 16, 2020 | Nov 12, 2020 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 3, 2020 | Sep 1, 2020 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 3, 2020 | Jun 1, 2020 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 15, 2020 | May 13, 2020 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 7, 2020 | May 5, 2020 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2020 | Mar 1, 2020 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 3, 2019 | Dec 1, 2019 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2019 | Sep 3, 2019 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 9, 2019 | Aug 7, 2019 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2019 | Jun 1, 2019 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 11, 2019 | Mar 1, 2019 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2018 | Dec 1, 2018 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 6, 2018 | Nov 2, 2018 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2018 | Sep 1, 2018 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 28, 2018 | Aug 23, 2018 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 8, 2018 | Aug 6, 2018 | 001-32590 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 18, 2018 | Jun 18, 2018 | 001-38531 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 5, 2018 | Jun 1, 2018 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 3, 2018 | May 1, 2018 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 5, 2018 | Mar 1, 2018 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 5, 2017 | Dec 1, 2017 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 9, 2017 | Nov 7, 2017 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 6, 2017 | Sep 1, 2017 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 30, 2017 | Aug 28, 2017 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 2, 2017 | Jul 31, 2017 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 5, 2017 | Jun 1, 2017 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2017 | Mar 1, 2017 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 5, 2016 | Dec 1, 2016 | 001-32590 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 23, 2016 | Sep 22, 2016 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 21, 2016 | Sep 20, 2016 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 16, 2016 | Sep 14, 2016 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 8, 2016 | Sep 7, 2016 | 001-31923 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 6, 2016 | Sep 1, 2016 | 001-32590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 3, 2016 | Jun 1, 2016 | 001-32590 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 3, 2016 | Mar 1, 2016 | 001-32590 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 4, 2016 | Feb 2, 2016 | 001-32590 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 3, 2015 | Dec 1, 2015 | 001-32590 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 23, 2015 | Sep 22, 2015 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 18, 2015 | Sep 16, 2015 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 10, 2015 | Sep 9, 2015 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 3, 2015 | Sep 1, 2015 | 001-32590 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 3, 2015 | Jun 1, 2015 | 001-32590 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 11, 2015 | Mar 10, 2015 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2015 | Mar 2, 2015 | 001-32590 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2014 | Dec 1, 2014 | 001-32590 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 26, 2014 | Nov 24, 2014 | 001-32590 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 5, 2014 | Nov 3, 2014 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 24, 2014 | Sep 23, 2014 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 17, 2014 | Sep 16, 2014 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 10, 2014 | Sep 9, 2014 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 8, 2014 | Sep 4, 2014 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 4, 2014 | Sep 2, 2014 | 001-32590 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 11, 2014 | Jun 10, 2014 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 4, 2014 | Jun 2, 2014 | 001-32590 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 8, 2014 | May 6, 2014 | 001-32590 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 1, 2014 | Apr 29, 2014 | 001-32590 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 12, 2014 | Mar 11, 2014 | 001-31923 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 5, 2014 | Mar 3, 2014 | 001-32590 |