| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 14, 2025 | Sep 30, 2025 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 14, 2025 | Jun 30, 2025 | 000-27781 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Jun 16, 2025 | Jun 12, 2025 | 000-27781 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | May 8, 2025 | May 1, 2025 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 5, 2025 | Mar 31, 2025 | 000-27781 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 9, 2025 | Apr 8, 2025 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 2, 2025 | Mar 31, 2025 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Mar 28, 2025 | Dec 31, 2024 | 000-27781 |
| SCHEDULE 13D | Open Document | Open Filing | Dec 19, 2024 | 005-84218 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Dec 4, 2024 | 005-84218 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 12, 2024 | Sep 30, 2024 | 000-27781 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Nov 6, 2024 | Nov 4, 2024 | 000-27781 |
| 424B3 | Open Document | Open Filing | 424B3 | Aug 20, 2024 | 333-280504 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 13, 2024 | Jun 30, 2024 | 000-27781 |
| 424B3 | Open Document | Open Filing | 424B3 | Aug 1, 2024 | 333-280504 | |
| EFFECT | Open Document | Open Filing | Jul 29, 2024 | 333-280504 | ||
| CORRESP | Open Document | Open Filing | Jul 26, 2024 | |||
| S-1/A | Open Document | Open Filing | FORM S-1/A | Jul 25, 2024 | 333-280504 | |
| S-1/A | Open Document | Data | Open Filing | FORM S-1/A | Jul 22, 2024 | 333-280504 | |
| S-1/A | Open Document | Data | Open Filing | FORM S-1/A | Jul 15, 2024 | 333-280504 | |
| UPLOAD | Open Document | Open Filing | Jul 3, 2024 | 333-280504 | ||
| S-1 | Open Document | Data | Open Filing | FORM S-1 | Jun 26, 2024 | 333-280504 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Jun 25, 2024 | Jun 20, 2024 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 9, 2024 | Mar 31, 2024 | 000-27781 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Apr 1, 2024 | Dec 31, 2023 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 13, 2023 | Sep 30, 2023 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 9, 2023 | Jun 30, 2023 | 000-27781 |
| S-8 | Open Document | Open Filing | FORM S-8 | Jun 12, 2023 | 333-272598 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2023 | May 12, 2023 | |
| 144 | Open Document | Open Filing | May 10, 2023 | 000-27781 | ||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 8, 2023 | Mar 31, 2023 | 000-27781 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 21, 2023 | Apr 17, 2023 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Mar 28, 2023 | Dec 31, 2022 | 000-27781 |
| 5 | Open Document | Open Filing | FORM 5 | Feb 3, 2023 | Dec 31, 2022 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Jan 31, 2023 | Jan 25, 2023 | 000-27781 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 17, 2023 | Jan 13, 2023 | |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 17, 2023 | Dec 31, 2022 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 14, 2022 | Sep 30, 2022 | 000-27781 |
| S-8 | Open Document | Open Filing | FORM S-8 | Oct 20, 2022 | 333-267961 | |
| 424B3 | Open Document | Open Filing | 424B3 | Sep 23, 2022 | 333-267310 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 20, 2022 | Sep 18, 2022 | |
| EFFECT | Open Document | Open Filing | Sep 19, 2022 | 333-267310 | ||
| CORRESP | Open Document | Open Filing | Sep 15, 2022 | |||
| UPLOAD | Open Document | Open Filing | Sep 14, 2022 | |||
| S-3 | Open Document | Open Filing | FORM S-3 | Sep 7, 2022 | 333-267310 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Sep 7, 2022 | Sep 1, 2022 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 15, 2022 | Jun 30, 2022 | 000-27781 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Jul 19, 2022 | Jul 15, 2022 | 000-27781 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Jun 23, 2022 | Jun 16, 2022 | 000-27781 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Jun 10, 2022 | Jun 8, 2022 | 000-27781 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 8, 2022 | Jun 2, 2022 | |
| S-8 | Open Document | Open Filing | FORM S-8 | Jun 3, 2022 | 333-265407 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 16, 2022 | Mar 31, 2022 | 000-27781 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | May 10, 2022 | May 4, 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 6, 2022 | May 4, 2022 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Apr 29, 2022 | Apr 29, 2022 | 000-27781 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Apr 1, 2022 | Dec 31, 2021 | 000-27781 |
| NT 10-K | Open Document | Open Filing | NT 10-K | Apr 1, 2022 | Dec 31, 2021 | 000-27781 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 1, 2022 | Feb 28, 2022 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Feb 24, 2022 | Feb 18, 2022 | 000-27781 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2022 | Jan 3, 2022 | |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2022 | Dec 31, 2021 | |
| S-8 | Open Document | Open Filing | FORM S-8 | Jan 4, 2022 | 333-261996 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Dec 10, 2021 | Dec 10, 2021 | 000-27781 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 24, 2021 | Nov 22, 2021 | |
| 5 | Open Document | Open Filing | FORM 5 | Nov 5, 2021 | Dec 31, 2018 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 5, 2021 | Sep 30, 2021 | 000-27781 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 19, 2021 | Oct 14, 2021 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Oct 14, 2021 | Oct 14, 2021 | 000-27781 |
| EFFECT | Open Document | Open Filing | Sep 29, 2021 | 333-257501 | ||
| CORRESP | Open Document | Open Filing | Sep 29, 2021 | |||
| S-3/A | Open Document | Open Filing | FORM S-3/A | Sep 28, 2021 | 333-257501 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 16, 2021 | Jun 30, 2021 | 000-27781 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 6, 2021 | Nov 5, 2019 | |
| S-3 | Open Document | Open Filing | FORM S-3 | Jun 29, 2021 | 333-257501 | |
| 8-K | Open Document | Open Filing | FORM 8-K | Jun 28, 2021 | Jun 28, 2021 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 12, 2021 | Mar 31, 2021 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | May 5, 2021 | May 5, 2021 | 000-27781 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 8, 2021 | Mar 31, 2021 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 8, 2021 | Mar 31, 2021 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 8, 2021 | Mar 31, 2021 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Mar 30, 2021 | Dec 31, 2020 | 000-27781 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 19, 2021 | Jan 15, 2021 | |
| SC 13D | Open Document | Open Filing | SC 13D | Jan 15, 2021 | 005-84218 | |
| 4 | Open Document | Open Filing | FORM 4 | Jan 11, 2021 | Jan 6, 2021 | |
| 8-K | Open Document | Open Filing | FORM 8-K | Jan 11, 2021 | Jan 6, 2021 | 000-27781 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 6, 2021 | Jan 6, 2021 | |
| 4 | Open Document | Open Filing | FORM 4 | Jan 6, 2021 | Jan 6, 2021 | |
| UPLOAD | Open Document | Open Filing | Jan 6, 2021 | |||
| 4 | Open Document | Open Filing | FORM 4 | Jan 6, 2021 | Dec 31, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Jan 6, 2021 | Dec 31, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Jan 6, 2021 | Dec 31, 2020 | |
| 3/A | Open Document | Open Filing | FORM 3A | Jan 6, 2021 | Dec 1, 2020 | |
| 3 | Open Document | Open Filing | FORM 3 | Dec 8, 2020 | Dec 1, 2020 | |
| 3 | Open Document | Open Filing | FORM 3 | Dec 8, 2020 | Dec 1, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Dec 4, 2020 | Dec 2, 2020 | |
| 4/A | Open Document | Open Filing | FORM 4 A | Dec 4, 2020 | Nov 30, 2020 | |
| 4/A | Open Document | Open Filing | FORM 4 A | Dec 4, 2020 | Nov 30, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2020 | Nov 30, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2020 | Nov 30, 2020 | |
| 8-K | Open Document | Open Filing | FORM 8-K | Dec 2, 2020 | Nov 24, 2020 | 000-27781 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 25, 2020 | Nov 24, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Nov 20, 2020 | Nov 18, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Nov 20, 2020 | Sep 30, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Nov 18, 2020 | Nov 16, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Nov 13, 2020 | Aug 3, 2020 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 13, 2020 | Sep 30, 2020 | 000-27781 |
| CORRESP | Open Document | Open Filing | Nov 3, 2020 | |||
| 144 | Open Document | Open Filing | FORM 144 | Oct 22, 2020 | 000-27781 | |
| UPLOAD | Open Document | Open Filing | Sep 29, 2020 | |||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 7, 2020 | Jun 30, 2020 | 000-27781 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 30, 2020 | Jul 21, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Jul 30, 2020 | Jul 21, 2020 | |
| 4 | Open Document | Open Filing | FORM 4 | Jul 21, 2020 | Apr 22, 2020 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jul 20, 2020 | Mar 31, 2020 | 000-27781 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Jul 9, 2020 | Dec 31, 2019 | 000-27781 |
| 8-K/A | Open Document | Open Filing | FORM 8-K/A | May 22, 2020 | May 14, 2020 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | May 14, 2020 | May 14, 2020 | 000-27781 |
| NT 10-K | Open Document | Open Filing | NT 10-K | May 14, 2020 | Dec 31, 2019 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Apr 8, 2020 | Mar 25, 2020 | 000-27781 |
| 8-K/A | Open Document | Open Filing | FORM 8-K/A | Apr 2, 2020 | Mar 24, 2020 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Mar 31, 2020 | Mar 24, 2020 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Dec 23, 2019 | Dec 17, 2019 | 000-27781 |
| 4/A | Open Document | Open Filing | FORM 4 A | Nov 13, 2019 | Nov 5, 2019 | |
| 4/A | Open Document | Open Filing | FORM 4 A | Nov 13, 2019 | Apr 1, 2019 | |
| 4/A | Open Document | Open Filing | FORM 4 A | Nov 13, 2019 | Feb 1, 2019 | |
| 4 | Open Document | Open Filing | FORM 4 | Nov 13, 2019 | Jan 8, 2019 | |
| 5 | Open Document | Open Filing | FORM 5 | Nov 13, 2019 | Dec 31, 2017 | |
| 5 | Open Document | Open Filing | FORM 5 | Nov 13, 2019 | Dec 31, 2015 | |
| 4 | Open Document | Open Filing | FORM 4 | Nov 7, 2019 | Nov 5, 2019 | |
| 4 | Open Document | Open Filing | FORM 4 | Nov 7, 2019 | Nov 5, 2019 | |
| 4 | Open Document | Open Filing | FORM 4 | Nov 7, 2019 | Nov 5, 2019 | |
| S-8 | Open Document | Open Filing | FORM S-8 | Nov 1, 2019 | 333-234441 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 1, 2019 | Sep 30, 2019 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Oct 9, 2019 | Oct 8, 2019 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Sep 6, 2019 | Sep 6, 2019 | 000-27781 |
| 10-Q/A | Open Document | Open Filing | FORM 10-Q/A | Aug 21, 2019 | Jun 30, 2019 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 14, 2019 | Jun 30, 2019 | 000-27781 |
| 10-Q/A | Open Document | Data | Open Filing | FORM 10-Q/A | May 22, 2019 | Mar 31, 2019 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 15, 2019 | Mar 31, 2019 | 000-27781 |
| 4 | Open Document | Open Filing | FORM 4 | May 14, 2019 | Apr 1, 2019 | |
| 4 | Open Document | Open Filing | FORM 4 | May 14, 2019 | Feb 1, 2019 | |
| 4 | Open Document | Open Filing | FORM 4 | May 14, 2019 | Feb 1, 2019 | |
| 5 | Open Document | Open Filing | FORM 5 | May 14, 2019 | Dec 31, 2017 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Apr 1, 2019 | Dec 31, 2018 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 19, 2018 | Sep 30, 2018 | 000-27781 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Nov 15, 2018 | Sep 30, 2018 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Oct 1, 2018 | Sep 24, 2018 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 20, 2018 | Jun 30, 2018 | 000-27781 |
| 3 | Open Document | Open Filing | FORM 3 | Aug 16, 2018 | Jul 25, 2018 | |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Aug 14, 2018 | Jun 30, 2018 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Jul 26, 2018 | Jul 25, 2018 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 21, 2018 | Mar 31, 2018 | 000-27781 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | May 16, 2018 | Mar 31, 2018 | 000-27781 |
| 5 | Open Document | Open Filing | FORM 5 | Apr 17, 2018 | Dec 31, 2017 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Apr 17, 2018 | Dec 31, 2017 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Apr 2, 2018 | Mar 29, 2018 | 000-27781 |
| NT 10-K | Open Document | Open Filing | NT 10-K | Mar 30, 2018 | Dec 31, 2017 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Mar 19, 2018 | Mar 19, 2018 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Dec 5, 2017 | Dec 4, 2017 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 14, 2017 | Sep 30, 2017 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 21, 2017 | Jun 30, 2017 | 000-27781 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Aug 15, 2017 | Jun 30, 2017 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jul 31, 2017 | Mar 31, 2017 | 000-27781 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2017 | May 31, 2017 | |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2017 | Apr 26, 2017 | |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2017 | Mar 24, 2017 | |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2017 | Jan 30, 2017 | |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2017 | Jan 5, 2017 | |
| 5 | Open Document | Open Filing | FORM 5 | Jun 12, 2017 | Dec 31, 2016 | |
| 5 | Open Document | Open Filing | FORM 5 | Jun 12, 2017 | Dec 31, 2015 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Jun 1, 2017 | Dec 31, 2016 | 000-27781 |
| NT 10-K | Open Document | Open Filing | NT 10-K | Mar 31, 2017 | Dec 31, 2016 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Mar 6, 2017 | Mar 6, 2017 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 21, 2016 | Sep 30, 2016 | 000-27781 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Nov 14, 2016 | Sep 30, 2016 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 23, 2016 | Jun 30, 2016 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Aug 19, 2016 | Aug 18, 2016 | 000-27781 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Aug 16, 2016 | Jun 30, 2016 | 000-27781 |
| D | Open Document | Open Filing | Jul 28, 2016 | 021-267926 | ||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Jun 15, 2016 | Mar 31, 2016 | 000-27781 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | May 17, 2016 | Mar 31, 2016 | 000-27781 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | May 13, 2016 | Dec 31, 2015 | 000-27781 |
| 10-Q/A | Open Document | Data | Open Filing | FORM 10-Q/A | May 13, 2016 | Sep 30, 2015 | 000-27781 |
| 10-Q/A | Open Document | Data | Open Filing | FORM 10-Q/A | May 13, 2016 | Jun 30, 2015 | 000-27781 |
| 10-Q/A | Open Document | Data | Open Filing | FORM 10-Q/A | May 13, 2016 | Mar 31, 2015 | 000-27781 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 7, 2016 | Jun 23, 2015 | |
| NT 10-K | Open Document | Open Filing | NT 10-K | Mar 30, 2016 | Dec 31, 2015 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 23, 2015 | Sep 30, 2015 | 000-27781 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Nov 16, 2015 | Sep 30, 2015 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 19, 2015 | Jun 30, 2015 | 000-27781 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Aug 17, 2015 | Jun 30, 2015 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Aug 10, 2015 | Aug 10, 2015 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Jul 16, 2015 | Jul 16, 2015 | 000-27781 |
| DEF 14A | Open Document | Open Filing | DEF 14A | Jul 8, 2015 | Jul 6, 2015 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Jun 26, 2015 | Jun 26, 2015 | 000-27781 |
| 10-K/A | Open Document | Open Filing | FORM 10-K/A | Jun 26, 2015 | Dec 31, 2014 | 000-27781 |
| PRE 14A | Open Document | Open Filing | PRE 14A | Jun 22, 2015 | Jun 22, 2015 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 20, 2015 | Mar 31, 2015 | 000-27781 |
| 8-K/A | Open Document | Open Filing | FORM 8-K/A | May 20, 2015 | May 20, 2015 | 000-27781 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | May 18, 2015 | Mar 31, 2015 | 000-27781 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | May 6, 2015 | Dec 31, 2014 | 000-27781 |
| NT 10-K | Open Document | Open Filing | NT 10-K | Mar 31, 2015 | Dec 31, 2014 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Jan 16, 2015 | Jan 16, 2015 | 000-27781 |
| PRE 14A | Open Document | Open Filing | PRE 14A | Dec 23, 2014 | Dec 23, 2014 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Nov 19, 2014 | Sep 30, 2014 | 000-27781 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 18, 2014 | Nov 10, 2014 | |
| 4 | Open Document | Open Filing | FORM 4 | Nov 18, 2014 | Nov 10, 2014 | |
| 3 | Open Document | Open Filing | FORM 3 | Nov 18, 2014 | Nov 10, 2014 | |
| 4/A | Open Document | Open Filing | FORM 4 A | Nov 14, 2014 | Nov 10, 2014 | |
| 4/A | Open Document | Open Filing | FORM 4 A | Nov 14, 2014 | Nov 10, 2014 | |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Nov 14, 2014 | Sep 30, 2014 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Nov 13, 2014 | Nov 13, 2014 | 000-27781 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 13, 2014 | Nov 10, 2014 | |
| 4 | Open Document | Open Filing | FORM 4 | Nov 13, 2014 | Nov 10, 2014 | |
| 4 | Open Document | Open Filing | FORM 4 | Nov 13, 2014 | Nov 3, 2014 | |
| D | Open Document | Open Filing | Oct 28, 2014 | 021-227246 | ||
| 8-K | Open Document | Open Filing | FORM 8-K | Oct 21, 2014 | Oct 21, 2014 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | Aug 19, 2014 | Jun 30, 2014 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Aug 19, 2014 | Aug 19, 2014 | 000-27781 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Aug 14, 2014 | Jun 30, 2014 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Jun 17, 2014 | Jun 17, 2014 | 000-27781 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | May 20, 2014 | Mar 31, 2014 | 000-27781 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | May 16, 2014 | Mar 31, 2014 | 000-27781 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Apr 15, 2014 | Dec 31, 2013 | 000-27781 |
| NT 10-K | Open Document | Open Filing | NT 10-K | Mar 31, 2014 | Dec 31, 2013 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Mar 4, 2014 | Mar 3, 2014 | 000-27781 |
| 8-K | Open Document | Open Filing | FORM 8-K | Feb 21, 2014 | Feb 21, 2014 | 000-27781 |