| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 8-K | Open Document | Data | Open Filing | 16 Dec 2025 | 16 Dec 2025 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 13 Nov 2025 | 30 Sep 2025 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 15 Oct 2025 | 15 Oct 2025 | 000-28831 | |
| 4 | Open Document | Open Filing | 22 Aug 2025 | 22 Aug 2025 | ||
| 4 | Open Document | Open Filing | 22 Aug 2025 | 22 Aug 2025 | ||
| 4 | Open Document | Open Filing | 22 Aug 2025 | 22 Aug 2025 | ||
| 3 | Open Document | Open Filing | 19 Aug 2025 | 01 Mar 2023 | ||
| 10-Q | Open Document | Data | Open Filing | 14 Aug 2025 | 30 Jun 2025 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 15 May 2025 | 31 Mar 2025 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 30 Apr 2025 | 29 Apr 2025 | 000-28831 | |
| 10-K/A | Open Document | Data | Open Filing | 08 Apr 2025 | 31 Dec 2024 | 000-28831 | |
| SCHEDULE 13G | Open Document | Open Filing | 26 Mar 2025 | 005-80410 | ||
| 8-K | Open Document | Data | Open Filing | 25 Mar 2025 | 21 Mar 2025 | 000-28831 | |
| 10-K | Open Document | Data | Open Filing | 17 Mar 2025 | 31 Dec 2024 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 14 Mar 2025 | 13 Mar 2025 | 000-28831 | |
| 8-K/A | Open Document | Data | Open Filing | 10 Mar 2025 | 20 Dec 2024 | 000-28831 | |
| 3/A | Open Document | Open Filing | 07 Mar 2025 | 20 Jan 2025 | ||
| 8-K | Open Document | Data | Open Filing | 27 Feb 2025 | 24 Feb 2025 | 000-28831 | |
| 5/A | Open Document | Open Filing | 10 Feb 2025 | 31 Dec 2024 | ||
| 5 | Open Document | Open Filing | 10 Feb 2025 | 31 Dec 2024 | ||
| 8-K | Open Document | Data | Open Filing | 04 Feb 2025 | 29 Jan 2025 | 000-28831 | |
| 3 | Open Document | Open Filing | 24 Jan 2025 | 09 Jan 2025 | ||
| 8-K | Open Document | Data | Open Filing | 23 Jan 2025 | 20 Jan 2025 | 000-28831 | |
| 3 | Open Document | Open Filing | 21 Jan 2025 | 09 Jan 2025 | ||
| 8-K | Open Document | Data | Open Filing | 14 Jan 2025 | 09 Jan 2025 | 000-28831 | |
| 4 | Open Document | Open Filing | 08 Jan 2025 | 20 Dec 2024 | ||
| SCHEDULE 13D/A | Open Document | Open Filing | 08 Jan 2025 | 005-80410 | ||
| 3 | Open Document | Open Filing | 03 Jan 2025 | 13 Jan 2022 | ||
| 4 | Open Document | Open Filing | 02 Jan 2025 | 18 Dec 2024 | ||
| 3 | Open Document | Open Filing | 30 Dec 2024 | 04 Dec 2024 | ||
| SCHEDULE 13D/A | Open Document | Open Filing | 26 Dec 2024 | 005-80410 | ||
| 4 | Open Document | Open Filing | 26 Dec 2024 | 20 Dec 2024 | ||
| D | Open Document | Open Filing | 26 Dec 2024 | 021-533325 | ||
| 8-K | Open Document | Data | Open Filing | 23 Dec 2024 | 20 Dec 2024 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 18 Dec 2024 | 18 Dec 2024 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 10 Dec 2024 | 06 Dec 2024 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 06 Dec 2024 | 04 Dec 2024 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Nov 2024 | 30 Sep 2024 | 000-28831 | |
| 8-K/A | Open Document | Data | Open Filing | 07 Nov 2024 | 06 Nov 2024 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 05 Nov 2024 | 31 Oct 2024 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 13 Aug 2024 | 30 Jun 2024 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 May 2024 | 31 Mar 2024 | 000-28831 | |
| 10-K | Open Document | Data | Open Filing | 29 Mar 2024 | 31 Dec 2023 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Nov 2023 | 30 Sep 2023 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Aug 2023 | 30 Jun 2023 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 03 Jul 2023 | 01 Jul 2023 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 20 Jun 2023 | 14 Jun 2023 | 000-28831 | |
| DEF 14C | Open Document | Open Filing | 25 May 2023 | 19 May 2023 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 16 May 2023 | 09 May 2023 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 15 May 2023 | 31 Mar 2023 | 000-28831 | |
| PRE 14C | Open Document | Open Filing | 12 May 2023 | 10 May 2023 | 000-28831 | |
| 10-K | Open Document | Data | Open Filing | 31 Mar 2023 | 31 Dec 2022 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 28 Mar 2023 | 27 Mar 2023 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 21 Nov 2022 | 16 Nov 2022 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Nov 2022 | 30 Sep 2022 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 15 Aug 2022 | 30 Jun 2022 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 08 Jul 2022 | 01 May 2022 | 000-28831 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 17 May 2022 | 17 May 2022 | 000-28831 |
| 10-Q | Open Document | Data | Open Filing | 16 May 2022 | 31 Mar 2022 | 000-28831 | |
| 10-K | Open Document | Data | Open Filing | 31 Mar 2022 | 31 Dec 2021 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 21 Mar 2022 | 21 Mar 2022 | 000-28831 |
| 8-K | Open Document | Data | Open Filing | 02 Mar 2022 | 02 Mar 2022 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 14 Jan 2022 | 14 Jan 2022 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 04 Jan 2022 | 04 Jan 2022 | 000-28831 |
| 8-K | Open Document | Data | Open Filing | 21 Dec 2021 | 21 Dec 2021 | 000-28831 | |
| 4 | Open Document | Open Filing | 21 Dec 2021 | 16 Dec 2021 | ||
| 8-K/A | Open Document | Data | Open Filing | 03 Dec 2021 | 24 Nov 2021 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 02 Dec 2021 | 02 Dec 2021 | 000-28831 | |
| 8-K/A | Open Document | Data | Open Filing | 30 Nov 2021 | 24 Nov 2021 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 24 Nov 2021 | 24 Nov 2021 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 15 Nov 2021 | 30 Sep 2021 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 19 Oct 2021 | 19 Oct 2021 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 13 Oct 2021 | 13 Oct 2021 | 000-28831 |
| 8-K | Open Document | Data | Open Filing | 29 Sep 2021 | 29 Sep 2021 | 000-28831 | |
| 8-K/A | Open Document | Data | Open Filing | 16 Aug 2021 | 13 Aug 2021 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 16 Aug 2021 | 30 Jun 2021 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 11 Aug 2021 | 11 Aug 2021 | 000-28831 | |
| D | Open Document | Open Filing | 30 Jul 2021 | 021-408378 | ||
| 4/A | Open Document | Open Filing | 19 Jul 2021 | 15 Jul 2021 | ||
| 4 | Open Document | Open Filing | 15 Jul 2021 | 15 Jul 2021 | ||
| 8-K | Open Document | Data | Open Filing | 15 Jul 2021 | 15 Jul 2021 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 07 Jul 2021 | 07 Jul 2021 | 000-28831 | |
| DEF 14C | Open Document | Open Filing | 04 Jun 2021 | 04 Jun 2021 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 01 Jun 2021 | 25 May 2021 | 000-28831 | |
| 8-K | Open Document | Open Filing | 28 May 2021 | 25 May 2021 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 19 May 2021 | 06 May 2021 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 17 May 2021 | 31 Mar 2021 | 000-28831 | |
| 8-K | Open Document | Open Filing | 13 May 2021 | 06 May 2021 | 000-28831 | |
| 8-K | Open Document | Open Filing | 06 May 2021 | 06 May 2021 | 000-28831 | |
| D | Open Document | Open Filing | 04 May 2021 | 021-398205 | ||
| 10-K/A | Open Document | Open Filing | 09 Apr 2021 | 31 Dec 2020 | 000-28831 | |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Apr 2021 | 31 Dec 2020 | |
| D | Open Document | Open Filing | 08 Apr 2021 | 021-395133 | ||
| 8-K/A | Open Document | Open Filing | 07 Apr 2021 | 05 Apr 2021 | 000-28831 | |
| D | Open Document | Open Filing | 07 Apr 2021 | 021-394947 | ||
| 8-K | Open Document | Open Filing | 06 Apr 2021 | 05 Apr 2021 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 05 Apr 2021 | 01 Apr 2021 | 000-28831 | |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Mar 2021 | 31 Dec 2020 | |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Mar 2021 | 31 Dec 2020 | |
| 10-K | Open Document | Data | Open Filing | 31 Mar 2021 | 31 Dec 2020 | 000-28831 | |
| 8-K | Open Document | Open Filing | 24 Mar 2021 | 24 Mar 2021 | 000-28831 | |
| 8-K | Open Document | Open Filing | 18 Mar 2021 | 18 Mar 2021 | 000-28831 | |
| 8-K | Open Document | Open Filing | 09 Mar 2021 | 09 Mar 2021 | 000-28831 | |
| 8-K | Open Document | Open Filing | 08 Mar 2021 | 08 Mar 2021 | 000-28831 | |
| 8-K | Open Document | Open Filing | 17 Feb 2021 | 17 Feb 2021 | 000-28831 | |
| 8-K | Open Document | Open Filing | 11 Feb 2021 | 11 Feb 2021 | 000-28831 | |
| SC 13D/A | Open Document | Open Filing | 06 Jan 2021 | 005-80410 | ||
| SC 13D/A | Open Document | Open Filing | 06 Jan 2021 | 005-80410 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2021 | 04 Jan 2021 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2021 | 04 Jan 2021 | |
| 8-K | Open Document | Open Filing | 05 Jan 2021 | 05 Jan 2021 | 000-28831 | |
| 8-K | Open Document | Open Filing | 02 Dec 2020 | 01 Dec 2020 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 16 Nov 2020 | 30 Sep 2020 | 000-28831 | |
| UPLOAD | Open Document | Open Filing | 12 Nov 2020 | |||
| 10-Q/A | Open Document | Open Filing | 09 Nov 2020 | 30 Jun 2020 | 000-28831 | |
| 10-Q/A | Open Document | Open Filing | 09 Nov 2020 | 31 Mar 2020 | 000-28831 | |
| 10-K/A | Open Document | Open Filing | 09 Nov 2020 | 31 Dec 2019 | 000-28831 | |
| CORRESP | Open Document | Open Filing | 03 Nov 2020 | |||
| CORRESP | Open Document | Open Filing | 30 Oct 2020 | |||
| UPLOAD | Open Document | Open Filing | 27 Oct 2020 | |||
| 8-K | Open Document | Open Filing | 18 Sep 2020 | 16 Sep 2020 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 19 Aug 2020 | 30 Jun 2020 | 000-28831 | |
| NT 10-Q | Open Document | Open Filing | 11 Aug 2020 | 30 Jun 2020 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 02 Jul 2020 | 31 Mar 2020 | 000-28831 | |
| NT 10-Q | Open Document | Open Filing | 26 Jun 2020 | 31 Mar 2020 | 000-28831 | |
| D | Open Document | Open Filing | 25 Jun 2020 | 021-369717 | ||
| 8-K | Open Document | Open Filing | 25 Jun 2020 | 25 Jun 2020 | 000-28831 | |
| 8-K | Open Document | Open Filing | 06 May 2020 | 06 May 2020 | 000-28831 | |
| 8-K | Open Document | Open Filing | 03 Apr 2020 | 31 Mar 2020 | 000-28831 | |
| 10-K | Open Document | Data | Open Filing | 30 Mar 2020 | 31 Dec 2019 | 000-28831 | |
| 8-K | Open Document | Open Filing | 19 Mar 2020 | 19 Mar 2020 | 000-28831 | |
| 8-K | Open Document | Open Filing | 18 Mar 2020 | 18 Mar 2020 | 000-28831 | |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2020 | 31 Dec 2019 | |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2020 | 31 Dec 2019 | |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2020 | 31 Dec 2019 | |
| 8-K/A | Open Document | Open Filing | 21 Nov 2019 | 04 Nov 2019 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Nov 2019 | 30 Sep 2019 | 000-28831 | |
| 8-K | Open Document | Open Filing | 05 Nov 2019 | 04 Nov 2019 | 000-28831 | |
| 8-K | Open Document | Open Filing | 17 Oct 2019 | 16 Oct 2019 | 000-28831 | |
| 8-K | Open Document | Open Filing | 16 Aug 2019 | 15 Aug 2019 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Aug 2019 | 30 Jun 2019 | 000-28831 | |
| 8-K | Open Document | Open Filing | 01 Aug 2019 | 01 Aug 2019 | 000-28831 | |
| D | Open Document | Open Filing | 11 Jun 2019 | 021-341619 | ||
| 10-Q | Open Document | Data | Open Filing | 15 May 2019 | 31 Mar 2019 | 000-28831 | |
| 8-K | Open Document | Open Filing | 02 May 2019 | 02 May 2019 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 08 Apr 2019 | 02 Apr 2019 | 000-28831 | |
| 10-K/A | Open Document | Open Filing | 04 Apr 2019 | 04 Apr 2019 | 000-28831 | |
| 10-K | Open Document | Data | Open Filing | 01 Apr 2019 | 31 Dec 2018 | 000-28831 | |
| 8-K | Open Document | Open Filing | 19 Mar 2019 | 19 Mar 2019 | 000-28831 | |
| 8-K | Open Document | Open Filing | 12 Mar 2019 | 12 Mar 2019 | 000-28831 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 22 Jan 2019 | 22 Jan 2019 | 000-28831 |
| 8-K | Open Document | Open Filing | 24 Dec 2018 | 19 Dec 2018 | 000-28831 | |
| 8-K | Open Document | Open Filing | 14 Dec 2018 | 11 Dec 2018 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 20 Nov 2018 | 01 Nov 2018 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Nov 2018 | 30 Sep 2018 | 000-28831 | |
| 8-K | Open Document | Open Filing | 01 Nov 2018 | 01 Nov 2018 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 17 Aug 2018 | 15 Aug 2018 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Aug 2018 | 30 Jun 2018 | 000-28831 | |
| 8-K | Open Document | Open Filing | 06 Aug 2018 | 02 Aug 2018 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 17 May 2018 | 15 May 2018 | 000-28831 | |
| 8-K | Open Document | Open Filing | 16 May 2018 | 15 May 2018 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 May 2018 | 31 Mar 2018 | 000-28831 | |
| 8-K | Open Document | Open Filing | 01 May 2018 | 01 May 2018 | 000-28831 | |
| 10-K | Open Document | Data | Open Filing | 28 Mar 2018 | 31 Dec 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 22 Mar 2018 | 20 Mar 2018 | 000-28831 | |
| 8-K | Open Document | Open Filing | 16 Mar 2018 | 16 Mar 2018 | 000-28831 | |
| UPLOAD | Open Document | Open Filing | 22 Feb 2018 | |||
| CORRESP | Open Document | Open Filing | 09 Feb 2018 | |||
| UPLOAD | Open Document | Open Filing | 30 Jan 2018 | |||
| CORRESP | Open Document | Open Filing | 12 Jan 2018 | |||
| CORRESP | Open Document | Open Filing | 02 Jan 2018 | |||
| UPLOAD | Open Document | Open Filing | 27 Dec 2017 | |||
| 8-K | Open Document | Open Filing | 22 Dec 2017 | 21 Dec 2017 | 000-28831 | |
| DEF 14C | Open Document | Open Filing | 19 Dec 2017 | 18 Dec 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 15 Dec 2017 | 15 Dec 2017 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 21 Nov 2017 | 20 Nov 2017 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Nov 2017 | 30 Sep 2017 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 08 Nov 2017 | 08 Nov 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 03 Nov 2017 | 02 Nov 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 19 Oct 2017 | 19 Oct 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 22 Sep 2017 | 22 Sep 2017 | 000-28831 | |
| SC 13D/A | Open Document | Open Filing | 15 Sep 2017 | 005-80410 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Sep 2017 | 13 Sep 2017 | |
| D | Open Document | Open Filing | 15 Sep 2017 | 021-294864 | ||
| 8-K | Open Document | Open Filing | 15 Sep 2017 | 15 Sep 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 08 Sep 2017 | 08 Sep 2017 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 22 Aug 2017 | 15 Aug 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 15 Aug 2017 | 15 Aug 2017 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Aug 2017 | 30 Jun 2017 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 01 Aug 2017 | 01 Aug 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 28 Jul 2017 | 28 Jul 2017 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 18 May 2017 | 16 May 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 16 May 2017 | 15 May 2017 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 15 May 2017 | 31 Mar 2017 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 02 May 2017 | 02 May 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 02 May 2017 | 02 May 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 27 Apr 2017 | 27 Apr 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 25 Apr 2017 | 25 Apr 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 03 Apr 2017 | 03 Apr 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 31 Mar 2017 | 31 Mar 2017 | 000-28831 | |
| 10-K/A | Open Document | Data | Open Filing | 28 Mar 2017 | 31 Dec 2016 | 000-28831 | |
| 10-K | Open Document | Open Filing | 27 Mar 2017 | 31 Dec 2016 | 000-28831 | |
| 8-K | Open Document | Open Filing | 10 Mar 2017 | 10 Mar 2017 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 02 Mar 2017 | 01 Mar 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 02 Mar 2017 | 01 Mar 2017 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 15 Feb 2017 | 14 Feb 2017 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 01 Feb 2017 | 11 Jan 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 26 Jan 2017 | 26 Jan 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 12 Jan 2017 | 11 Jan 2017 | 000-28831 | |
| 8-K | Open Document | Open Filing | 22 Dec 2016 | 21 Dec 2016 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 18 Nov 2016 | 01 Nov 2016 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Nov 2016 | 30 Sep 2016 | 000-28831 | |
| 8-K | Open Document | Open Filing | 01 Nov 2016 | 01 Nov 2016 | 000-28831 | |
| 8-K | Open Document | Open Filing | 20 Sep 2016 | 19 Sep 2016 | 000-28831 | |
| 8-K | Open Document | Open Filing | 29 Aug 2016 | 26 Aug 2016 | 000-28831 | |
| 8-K | Open Document | Open Filing | 16 Aug 2016 | 16 Aug 2016 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 15 Aug 2016 | 30 Jun 2016 | 000-28831 | |
| D | Open Document | Open Filing | 25 Jul 2016 | 021-267602 | ||
| 8-K | Open Document | Open Filing | 25 Jul 2016 | 22 Jul 2016 | 000-28831 | |
| 8-K | Open Document | Open Filing | 12 Jul 2016 | 27 Jun 2016 | 000-28831 | |
| 8-K | Open Document | Open Filing | 08 Jun 2016 | 08 Jun 2016 | 000-28831 | |
| DEF 14C | Open Document | Open Filing | 06 Jun 2016 | 06 Jun 2016 | 000-28831 | |
| PRE 14C | Open Document | Open Filing | 27 May 2016 | 26 May 2016 | 000-28831 | |
| 8-K | Open Document | Open Filing | 19 May 2016 | 17 May 2016 | 000-28831 | |
| 8-K | Open Document | Data | Open Filing | 18 May 2016 | 17 May 2016 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 16 May 2016 | 31 Mar 2016 | 000-28831 | |
| 8-K/A | Open Document | Data | Open Filing | 31 Mar 2016 | 24 Mar 2016 | 000-28831 | |
| 10-K | Open Document | Data | Open Filing | 23 Mar 2016 | 31 Dec 2015 | 000-28831 | |
| 8-K | Open Document | Open Filing | 11 Mar 2016 | 10 Mar 2016 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 24 Nov 2015 | 17 Nov 2015 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 16 Nov 2015 | 30 Sep 2015 | 000-28831 | |
| 8-K | Open Document | Open Filing | 04 Nov 2015 | 03 Nov 2015 | 000-28831 | |
| 8-K | Open Document | Open Filing | 18 Aug 2015 | 31 Jul 2015 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Aug 2015 | 30 Jun 2015 | 000-28831 | |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 09 Jun 2015 | 005-80410 | |
| DEF 14C | Open Document | Open Filing | 05 Jun 2015 | 21 May 2015 | 000-28831 | |
| 8-K | Open Document | Open Filing | 04 Jun 2015 | 02 Jun 2015 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 26 May 2015 | 18 May 2015 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 15 May 2015 | 31 Mar 2015 | 000-28831 | |
| 8-K | Open Document | Open Filing | 15 May 2015 | 05 May 2015 | 000-28831 | |
| 8-K | Open Document | Open Filing | 12 May 2015 | 11 May 2015 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 06 Apr 2015 | 27 Mar 2015 | 000-28831 | |
| 8-K | Open Document | Open Filing | 30 Mar 2015 | 27 Mar 2015 | 000-28831 | |
| 10-K | Open Document | Data | Open Filing | 26 Mar 2015 | 31 Dec 2014 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 27 Feb 2015 | 25 Feb 2015 | 000-28831 | |
| 8-K | Open Document | Open Filing | 26 Feb 2015 | 19 Feb 2015 | 000-28831 | |
| 8-K | Open Document | Open Filing | 12 Dec 2014 | 09 Dec 2014 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 26 Nov 2014 | 17 Nov 2014 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 14 Nov 2014 | 30 Sep 2014 | 000-28831 | |
| DEF 14C | Open Document | Open Filing | 10 Nov 2014 | 06 Nov 2014 | 000-28831 | |
| 8-K | Open Document | Open Filing | 10 Nov 2014 | 06 Nov 2014 | 000-28831 | |
| 8-K | Open Document | Open Filing | 10 Nov 2014 | 31 Oct 2014 | 000-28831 | |
| 8-K | Open Document | Open Filing | 10 Nov 2014 | 30 Oct 2014 | 000-28831 | |
| UPLOAD | Open Document | Open Filing | 23 Oct 2014 | |||
| 10-K/A | Open Document | Open Filing | 20 Oct 2014 | 31 Dec 2013 | 000-28831 | |
| CORRESP | Open Document | Open Filing | 20 Oct 2014 | |||
| UPLOAD | Open Document | Open Filing | 10 Oct 2014 | |||
| 8-K | Open Document | Open Filing | 13 Aug 2014 | 12 Aug 2014 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 12 Aug 2014 | 30 Jun 2014 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 07 Aug 2014 | 24 Jul 2014 | 000-28831 | |
| 8-K | Open Document | Open Filing | 28 Jul 2014 | 24 Jul 2014 | 000-28831 | |
| 8-K | Open Document | Open Filing | 05 Jun 2014 | 02 Jun 2014 | 000-28831 | |
| 10-Q | Open Document | Data | Open Filing | 15 May 2014 | 31 Mar 2014 | 000-28831 | |
| 8-K/A | Open Document | Open Filing | 03 Apr 2014 | 28 Mar 2014 | 000-28831 | |
| 8-K | Open Document | Open Filing | 01 Apr 2014 | 28 Mar 2014 | 000-28831 | |
| 10-K | Open Document | Data | Open Filing | 27 Mar 2014 | 31 Dec 2013 | 000-28831 | |
| SC 13D/A | Open Document | Open Filing | 12 Mar 2014 | 005-80410 | ||
| 8-K | Open Document | Open Filing | 09 Jan 2014 | 07 Jan 2014 | 000-28831 |