| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| C-U | Open Document | Open Filing | 10 Nov 2025 | 020-35772 | ||
| C/A | Open Document | Open Filing | 29 Sep 2025 | 020-35772 | ||
| C/A | Open Document | Open Filing | 18 Aug 2025 | 020-35772 | ||
| C/A | Open Document | Open Filing | 29 Jul 2025 | 020-35772 | ||
| D | Open Document | Open Filing | 09 May 2025 | 021-545605 | ||
| C/A | Open Document | Open Filing | 08 May 2025 | 020-35772 | ||
| C | Open Document | Open Filing | 14 Apr 2025 | 020-35772 | ||
| REVOKED | Open Document | Open Filing | 22 Apr 2022 | 000-27587 | ||
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 04 Mar 2022 | 01 Feb 2022 | 000-27587 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 04 Mar 2022 | 07 Jan 2022 | 000-27587 |
| D | Open Document | Open Filing | 21 Jan 2022 | 021-430419 | ||
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 11 Jan 2022 | 005-58695 | |
| 4 | Open Document | Open Filing | FORM 4 | 07 Jan 2022 | 27 Dec 2021 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Sep 2021 | 06 Jul 2021 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Sep 2021 | 06 Jul 2021 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Sep 2021 | 06 Sep 2021 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Sep 2021 | 06 Jul 2021 | |
| 8-K | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Sep 2021 | 01 Sep 2021 | 000-27587 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 07 Jul 2021 | 02 Jul 2021 | 000-27587 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 06 Jul 2021 | 29 Jun 2021 | 000-27587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2021 | 21 May 2021 | |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2021 | 20 Oct 2020 | |
| 10-Q | Open Document | Data | Open Filing | QUARTERLY REPORT | 30 Apr 2021 | 29 Feb 2020 | 000-27587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2021 | 20 Oct 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2021 | 20 Oct 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Apr 2021 | 08 Dec 2020 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Apr 2021 | 08 Dec 2020 | |
| D | Open Document | Open Filing | 22 Dec 2020 | 021-384007 | ||
| 10-Q/A | Open Document | Data | Open Filing | AMENDMENT NO. 2 | 06 Nov 2020 | 30 Nov 2019 | 000-27587 |
| 8-K | Open Document | Open Filing | CURENT REPORT | 23 Sep 2020 | 31 Aug 2020 | 000-27587 |
| SC 13D | Open Document | Open Filing | SC 13D | 06 Aug 2020 | 005-58695 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jul 2020 | 31 Aug 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jul 2020 | 05 Sep 2018 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jul 2020 | 05 Sep 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jul 2020 | 15 Nov 2019 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jul 2020 | 15 Nov 2019 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jul 2020 | 05 Sep 2018 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jul 2020 | 05 Sep 2018 | |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 02 Jul 2020 | 30 Jun 2020 | 000-27587 |
| NT 10-Q | Open Document | Open Filing | NOTIFICATION OF LATE FILING | 29 May 2020 | 29 Feb 2020 | 000-27587 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 14 May 2020 | 08 May 2020 | 000-27587 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 08 May 2020 | 04 May 2020 | 000-27587 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 24 Apr 2020 | 24 Apr 2020 | 000-27587 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 14 Apr 2020 | 14 Apr 2020 | 000-27587 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 06 Mar 2020 | 04 Mar 2020 | 000-27587 |
| 10-Q/A | Open Document | Data | Open Filing | AMENDED QUARTERLY REPORT | 22 Jan 2020 | 30 Nov 2019 | 000-27587 |
| 10-Q | Open Document | Open Filing | FORM 10-Q | 22 Jan 2020 | 30 Nov 2019 | 000-27587 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | 15 Jan 2020 | 30 Nov 2019 | 000-27587 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 08 Jan 2020 | 31 Dec 2019 | 000-27587 |
| 3 | Open Document | Open Filing | FORM 3 | 18 Dec 2019 | 09 Dec 2019 | |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 12 Dec 2019 | 09 Dec 2019 | 000-27587 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | 21 Nov 2019 | 15 Nov 2019 | 000-27587 |
| D | Open Document | Open Filing | 25 Oct 2019 | 021-351890 | ||
| 10-Q | Open Document | Data | Open Filing | QUARTERLY REPORT | 15 Oct 2019 | 31 Aug 2019 | 000-27587 |
| 10-K | Open Document | Data | Open Filing | ANNUAL REPORT | 13 Sep 2019 | 31 May 2019 | 000-27587 |
| NT 10-K | Open Document | Open Filing | NT 10-K | 29 Aug 2019 | 31 May 2019 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 20 May 2019 | 20 May 2019 | 000-27587 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 20 May 2019 | 28 Feb 2019 | 000-27587 |
| NT 10-Q | Open Document | Open Filing | FORM NT 10-Q | 19 Apr 2019 | 28 Feb 2019 | 000-27587 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 15 Apr 2019 | 30 Nov 2018 | 000-27587 |
| 8-K/A | Open Document | Open Filing | FORM 8-K/A | 19 Mar 2019 | 05 Sep 2018 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 07 Mar 2019 | 07 Mar 2019 | 000-27587 |
| SC TO-I/A | Open Document | Open Filing | SCHEDULE TO-I/A | 18 Jan 2019 | 005-58695 | |
| NT 10-Q | Open Document | Open Filing | FORM NT 10-Q | 14 Jan 2019 | 30 Nov 2018 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 11 Jan 2019 | 08 Jan 2019 | 000-27587 |
| SC TO-I/A | Open Document | Open Filing | SCHEDULE TO-I/A | 07 Jan 2019 | 005-58695 | |
| SC TO-I | Open Document | Open Filing | SCHEDULE TO-I | 11 Dec 2018 | 005-58695 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 28 Nov 2018 | 26 Nov 2018 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 07 Nov 2018 | 31 Oct 2018 | 000-27587 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 19 Oct 2018 | 31 Aug 2018 | 000-27587 |
| NT 10-Q | Open Document | Open Filing | FORM NT 10-Q | 15 Oct 2018 | 31 Aug 2018 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 01 Oct 2018 | 01 Oct 2018 | 000-27587 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 18 Sep 2018 | 31 May 2018 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 07 Sep 2018 | 05 Sep 2018 | 000-27587 |
| DEF 14C | Open Document | Open Filing | FORM DEF 14C | 30 Aug 2018 | 03 Aug 2018 | 000-27587 |
| NT 10-K | Open Document | Open Filing | FORM NT 10-K | 29 Aug 2018 | 31 May 2018 | 000-27587 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 15 Aug 2018 | 005-58695 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 02 Aug 2018 | 30 Jul 2018 | 000-27587 |
| RW | Open Document | Open Filing | FORM RW | 13 Jul 2018 | 333-223276 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 06 Jul 2018 | 28 Jun 2018 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 15 Jun 2018 | 30 Apr 2018 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 14 Jun 2018 | 31 May 2018 | 000-27587 |
| S-1/A | Open Document | Open Filing | FORM S-1/A | 24 May 2018 | 333-223276 | |
| S-1/A | Open Document | Open Filing | FORM S-1/A | 30 Apr 2018 | 333-223276 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 20 Apr 2018 | 28 Feb 2018 | 000-27587 |
| NT 10-Q | Open Document | Open Filing | FORM NT 10-Q | 17 Apr 2018 | 28 Feb 2018 | 000-27587 |
| S-1 | Open Document | Open Filing | 27 Feb 2018 | 333-223276 | ||
| 10-Q | Open Document | Data | Open Filing | 10-Q | 16 Jan 2018 | 30 Nov 2017 | 000-27587 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 11 Jan 2018 | 005-58695 | |
| 4 | Open Document | Open Filing | 4 | 09 Jan 2018 | 31 Dec 2017 | |
| SC 13G | Open Document | Open Filing | SC 13G | 06 Dec 2017 | 005-58695 | |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 27 Nov 2017 | 005-58695 | |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 24 Nov 2017 | 005-58695 | |
| 8-K | Open Document | Open Filing | 8-K | 03 Nov 2017 | 30 Oct 2017 | 000-27587 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 24 Oct 2017 | 31 Aug 2017 | 000-27587 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | 17 Oct 2017 | 31 Aug 2017 | 000-27587 |
| DEF 14C | Open Document | Open Filing | DEF 14C | 10 Oct 2017 | 04 Oct 2017 | 000-27587 |
| 8-K | Open Document | Open Filing | 8-K | 04 Oct 2017 | 28 Sep 2017 | 000-27587 |
| 8-K | Open Document | Open Filing | 8-K | 22 Sep 2017 | 21 Sep 2017 | 000-27587 |
| 8-K/A | Open Document | Open Filing | 20 Sep 2017 | 19 Sep 2017 | 000-27587 | |
| PRE 14C | Open Document | Open Filing | PRE 14C | 14 Sep 2017 | 14 Sep 2017 | 000-27587 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 14 Sep 2017 | 31 May 2017 | 000-27587 |
| NT 10-K | Open Document | Open Filing | NT 10-K | 29 Aug 2017 | 31 May 2017 | 000-27587 |
| DEF 14C | Open Document | Open Filing | DEF 14C | 28 Aug 2017 | 04 Sep 2017 | 000-27587 |
| PRE 14C | Open Document | Open Filing | PRE 14C | 24 Jul 2017 | 24 Jul 2017 | 000-27587 |
| 8-K | Open Document | Data | Open Filing | 8-K | 21 Jul 2017 | 20 Jul 2017 | 000-27587 |
| 8-K/A | Open Document | Open Filing | 8-K/A | 09 May 2017 | 01 May 2017 | 000-27587 |
| 8-K | Open Document | Open Filing | 8-K | 05 May 2017 | 01 May 2017 | 000-27587 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 21 Apr 2017 | 28 Feb 2017 | 000-27587 |
| D | Open Document | Open Filing | 20 Apr 2017 | 021-285214 | ||
| NT 10-Q | Open Document | Open Filing | NT 10-Q | 14 Apr 2017 | 28 Feb 2017 | 000-27587 |
| 8-K | Open Document | Open Filing | 8-K | 20 Mar 2017 | 17 Mar 2017 | 000-27587 |
| 8-K | Open Document | Open Filing | 8-K | 07 Mar 2017 | 07 Mar 2017 | 000-27587 |
| 8-K | Open Document | Open Filing | 8-K | 15 Feb 2017 | 15 Feb 2017 | 000-27587 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 23 Jan 2017 | 30 Nov 2016 | 000-27587 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | 17 Jan 2017 | 30 Nov 2016 | 000-27587 |
| 8-K | Open Document | Open Filing | 8-K | 03 Nov 2016 | 03 Nov 2016 | 000-27587 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 17 Oct 2016 | 31 Aug 2016 | 000-27587 |
| 8-K | Open Document | Open Filing | 8-K | 04 Oct 2016 | 04 Oct 2016 | 000-27587 |
| 10-K | Open Document | Data | Open Filing | 10-K | 21 Sep 2016 | 31 May 2016 | 000-27587 |
| NT 10-K | Open Document | Open Filing | NT 10-K | 29 Aug 2016 | 31 May 2016 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 17 May 2016 | 22 Apr 2016 | 000-27587 |
| 4 | Open Document | Open Filing | 4 | 13 May 2016 | 22 Apr 2016 | |
| SC 13D | Open Document | Open Filing | SC 13D | 13 May 2016 | 005-58695 | |
| 8-K | Open Document | Data | Open Filing | 8-K | 28 Apr 2016 | 28 Apr 2016 | 000-27587 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 20 Apr 2016 | 29 Feb 2016 | 000-27587 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | 14 Apr 2016 | 29 Feb 2016 | 000-27587 |
| 8-K | Open Document | Open Filing | 8-K | 29 Jan 2016 | 28 Jan 2016 | 000-27587 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 19 Jan 2016 | 30 Nov 2015 | 000-27587 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | 14 Jan 2016 | 30 Nov 2015 | 000-27587 |
| 8-K | Open Document | Open Filing | 8-K | 07 Jan 2016 | 07 Jan 2016 | 000-27587 |
| 10-Q/A | Open Document | Data | Open Filing | 10-Q/A | 23 Dec 2015 | 31 Aug 2015 | 000-27587 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 15 Oct 2015 | 31 Aug 2015 | 000-27587 |
| 10-K | Open Document | Data | Open Filing | 10-K | 27 Aug 2015 | 31 May 2015 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 27 Jul 2015 | 23 Jul 2015 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 09 Jul 2015 | 06 Jul 2015 | 000-27587 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jul 2015 | 25 Jun 2015 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jul 2015 | 25 Jun 2015 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jun 2015 | 26 Jun 2015 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jun 2015 | 25 Jun 2015 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jun 2015 | 25 Jun 2015 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Apr 2015 | 28 Feb 2015 | 000-27587 |
| D | Open Document | Open Filing | 03 Apr 2015 | 021-237261 | ||
| DEF 14C | Open Document | Open Filing | FORM DEF 14C | 24 Feb 2015 | 23 Feb 2015 | 000-27587 |
| PRE 14C | Open Document | Open Filing | PRE 14C | 13 Feb 2015 | 13 Feb 2015 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 04 Feb 2015 | 29 Jan 2015 | 000-27587 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | 14 Jan 2015 | 30 Nov 2014 | 000-27587 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Oct 2014 | 31 Aug 2014 | 000-27587 |
| 3 | Open Document | Open Filing | 30 Sep 2014 | 26 Sep 2014 | ||
| 8-K | Open Document | Open Filing | FORM 8-K | 26 Sep 2014 | 26 Sep 2014 | 000-27587 |
| 10-K | Open Document | Data | Open Filing | 10-K | 27 Aug 2014 | 31 May 2014 | 000-27587 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 24 Jul 2014 | 005-58695 | |
| 3 | Open Document | Open Filing | 24 Jul 2014 | 16 Jul 2014 | ||
| 8-K | Open Document | Open Filing | FORM 8-K | 22 Jul 2014 | 16 Jul 2014 | 000-27587 |
| 8-K | Open Document | Open Filing | FORM 8-K | 16 Jul 2014 | 10 Jul 2014 | 000-27587 |
| 3 | Open Document | Open Filing | 15 Apr 2014 | 08 Apr 2014 | ||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Apr 2014 | 28 Feb 2014 | 000-27587 |
| D | Open Document | Open Filing | 07 Apr 2014 | 021-215014 | ||
| UPLOAD | Open Document | Open Filing | 19 Feb 2014 | |||
| DEF 14C | Open Document | Open Filing | FORM DEF 14C | 18 Feb 2014 | 24 Feb 2014 | 000-27587 |
| CORRESP | Open Document | Open Filing | 12 Feb 2014 | |||
| CORRESP | Open Document | Open Filing | 12 Feb 2014 | |||
| UPLOAD | Open Document | Open Filing | 12 Feb 2014 | |||
| PRE 14C | Open Document | Open Filing | FORM PRE 14C | 06 Feb 2014 | 06 Feb 2014 | 000-27587 |
| UPLOAD | Open Document | Open Filing | 04 Feb 2014 | |||
| 10-K/A | Open Document | Open Filing | FORM 10-K/A | 03 Feb 2014 | 31 May 2013 | 000-27587 |
| CORRESP | Open Document | Open Filing | 30 Jan 2014 | |||
| CORRESP | Open Document | Open Filing | 28 Jan 2014 | |||
| UPLOAD | Open Document | Open Filing | 28 Jan 2014 | |||
| 10-K/A | Open Document | Data | Open Filing | FORM 10-K/A | 23 Jan 2014 | 31 May 2013 | 000-27587 |
| 10-K/A | Open Document | Data | Open Filing | FORM 10-K/A | 23 Jan 2014 | 31 May 2012 | 000-27587 |
| UPLOAD | Open Document | Open Filing | 22 Jan 2014 | |||
| CORRESP | Open Document | Open Filing | 15 Jan 2014 | |||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 15 Jan 2014 | 30 Nov 2013 | 000-27587 |
| NT 10-Q | Open Document | Open Filing | FORM NT 10-Q | 14 Jan 2014 | 30 Nov 2013 | 000-27587 |
| UPLOAD | Open Document | Open Filing | 09 Jan 2014 |