| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 18 Nov 2025 | 17 Nov 2025 | |
| 144 | Open Document | Open Filing | 17 Nov 2025 | 000-03024 | ||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Nov 2025 | 30 Sep 2025 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Aug 2025 | 30 Jun 2025 | 000-03024 |
| SCHEDULE 13G/A | Open Document | Open Filing | 08 Jul 2025 | 005-81021 | ||
| SCHEDULE 13G/A | Open Document | Open Filing | 06 Jun 2025 | 005-81021 | ||
| 4 | Open Document | Open Filing | FORM 4 | 28 May 2025 | 23 May 2025 | |
| 4 | Open Document | Open Filing | FORM 4 | 28 May 2025 | 22 May 2025 | |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2025 | 23 May 2025 | |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2025 | 23 May 2025 | |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2025 | 23 May 2025 | |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2025 | 23 May 2025 | |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2025 | 23 May 2025 | |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2025 | 23 May 2025 | |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2025 | 23 May 2025 | |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2025 | 23 May 2025 | |
| 8-K/A | Open Document | Data | Open Filing | FORM 8-K/A | 27 May 2025 | 22 May 2025 | 000-03024 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 23 May 2025 | 22 May 2025 | 000-03024 |
| 3 | Open Document | Open Filing | FORM 3 | 23 May 2025 | 22 May 2025 | |
| 3 | Open Document | Open Filing | FORM 3 | 23 May 2025 | 22 May 2025 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 15 May 2025 | 31 Mar 2025 | 000-03024 |
| DEF 14A | Open Document | Data | Open Filing | FORM DEF 14A | 11 Apr 2025 | 22 May 2025 | 000-03024 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 17 Mar 2025 | 31 Dec 2024 | 000-03024 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 04 Mar 2025 | 28 Feb 2025 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Nov 2024 | 30 Sep 2024 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Aug 2024 | 30 Jun 2024 | 000-03024 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 25 Jun 2024 | 21 Jun 2024 | 000-03024 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 29 May 2024 | 23 May 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2024 | 23 May 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2024 | 23 May 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2024 | 23 May 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2024 | 23 May 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2024 | 23 May 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2024 | 23 May 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2024 | 23 May 2024 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 28 May 2024 | 23 May 2024 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2024 | 24 May 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2024 | 24 May 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2024 | 14 May 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 May 2024 | 13 May 2024 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 10 May 2024 | 31 Mar 2024 | 000-03024 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 12 Apr 2024 | 23 May 2024 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2024 | 28 Mar 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2024 | 28 Mar 2024 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2024 | 28 Mar 2024 | |
| 10-K/A | Open Document | Data | Open Filing | FORM 10-K/A | 20 Mar 2024 | 31 Dec 2023 | 000-03024 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 15 Mar 2024 | 31 Dec 2023 | 000-03024 |
| SC 13G/A | Open Document | Open Filing | 14 Feb 2024 | 005-81021 | ||
| SC 13G/A | Open Document | Open Filing | MINERVA 13GA4 NUVERA | 09 Feb 2024 | 005-81021 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Dec 2023 | 26 Dec 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Dec 2023 | 26 Dec 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Dec 2023 | 26 Dec 2023 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 21 Dec 2023 | 21 Dec 2023 | 000-03024 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 12 Dec 2023 | 12 Dec 2023 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Nov 2023 | 30 Sep 2023 | 000-03024 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 02 Oct 2023 | 29 Sep 2023 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Aug 2023 | 16 Aug 2023 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Aug 2023 | 30 Jun 2023 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 May 2023 | 26 May 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 May 2023 | 26 May 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 May 2023 | 26 May 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 May 2023 | 26 May 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2023 | 26 May 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2023 | 26 May 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2023 | 26 May 2023 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 26 May 2023 | 25 May 2023 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2023 | 16 May 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2023 | 12 May 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2023 | 11 May 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 May 2023 | 11 May 2023 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 10 May 2023 | 31 Mar 2023 | 000-03024 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 13 Apr 2023 | 25 May 2023 | 000-03024 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2023 | 31 Mar 2023 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2023 | 31 Mar 2023 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2023 | 31 Mar 2023 | |
| 10-K/A | Open Document | Data | Open Filing | FORM 10-K/A | 05 Apr 2023 | 31 Dec 2022 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2023 | 31 Mar 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2023 | 31 Mar 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2023 | 31 Mar 2023 | |
| PRE 14A | Open Document | Open Filing | PRELIMINARY PROXY STATEMENT | 03 Apr 2023 | 25 May 2023 | 000-03024 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 03 Apr 2023 | 31 Mar 2023 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2023 | 29 Mar 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2023 | 29 Mar 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2023 | 29 Mar 2023 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 16 Mar 2023 | 31 Dec 2022 | 000-03024 |
| SC 13G/A | Open Document | Open Filing | NUVERA 13GA3 MINERVA | 14 Feb 2023 | 005-81021 | |
| SC 13G/A | Open Document | Open Filing | 14 Feb 2023 | 005-81021 | ||
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 13 Jan 2023 | 12 Jan 2023 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Dec 2022 | 20 Dec 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Dec 2022 | 20 Dec 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Dec 2022 | 20 Dec 2022 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 09 Nov 2022 | 30 Sep 2022 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 09 Aug 2022 | 30 Jun 2022 | 000-03024 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 20 Jul 2022 | 15 Jul 2022 | 000-03024 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2022 | 31 May 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2022 | 31 May 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2022 | 31 May 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2022 | 31 May 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2022 | 31 May 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2022 | 31 May 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2022 | 31 May 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2022 | 31 May 2022 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 27 May 2022 | 26 May 2022 | 000-03024 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2022 | 11 Apr 2022 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2022 | 16 Jan 2020 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2022 | 26 Mar 2018 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2022 | 12 Mar 2019 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 12 May 2022 | 29 Mar 2022 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 12 May 2022 | 11 Mar 2019 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2022 | 12 Mar 2019 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2022 | 26 Mar 2018 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 10 May 2022 | 31 Mar 2022 | 000-03024 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 09 May 2022 | 29 Mar 2022 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 09 May 2022 | 11 Mar 2019 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 09 May 2022 | 25 Mar 2019 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 09 May 2022 | 26 Mar 2018 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2022 | 29 Mar 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Apr 2022 | 11 Apr 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Apr 2022 | 11 Apr 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Apr 2022 | 11 Apr 2022 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 12 Apr 2022 | 11 Apr 2022 | 000-03024 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 06 Apr 2022 | 26 May 2022 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Mar 2022 | 29 Mar 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Mar 2022 | 29 Mar 2022 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Mar 2022 | 29 Mar 2022 | |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 22 Mar 2022 | 16 Mar 2022 | 000-03024 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 16 Mar 2022 | 31 Dec 2021 | 000-03024 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 02 Mar 2022 | 11 Feb 2022 | 000-03024 |
| SC 13G/A | Open Document | Open Filing | MINERVA 13GA2 NUVERA | 14 Feb 2022 | 005-81021 | |
| SC 13G | Open Document | Open Filing | 14 Feb 2022 | 005-81021 | ||
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 21 Dec 2021 | 21 Dec 2021 | 000-03024 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | 15 Dec 2021 | 15 Dec 2021 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 09 Nov 2021 | 30 Sep 2021 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 09 Aug 2021 | 30 Jun 2021 | 000-03024 |
| 8-K | Open Document | Open Filing | FORM_8K | 01 Jun 2021 | 26 May 2021 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2021 | 28 May 2021 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2021 | 28 May 2021 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2021 | 28 May 2021 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2021 | 28 May 2021 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2021 | 28 May 2021 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2021 | 28 May 2021 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 10 May 2021 | 31 Mar 2021 | 000-03024 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 12 Apr 2021 | 27 May 2021 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2021 | 01 Apr 2021 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2021 | 11 Mar 2019 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2021 | 11 Mar 2019 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Mar 2021 | 29 Mar 2021 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Mar 2021 | 29 Mar 2021 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Mar 2021 | 29 Mar 2021 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 16 Mar 2021 | 31 Dec 2020 | 000-03024 |
| SC 13G/A | Open Document | Open Filing | NUVERA 13G A1 MINERVA | 09 Feb 2021 | 005-81021 | |
| 8-K | Open Document | Open Filing | FORM_8K | 04 Feb 2021 | 03 Feb 2021 | 000-03024 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2021 | 11 Dec 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Dec 2020 | 11 Dec 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Dec 2020 | 11 Dec 2020 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 01 Dec 2020 | 01 Dec 2020 | 000-03024 |
| SC 13G | Open Document | Open Filing | MINERVA - 13G NUVERA | 01 Dec 2020 | 005-81021 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 09 Nov 2020 | 30 Sep 2020 | 000-03024 |
| 8-K | Open Document | Open Filing | FORM 8-K | 02 Sep 2020 | 02 Sep 2020 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 10 Aug 2020 | 30 Jun 2020 | 000-03024 |
| SC 13G | Open Document | Open Filing | SC 13G | 14 Jul 2020 | 005-81021 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 26 May 2020 | 21 May 2020 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2020 | 22 May 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2020 | 22 May 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2020 | 22 May 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2020 | 22 May 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2020 | 22 May 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2020 | 22 May 2020 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 11 May 2020 | 31 Mar 2020 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Apr 2020 | 03 Apr 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Apr 2020 | 03 Apr 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Apr 2020 | 03 Apr 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Apr 2020 | 03 Apr 2020 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2020 | 16 Jan 2020 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 03 Apr 2020 | 01 Apr 2020 | 000-03024 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 03 Apr 2020 | 21 May 2020 | 000-03024 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 16 Mar 2020 | 31 Dec 2019 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jan 2020 | 16 Jan 2020 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Dec 2019 | 10 Dec 2019 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Dec 2019 | 10 Dec 2019 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Dec 2019 | 10 Dec 2019 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Dec 2019 | 28 May 2019 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 12 Nov 2019 | 30 Sep 2019 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Sep 2019 | 03 Sep 2019 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Sep 2019 | 03 Sep 2019 | |
| 8-K | Open Document | Open Filing | FORM8K | 27 Aug 2019 | 27 Aug 2019 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 09 Aug 2019 | 30 Jun 2019 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2019 | 28 May 2019 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2019 | 28 May 2019 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2019 | 28 May 2019 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2019 | 28 May 2019 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2019 | 28 May 2019 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2019 | 28 May 2019 | |
| 8-K | Open Document | Open Filing | FORM-8K | 24 May 2019 | 23 May 2019 | 000-03024 |
| 8-K | Open Document | Open Filing | FORM 8-K | 24 May 2019 | 23 May 2019 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2019 | 13 May 2019 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 10 May 2019 | 31 Mar 2019 | 000-03024 |
| 8-K | Open Document | Open Filing | FORM 8-K | 15 Apr 2019 | 15 Apr 2019 | 000-03024 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 12 Apr 2019 | 23 May 2019 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Mar 2019 | 12 Mar 2019 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Mar 2019 | 12 Mar 2019 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Mar 2019 | 12 Mar 2019 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 14 Mar 2019 | 31 Dec 2018 | 000-03024 |
| 8-K | Open Document | Open Filing | FORM 8-K | 11 Mar 2019 | 08 Mar 2019 | 000-03024 |
| SC 13D/A | Open Document | Open Filing | 06 Dec 2018 | 005-81021 | ||
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Nov 2018 | 29 Nov 2018 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 20 Nov 2018 | 15 Nov 2018 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Nov 2018 | 30 Sep 2018 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Aug 2018 | 22 Aug 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Aug 2018 | 17 Aug 2018 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10Q | 14 Aug 2018 | 30 Jun 2018 | 000-03024 |
| 8-K/A | Open Document | Open Filing | FORM 8K/A | 13 Aug 2018 | 31 Jul 2018 | 000-03024 |
| 8-K | Open Document | Open Filing | FORM 8K | 03 Aug 2018 | 31 Jul 2018 | 000-03024 |
| 8-K | Open Document | Open Filing | FORM 8-K | 01 Aug 2018 | 31 Jul 2018 | 000-03024 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Jun 2018 | 25 May 2018 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 05 Jun 2018 | 04 Jun 2018 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2018 | 25 May 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2018 | 25 May 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2018 | 25 May 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2018 | 25 May 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2018 | 25 May 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2018 | 25 May 2018 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 25 May 2018 | 24 May 2018 | 000-03024 |
| 8-K | Open Document | Open Filing | FORM 8-K | 24 May 2018 | 23 May 2018 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 15 May 2018 | 31 Mar 2018 | 000-03024 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 03 Apr 2018 | 24 May 2018 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Mar 2018 | 26 Mar 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Mar 2018 | 26 Mar 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Mar 2018 | 26 Mar 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Mar 2018 | 26 Mar 2018 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 28 Mar 2018 | 26 Mar 2018 | 000-03024 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 15 Mar 2018 | 31 Dec 2017 | 000-03024 |
| 8-K | Open Document | Open Filing | FORM 8-K | 23 Feb 2018 | 22 Feb 2018 | 000-03024 |
| SC 13G/A | Open Document | Open Filing | PE 12/31/17 | 09 Feb 2018 | 005-81021 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Nov 2017 | 30 Sep 2017 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2017 | 16 Aug 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2017 | 16 Aug 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2017 | 16 Aug 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2017 | 16 Aug 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2017 | 16 Aug 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2017 | 16 Aug 2017 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Aug 2017 | 30 Jun 2017 | 000-03024 |
| S-8 POS | Open Document | Open Filing | S-8 POS | 28 Jul 2017 | 333-181825 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jul 2017 | 25 Jul 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jul 2017 | 25 Jul 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jul 2017 | 25 Jul 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jul 2017 | 25 Jul 2017 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jun 2017 | 12 Jun 2017 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 13 Jun 2017 | 13 Jun 2017 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 May 2017 | 26 May 2017 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 May 2017 | 25 May 2017 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 30 May 2017 | 25 May 2017 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2017 | 26 May 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2017 | 26 May 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2017 | 26 May 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2017 | 26 May 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2017 | 26 May 2017 | |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2017 | 25 May 2017 | |
| S-8 | Open Document | Open Filing | FORM S-8 | 26 May 2017 | 333-218261 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2017 | 16 May 2017 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 15 May 2017 | 31 Mar 2017 | 000-03024 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 05 Apr 2017 | 25 May 2017 | 000-03024 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2017 | 31 Mar 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2017 | 31 Mar 2017 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2017 | 31 Mar 2017 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 15 Mar 2017 | 31 Dec 2016 | 000-03024 |
| SC 13G/A | Open Document | Open Filing | PE 12/31/16 | 31 Jan 2017 | 005-81021 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 06 Jan 2017 | 06 Jan 2017 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Nov 2016 | 30 Sep 2016 | 000-03024 |
| SC 13D/A | Open Document | Open Filing | 20 Sep 2016 | 005-81021 | ||
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 15 Aug 2016 | 30 Jun 2016 | 000-03024 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2016 | 27 May 2016 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2016 | 27 May 2016 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2016 | 27 May 2016 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2016 | 27 May 2016 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2016 | 27 May 2016 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2016 | 27 May 2016 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2016 | 27 May 2016 | |
| 8-K | Open Document | Open Filing | FORM 8K | 27 May 2016 | 26 May 2016 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 16 May 2016 | 31 Mar 2016 | 000-03024 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 15 Apr 2016 | 26 May 2016 | 000-03024 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Mar 2016 | 29 Mar 2016 | |
| 4 | Open Document | Open Filing | FORM 4 | 30 Mar 2016 | 29 Mar 2016 | |
| 4 | Open Document | Open Filing | FORM 4 | 30 Mar 2016 | 29 Mar 2016 | |
| 4 | Open Document | Open Filing | FORM 4 | 30 Mar 2016 | 29 Mar 2016 | |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 15 Mar 2016 | 31 Dec 2015 | 000-03024 |
| SC 13G | Open Document | Open Filing | PE 12/31/15 | 28 Jan 2016 | 005-81021 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 16 Nov 2015 | 30 Sep 2015 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Aug 2015 | 30 Jun 2015 | 000-03024 |
| SC 13D | Open Document | Open Filing | 26 Jun 2015 | 005-81021 | ||
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2015 | 01 Jun 2015 | |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2015 | 01 Jun 2015 | |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2015 | 01 Jun 2015 | |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2015 | 01 Jun 2015 | |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2015 | 01 Jun 2015 | |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2015 | 01 Jun 2015 | |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2015 | 01 Jun 2015 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 29 May 2015 | 28 May 2015 | 000-03024 |
| S-8 | Open Document | Open Filing | FORM S-8 | 29 May 2015 | 333-204576 | |
| 4 | Open Document | Open Filing | FORM 4 | 26 May 2015 | 26 May 2015 | |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2015 | 21 May 2015 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 15 May 2015 | 31 Mar 2015 | 000-03024 |
| DEF 14A | Open Document | Open Filing | DEF 14A | 09 Apr 2015 | 28 May 2015 | 000-03024 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 16 Mar 2015 | 31 Dec 2014 | 000-03024 |
| 8-K | Open Document | Open Filing | FORM 8-K | 25 Feb 2015 | 24 Feb 2015 | 000-03024 |
| 8-K | Open Document | Open Filing | FORM 8-K | 06 Jan 2015 | 06 Jan 2015 | 000-03024 |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Nov 2014 | 30 Sep 2014 | 000-03024 |
| 8-K | Open Document | Open Filing | FORM 8-K | 09 Sep 2014 | 05 Sep 2014 | 000-03024 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Aug 2014 | 19 Aug 2014 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 14 Aug 2014 | 30 Jun 2014 | 000-03024 |
| 5/A | Open Document | Open Filing | FORM 5/A | 09 Jul 2014 | 31 Dec 2013 | |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jun 2014 | 30 May 2014 | |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jun 2014 | 30 May 2014 | |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jun 2014 | 30 May 2014 | |
| 5 | Open Document | Open Filing | FORM 5 | 02 Jun 2014 | 30 May 2014 | |
| 5 | Open Document | Open Filing | FORM 5 | 02 Jun 2014 | 30 May 2014 | |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jun 2014 | 30 May 2014 | |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jun 2014 | 30 May 2014 | |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jun 2014 | 30 May 2014 | |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jun 2014 | 30 May 2014 | |
| 3 | Open Document | Open Filing | FORM 3 | 02 Jun 2014 | 29 May 2014 | |
| 8-K | Open Document | Open Filing | FORM 8-K | 30 May 2014 | 29 May 2014 | 000-03024 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2014 | 20 May 2014 | |
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2014 | 15 May 2014 | |
| 10-Q | Open Document | Data | Open Filing | FORM 10-Q | 15 May 2014 | 31 Mar 2014 | 000-03024 |
| DEF 14A | Open Document | Open Filing | DEFINITIVE PROXY STATEMENT | 03 Apr 2014 | 29 May 2014 | 000-03024 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | 14 Mar 2014 | 31 Dec 2013 | 000-03024 |