| 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Oct 14, 2025 | Aug 31, 2025 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Oct 8, 2025 | Oct 7, 2025 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 2, 2025 | Aug 31, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 2, 2025 | Aug 31, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 2, 2025 | Aug 31, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 2, 2025 | Aug 31, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 2, 2025 | Aug 31, 2025 |  | 
          
            | 8-K/A | Open Document
              | Data | Open Filing | FORM 8-K/A | Aug 28, 2025 | Apr 23, 2025 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Aug 8, 2025 | Aug 6, 2025 |  | 
          
            | 144 | Open Document | Open Filing |  | Aug 7, 2025 |  | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jul 31, 2025 | Jul 29, 2025 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Jul 14, 2025 | May 31, 2025 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Jul 10, 2025 | Jul 10, 2025 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2025 | May 31, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2025 | May 31, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2025 | May 31, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2025 | May 31, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2025 | May 31, 2025 |  | 
          
            | SD | Open Document | Open Filing | FORM SD | May 30, 2025 |  | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Apr 25, 2025 | Apr 23, 2025 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 24, 2025 | Apr 23, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 24, 2025 | Apr 23, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 24, 2025 | Apr 23, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 24, 2025 | Apr 23, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 24, 2025 | Apr 23, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 11, 2025 | Apr 10, 2025 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Apr 10, 2025 | Feb 28, 2025 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Apr 9, 2025 | Apr 9, 2025 | 000-05131 | 
          
            | DEF 14A | Open Document
              | Data | Open Filing | FORM DEF 14A | Mar 14, 2025 | Apr 23, 2025 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2025 | Feb 28, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2025 | Feb 28, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2025 | Feb 28, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2025 | Feb 28, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2025 | Feb 28, 2025 |  | 
          
            | 10-K | Open Document
              | Data | Open Filing | FORM 10-K | Feb 18, 2025 | Nov 30, 2024 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Feb 11, 2025 | Feb 11, 2025 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jan 28, 2025 | Jan 24, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jan 28, 2025 | Jan 24, 2025 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2024 | Nov 30, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2024 | Nov 30, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2024 | Nov 30, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2024 | Nov 30, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2024 | Nov 30, 2024 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Oct 10, 2024 | Aug 31, 2024 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Oct 4, 2024 | Oct 1, 2024 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 3, 2024 | Aug 31, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 3, 2024 | Aug 31, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 3, 2024 | Aug 31, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 3, 2024 | Aug 31, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 3, 2024 | Aug 31, 2024 |  | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Aug 7, 2024 | Aug 2, 2024 | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Jul 11, 2024 | May 31, 2024 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Jul 3, 2024 | Jul 3, 2024 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 4, 2024 | May 31, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2024 | May 31, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2024 | May 31, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2024 | May 31, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2024 | May 31, 2024 |  | 
          
            | SD | Open Document | Open Filing | FORM SD | May 31, 2024 |  | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Apr 25, 2024 | Apr 23, 2024 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 24, 2024 | Apr 23, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 24, 2024 | Apr 3, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 24, 2024 | Apr 23, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 24, 2024 | Apr 23, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 24, 2024 | Apr 23, 2024 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Apr 11, 2024 | Feb 29, 2024 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Apr 9, 2024 | Apr 9, 2024 | 000-05131 | 
          
            | DEF 14A | Open Document
              | Data | Open Filing | FORM DEF 14A | Mar 15, 2024 | Apr 23, 2024 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2024 | Feb 29, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2024 | Feb 29, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2024 | Feb 29, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2024 | Feb 29, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2024 | Feb 29, 2024 |  | 
          
            | 10-K | Open Document
              | Data | Open Filing | FORM 10-K | Feb 28, 2024 | Nov 30, 2023 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Feb 22, 2024 | Feb 9, 2024 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Feb 8, 2024 | Feb 7, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Feb 8, 2024 | Feb 7, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Feb 8, 2024 | Feb 7, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jan 30, 2024 | Jan 26, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jan 30, 2024 | Jan 26, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jan 24, 2024 | Jan 19, 2024 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jan 24, 2024 | Jan 19, 2024 |  | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Dec 4, 2023 | Nov 30, 2023 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 1, 2023 | Nov 30, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 1, 2023 | Nov 30, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 1, 2023 | Nov 30, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 1, 2023 | Nov 30, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 1, 2023 | Nov 30, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Nov 21, 2023 | Nov 20, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Oct 20, 2023 | Oct 18, 2023 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Oct 13, 2023 | Aug 31, 2023 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Oct 12, 2023 | Oct 11, 2023 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 5, 2023 | Aug 31, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 5, 2023 | Aug 31, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 5, 2023 | Aug 31, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 5, 2023 | Aug 31, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 5, 2023 | Aug 31, 2023 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Jul 13, 2023 | May 31, 2023 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Jul 12, 2023 | Jul 11, 2023 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Jun 7, 2023 | Jun 5, 2023 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 5, 2023 | May 31, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 5, 2023 | May 31, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 5, 2023 | May 31, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 5, 2023 | May 31, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 5, 2023 | May 31, 2023 |  | 
          
            | SD | Open Document | Open Filing | FORM SD | May 31, 2023 |  | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 28, 2023 | Apr 26, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 28, 2023 | Apr 26, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 28, 2023 | Apr 26, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 28, 2023 | Apr 26, 2023 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 28, 2023 | Apr 26, 2023 |  | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Apr 27, 2023 | Apr 26, 2023 | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Apr 13, 2023 | Feb 28, 2023 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 6, 2023 | Mar 30, 2023 |  | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Apr 6, 2023 | Apr 6, 2023 | 000-05131 | 
          
            | DEF 14A | Open Document | Open Filing | FORM DEF 14A | Mar 15, 2023 | Apr 26, 2023 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Mar 2, 2023 | Feb 28, 2023 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Mar 2, 2023 | Feb 28, 2023 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Mar 2, 2023 | Feb 28, 2023 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Mar 2, 2023 | Feb 28, 2023 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Mar 2, 2023 | Feb 28, 2023 |  | 
          
            | 10-K | Open Document
              | Data | Open Filing | FORM 10-K | Feb 16, 2023 | Nov 30, 2022 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Feb 15, 2023 | Feb 15, 2023 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Feb 1, 2023 | Jan 30, 2023 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Jan 30, 2023 | Jan 26, 2023 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Jan 30, 2023 | Jan 26, 2023 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Jan 30, 2023 | Jan 26, 2023 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Jan 23, 2023 | Jan 19, 2023 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Jan 23, 2023 | Jan 19, 2023 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Dec 2, 2022 | Nov 30, 2022 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Dec 2, 2022 | Nov 30, 2022 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Dec 2, 2022 | Nov 30, 2022 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Dec 2, 2022 | Nov 30, 2022 |  | 
          
            | 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Dec 2, 2022 | Nov 30, 2022 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Oct 14, 2022 | Aug 31, 2022 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Oct 5, 2022 | Oct 5, 2022 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 2, 2022 | Aug 31, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 2, 2022 | Aug 31, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 2, 2022 | Aug 31, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 2, 2022 | Aug 31, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Sep 2, 2022 | Aug 31, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Aug 2, 2022 | Jul 29, 2022 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Jul 15, 2022 | May 31, 2022 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jul 11, 2022 | Jul 7, 2022 |  | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Jul 6, 2022 | Jul 6, 2022 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2022 | May 31, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2022 | May 31, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2022 | May 31, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2022 | May 31, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2022 | May 31, 2022 |  | 
          
            | SD | Open Document | Open Filing | FORM SD | May 27, 2022 |  | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | May 23, 2022 | May 17, 2022 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | May 13, 2022 | May 11, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | May 10, 2022 | May 6, 2022 |  | 
          
            | 424B3 | Open Document | Open Filing | FORM 424B3 | May 10, 2022 |  | 333-264504 | 
          
            | EFFECT | Open Document | Open Filing |  | May 9, 2022 |  | 333-264504 | 
          
            | CORRESP | Open Document | Open Filing |  | May 9, 2022 |  |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | May 4, 2022 | May 2, 2022 |  | 
          
            | UPLOAD | Open Document | Open Filing |  | May 3, 2022 |  |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 28, 2022 | Apr 26, 2022 |  | 
          
            | S-3 | Open Document | Open Filing | FORM S-3 | Apr 27, 2022 |  | 333-264504 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Apr 22, 2022 | Apr 20, 2022 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2022 | Apr 20, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2022 | Apr 20, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2022 | Oct 8, 2021 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2022 | Apr 20, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2022 | Apr 20, 2022 |  | 
          
            | 3 | Open Document | Open Filing | FORM 3 | Apr 22, 2022 | Apr 20, 2022 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Apr 14, 2022 | Feb 28, 2022 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Apr 4, 2022 | Mar 29, 2022 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Apr 4, 2022 | Apr 4, 2022 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2022 | Mar 30, 2022 |  | 
          
            | DEF 14A | Open Document | Open Filing | FORM DEF 14A | Mar 14, 2022 | Apr 20, 2022 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2022 | Feb 28, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2022 | Feb 28, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2022 | Feb 28, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2022 | Feb 28, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2022 | Feb 28, 2022 |  | 
          
            | 10-K | Open Document
              | Data | Open Filing | FORM 10-K | Feb 17, 2022 | Nov 30, 2021 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Feb 8, 2022 | Feb 8, 2022 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Feb 1, 2022 | Jan 30, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jan 31, 2022 | Jan 27, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jan 31, 2022 | Jan 27, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jan 31, 2022 | Jan 27, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jan 21, 2022 | Jan 19, 2022 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Jan 21, 2022 | Jan 19, 2022 |  | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Jan 18, 2022 | Jan 13, 2022 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2021 | Nov 30, 2021 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2021 | Nov 30, 2021 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2021 | Nov 30, 2021 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2021 | Nov 30, 2021 |  | 
          
            | 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2021 | Nov 30, 2021 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Oct 14, 2021 | Aug 31, 2021 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Oct 13, 2021 | Oct 13, 2021 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2021 | Aug 31, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2021 | Aug 31, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2021 | Aug 31, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2021 | Aug 31, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2021 | Aug 31, 2021 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Jul 12, 2021 | May 31, 2021 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Jul 12, 2021 | Jul 9, 2021 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2021 | May 31, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2021 | May 31, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2021 | May 31, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2021 | May 31, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2021 | May 31, 2021 |  | 
          
            | SD | Open Document | Open Filing | FORM SD | May 18, 2021 |  | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 23, 2021 | Apr 21, 2021 |  | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 23, 2021 | Apr 21, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 23, 2021 | Apr 21, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 23, 2021 | Apr 21, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 23, 2021 | Apr 21, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 23, 2021 | Apr 21, 2021 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Apr 21, 2021 | Apr 21, 2021 | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Apr 9, 2021 | Feb 28, 2021 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Apr 7, 2021 | Apr 7, 2021 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 1, 2021 | Mar 30, 2021 |  | 
          
            | DEF 14A | Open Document | Open Filing | FORM DEF 14A | Mar 17, 2021 | Apr 21, 2021 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2021 | Feb 28, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2021 | Feb 28, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2021 | Feb 28, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2021 | Feb 28, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2021 | Feb 28, 2021 |  | 
          
            | 10-K | Open Document
              | Data | Open Filing | FORM 10-K | Feb 9, 2021 | Nov 30, 2020 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Feb 8, 2021 | Feb 5, 2021 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 21, 2021 | Jan 19, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 21, 2021 | Jan 19, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 21, 2021 | Jan 19, 2021 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2020 | Nov 30, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2020 | Nov 30, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2020 | Nov 30, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2020 | Nov 30, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2020 | Nov 30, 2020 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Oct 9, 2020 | Aug 31, 2020 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Oct 8, 2020 | Oct 8, 2020 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2020 | Aug 31, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2020 | Aug 31, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2020 | Aug 31, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2020 | Aug 31, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 2, 2020 | Aug 31, 2020 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Jul 21, 2020 | Jul 21, 2020 | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Jul 10, 2020 | May 31, 2020 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Jul 9, 2020 | Jul 9, 2020 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2020 | May 31, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2020 | May 31, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2020 | May 31, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2020 | May 31, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2020 | May 31, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 29, 2020 | May 27, 2020 |  | 
          
            | SD | Open Document | Open Filing | FORM SD | May 29, 2020 |  | 000-05131 | 
          
            | S-8 POS | Open Document | Open Filing | FORM S-8 POS | May 18, 2020 |  | 333-173914 | 
          
            | S-8 | Open Document | Open Filing | FORM S-8 | May 18, 2020 |  | 333-238469 | 
          
            | SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | May 4, 2020 |  | 005-31127 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 4, 2020 | Apr 30, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 4, 2020 | Apr 30, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 4, 2020 | Apr 30, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 4, 2020 | Apr 30, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 4, 2020 | Apr 30, 2020 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | May 4, 2020 | Apr 30, 2020 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Apr 22, 2020 | Apr 20, 2020 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Apr 15, 2020 | Apr 15, 2020 | 000-05131 | 
          
            | DEFA14A | Open Document | Open Filing | FORM DEFA14A | Apr 15, 2020 |  | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Apr 14, 2020 | Feb 29, 2020 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Apr 13, 2020 | Apr 13, 2020 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 1, 2020 | Mar 30, 2020 |  | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 1, 2020 | Mar 30, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 20, 2020 | Mar 18, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 18, 2020 | Mar 16, 2020 |  | 
          
            | DEF 14A | Open Document | Open Filing | FORM DEF 14A | Mar 17, 2020 | Apr 30, 2020 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2020 | Mar 12, 2020 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Mar 11, 2020 | Mar 5, 2020 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2020 | Feb 29, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2020 | Feb 29, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2020 | Feb 29, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2020 | Feb 29, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2020 | Feb 29, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2020 | Feb 5, 2020 |  | 
          
            | 10-K | Open Document
              | Data | Open Filing | FORM 10-K | Feb 6, 2020 | Nov 30, 2019 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Feb 4, 2020 | Feb 4, 2020 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 3, 2020 | Jan 30, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 3, 2020 | Jan 30, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 3, 2020 | Jan 31, 2020 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Feb 3, 2020 | Feb 3, 2020 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 29, 2020 | Jan 27, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 28, 2020 | Jan 24, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 13, 2020 | Jan 9, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 9, 2020 | Jan 7, 2020 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 2, 2020 | Dec 30, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 30, 2019 | Dec 26, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 26, 2019 | Dec 20, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 20, 2019 | Jun 17, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 20, 2019 | Jun 17, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 11, 2019 | Dec 9, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2019 | Dec 2, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2019 | Dec 2, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2019 | Dec 2, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2019 | Dec 2, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2019 | Dec 2, 2019 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Oct 10, 2019 | Aug 31, 2019 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Oct 9, 2019 | Oct 9, 2019 | 000-05131 | 
          
            | 8-K/A | Open Document | Open Filing | FORM 8-K/A | Sep 11, 2019 | Apr 16, 2019 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 4, 2019 | Aug 31, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 4, 2019 | Aug 31, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 4, 2019 | Aug 31, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 4, 2019 | Aug 31, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 4, 2019 | Aug 31, 2019 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Jul 11, 2019 | May 31, 2019 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Jul 10, 2019 | Jul 10, 2019 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2019 | May 31, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2019 | May 31, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2019 | May 31, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2019 | May 31, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2019 | May 31, 2019 |  | 
          
            | SD | Open Document | Open Filing | FORM SD | May 31, 2019 |  | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 18, 2019 | Apr 16, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 18, 2019 | Apr 16, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 18, 2019 | Apr 16, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 18, 2019 | Apr 16, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 18, 2019 | Apr 16, 2019 |  | 
          
            | SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | Apr 18, 2019 |  | 005-31127 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 17, 2019 | Apr 15, 2019 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Apr 16, 2019 | Apr 16, 2019 | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Apr 9, 2019 | Feb 28, 2019 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Apr 8, 2019 | Apr 8, 2019 | 000-05131 | 
          
            | DEF 14A | Open Document | Open Filing | FORM DEF 14A | Mar 15, 2019 | Apr 16, 2019 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2019 | Feb 28, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2019 | Feb 28, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2019 | Feb 28, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2019 | Feb 28, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2019 | Feb 28, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2019 | Feb 28, 2019 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Mar 4, 2019 | Feb 26, 2019 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2019 | Feb 27, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2019 | Feb 27, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2019 | Feb 5, 2019 |  | 
          
            | 10-K | Open Document
              | Data | Open Filing | FORM 10-K | Feb 5, 2019 | Nov 30, 2018 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2019 | Jan 31, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2019 | Jan 31, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 4, 2019 | Jan 31, 2019 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Feb 4, 2019 | Feb 4, 2019 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 31, 2019 | Jan 27, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 17, 2019 | Jan 15, 2019 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 26, 2018 | Dec 20, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 20, 2018 | Dec 18, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 18, 2018 | Dec 14, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 6, 2018 | Dec 3, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2018 | Nov 30, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2018 | Nov 30, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2018 | Nov 30, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2018 | Nov 30, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 4, 2018 | Nov 30, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 3, 2018 | Nov 29, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 26, 2018 | Nov 21, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 21, 2018 | Nov 19, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 19, 2018 | Nov 15, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 17, 2018 | Oct 15, 2018 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Oct 9, 2018 | Aug 31, 2018 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Oct 9, 2018 | Oct 8, 2018 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2018 | Aug 31, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2018 | Aug 31, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2018 | Aug 31, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2018 | Apr 18, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2018 | Aug 31, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2018 | Aug 31, 2018 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Jul 12, 2018 | May 31, 2018 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Jul 11, 2018 | Jul 11, 2018 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 2, 2018 | Jun 28, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 26, 2018 | Jun 15, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 15, 2018 | Jun 13, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 14, 2018 | Jun 11, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 7, 2018 | May 25, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 5, 2018 | Jun 1, 2018 |  | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2018 | May 31, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2018 | May 31, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2018 | May 31, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2018 | May 31, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2018 | May 31, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2018 | May 31, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2018 | May 31, 2018 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | May 31, 2018 | May 31, 2018 | 000-05131 | 
          
            | SD | Open Document | Open Filing | FORM SD | May 30, 2018 |  | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 29, 2018 | May 24, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 24, 2018 | May 22, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 18, 2018 | May 16, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2018 | May 2, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 3, 2018 | May 1, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2018 | Apr 27, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2018 | Apr 25, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2018 | Apr 25, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2018 | Apr 24, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2018 | Apr 25, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2018 | Apr 25, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2018 | Apr 25, 2018 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Apr 25, 2018 | Apr 25, 2018 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 17, 2018 | Apr 13, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 13, 2018 | Apr 11, 2018 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Apr 2, 2018 | Feb 28, 2018 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Mar 29, 2018 | Mar 29, 2018 | 000-05131 | 
          
            | SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | Mar 28, 2018 |  | 005-31127 | 
          
            | DEF 14A | Open Document | Open Filing | FORM DEF 14A | Mar 26, 2018 | Apr 25, 2018 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Mar 20, 2018 | Mar 15, 2018 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Mar 6, 2018 | Mar 6, 2018 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2018 | Feb 28, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2018 | Feb 28, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2018 | Feb 28, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2018 | Feb 28, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2018 | Feb 28, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 1, 2018 | Feb 28, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 15, 2018 | Feb 13, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 15, 2018 | Feb 13, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 14, 2018 | Feb 12, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 12, 2018 | Feb 8, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 12, 2018 | Feb 8, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2018 | Feb 5, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2018 | Feb 5, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 7, 2018 | Feb 5, 2018 |  | 
          
            | 10-K | Open Document
              | Data | Open Filing | FORM 10-K | Feb 7, 2018 | Nov 30, 2017 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Feb 1, 2018 | Feb 1, 2018 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 30, 2018 | Jan 27, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 30, 2018 | Jan 27, 2018 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 6, 2017 | Nov 9, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 17, 2017 | Nov 15, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 15, 2017 | Nov 13, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 14, 2017 | Nov 10, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 9, 2017 | Nov 7, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 7, 2017 | Nov 6, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 27, 2017 | Oct 25, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 20, 2017 | Oct 18, 2017 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Oct 6, 2017 | Aug 31, 2017 | 000-05131 | 
          
            | SC 13G/A | Open Document | Open Filing | SC 13G AMENDMENT NO. 3 | Oct 6, 2017 |  | 005-31127 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Oct 4, 2017 | Oct 4, 2017 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Oct 2, 2017 | Sep 28, 2017 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Aug 16, 2017 | Aug 10, 2017 | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Jul 14, 2017 | May 31, 2017 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Jul 13, 2017 | Jul 13, 2017 | 000-05131 | 
          
            | SD | Open Document | Open Filing | FORM SD | May 30, 2017 |  | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2017 | Apr 27, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2017 | Apr 27, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2017 | Apr 27, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2017 | Apr 27, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2017 | Apr 27, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2017 | Apr 27, 2017 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Apr 28, 2017 | Apr 27, 2017 | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Apr 4, 2017 | Feb 28, 2017 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Mar 31, 2017 | Mar 31, 2017 | 000-05131 | 
          
            | DEF 14A | Open Document | Open Filing | FORM DEF 14A | Mar 28, 2017 | Apr 27, 2017 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 22, 2017 | Feb 13, 2017 |  | 
          
            | SC 13G/A | Open Document | Open Filing | SC 13G AMENDMENT NO. 2 | Feb 14, 2017 |  | 005-31127 | 
          
            | 10-K | Open Document
              | Data | Open Filing | FORM 10-K | Feb 2, 2017 | Nov 30, 2016 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Feb 1, 2017 | Feb 1, 2017 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 31, 2017 | Jan 27, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 31, 2017 | Jan 27, 2017 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 31, 2017 | Jan 27, 2017 |  | 
          
            | 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 20, 2016 | Nov 30, 2016 |  | 
          
            | 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 15, 2016 | Nov 30, 2016 |  | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 6, 2016 | Dec 1, 2016 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Nov 30, 2016 | Nov 29, 2016 | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Oct 6, 2016 | Aug 31, 2016 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Oct 5, 2016 | Oct 5, 2016 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 29, 2016 | Aug 2, 2016 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Aug 11, 2016 | Aug 11, 2016 | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Jul 15, 2016 | May 31, 2016 | 000-05131 | 
          
            | SD | Open Document | Open Filing | FORM SD | May 27, 2016 |  | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | May 2, 2016 | Apr 27, 2016 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 29, 2016 | Apr 27, 2016 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 29, 2016 | Apr 27, 2016 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 29, 2016 | Apr 27, 2016 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 29, 2016 | Apr 27, 2016 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 29, 2016 | Apr 27, 2016 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Apr 27, 2016 | Apr 27, 2016 | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Apr 14, 2016 | Feb 29, 2016 | 000-05131 | 
          
            | 8-K | Open Document
              | Data | Open Filing | FORM 8-K | Apr 13, 2016 | Apr 13, 2016 | 000-05131 | 
          
            | DEF 14A | Open Document | Open Filing | FORM DEF 14A | Mar 28, 2016 | Apr 27, 2016 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Mar 2, 2016 | Feb 29, 2016 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 16, 2016 | Feb 11, 2016 |  | 
          
            | SC 13G/A | Open Document | Open Filing | SC 13G AMENDMENT NO. 1 | Feb 16, 2016 |  | 005-31127 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Feb 12, 2016 | Feb 10, 2016 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2016 | Jan 29, 2016 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2016 | Jan 29, 2016 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 5, 2016 | Jan 29, 2016 |  | 
          
            | 10-K | Open Document
              | Data | Open Filing | FORM 10-K | Feb 3, 2016 | Nov 30, 2015 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Feb 3, 2016 | Feb 2, 2016 | 000-05131 | 
          
            | 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 18, 2015 | Nov 30, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 10, 2015 | Dec 8, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 7, 2015 | Nov 12, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 23, 2015 | Oct 15, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 23, 2015 | Oct 21, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 21, 2015 | Oct 19, 2015 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Oct 1, 2015 | Aug 31, 2015 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Sep 30, 2015 | Sep 30, 2015 | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Jun 30, 2015 | May 31, 2015 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Jun 29, 2015 | Jun 29, 2015 | 000-05131 | 
          
            | SD | Open Document | Open Filing | FORM SD | May 28, 2015 |  | 000-05131 | 
          
            | SC 13G | Open Document | Open Filing | SC 13G | May 8, 2015 |  | 005-31127 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 24, 2015 | Apr 22, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 24, 2015 | Apr 22, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 24, 2015 | Apr 22, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 24, 2015 | Apr 22, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 24, 2015 | Apr 22, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 24, 2015 | Apr 22, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 24, 2015 | Apr 22, 2015 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Apr 22, 2015 | Apr 22, 2015 | 000-05131 | 
          
            | ARS | Open Document | Open Filing | AUTO-GENERATED PAPER DOCUMENT | Apr 21, 2015 | Nov 30, 2014 | 000-05131 | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Mar 31, 2015 | Feb 28, 2015 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Mar 30, 2015 | Mar 30, 2015 | 000-05131 | 
          
            | DEF 14A | Open Document | Open Filing | FORM DEF 14A | Mar 25, 2015 | Apr 22, 2015 | 000-05131 | 
          
            | 10-K/A | Open Document
              | Data | Open Filing | FORM 10-K/A | Mar 17, 2015 | Nov 30, 2014 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 13, 2015 | Feb 13, 2015 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 13, 2015 | Feb 13, 2015 |  | 
          
            | 10-K | Open Document
              | Data | Open Filing | FORM 10-K | Jan 29, 2015 | Nov 30, 2014 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Jan 28, 2015 | Jan 22, 2015 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Jan 27, 2015 | Jan 26, 2015 | 000-05131 | 
          
            | SC 13D | Open Document | Open Filing | SCHEDULE 13D | Nov 28, 2014 |  | 005-31127 | 
          
            | SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | Oct 17, 2014 |  | 005-31127 | 
          
            | 144 | Open Document | Open Filing | FORM 144 | Oct 15, 2014 |  | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 10, 2014 | Oct 8, 2014 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Oct 9, 2014 | Aug 31, 2014 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Oct 7, 2014 | Oct 7, 2014 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 1, 2014 | Jun 27, 2014 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Jun 27, 2014 | May 31, 2014 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Jun 26, 2014 | Jun 26, 2014 | 000-05131 | 
          
            | 3 | Open Document | Open Filing | PRIMARY DOCUMENT | May 29, 2014 | May 27, 2014 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | May 6, 2014 | Apr 30, 2014 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2014 | Apr 29, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2014 | Apr 29, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2014 | Apr 29, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2014 | Apr 29, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2014 | Apr 29, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2014 | Apr 29, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2014 | Apr 29, 2014 |  | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | May 1, 2014 | Apr 29, 2014 | 000-05131 | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 22, 2014 | Apr 18, 2014 |  | 
          
            | 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 17, 2014 | Apr 15, 2014 |  | 
          
            | 10-Q | Open Document
              | Data | Open Filing | FORM 10-Q | Apr 14, 2014 | Feb 28, 2014 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Apr 14, 2014 | Apr 14, 2014 | 000-05131 | 
          
            | ARS | Open Document | Open Filing | AUTO-GENERATED PAPER DOCUMENT | Mar 26, 2014 | Dec 31, 2013 | 000-05131 | 
          
            | DEF 14A | Open Document | Open Filing | FORM DEF 14A | Mar 25, 2014 | Apr 29, 2014 | 000-05131 | 
          
            | 10-K | Open Document
              | Data | Open Filing | FORM 10-K | Feb 26, 2014 | Nov 30, 2013 | 000-05131 | 
          
            | 8-K | Open Document | Open Filing | FORM 8-K | Feb 25, 2014 | Feb 25, 2014 | 000-05131 |