| 10-Q | Open Document
              | Data | Open Filing |  | Aug 14, 2025 | Jun 30, 2025 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | May 15, 2025 | Mar 31, 2025 | 000-53944 | 
          
            | 10-K | Open Document
              | Data | Open Filing |  | Mar 31, 2025 | Dec 31, 2024 | 000-53944 | 
          
            | 8-K | Open Document
              | Data | Open Filing |  | Mar 14, 2025 | Mar 13, 2025 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 3, 2025 | Jan 30, 2025 |  | 
          
            | 8-K | Open Document
              | Data | Open Filing |  | Jan 28, 2025 | Jan 27, 2025 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Nov 14, 2024 | Sep 30, 2024 | 000-53944 | 
          
            | 8-K | Open Document
              | Data | Open Filing |  | Oct 3, 2024 | Sep 30, 2024 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Aug 14, 2024 | Jun 30, 2024 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 20, 2024 | May 16, 2024 |  | 
          
            | SC 13D/A | Open Document | Open Filing | SC 13D/A | May 20, 2024 |  | 005-87357 | 
          
            | 8-K | Open Document
              | Data | Open Filing |  | May 17, 2024 | May 17, 2024 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | May 15, 2024 | Mar 31, 2024 | 000-53944 | 
          
            | 10-K | Open Document
              | Data | Open Filing |  | Apr 1, 2024 | Dec 31, 2023 | 000-53944 | 
          
            | 8-K | Open Document
              | Data | Open Filing |  | Mar 19, 2024 | Mar 13, 2024 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Nov 14, 2023 | Sep 30, 2023 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Aug 14, 2023 | Jun 30, 2023 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 9, 2023 | May 16, 2023 |  | 
          
            | 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 26, 2023 | May 19, 2023 |  | 
          
            | 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 26, 2023 | Jun 20, 2014 |  | 
          
            | SC 13D | Open Document | Open Filing | SC 13D | May 26, 2023 |  | 005-87357 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | May 15, 2023 | Mar 31, 2023 | 000-53944 | 
          
            | 10-K | Open Document
              | Data | Open Filing |  | Mar 31, 2023 | Dec 31, 2022 | 000-53944 | 
          
            | 8-K | Open Document
              | Data | Open Filing |  | Mar 16, 2023 | Mar 13, 2023 | 000-53944 | 
          
            | 8-K | Open Document
              | Data | Open Filing |  | Mar 14, 2023 | Mar 8, 2023 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Nov 14, 2022 | Sep 30, 2022 | 000-53944 | 
          
            | 8-K | Open Document
              | Data | Open Filing |  | Oct 17, 2022 | Oct 14, 2022 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 17, 2022 | Aug 16, 2022 |  | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 16, 2022 | Aug 16, 2022 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Aug 15, 2022 | Jun 30, 2022 | 000-53944 | 
          
            | 8-K | Open Document
              | Data | Open Filing |  | May 18, 2022 | May 18, 2022 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | May 16, 2022 | Mar 31, 2022 | 000-53944 | 
          
            | 10-K | Open Document
              | Data | Open Filing |  | Mar 31, 2022 | Dec 31, 2021 | 000-53944 | 
          
            | SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 5 | Mar 17, 2022 |  | 005-87357 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2022 | Feb 8, 2021 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Nov 15, 2021 | Sep 30, 2021 | 000-53944 | 
          
            | 8-K | Open Document
              | Data | Open Filing |  | Aug 24, 2021 | Aug 23, 2021 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Aug 16, 2021 | Jun 30, 2021 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | May 17, 2021 | Mar 31, 2021 | 000-53944 | 
          
            | 10-K | Open Document
              | Data | Open Filing |  | Mar 31, 2021 | Dec 31, 2020 | 000-53944 | 
          
            | 8-K/A | Open Document | Open Filing | AMENDMENT NO. 1 | Mar 10, 2021 | Jan 1, 2021 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 10, 2021 | Feb 8, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 2, 2021 | Jan 15, 2021 |  | 
          
            | 8-K | Open Document | Open Filing |  | Jan 7, 2021 | Jan 1, 2021 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 8, 2020 | Oct 27, 2020 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Nov 16, 2020 | Sep 30, 2020 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 10, 2020 | May 1, 2020 |  | 
          
            | SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 4 | Sep 10, 2020 |  | 005-87357 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 20, 2020 | Aug 18, 2020 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Aug 14, 2020 | Jun 30, 2020 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Aug 12, 2020 | Aug 11, 2020 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Jun 29, 2020 | Mar 31, 2020 | 000-53944 | 
          
            | 10-K/A | Open Document | Open Filing | AMENDMENT NO. 1 | May 28, 2020 | Dec 31, 2019 | 000-53944 | 
          
            | 10-K | Open Document
              | Data | Open Filing |  | May 27, 2020 | Dec 31, 2019 | 000-53944 | 
          
            | NT 10-K | Open Document | Open Filing |  | May 14, 2020 | Dec 31, 2019 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | May 11, 2020 | May 11, 2020 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Mar 26, 2020 | Mar 26, 2020 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Jan 30, 2020 | Jan 29, 2020 | 000-53944 | 
          
            | 8-K/A | Open Document | Open Filing | AMENDMENT NO. 1 | Jan 3, 2020 | Dec 27, 2019 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Jan 3, 2020 | Dec 27, 2019 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Nov 14, 2019 | Sep 30, 2019 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Aug 14, 2019 | Jun 30, 2019 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | May 15, 2019 | Mar 31, 2019 | 000-53944 | 
          
            | 10-K | Open Document
              | Data | Open Filing |  | Apr 1, 2019 | Dec 31, 2018 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Jan 15, 2019 | Jan 14, 2019 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Nov 14, 2018 | Sep 30, 2018 | 000-53944 | 
          
            | SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 3 | Aug 27, 2018 |  | 005-87357 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 27, 2018 | Apr 12, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 16, 2018 | Apr 12, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 16, 2018 | Apr 12, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 16, 2018 | Apr 12, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 16, 2018 | Jul 23, 2018 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Aug 14, 2018 | Jun 30, 2018 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | May 15, 2018 | Mar 31, 2018 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Apr 16, 2018 | Apr 16, 2018 | 000-53944 | 
          
            | 10-K | Open Document
              | Data | Open Filing |  | Apr 2, 2018 | Dec 31, 2017 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Nov 20, 2017 | Sep 30, 2017 | 000-53944 | 
          
            | 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 16, 2017 | Oct 25, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 16, 2017 | Oct 25, 2017 | 000-53944 | 
          
            | NT 10-Q | Open Document | Open Filing |  | Nov 14, 2017 | Sep 30, 2017 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Oct 27, 2017 | Sep 28, 2017 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Sep 13, 2017 | Sep 11, 2017 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | Aug 11, 2017 | Jun 30, 2017 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 25, 2017 | Jul 11, 2017 |  | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 25, 2017 | Jul 11, 2017 |  | 
          
            | 8-K | Open Document | Open Filing |  | Jul 13, 2017 | Jul 11, 2017 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing |  | May 15, 2017 | Mar 31, 2017 | 000-53944 | 
          
            | 10-K | Open Document
              | Data | Open Filing |  | Mar 31, 2017 | Dec 31, 2016 | 000-53944 | 
          
            | SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 2 | Mar 16, 2017 |  | 005-87357 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2017 | Jan 5, 2017 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2016 | Nov 14, 2016 | Sep 30, 2016 | 000-53944 | 
          
            | D | Open Document | Open Filing |  | Sep 7, 2016 |  | 021-270211 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 30, 2016 | Aug 26, 2016 |  | 
          
            | 8-K | Open Document | Open Filing |  | Aug 29, 2016 | Aug 26, 2016 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2016 | Aug 12, 2016 | Jun 30, 2016 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Jun 15, 2016 | Jun 9, 2016 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 7, 2016 | Jun 1, 2016 |  | 
          
            | 8-K | Open Document | Open Filing |  | Jun 7, 2016 | Jun 1, 2016 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 20, 2016 | May 18, 2016 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 20, 2016 | May 18, 2016 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2016 | May 13, 2016 | Mar 31, 2016 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | May 10, 2016 | May 5, 2016 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Apr 29, 2016 | Apr 25, 2016 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Apr 22, 2016 | Apr 18, 2016 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 20, 2016 | Apr 18, 2016 |  | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 20, 2016 | Apr 18, 2016 |  | 
          
            | 10-K | Open Document
              | Data | Open Filing | FOR THE FISCAL YEAR ENDED DECEMBER 31, 2015 | Apr 14, 2016 | Dec 31, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Apr 14, 2016 | Apr 9, 2016 | 000-53944 | 
          
            | NT 10-K | Open Document | Open Filing | FOR PERIOD ENDED: DECEMBER 31, 2015 | Mar 30, 2016 | Dec 31, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Mar 18, 2016 | Mar 15, 2016 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2016 | Mar 4, 2016 |  | 
          
            | 8-K | Open Document | Open Filing |  | Mar 8, 2016 | Mar 2, 2016 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2016 | Sep 1, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2016 | Sep 1, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2016 | Feb 25, 2016 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2016 | Sep 1, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2016 | Sep 1, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2016 | Sep 1, 2015 |  | 
          
            | 8-K | Open Document | Open Filing |  | Feb 25, 2016 | Feb 19, 2016 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2016 | Jan 25, 2016 |  | 
          
            | 8-K | Open Document | Open Filing |  | Feb 4, 2016 | Jan 29, 2016 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 2, 2016 | Jan 25, 2016 |  | 
          
            | 8-K | Open Document | Open Filing |  | Jan 29, 2016 | Jan 25, 2016 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Jan 26, 2016 | Jan 21, 2016 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Jan 21, 2016 | Jan 15, 2016 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Dec 31, 2015 | Dec 28, 2015 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 10, 2015 | Nov 16, 2015 |  | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 10, 2015 | Nov 16, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 10, 2015 | Dec 8, 2015 |  | 
          
            | 8-K | Open Document | Open Filing |  | Dec 10, 2015 | Dec 8, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Dec 7, 2015 | Dec 1, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Nov 23, 2015 | Nov 19, 2015 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 23, 2015 | Nov 19, 2015 |  | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 19, 2015 | Nov 10, 2015 |  | 
          
            | 8-K | Open Document | Open Filing |  | Nov 17, 2015 | Nov 10, 2015 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2015 | Nov 6, 2015 | Sep 30, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Oct 20, 2015 | Oct 15, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Oct 13, 2015 | Oct 6, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Sep 23, 2015 | Sep 18, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Aug 18, 2015 | Aug 12, 2015 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2015 | Aug 10, 2015 | Jun 30, 2015 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 4, 2015 | Jul 31, 2015 |  | 
          
            | 8-K | Open Document | Open Filing |  | Jul 24, 2015 | Jul 20, 2015 | 000-53944 | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 23, 2015 | Jul 16, 2015 |  | 
          
            | 8-K | Open Document | Open Filing |  | Jul 22, 2015 | Jul 16, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Jul 2, 2015 | Jun 28, 2015 | 000-53944 | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 25, 2015 | Jun 15, 2015 |  | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 23, 2015 | Jun 15, 2015 |  | 
          
            | 8-K | Open Document | Open Filing |  | Jun 19, 2015 | Jun 17, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Jun 15, 2015 | Jun 9, 2015 | 000-53944 | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 1, 2015 | May 21, 2015 |  | 
          
            | 8-K | Open Document | Open Filing |  | May 26, 2015 | May 21, 2015 | 000-53944 | 
          
            | D | Open Document | Open Filing |  | May 18, 2015 |  | 021-240131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 12, 2015 | May 11, 2015 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2015 | May 11, 2015 | Mar 31, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | May 11, 2015 | May 11, 2015 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 4, 2015 | Apr 30, 2015 |  | 
          
            | 10-K/A | Open Document | Open Filing | AMENDMENT NO. 1 | Apr 30, 2015 | Dec 31, 2014 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Apr 10, 2015 | Apr 10, 2015 | 000-53944 | 
          
            | D | Open Document | Open Filing |  | Mar 19, 2015 |  | 021-236260 | 
          
            | 10-K | Open Document
              | Data | Open Filing | FOR THE FISCAL YEAR ENDED DECEMBER 31, 2014 | Mar 16, 2015 | Dec 31, 2014 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Mar 12, 2015 | Mar 6, 2015 | 000-53944 | 
          
            | SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 1 | Mar 5, 2015 |  | 005-87357 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 5, 2015 | Mar 2, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2015 | Feb 23, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2015 | Feb 23, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2015 | Feb 23, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2015 | Feb 23, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2015 | Feb 23, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2015 | Feb 23, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2015 | Feb 23, 2015 |  | 
          
            | 8-K | Open Document | Open Filing |  | Feb 25, 2015 | Feb 23, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Feb 9, 2015 | Feb 9, 2015 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Dec 8, 2014 | Dec 8, 2014 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 25, 2014 | Nov 24, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 25, 2014 | Nov 24, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 25, 2014 | Nov 24, 2014 |  | 
          
            | D | Open Document | Open Filing |  | Nov 6, 2014 |  | 021-227810 | 
          
            | 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 31, 2014 | Oct 30, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 31, 2014 | Oct 30, 2014 |  | 
          
            | 8-K | Open Document | Open Filing |  | Oct 31, 2014 | Oct 30, 2014 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2014 | Oct 28, 2014 | Sep 30, 2014 | 000-53944 | 
          
            | SC 13G | Open Document | Open Filing | BENEFICIAL OWNERSHIP OF 5% OR MORE | Oct 8, 2014 |  | 005-87357 | 
          
            | 3 | Open Document | Open Filing | 3 | Oct 8, 2014 | Feb 24, 2012 |  | 
          
            | 8-K | Open Document | Open Filing |  | Sep 17, 2014 | Sep 11, 2014 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 15, 2014 | Sep 11, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 10, 2014 | Sep 9, 2014 |  | 
          
            | 8-K | Open Document | Open Filing |  | Aug 25, 2014 | Aug 25, 2014 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Aug 20, 2014 | Aug 19, 2014 | 000-53944 | 
          
            | 8-K | Open Document | Open Filing |  | Aug 8, 2014 | Aug 7, 2014 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2014 | Aug 7, 2014 | Jun 30, 2014 | 000-53944 | 
          
            | DEF 14A | Open Document | Open Filing | DEFINITIVE PROXY STATEMENT | Jun 24, 2014 | Aug 19, 2014 | 000-53944 | 
          
            | PRE 14A | Open Document | Open Filing | PRE 14A | Jun 6, 2014 | Aug 19, 2014 | 000-53944 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2014 | May 12, 2014 | Mar 31, 2014 | 000-53944 | 
          
            | D/A | Open Document | Open Filing |  | May 9, 2014 |  | 021-211046 | 
          
            | 8-K | Open Document | Open Filing |  | May 1, 2014 | Apr 30, 2014 | 000-53944 | 
          
            | 10-K/A | Open Document | Open Filing | AMENDMENT NO. 1 | Apr 29, 2014 | Dec 31, 2013 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 21, 2014 | Mar 27, 2014 |  | 
          
            | 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 21, 2014 | Feb 5, 2014 |  | 
          
            | 10-K | Open Document
              | Data | Open Filing | FOR THE FISCAL YEAR ENDED DECEMBER 31, 2013 | Mar 14, 2014 | Dec 31, 2013 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 10, 2014 | Feb 28, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2014 | Jan 8, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2014 | Jan 8, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2014 | Feb 26, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2014 | Feb 26, 2014 |  | 
          
            | 8-K/A | Open Document | Open Filing | AMENDMENT NO. 1 | Feb 27, 2014 | Feb 5, 2014 | 000-53944 | 
          
            | D | Open Document | Open Filing |  | Feb 12, 2014 |  | 021-211781 | 
          
            | 8-K | Open Document | Open Filing |  | Feb 7, 2014 | Feb 5, 2014 | 000-53944 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2014 | Feb 5, 2014 |  | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2014 | Feb 5, 2014 |  | 
          
            | D | Open Document | Open Filing |  | Jan 31, 2014 |  | 021-211046 | 
          
            | 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 30, 2014 | Dec 31, 2013 |  | 
          
            | 8-K | Open Document | Open Filing |  | Jan 29, 2014 | Jan 24, 2014 | 000-53944 |