| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 5, 2025 | May 2, 2025 | 000-22462 |
| 144 | Open Document | Open Filing | May 5, 2025 | |||
| 144 | Open Document | Open Filing | May 2, 2025 | |||
| 144 | Open Document | Open Filing | May 2, 2025 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 2, 2025 | Apr 30, 2025 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 2, 2024 | May 1, 2024 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 24, 2023 | May 23, 2023 | 000-22462 |
| 144 | Open Document | Open Filing | May 23, 2023 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 4, 2023 | May 3, 2023 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 9, 2022 | May 6, 2022 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 7, 2021 | May 5, 2021 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 8, 2020 | May 6, 2020 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 6, 2019 | May 3, 2019 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2019 | Feb 25, 2019 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 9, 2018 | May 7, 2018 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 8, 2018 | May 4, 2018 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 10, 2017 | Oct 6, 2017 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 18, 2017 | Jul 14, 2017 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 9, 2017 | May 5, 2017 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 11, 2017 | Apr 7, 2017 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 17, 2017 | Jan 13, 2017 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 12, 2016 | Oct 7, 2016 | 000-22462 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 9, 2016 | Jul 1, 2016 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 6, 2016 | Jul 1, 2016 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 10, 2016 | May 10, 2016 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 20, 2016 | Apr 19, 2016 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 2, 2016 | Jan 29, 2016 | 000-22462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2016 | Dec 31, 2015 | 000-22462 |
| 4 | Open Document | Open Filing | Sep 9, 2015 | Sep 4, 2015 | 000-22462 | |
| 4 | Open Document | Open Filing | Sep 3, 2015 | Sep 1, 2015 | 000-22462 | |
| 3 | Open Document | Open Filing | Aug 13, 2015 | Aug 5, 2015 | 000-22462 |