| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 12, 2025 | Sep 30, 2025 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jul 11, 2025 | Jun 30, 2025 | 000-21609 |
| 3 | Open Document | Open Filing | FORM 3 | May 23, 2025 | May 23, 2025 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | May 23, 2025 | May 23, 2025 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 13, 2025 | Mar 31, 2025 | 000-21609 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Apr 1, 2025 | Dec 31, 2024 | 000-21609 |
| NT 10-K | Open Document | Open Filing | NT 10-K | Mar 31, 2025 | Dec 31, 2024 | 000-21609 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Feb 27, 2025 | Feb 26, 2025 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 15, 2024 | Sep 30, 2024 | 000-21609 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Nov 15, 2024 | Sep 30, 2024 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jul 30, 2024 | Jun 30, 2024 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 15, 2024 | Mar 31, 2024 | 000-21609 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Apr 30, 2024 | Apr 29, 2024 | 000-21609 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Apr 16, 2024 | Dec 31, 2023 | 000-21609 |
| NT 10-K | Open Document | Open Filing | NT 10-K | Apr 1, 2024 | Dec 31, 2023 | 000-21609 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Feb 20, 2024 | Feb 14, 2024 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 14, 2023 | Sep 30, 2023 | 000-21609 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Oct 20, 2023 | Oct 16, 2023 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 1, 2023 | Jun 30, 2023 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 15, 2023 | Mar 31, 2023 | 000-21609 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Mar 31, 2023 | Dec 31, 2022 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 2, 2022 | Sep 30, 2022 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 1, 2022 | Jun 30, 2022 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 13, 2022 | Mar 31, 2022 | 000-21609 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Mar 25, 2022 | Dec 31, 2021 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 15, 2021 | Sep 30, 2021 | 000-21609 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Sep 8, 2021 | Sep 7, 2021 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 10, 2021 | Jun 30, 2021 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 17, 2021 | Mar 31, 2021 | 000-21609 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Mar 17, 2021 | Dec 31, 2020 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 13, 2020 | Sep 30, 2020 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 5, 2020 | Jun 30, 2020 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 8, 2020 | Mar 31, 2020 | 000-21609 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2020 | Apr 21, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2020 | Apr 21, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2020 | Apr 21, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2020 | Apr 21, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2020 | Apr 21, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2020 | Apr 21, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2020 | Apr 21, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2020 | Apr 21, 2020 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Mar 27, 2020 | Dec 31, 2019 | 000-21609 |
| 8-K | Open Document | Open Filing | FORM 8-K | Jan 16, 2020 | Dec 6, 2019 | 000-21609 |
| DEF 14A | Open Document | Open Filing | DEF 14A | Nov 29, 2019 | Oct 25, 2019 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 14, 2019 | Sep 30, 2019 | 000-21609 |
| PRE 14A | Open Document | Open Filing | PRE 14A | Oct 25, 2019 | Oct 25, 2019 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 13, 2019 | Jun 30, 2019 | 000-21609 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 25, 2019 | Jul 24, 2019 | |
| 8-K | Open Document | Open Filing | FORM 8-K | Jul 22, 2019 | Jul 9, 2019 | 000-21609 |
| 8-K | Open Document | Open Filing | FORM 8-K | Jul 3, 2019 | Jul 2, 2019 | 000-21609 |
| 3 | Open Document | Open Filing | FORM 3 | Jul 2, 2019 | Jun 28, 2019 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 2, 2019 | Mar 31, 2019 | 000-21609 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 15, 2019 | Apr 11, 2019 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 15, 2019 | Apr 11, 2019 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 15, 2019 | Apr 11, 2019 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 15, 2019 | Apr 11, 2019 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 15, 2019 | Apr 11, 2019 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 15, 2019 | Apr 11, 2019 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 15, 2019 | Apr 11, 2019 | |
| 4/A | Open Document | Open Filing | FORM 4 A | Apr 8, 2019 | Apr 5, 2019 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 8, 2019 | Apr 5, 2019 | |
| 3 | Open Document | Open Filing | FORM 3 | Apr 8, 2019 | Apr 2, 2019 | |
| 3 | Open Document | Open Filing | FORM 3 | Apr 5, 2019 | Apr 2, 2019 | |
| 5 | Open Document | Open Filing | FORM 5 | Apr 5, 2019 | Dec 31, 2018 | |
| 5 | Open Document | Open Filing | FORM 5 | Apr 5, 2019 | Dec 31, 2018 | |
| 5 | Open Document | Open Filing | FORM 5 | Apr 5, 2019 | Dec 31, 2018 | |
| 5 | Open Document | Open Filing | FORM 5 | Apr 5, 2019 | Dec 31, 2018 | |
| 8-K | Open Document | Open Filing | FORM 8-K | Apr 3, 2019 | Apr 2, 2019 | 000-21609 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Mar 26, 2019 | Dec 31, 2018 | 000-21609 |
| 8-K | Open Document | Open Filing | FORM 8-K | Feb 22, 2019 | Dec 31, 2018 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Oct 26, 2018 | Sep 30, 2018 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 3, 2018 | Jun 30, 2018 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 1, 2018 | Mar 31, 2018 | 000-21609 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Mar 13, 2018 | Dec 31, 2017 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 9, 2017 | Sep 30, 2017 | 000-21609 |
| 8-K | Open Document | Open Filing | FORM 8-K | Aug 28, 2017 | Aug 25, 2017 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 4, 2017 | Jun 30, 2017 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 15, 2017 | Mar 31, 2017 | 000-21609 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Feb 28, 2017 | Dec 31, 2016 | 000-21609 |
| UPLOAD | Open Document | Open Filing | Jan 25, 2017 | |||
| 10-K/A | Open Document | Open Filing | FORM 10-K/A | Jan 11, 2017 | Dec 31, 2015 | 000-21609 |
| UPLOAD | Open Document | Open Filing | Dec 23, 2016 | |||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 14, 2016 | Sep 30, 2016 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 1, 2016 | Jun 30, 2016 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 12, 2016 | Mar 31, 2016 | 000-21609 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Mar 28, 2016 | Dec 31, 2015 | 000-21609 |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 16, 2016 | Dec 31, 2015 | |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 16, 2016 | Dec 31, 2015 | |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 16, 2016 | Dec 31, 2015 | |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 16, 2016 | Dec 31, 2015 | |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 16, 2016 | Dec 31, 2015 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Oct 22, 2015 | Sep 30, 2015 | 000-21609 |
| 8-K | Open Document | Open Filing | FORM 8-K | Sep 4, 2015 | Aug 31, 2015 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 5, 2015 | Jun 30, 2015 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 13, 2015 | Mar 31, 2015 | 000-21609 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Mar 17, 2015 | Dec 31, 2014 | 000-21609 |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 17, 2015 | Dec 31, 2014 | |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 17, 2015 | Dec 31, 2014 | |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 17, 2015 | Dec 31, 2014 | |
| 5 | Open Document | Open Filing | FORM 5 - | Feb 17, 2015 | Dec 31, 2014 | |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 22, 2014 | Dec 19, 2014 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 13, 2014 | Sep 30, 2014 | 000-21609 |
| 8-K | Open Document | Open Filing | FORM 8-K | Sep 5, 2014 | Aug 31, 2014 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 14, 2014 | Jun 30, 2014 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 1, 2014 | Mar 31, 2014 | 000-21609 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Jul 25, 2014 | Dec 31, 2013 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jun 20, 2014 | Sep 30, 2013 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jun 13, 2014 | Jun 30, 2013 | 000-21609 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jun 13, 2014 | Mar 31, 2013 | 000-21609 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | May 14, 2014 | Mar 31, 2014 | 000-21609 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Apr 29, 2014 | Dec 31, 2012 | 000-21609 |
| NT 10-K | Open Document | Open Filing | NOTICE OF INABILITY TO TIMELY FILE A FORM 10-K OR 10-KT | Mar 31, 2014 | Dec 31, 2013 | 000-21609 |
| 5 | Open Document | Open Filing | FORM 5 - | Jan 10, 2014 | Dec 31, 2013 |