| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 22, 2025 | Mar 26, 2025 | 811-21969 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 30, 2023 | Jul 28, 2023 | 811-21529 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 30, 2022 | Jun 30, 2022 | 811-21529 |
| 4 | Open Document | Open Filing | Feb 25, 2022 | Feb 24, 2022 | 001-37976 | |
| 4 | Open Document | Open Filing | Dec 17, 2021 | Mar 1, 2021 | 001-37976 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 1, 2021 | Sep 30, 2021 | 811-23035 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 28, 2021 | Sep 27, 2021 | 811-23035 |
| 4 | Open Document | Open Filing | Feb 25, 2021 | Feb 24, 2021 | 001-37976 | |
| 4 | Open Document | Open Filing | Dec 31, 2020 | Mar 2, 2020 | 001-37976 | |
| 4 | Open Document | Open Filing | Feb 26, 2020 | Feb 24, 2020 | 001-37976 | |
| 4 | Open Document | Open Filing | Dec 6, 2019 | Jun 3, 2019 | 001-37976 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 21, 2019 | Nov 21, 2019 | 811-21423 |
| 4 | Open Document | Open Filing | Mar 4, 2019 | Mar 4, 2019 | 001-37976 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 24, 2019 | Jan 22, 2019 | 811-21698 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 26, 2018 | Dec 20, 2018 | 811-21529 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 26, 2018 | Dec 20, 2018 | 811-21529 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 21, 2018 | Dec 19, 2018 | 811-21698 |
| 4 | Open Document | Open Filing | Dec 18, 2018 | Mar 1, 2018 | 001-37976 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 26, 2018 | Jun 25, 2018 | 811-21529 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2018 | Mar 29, 2018 | 811-21969 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2018 | Mar 29, 2018 | 811-21969 |
| 4 | Open Document | Open Filing | Mar 2, 2018 | Feb 28, 2018 | 001-37976 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2018 | Feb 22, 2018 | 811-05715 |
| 4 | Open Document | Open Filing | Dec 29, 2017 | Mar 1, 2017 | 001-37976 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 7, 2017 | Sep 6, 2016 | 811-23035 |
| 4 | Open Document | Open Filing | Feb 27, 2017 | Feb 23, 2017 | 001-37976 | |
| 4 | Open Document | Open Filing | Jan 24, 2017 | Mar 1, 2016 | 001-37976 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 24, 2016 | Aug 16, 2016 | 811-09243 |
| 4 | Open Document | Open Filing | Mar 2, 2016 | Feb 29, 2016 | 001-07850 | |
| 4 | Open Document | Open Filing | Feb 24, 2016 | Feb 23, 2016 | 001-07850 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 15, 2016 | Jan 15, 2016 | 811-21969 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 15, 2016 | Jan 14, 2016 | 811-21969 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 14, 2016 | Jan 13, 2016 | 811-21969 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 11, 2015 | Dec 9, 2015 | 811-04656 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 11, 2015 | Dec 9, 2015 | 811-02151 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 5, 2015 | Nov 1, 2015 | 811-04656 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 4, 2015 | Nov 1, 2015 | 811-02151 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 10, 2015 | Jun 10, 2015 | 811-23035 |
| 4 | Open Document | Open Filing | Mar 24, 2015 | Mar 23, 2015 | 001-07850 | |
| 4 | Open Document | Open Filing | Mar 19, 2015 | Mar 17, 2015 | 001-07850 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 11, 2015 | Feb 27, 2015 | 811-21969 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 11, 2015 | Feb 27, 2015 | 811-21969 |
| 4 | Open Document | Open Filing | Feb 3, 2015 | Jan 30, 2015 | 001-07850 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 14, 2014 | Dec 27, 2013 | 811-21969 |
| 4/A | Open Document | Open Filing | Feb 10, 2014 | Feb 7, 2014 | 001-07850 | |
| 4 | Open Document | Open Filing | Feb 7, 2014 | Feb 7, 2014 | 001-07850 |