| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 10, 2021 | Aug 6, 2021 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2021 | May 28, 2021 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 9, 2021 | Mar 5, 2021 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2021 | Feb 28, 2021 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 22, 2021 | Feb 19, 2021 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 12, 2021 | Feb 10, 2021 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 9, 2021 | Feb 7, 2021 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2021 | Feb 2, 2021 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 28, 2021 | Jan 26, 2021 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 30, 2020 | Nov 25, 2020 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2020 | Aug 31, 2020 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2020 | May 29, 2020 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 30, 2020 | Mar 26, 2020 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 24, 2020 | Mar 20, 2020 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2020 | Feb 28, 2020 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2020 | Feb 21, 2020 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2019 | Nov 27, 2019 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 4, 2019 | Aug 30, 2019 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2019 | May 31, 2019 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 30, 2019 | May 28, 2019 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2019 | Apr 24, 2019 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 10, 2019 | Apr 9, 2019 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 19, 2019 | Mar 15, 2019 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2019 | Feb 28, 2019 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 22, 2019 | Feb 20, 2019 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 20, 2019 | Feb 17, 2019 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2018 | Nov 30, 2018 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2018 | Aug 31, 2018 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 28, 2018 | Jun 26, 2018 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2018 | May 31, 2018 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2018 | Mar 6, 2018 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2018 | Feb 28, 2018 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 21, 2018 | Feb 19, 2018 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 9, 2018 | Feb 7, 2018 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2017 | Nov 30, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 6, 2017 | Sep 5, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2017 | Aug 31, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 7, 2017 | Aug 3, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 6, 2017 | Jul 3, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 7, 2017 | Jun 5, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 31, 2017 | May 26, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 5, 2017 | May 3, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 5, 2017 | Apr 3, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2017 | Mar 15, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 7, 2017 | Mar 3, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 24, 2017 | Feb 22, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2017 | Feb 3, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2017 | Jan 3, 2017 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2016 | Nov 30, 2016 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 7, 2016 | Sep 2, 2016 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 29, 2016 | Aug 25, 2016 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 7, 2016 | Jun 3, 2016 | 001-35456 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2016 | Feb 17, 2016 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 15, 2016 | Mar 11, 2016 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 19, 2016 | Feb 17, 2016 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 17, 2015 | Dec 15, 2015 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 30, 2015 | Nov 25, 2015 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 1, 2015 | Aug 28, 2015 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2015 | May 29, 2015 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 7, 2015 | May 5, 2015 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 8, 2015 | Apr 6, 2015 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2015 | Mar 13, 2015 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 9, 2015 | Mar 5, 2015 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 26, 2015 | Feb 24, 2015 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 23, 2015 | Feb 19, 2015 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2015 | Feb 5, 2015 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 7, 2015 | Jan 5, 2015 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 17, 2014 | Dec 15, 2014 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 8, 2014 | Dec 5, 2014 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 1, 2014 | Nov 26, 2014 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 6, 2014 | Nov 5, 2014 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 5, 2014 | Nov 3, 2014 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 30, 2014 | Oct 28, 2014 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 3, 2014 | Aug 29, 2014 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 29, 2014 | Aug 29, 2014 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 22, 2014 | Aug 21, 2014 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 3, 2014 | May 30, 2014 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 27, 2014 | Mar 25, 2014 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 20, 2014 | Feb 18, 2014 | 001-35456 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 21, 2014 | Jan 16, 2014 | 001-35456 |