| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 26, 2025 | Jun 24, 2025 | 001-42584 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2025 | Apr 1, 2025 | 001-42584 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 27, 2024 | Jun 25, 2024 | 000-55617 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 23, 2023 | Jun 21, 2023 | 000-55617 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 17, 2022 | Jun 15, 2022 | 000-55617 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 30, 2022 | Mar 29, 2022 | 000-55617 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 21, 2021 | Jun 16, 2021 | 000-55617 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 29, 2020 | Jun 26, 2020 | 000-55617 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2020 | Feb 24, 2020 | 000-55617 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2018 | Apr 26, 2018 | 000-55928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 2, 2017 | Oct 31, 2017 | 000-55617 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 2, 2017 | Apr 26, 2016 | 000-55617 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2016 | Apr 26, 2016 | 000-55616 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2016 | Apr 26, 2016 | 000-55617 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 1, 2015 | Oct 1, 2015 | 000-53644 |
| 4 | Open Document | Open Filing | FORM 4 - MATHEWS | Apr 8, 2015 | Apr 6, 2015 | 000-53644 |
| 4 | Open Document | Open Filing | Dec 18, 2014 | Dec 16, 2014 | 000-53644 |