| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 20 Nov 2025 | 19 Nov 2025 | 000-31555 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 19 Nov 2025 | 19 Nov 2025 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 10 Oct 2025 | 31 Aug 2025 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Jul 2025 | 31 May 2025 | 000-31555 |
| SCHEDULE 13G | Open Document | Open Filing | 09 Jul 2025 | 005-59827 | ||
| SCHEDULE 13D/A | Open Document | Open Filing | 09 Jul 2025 | 005-59827 | ||
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 23 May 2025 | 23 May 2025 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 11 Apr 2025 | 28 Feb 2025 | 000-31555 |
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 08 Apr 2025 | 23 May 2025 | 000-31555 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 26 Feb 2025 | 30 Nov 2024 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 11 Oct 2024 | 31 Aug 2024 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 12 Jul 2024 | 31 May 2024 | 000-31555 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 24 Jun 2024 | 21 Jun 2024 | 000-31555 |
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 07 May 2024 | 21 Jun 2024 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 12 Apr 2024 | 29 Feb 2024 | 000-31555 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 26 Feb 2024 | 30 Nov 2023 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 12 Oct 2023 | 31 Aug 2023 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Jul 2023 | 31 May 2023 | 000-31555 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 26 May 2023 | 26 May 2023 | 000-31555 |
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 17 Apr 2023 | 26 May 2023 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Apr 2023 | 28 Feb 2023 | 000-31555 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 04 Apr 2023 | 30 Mar 2023 | 000-31555 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 24 Feb 2023 | 30 Nov 2022 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Oct 2022 | 31 Aug 2022 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Jul 2022 | 31 May 2022 | 000-31555 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 20 May 2022 | 20 May 2022 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Apr 2022 | 28 Feb 2022 | 000-31555 |
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 13 Apr 2022 | 20 May 2022 | 000-31555 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 25 Feb 2022 | 30 Nov 2021 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Oct 2021 | 31 Aug 2021 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Jul 2021 | 31 May 2021 | 000-31555 |
| 8-K | Open Document | Open Filing | FORM 8-K | 01 Jun 2021 | 28 May 2021 | 000-31555 |
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 21 Apr 2021 | 28 May 2021 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Apr 2021 | 28 Feb 2021 | 000-31555 |
| 8-K | Open Document | Open Filing | FORM 8-K | 08 Mar 2021 | 08 Mar 2021 | 000-31555 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 26 Feb 2021 | 30 Nov 2020 | 000-31555 |
| 8-K | Open Document | Open Filing | FORM 8-K | 11 Dec 2020 | 08 Dec 2020 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Oct 2020 | 31 Aug 2020 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Jul 2020 | 31 May 2020 | 000-31555 |
| 8-K | Open Document | Open Filing | FORM 8-K | 06 Jul 2020 | 02 Jul 2020 | 000-31555 |
| DEFA14A | Open Document | Open Filing | FORM DEFA14A | 08 May 2020 | 000-31555 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 05 May 2020 | 30 Apr 2020 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Apr 2020 | 29 Feb 2020 | 000-31555 |
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 10 Apr 2020 | 22 May 2020 | 000-31555 |
| SC 13D | Open Document | Open Filing | 27 Mar 2020 | 005-59827 | ||
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 24 Feb 2020 | 30 Nov 2019 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 11 Oct 2019 | 31 Aug 2019 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 12 Jul 2019 | 31 May 2019 | 000-31555 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2019 | 05 Jun 2019 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 28 May 2019 | 28 May 2019 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 15 Apr 2019 | 28 Feb 2019 | 000-31555 |
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 10 Apr 2019 | 24 May 2019 | 000-31555 |
| 8-K | Open Document | Open Filing | FORM 8-K | 25 Feb 2019 | 22 Feb 2019 | 000-31555 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 25 Feb 2019 | 30 Nov 2018 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 12 Oct 2018 | 31 Aug 2018 | 000-31555 |
| SC 13D/A | Open Document | Open Filing | 21 Aug 2018 | 005-59827 | ||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Jul 2018 | 31 May 2018 | 000-31555 |
| 8-K | Open Document | Open Filing | FORM 8-K | 21 May 2018 | 21 May 2018 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Apr 2018 | 28 Feb 2018 | 000-31555 |
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 06 Apr 2018 | 17 May 2018 | 000-31555 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 26 Feb 2018 | 30 Nov 2017 | 000-31555 |
| SC 13D/A | Open Document | Open Filing | 19 Oct 2017 | 005-59827 | ||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Oct 2017 | 31 Aug 2017 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Jul 2017 | 31 May 2017 | 000-31555 |
| 8-K | Open Document | Open Filing | FORM 8-K | 23 May 2017 | 22 May 2017 | 000-31555 |
| 8-K | Open Document | Open Filing | FORM 8-K | 22 May 2017 | 19 May 2017 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Apr 2017 | 28 Feb 2017 | 000-31555 |
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 07 Apr 2017 | 19 May 2017 | 000-31555 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 23 Feb 2017 | 30 Nov 2016 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Oct 2016 | 31 Aug 2016 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Jul 2016 | 31 May 2016 | 000-31555 |
| 8-K | Open Document | Open Filing | FORM 8-K | 31 May 2016 | 31 May 2016 | 000-31555 |
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 19 Apr 2016 | 27 May 2016 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 12 Apr 2016 | 29 Feb 2016 | 000-31555 |
| SC 13D/A | Open Document | Open Filing | 29 Mar 2016 | 005-59827 | ||
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 24 Feb 2016 | 30 Nov 2015 | 000-31555 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Oct 2015 | 31 Aug 2015 | 000-31555 |
| UPLOAD | Open Document | Open Filing | 31 Aug 2015 | |||
| SC 13D/A | Open Document | Open Filing | 26 Aug 2015 | 005-59827 | ||
| 8-K | Open Document | Open Filing | FORM 8-K | 18 Aug 2015 | 18 Aug 2015 | 000-31555 |
| 10-K/A | Open Document | Open Filing | FORM 10-K/A | 12 Aug 2015 | 30 Nov 2014 | 000-31555 |
| CORRESP | Open Document | Open Filing | 22 Jul 2015 | |||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 13 Jul 2015 | 31 May 2015 | 000-31555 |
| UPLOAD | Open Document | Open Filing | 24 Jun 2015 | |||
| 8-K | Open Document | Open Filing | FORM 8-K | 15 Jun 2015 | 15 Jun 2015 | 000-31555 |
| SC 13D | Open Document | Open Filing | 27 May 2015 | 005-59827 | ||
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 06 May 2015 | 12 Jun 2015 | 000-31555 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2015 | 01 May 2015 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Apr 2015 | 28 Feb 2015 | 000-31555 |
| 8-K | Open Document | Open Filing | FORM 8-K | 27 Mar 2015 | 27 Mar 2015 | 000-31555 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 23 Feb 2015 | 30 Nov 2014 | 000-31555 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jan 2015 | 20 Jan 2015 | |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 8 TO THE SCHEDULE 13D | 12 Jan 2015 | 005-59827 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Dec 2014 | 04 Dec 2014 | |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 7 TO THE SCHEDULE 13D | 24 Nov 2014 | 005-59827 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Oct 2014 | 31 Aug 2014 | 000-31555 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 6 TO THE SCHEDULE 13D | 10 Sep 2014 | 005-59827 | |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 5 TO THE SCHEDULE 13D | 19 Aug 2014 | 005-59827 | |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 4 TO THE SCHEDULE 13D | 31 Jul 2014 | 005-59827 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 29 Jul 2014 | 28 Jul 2014 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Jul 2014 | 23 Jul 2014 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 22 Jul 2014 | 18 Jul 2014 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 11 Jul 2014 | 31 May 2014 | 000-31555 |
| 8-K | Open Document | Open Filing | FORM 8-K | 18 Jun 2014 | 18 Jun 2014 | 000-31555 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 28 May 2014 | 23 May 2014 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 22 May 2014 | 20 May 2014 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 21 May 2014 | 21 May 2014 | 000-31555 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 May 2014 | 12 May 2014 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 May 2014 | 07 May 2014 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Apr 2014 | 15 Apr 2014 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 11 Apr 2014 | 28 Feb 2014 | 000-31555 |
| DEF 14A | Open Document | Open Filing | FORM DEF 14A | 08 Apr 2014 | 20 May 2014 | 000-31555 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2014 | 24 Mar 2014 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 04 Mar 2014 | 28 Feb 2014 | 000-31555 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 26 Feb 2014 | 30 Nov 2013 | 000-31555 |