| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 10-Q | Open Document | Data | Open Filing | 10-Q | Aug 19, 2025 | Jun 30, 2025 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Aug 14, 2025 | Jun 30, 2025 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | May 16, 2025 | Mar 31, 2025 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | FORM NT 10-Q | May 16, 2025 | Mar 31, 2025 | 000-32585 |
| 10-K | Open Document | Data | Open Filing | 10-K | Apr 29, 2025 | Dec 31, 2024 | 000-32585 |
| NT 10-K | Open Document | Open Filing | FORM NT 10-K | Mar 31, 2025 | Dec 31, 2024 | 000-32585 |
| UPLOAD | Open Document | Open Filing | Jan 21, 2025 | 000-32585 | ||
| 10-Q | Open Document | Data | Open Filing | 10-Q | Nov 25, 2024 | Sep 30, 2024 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Nov 15, 2024 | Sep 30, 2024 | 000-32585 |
| CORRESP | Open Document | Open Filing | Oct 22, 2024 | |||
| 10-K/A | Open Document | Data | Open Filing | 10-K/A | Oct 22, 2024 | Dec 31, 2023 | 000-32585 |
| UPLOAD | Open Document | Open Filing | Oct 8, 2024 | 000-32585 | ||
| 10-Q | Open Document | Data | Open Filing | 10-Q | Sep 3, 2024 | Jun 30, 2024 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Aug 15, 2024 | Jun 30, 2024 | 000-32585 |
| UPLOAD | Open Document | Open Filing | Aug 13, 2024 | 000-32585 | ||
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Jul 24, 2024 | Jul 11, 2024 | 000-32585 |
| CORRESP | Open Document | Open Filing | Jun 27, 2024 | |||
| 10-Q | Open Document | Data | Open Filing | 10-Q | Jun 25, 2024 | Mar 31, 2024 | 000-32585 |
| 10-K | Open Document | Data | Open Filing | 10-K | Jun 5, 2024 | Dec 31, 2023 | 000-32585 |
| UPLOAD | Open Document | Open Filing | May 24, 2024 | 000-32585 | ||
| NT 10-Q | Open Document | Open Filing | FORM NT 10-Q | May 16, 2024 | Mar 31, 2024 | 000-32585 |
| CORRESP | Open Document | Open Filing | May 3, 2024 | |||
| NT 10-K | Open Document | Open Filing | NT 10-K | Apr 1, 2024 | Dec 31, 2023 | 000-32585 |
| UPLOAD | Open Document | Open Filing | Mar 20, 2024 | 000-32585 | ||
| UPLOAD | Open Document | Open Filing | Dec 26, 2023 | 000-32585 | ||
| 10-Q | Open Document | Data | Open Filing | 10-Q | Nov 16, 2023 | Sep 30, 2023 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | FORM NT 10-Q | Nov 15, 2023 | Sep 30, 2023 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Aug 17, 2023 | Jun 30, 2023 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Aug 15, 2023 | Jun 30, 2023 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | May 22, 2023 | Mar 31, 2023 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | May 16, 2023 | Mar 31, 2023 | 000-32585 |
| 10-K | Open Document | Data | Open Filing | 10-K | Apr 26, 2023 | Dec 31, 2022 | 000-32585 |
| CORRESP | Open Document | Open Filing | Apr 4, 2023 | |||
| NT 10-K | Open Document | Open Filing | NT 10-K | Apr 3, 2023 | Dec 31, 2022 | 000-32585 |
| 8-K | Open Document | Data | Open Filing | 8-K | Jan 23, 2023 | Jan 16, 2023 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Nov 21, 2022 | Sep 30, 2022 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Nov 15, 2022 | Sep 30, 2022 | 000-32585 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Sep 13, 2022 | Jul 15, 2022 | 000-32585 |
| UPLOAD | Open Document | Open Filing | Aug 31, 2022 | 000-32585 | ||
| 10-Q | Open Document | Data | Open Filing | 10-Q | Aug 15, 2022 | Jun 30, 2022 | 000-32585 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Aug 1, 2022 | Jul 20, 2022 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Jul 13, 2022 | Mar 31, 2022 | 000-32585 |
| DEF 14A | Open Document | Open Filing | DEF 14A | Jun 24, 2022 | Jul 20, 2022 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | May 17, 2022 | Mar 31, 2022 | 000-32585 |
| 10-K | Open Document | Data | Open Filing | 10-K | Apr 19, 2022 | Dec 31, 2021 | 000-32585 |
| NT 10-K | Open Document | Open Filing | NT 10-K | Apr 1, 2022 | Dec 31, 2021 | 000-32585 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Jan 24, 2022 | Dec 28, 2021 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Nov 16, 2021 | Sep 30, 2021 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Nov 16, 2021 | Sep 30, 2021 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Aug 20, 2021 | Jun 30, 2021 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Aug 17, 2021 | Jun 30, 2021 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 21, 2021 | Mar 31, 2021 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | May 17, 2021 | Mar 31, 2021 | 000-32585 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Apr 30, 2021 | Dec 31, 2020 | 000-32585 |
| 8-K | Open Document | Open Filing | FORM 8-K | Apr 15, 2021 | Apr 10, 2021 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Apr 12, 2021 | Sep 30, 2020 | 000-32585 |
| 8-K | Open Document | Open Filing | FORM 8-K | Feb 3, 2021 | Apr 27, 2020 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jan 28, 2021 | Jun 30, 2020 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Dec 29, 2020 | Mar 31, 2020 | 000-32585 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Oct 20, 2020 | Dec 31, 2019 | 000-32585 |
| 8-K | Open Document | Open Filing | FORM 8-K | Aug 6, 2020 | Jul 31, 2020 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jul 30, 2020 | Sep 30, 2019 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Jul 29, 2020 | Jun 30, 2019 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jun 17, 2020 | Mar 31, 2019 | 000-32585 |
| 8-K | Open Document | Open Filing | FORM 8-K | Nov 14, 2019 | Nov 8, 2019 | 000-32585 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Aug 23, 2019 | Dec 31, 2018 | 000-32585 |
| NT 10-K | Open Document | Open Filing | NT 10-K | Apr 3, 2019 | Dec 31, 2018 | 000-32585 |
| 8-K | Open Document | Open Filing | FORM 8-K | Feb 6, 2019 | Jan 28, 2019 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Dec 17, 2018 | Sep 30, 2018 | 000-32585 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Nov 15, 2018 | Sep 30, 2018 | 000-32585 |
| 8-K | Open Document | Open Filing | FORM 8-K | Nov 2, 2018 | Oct 29, 2018 | 000-32585 |
| UPLOAD | Open Document | Open Filing | Oct 16, 2018 | |||
| CORRESP | Open Document | Open Filing | Oct 5, 2018 | |||
| 10-K/A | Open Document | Data | Open Filing | FORM 10-K/A | Oct 5, 2018 | Dec 31, 2017 | 000-32585 |
| UPLOAD | Open Document | Open Filing | Sep 17, 2018 | |||
| 10-Q | Open Document | Data | Open Filing | 10-Q | Aug 14, 2018 | Jun 30, 2018 | 000-32585 |
| 10-Q/A | Open Document | Data | Open Filing | 10-Q/A | Jun 1, 2018 | Sep 30, 2015 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | May 15, 2018 | Mar 31, 2018 | 000-32585 |
| 10-K | Open Document | Data | Open Filing | 10-K | May 15, 2018 | Dec 31, 2017 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 2, 2018 | Sep 30, 2017 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Apr 20, 2018 | Jun 30, 2017 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Apr 20, 2018 | Mar 31, 2017 | 000-32585 |
| 10-K | Open Document | Data | Open Filing | 10-K | Mar 6, 2018 | Dec 31, 2016 | 000-32585 |
| 8-K | Open Document | Open Filing | 8-K | Feb 9, 2018 | Jan 30, 2018 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Jan 3, 2018 | Sep 30, 2016 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Dec 22, 2017 | Jun 30, 2016 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Dec 20, 2017 | Mar 31, 2016 | 000-32585 |
| 10-K | Open Document | Data | Open Filing | 10-K | Oct 24, 2017 | Dec 31, 2015 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Oct 24, 2017 | Sep 30, 2015 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Oct 23, 2017 | Jun 30, 2015 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Oct 20, 2017 | Mar 31, 2015 | 000-32585 |
| 8-K | Open Document | Open Filing | 8-K | Aug 7, 2017 | Jul 31, 2017 | 000-32585 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Jun 20, 2017 | Dec 31, 2014 | 000-32585 |
| 8-K | Open Document | Open Filing | FORM 8-K | Jun 14, 2016 | Jun 14, 2016 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Mar 17, 2016 | Sep 30, 2014 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Mar 17, 2016 | Jun 30, 2014 | 000-32585 |
| 10-Q/A | Open Document | Data | Open Filing | FORM 10-Q/A | Mar 17, 2016 | Mar 31, 2014 | 000-32585 |
| 8-K | Open Document | Open Filing | FORM 8-K | Mar 1, 2016 | Dec 26, 2015 | 000-32585 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Jan 13, 2016 | Mar 31, 2014 | 000-32585 |
| 8-K | Open Document | Open Filing | FORM 8-K | Mar 17, 2015 | Mar 13, 2015 | 000-32585 |
| 10-K/A | Open Document | Open Filing | 10-K/A | Dec 24, 2014 | Dec 31, 2013 | 000-32585 |
| 10-K | Open Document | Data | Open Filing | 10-K | Dec 16, 2014 | Dec 31, 2013 | 000-32585 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | Nov 28, 2014 | Nov 27, 2014 | 000-32585 |
| 8-K | Open Document | Open Filing | FORM 8-K | Nov 10, 2014 | Nov 10, 2014 | 000-32585 |
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | Sep 2, 2014 | 005-62013 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 2, 2014 | Aug 30, 2014 | |
| 8-K | Open Document | Open Filing | FORM 8-K | Sep 2, 2014 | Aug 30, 2014 | 000-32585 |
| 8-K | Open Document | Open Filing | FORM 8-K | Aug 21, 2014 | Aug 20, 2014 | 000-32585 |
| 8-K | Open Document | Open Filing | FORM 8-K | Apr 17, 2014 | Apr 14, 2014 | 000-32585 |
| NT 10-K | Open Document | Open Filing | NT 10-K | Mar 31, 2014 | Dec 31, 2013 | 000-32585 |