| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | Oct 3, 2025 | Oct 1, 2025 | 000-06253 |
| 4 | Open Document | Open Filing | 4 | Jul 24, 2025 | Jul 23, 2025 | 000-06253 |
| 4 | Open Document | Open Filing | 4 | Jul 3, 2025 | Jul 1, 2025 | 000-06253 |
| 4 | Open Document | Open Filing | 4 | May 14, 2025 | May 12, 2025 | 000-06253 |
| 4 | Open Document | Open Filing | 4 | Jan 6, 2025 | Jan 2, 2025 | 000-06253 |
| 4 | Open Document | Open Filing | 4 | Oct 3, 2024 | Oct 1, 2024 | 000-06253 |
| 4 | Open Document | Open Filing | 4 | Jul 3, 2024 | Jul 1, 2024 | 000-06253 |
| 4 | Open Document | Open Filing | 4 | May 3, 2024 | May 1, 2024 | 000-06253 |
| 4 | Open Document | Open Filing | 4 | Jan 4, 2024 | Jan 2, 2024 | 000-06253 |
| 4 | Open Document | Open Filing | Oct 4, 2023 | Oct 2, 2023 | 000-06253 | |
| 4 | Open Document | Open Filing | Jul 6, 2023 | Jul 3, 2023 | 000-06253 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 12, 2023 | May 10, 2023 | 001-08590 |
| 4 | Open Document | Open Filing | May 5, 2023 | May 3, 2023 | 000-06253 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 3, 2023 | Feb 1, 2023 | 001-08590 |
| 4 | Open Document | Open Filing | Jan 5, 2023 | Jan 3, 2023 | 000-06253 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 14, 2022 | Dec 14, 2022 | 001-08590 |
| 4 | Open Document | Open Filing | Oct 5, 2022 | Oct 3, 2022 | 000-06253 | |
| 4 | Open Document | Open Filing | Jul 6, 2022 | Jul 1, 2022 | 000-06253 | |
| 4 | Open Document | Open Filing | May 5, 2022 | May 3, 2022 | 000-06253 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2022 | Feb 3, 2022 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2022 | Feb 2, 2022 | 001-08590 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 28, 2022 | Dec 31, 2021 | 001-08590 |
| 4 | Open Document | Open Filing | Jan 5, 2022 | Jan 3, 2022 | 000-06253 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 9, 2021 | Nov 9, 2021 | 001-08590 |
| 4 | Open Document | Open Filing | Oct 5, 2021 | Oct 1, 2021 | 000-06253 | |
| 4 | Open Document | Open Filing | Jul 6, 2021 | Jul 1, 2021 | 000-06253 | |
| 4 | Open Document | Open Filing | Jun 2, 2021 | May 28, 2021 | 000-06253 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2021 | Feb 5, 2021 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2021 | Feb 3, 2021 | 001-08590 |
| 4 | Open Document | Open Filing | Jan 6, 2021 | Jan 4, 2021 | 000-06253 | |
| 4 | Open Document | Open Filing | Oct 5, 2020 | Oct 1, 2020 | 000-06253 | |
| 4 | Open Document | Open Filing | Aug 6, 2020 | Aug 4, 2020 | 000-06253 | |
| 4 | Open Document | Open Filing | Jul 2, 2020 | Jul 1, 2020 | 000-06253 | |
| 4 | Open Document | Open Filing | May 5, 2020 | May 1, 2020 | 000-06253 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2020 | Feb 24, 2020 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2020 | Feb 5, 2020 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2020 | Jan 31, 2020 | 001-08590 |
| 4 | Open Document | Open Filing | Jan 3, 2020 | Jan 2, 2020 | 000-06253 | |
| 4 | Open Document | Open Filing | Oct 3, 2019 | Oct 1, 2019 | 000-06253 | |
| 4 | Open Document | Open Filing | Jul 3, 2019 | Jul 1, 2019 | 000-06253 | |
| 4 | Open Document | Open Filing | May 3, 2019 | May 1, 2019 | 000-06253 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 15, 2019 | Feb 14, 2019 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2019 | Feb 6, 2019 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2019 | Feb 1, 2019 | 001-08590 |
| 4 | Open Document | Open Filing | Jan 4, 2019 | Jan 2, 2019 | 000-06253 | |
| 4 | Open Document | Open Filing | Oct 3, 2018 | Oct 1, 2018 | 000-06253 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 3, 2018 | Jul 2, 2018 | 001-08590 |
| 4 | Open Document | Open Filing | Jul 3, 2018 | Jul 2, 2018 | 000-06253 | |
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2018 | May 2, 2018 | 000-06253 |
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2018 | May 1, 2018 | 000-06253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 16, 2018 | Feb 14, 2018 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2018 | Feb 7, 2018 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2018 | Feb 2, 2018 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 7, 2017 | Nov 6, 2017 | 001-08590 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 3, 2017 | Oct 2, 2017 | 000-06253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 6, 2017 | Jul 5, 2017 | 001-08590 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 5, 2017 | Jul 3, 2017 | 000-06253 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 9, 2017 | May 8, 2017 | 000-06253 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 4, 2017 | May 3, 2017 | 000-06253 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 2, 2017 | May 1, 2017 | 000-06253 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 5, 2017 | Apr 3, 2017 | 000-06253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2017 | Feb 3, 2017 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 2, 2017 | Feb 1, 2017 | 001-08590 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 25, 2017 | Jan 24, 2017 | 000-06253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 6, 2016 | Jul 1, 2016 | 001-08590 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 1, 2016 | May 23, 2016 | 000-06253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 11, 2016 | Feb 11, 2016 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2016 | Feb 3, 2016 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 16, 2015 | Nov 13, 2015 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2015 | Sep 1, 2015 | 001-08590 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 7, 2015 | Aug 7, 2015 | 000-06253 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 29, 2015 | Jul 28, 2015 | 000-06253 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 22, 2015 | Jul 21, 2015 | 000-06253 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 6, 2015 | Jul 1, 2015 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2015 | Feb 4, 2015 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 3, 2015 | Jan 30, 2015 | 001-08590 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 21, 2014 | Nov 19, 2014 | 000-06253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 17, 2014 | Nov 14, 2014 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 14, 2014 | Nov 12, 2014 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 16, 2014 | Sep 16, 2014 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 7, 2014 | Jul 16, 2014 | 001-08590 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Jul 24, 2014 | Jul 22, 2014 | 000-06253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 17, 2014 | Jun 17, 2014 | 001-08590 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | May 29, 2014 | May 27, 2014 | 000-06253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 20, 2014 | Mar 18, 2014 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2014 | Feb 5, 2014 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2014 | Jan 31, 2014 | 001-08590 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 6, 2014 | Jan 2, 2014 | 001-08590 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 6, 2014 | Dec 31, 2013 | 001-08590 |