| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 6, 2025 | Jun 4, 2025 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 21, 2025 | Jun 11, 2024 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 28, 2024 | Jun 24, 2024 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 24, 2024 | Jun 21, 2024 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 3, 2024 | May 31, 2024 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 15, 2024 | Mar 15, 2024 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2024 | Sep 20, 2023 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 29, 2023 | Sep 22, 2023 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 27, 2023 | Jun 22, 2023 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2023 | Jun 1, 2023 | 000-15572 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 9, 2023 | Mar 7, 2023 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 9, 2023 | Mar 7, 2023 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 14, 2022 | Nov 11, 2022 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 17, 2022 | Aug 15, 2022 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 15, 2022 | Jun 1, 2022 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2022 | May 16, 2022 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 22, 2022 | Feb 17, 2022 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 29, 2021 | Nov 18, 2021 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 19, 2021 | Oct 15, 2021 | 000-50400 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 18, 2021 | Oct 15, 2021 | 000-15572 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 6, 2021 | Oct 6, 2021 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 19, 2021 | Aug 16, 2021 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 16, 2021 | Aug 16, 2021 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 10, 2021 | Aug 9, 2021 | 000-50400 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 10, 2021 | Aug 9, 2021 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 10, 2021 | Aug 9, 2021 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 8, 2021 | Jun 8, 2021 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 10, 2021 | Mar 9, 2021 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 10, 2021 | Mar 9, 2021 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 28, 2021 | Jan 26, 2021 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 26, 2020 | Jun 5, 2020 | 000-50400 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 27, 2020 | Mar 27, 2020 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 27, 2020 | Mar 27, 2020 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 27, 2020 | Mar 27, 2020 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 29, 2020 | Mar 18, 2019 | 000-50400 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 29, 2020 | Dec 27, 2019 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 30, 2019 | Dec 27, 2019 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 22, 2019 | Nov 21, 2019 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 19, 2019 | Mar 18, 2019 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 31, 2018 | Aug 30, 2018 | 000-50400 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 8, 2017 | Sep 6, 2017 | 000-50400 |
| 4 | Open Document | Open Filing | Jun 5, 2015 | Jun 5, 2015 | 000-50400 | |
| 4 | Open Document | Open Filing | Mar 6, 2015 | Mar 5, 2015 | 000-50400 | |
| 4 | Open Document | Open Filing | Dec 30, 2014 | Dec 29, 2014 | 000-50400 | |
| 4 | Open Document | Open Filing | May 27, 2014 | Jun 17, 2011 | 000-50400 | |
| 4 | Open Document | Open Filing | May 27, 2014 | Jun 17, 2011 | 000-50400 |