| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 8-K | Open Document | Data | Open Filing | 8-K | Nov 20, 2025 | Nov 20, 2025 | 001-37960 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Nov 19, 2025 | Sep 30, 2025 | 001-37960 |
| NT 10-Q | Open Document | Open Filing | NT 10-Q | Nov 17, 2025 | Sep 30, 2025 | 001-37960 |
| DEF 14A | Open Document | Open Filing | DEF 14A | Nov 14, 2025 | Nov 14, 2025 | 001-37960 |
| PRE 14A | Open Document | Open Filing | PRE 14A | Nov 3, 2025 | Nov 3, 2025 | 001-37960 |
| 424B5 | Open Document | Open Filing | 424B5 | Oct 6, 2025 | 333-276705 | |
| 8-K | Open Document | Data | Open Filing | 8-K | Oct 6, 2025 | Oct 6, 2025 | 001-37960 |
| 8-K | Open Document | Data | Open Filing | 8-K | Aug 15, 2025 | Aug 14, 2025 | 001-37960 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Aug 14, 2025 | Jun 30, 2025 | 001-37960 |
| SCHEDULE 13G/A | Open Document | Open Filing | Aug 11, 2025 | 005-89738 | ||
| 8-K | Open Document | Data | Open Filing | 8-K | May 16, 2025 | May 16, 2025 | 001-37960 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | May 15, 2025 | Mar 31, 2025 | 001-37960 |
| 8-K | Open Document | Data | Open Filing | Apr 1, 2025 | Apr 1, 2025 | 001-37960 | |
| 10-K | Open Document | Data | Open Filing | Mar 31, 2025 | Dec 31, 2024 | 001-37960 | |
| 4 | Open Document | Open Filing | Mar 11, 2025 | Jan 30, 2025 | ||
| 3 | Open Document | Open Filing | Mar 11, 2025 | Jul 25, 2024 | ||
| 8-K | Open Document | Data | Open Filing | Dec 30, 2024 | Dec 23, 2024 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Nov 21, 2024 | Nov 15, 2024 | 001-37960 | |
| 10-Q | Open Document | Data | Open Filing | Nov 14, 2024 | Sep 30, 2024 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Nov 14, 2024 | Nov 11, 2024 | 001-37960 | |
| SC 13G/A | Open Document | Open Filing | POLA 13G/A | Nov 6, 2024 | 005-89738 | |
| 8-K | Open Document | Data | Open Filing | Oct 30, 2024 | Oct 29, 2024 | 001-37960 | |
| DEFA14A | Open Document | Open Filing | Oct 22, 2024 | 001-37960 | ||
| DEF 14A | Open Document | Open Filing | Oct 1, 2024 | Oct 1, 2024 | 001-37960 | |
| PRE 14A | Open Document | Open Filing | Sep 20, 2024 | Sep 20, 2024 | 001-37960 | |
| 10-Q | Open Document | Data | Open Filing | Aug 14, 2024 | Jun 30, 2024 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Aug 14, 2024 | Aug 14, 2024 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Jul 30, 2024 | Jul 24, 2024 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Jul 12, 2024 | Jul 11, 2024 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Jun 3, 2024 | May 30, 2024 | 001-37960 | |
| 10-Q | Open Document | Data | Open Filing | May 15, 2024 | Mar 31, 2024 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | May 15, 2024 | May 15, 2024 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Apr 1, 2024 | Apr 1, 2024 | 001-37960 | |
| 10-K | Open Document | Data | Open Filing | Apr 1, 2024 | Dec 31, 2023 | 001-37960 | |
| SC 13G/A | Open Document | Open Filing | Feb 13, 2024 | 005-89738 | ||
| EFFECT | Open Document | Open Filing | Feb 2, 2024 | 333-276705 | ||
| CORRESP | Open Document | Open Filing | Jan 31, 2024 | |||
| UPLOAD | Open Document | Open Filing | Jan 31, 2024 | 333-276705 | ||
| S-3 | Open Document | Open Filing | Jan 26, 2024 | 333-276705 | ||
| 8-K | Open Document | Data | Open Filing | Jan 8, 2024 | Jan 5, 2024 | 001-37960 | |
| SC 13G | Open Document | Open Filing | POLAR POWER 13G | Jan 4, 2024 | 005-89738 | |
| 8-K | Open Document | Data | Open Filing | Dec 20, 2023 | Dec 18, 2023 | 001-37960 | |
| DEFA14A | Open Document | Open Filing | Dec 20, 2023 | 001-37960 | ||
| SC 13G | Open Document | Open Filing | Dec 6, 2023 | 005-89738 | ||
| 8-K | Open Document | Data | Open Filing | Dec 5, 2023 | Nov 30, 2023 | 001-37960 | |
| 424B5 | Open Document | Open Filing | Dec 1, 2023 | 333-252196 | ||
| 424B5 | Open Document | Open Filing | Nov 30, 2023 | 333-252196 | ||
| 8-K | Open Document | Data | Open Filing | Nov 27, 2023 | Nov 24, 2023 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Nov 14, 2023 | Nov 14, 2023 | 001-37960 | |
| 10-Q | Open Document | Data | Open Filing | Nov 14, 2023 | Sep 30, 2023 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Nov 6, 2023 | Nov 3, 2023 | 001-37960 | |
| DEFA14A | Open Document | Open Filing | Oct 31, 2023 | 001-37960 | ||
| DEF 14A | Open Document | Open Filing | Oct 31, 2023 | Oct 31, 2023 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Sep 11, 2023 | Sep 5, 2023 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Aug 14, 2023 | Aug 14, 2023 | 001-37960 | |
| 10-Q | Open Document | Data | Open Filing | Aug 14, 2023 | Jun 30, 2023 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | May 26, 2023 | Apr 13, 2023 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | May 15, 2023 | May 15, 2023 | 001-37960 | |
| 10-Q | Open Document | Data | Open Filing | May 15, 2023 | Mar 31, 2023 | 001-37960 | |
| 10-K | Open Document | Data | Open Filing | Mar 31, 2023 | Dec 31, 2022 | 001-37960 | |
| SC 13G/A | Open Document | Open Filing | Feb 14, 2023 | 005-89738 | ||
| 8-K/A | Open Document | Data | Open Filing | Jan 11, 2023 | Dec 21, 2022 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Dec 21, 2022 | Dec 21, 2022 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Nov 14, 2022 | Nov 14, 2022 | 001-37960 | |
| 10-Q | Open Document | Data | Open Filing | Nov 14, 2022 | Sep 30, 2022 | 001-37960 | |
| DEFA14A | Open Document | Open Filing | Oct 31, 2022 | 001-37960 | ||
| DEF 14A | Open Document | Open Filing | Oct 31, 2022 | Oct 31, 2022 | 001-37960 | |
| 4 | Open Document | Open Filing | Aug 24, 2022 | Aug 22, 2022 | ||
| 4 | Open Document | Open Filing | Aug 24, 2022 | Aug 22, 2022 | ||
| 8-K | Open Document | Data | Open Filing | Aug 15, 2022 | Aug 15, 2022 | 001-37960 | |
| 10-Q | Open Document | Data | Open Filing | Aug 15, 2022 | Jun 30, 2022 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | May 16, 2022 | May 16, 2022 | 001-37960 | |
| 10-Q | Open Document | Data | Open Filing | May 16, 2022 | Mar 31, 2022 | 001-37960 | |
| 10-K | Open Document | Data | Open Filing | Mar 31, 2022 | Dec 31, 2021 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Jan 13, 2022 | Jan 13, 2022 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Jan 3, 2022 | Jan 3, 2022 | 001-37960 | |
| DEF 14A | Open Document | Open Filing | Dec 21, 2021 | Dec 21, 2021 | 001-37960 | |
| 4 | Open Document | Open Filing | Dec 7, 2021 | Dec 7, 2021 | ||
| 4 | Open Document | Open Filing | Dec 6, 2021 | Dec 3, 2021 | ||
| 10-Q | Open Document | Data | Open Filing | Nov 15, 2021 | Sep 30, 2021 | 001-37960 | |
| 8-K | Open Document | Data | Open Filing | Nov 15, 2021 | Nov 15, 2021 | 001-37960 | |
| 10-Q | Open Document | Data | Open Filing | Aug 16, 2021 | Jun 30, 2021 | 001-37960 | |
| 4 | Open Document | Open Filing | Jun 1, 2021 | May 18, 2021 | ||
| 10-Q | Open Document | Data | Open Filing | May 17, 2021 | Mar 31, 2021 | 001-37960 | |
| 10-K | Open Document | Data | Open Filing | Mar 31, 2021 | Dec 31, 2020 | 001-37960 | |
| 424B5 | Open Document | Open Filing | Feb 8, 2021 | 333-252196 | ||
| 8-K | Open Document | Open Filing | Feb 8, 2021 | Feb 5, 2021 | 001-37960 | |
| 424B5 | Open Document | Open Filing | Feb 5, 2021 | 333-252196 | ||
| EFFECT | Open Document | Open Filing | Jan 28, 2021 | 333-252196 | ||
| CORRESP | Open Document | Open Filing | Jan 26, 2021 | |||
| UPLOAD | Open Document | Open Filing | Jan 26, 2021 | |||
| S-3 | Open Document | Open Filing | Jan 19, 2021 | 333-252196 | ||
| 8-K | Open Document | Open Filing | Dec 31, 2020 | Dec 30, 2020 | 001-37960 | |
| DEFA14A | Open Document | Open Filing | Nov 18, 2020 | 001-37960 | ||
| DEF 14A | Open Document | Open Filing | Nov 18, 2020 | Nov 18, 2020 | 001-37960 | |
| 10-Q | Open Document | Data | Open Filing | Nov 16, 2020 | Sep 30, 2020 | 001-37960 | |
| 8-K | Open Document | Open Filing | Oct 9, 2020 | Aug 31, 2020 | 001-37960 | |
| 10-Q | Open Document | Data | Open Filing | Aug 14, 2020 | Jun 30, 2020 | 001-37960 | |
| 424B3 | Open Document | Open Filing | Aug 7, 2020 | 333-240134 | ||
| EFFECT | Open Document | Open Filing | Aug 5, 2020 | 333-240134 | ||
| CORRESP | Open Document | Open Filing | Aug 3, 2020 | |||
| UPLOAD | Open Document | Open Filing | Aug 3, 2020 | |||
| S-1 | Open Document | Open Filing | Jul 28, 2020 | 333-240134 | ||
| 8-K | Open Document | Open Filing | Jul 17, 2020 | Jul 13, 2020 | 001-37960 | |
| 8-K | Open Document | Open Filing | CURRENT REPORT | Jul 8, 2020 | Jul 2, 2020 | 001-37960 |
| D | Open Document | Open Filing | Jul 2, 2020 | 021-370185 | ||
| 10-Q | Open Document | Data | Open Filing | QUARTERLY REPORT | Jun 29, 2020 | Mar 31, 2020 | 001-37960 |
| 10-K/A | Open Document | Open Filing | AMENDMENT NO. 1 TO FORM 10-K | May 26, 2020 | Dec 31, 2019 | 001-37960 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | May 15, 2020 | May 15, 2020 | 001-37960 |
| 10-K | Open Document | Data | Open Filing | ANNUAL REPORT | May 14, 2020 | Dec 31, 2019 | 001-37960 |
| 5 | Open Document | Open Filing | May 13, 2020 | Dec 31, 2019 | ||
| 5 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 13, 2020 | Dec 31, 2019 | |
| 5 | Open Document | Open Filing | May 13, 2020 | Dec 31, 2019 | ||
| 8-K | Open Document | Open Filing | CURRENT REPORT | May 8, 2020 | May 4, 2020 | 001-37960 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | Mar 27, 2020 | Mar 27, 2020 | 001-37960 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | Jan 2, 2020 | Dec 30, 2019 | 001-37960 |
| 10-Q | Open Document | Data | Open Filing | QUARTERLY REPORT | Nov 14, 2019 | Sep 30, 2019 | 001-37960 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | Nov 12, 2019 | Nov 12, 2019 | 001-37960 |
| DEFA14A | Open Document | Open Filing | DEFINITIVE ADDITIONAL MATERIALS | Nov 8, 2019 | 001-37960 | |
| DEF 14A | Open Document | Open Filing | DEFINITIVE PROXY STATEMENT | Nov 8, 2019 | Dec 30, 2019 | 001-37960 |
| UPLOAD | Open Document | Open Filing | Oct 15, 2019 | |||
| CORRESP | Open Document | Open Filing | Oct 8, 2019 | |||
| 10-Q/A | Open Document | Open Filing | AMENDMENT NO. 1 TO FORM 10-Q | Oct 8, 2019 | Jun 30, 2019 | 001-37960 |
| 10-Q/A | Open Document | Open Filing | AMENDMENT NO.1 TO FORM 10-Q | Oct 8, 2019 | Mar 31, 2019 | 001-37960 |
| 10-K/A | Open Document | Open Filing | AMENDMENT NO. 1 TO ANNUAL REPORT | Oct 8, 2019 | Dec 31, 2018 | 001-37960 |
| UPLOAD | Open Document | Open Filing | Sep 24, 2019 | |||
| 8-K | Open Document | Open Filing | CURRENT REPORT | Aug 28, 2019 | Aug 28, 2019 | 001-37960 |
| 10-Q | Open Document | Data | Open Filing | QUARTERLY REPORT | Aug 14, 2019 | Jun 30, 2019 | 001-37960 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | Aug 12, 2019 | Aug 12, 2019 | 001-37960 |
| 8-K | Open Document | Open Filing | CURRENT REPORT | Jun 6, 2019 | Jun 4, 2019 | 001-37960 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | May 15, 2019 | Mar 31, 2019 | 001-37960 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Apr 1, 2019 | Dec 31, 2018 | 001-37960 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 29, 2019 | Nov 9, 2018 | |
| 8-K | Open Document | Open Filing | FORM 8-K | Mar 26, 2019 | Mar 26, 2019 | 001-37960 |
| 8-K | Open Document | Open Filing | 8-K | Jan 25, 2019 | Jan 25, 2019 | 001-37960 |
| 8-K | Open Document | Open Filing | 8-K | Jan 3, 2019 | Dec 28, 2018 | 001-37960 |
| DEF 14A | Open Document | Open Filing | DEF 14A | Dec 7, 2018 | Dec 28, 2018 | 001-37960 |
| 10-Q | Open Document | Data | Open Filing | FORM 10Q | Nov 14, 2018 | Sep 30, 2018 | 001-37960 |
| 8-K | Open Document | Open Filing | FORM 8K | Nov 13, 2018 | Nov 13, 2018 | 001-37960 |
| 144 | Open Document | Open Filing | 144 | Sep 28, 2018 | 001-37960 | |
| 8-K | Open Document | Open Filing | 8-K | Sep 20, 2018 | Sep 5, 2018 | 001-37960 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 14, 2018 | Apr 2, 2018 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 14, 2018 | Apr 2, 2018 | |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 14, 2018 | Apr 2, 2018 | |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Aug 14, 2018 | Jun 30, 2018 | 001-37960 |
| 8-K | Open Document | Open Filing | 8-K | Aug 9, 2018 | Aug 9, 2018 | 001-37960 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | May 15, 2018 | Mar 31, 2018 | 001-37960 |
| 8-K | Open Document | Open Filing | 8-K | May 14, 2018 | May 14, 2018 | 001-37960 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2018 | Apr 2, 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2018 | Apr 2, 2018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2018 | Apr 2, 2018 | |
| 10-K | Open Document | Data | Open Filing | 10-K | Apr 2, 2018 | Dec 31, 2017 | 001-37960 |
| 8-K | Open Document | Open Filing | 8-K | Mar 8, 2018 | Mar 8, 2018 | 001-37960 |
| 8-K | Open Document | Open Filing | 8-K | Jan 2, 2018 | Dec 28, 2017 | 001-37960 |
| DEF 14A | Open Document | Open Filing | DEF 14A | Dec 8, 2017 | Dec 28, 2017 | 001-37960 |
| 4 | Open Document | Open Filing | 4 | Dec 6, 2017 | Dec 4, 2017 | |
| 3 | Open Document | Open Filing | 3 | Dec 6, 2017 | Dec 4, 2017 | |
| 4 | Open Document | Open Filing | 4 | Dec 5, 2017 | Dec 4, 2017 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 5, 2017 | Dec 4, 2017 | |
| 8-K | Open Document | Open Filing | 8-K | Dec 4, 2017 | Dec 4, 2017 | 001-37960 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Nov 13, 2017 | Sep 30, 2017 | 001-37960 |
| 8-K | Open Document | Open Filing | 8-K | Nov 6, 2017 | Nov 6, 2017 | 001-37960 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | Aug 14, 2017 | Jun 30, 2017 | 001-37960 |
| 8-K | Open Document | Open Filing | 8-K | Aug 8, 2017 | Aug 8, 2017 | 001-37960 |
| 10-Q/A | Open Document | Open Filing | 10-Q/A | Jul 11, 2017 | Mar 31, 2017 | 001-37960 |
| 10-Q | Open Document | Data | Open Filing | 10-Q | May 15, 2017 | Mar 31, 2017 | 001-37960 |
| 8-K | Open Document | Open Filing | 8-K | May 15, 2017 | Mar 27, 2017 | 001-37960 |
| 10-K | Open Document | Open Filing | 10-K | Mar 10, 2017 | Dec 31, 2016 | 001-37960 |
| 8-K | Open Document | Open Filing | 8-K | Mar 6, 2017 | Mar 6, 2017 | 001-37960 |
| SC 13G | Open Document | Open Filing | SC 13G | Jan 19, 2017 | 005-89738 | |
| SC 13G | Open Document | Open Filing | SC 13G | Jan 19, 2017 | 005-89738 | |
| SC 13G | Open Document | Open Filing | Jan 4, 2017 | 005-89738 | ||
| S-8 | Open Document | Open Filing | S-8 | Dec 12, 2016 | 333-215056 | |
| 8-K | Open Document | Open Filing | 8-K | Dec 12, 2016 | Dec 6, 2016 | 001-37960 |
| 424B4 | Open Document | Open Filing | 424B4 | Dec 7, 2016 | 333-213572 | |
| S-1MEF | Open Document | Open Filing | S-1MEF | Dec 7, 2016 | 333-214943 | |
| EFFECT | Open Document | Open Filing | Dec 6, 2016 | 333-213572 | ||
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 6, 2016 | Dec 6, 2016 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 6, 2016 | Dec 6, 2016 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 6, 2016 | Dec 6, 2016 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 6, 2016 | Dec 6, 2016 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 6, 2016 | Dec 6, 2016 | |
| CERTNAS | Open Document | Open Filing | AUTO-GENERATED PAPER DOCUMENT | Dec 6, 2016 | 001-37960 | |
| 8-A12B | Open Document | Open Filing | 8-A12B | Dec 6, 2016 | 001-37960 | |
| CORRESP | Open Document | Open Filing | Dec 2, 2016 | |||
| CORRESP | Open Document | Open Filing | Dec 2, 2016 | |||
| CORRESP | Open Document | Open Filing | Nov 30, 2016 | |||
| S-1/A | Open Document | Open Filing | S-1/A | Nov 30, 2016 | 333-213572 | |
| UPLOAD | Open Document | Open Filing | Nov 29, 2016 | |||
| FWP | Open Document | Open Filing | FWP | Nov 18, 2016 | 333-213572 | |
| CORRESP | Open Document | Open Filing | Nov 18, 2016 | |||
| S-1/A | Open Document | Open Filing | S-1/A | Nov 18, 2016 | 333-213572 | |
| UPLOAD | Open Document | Open Filing | Oct 28, 2016 | |||
| CORRESP | Open Document | Open Filing | Oct 20, 2016 | |||
| S-1/A | Open Document | Open Filing | S-1/A | Oct 20, 2016 | 333-213572 | |
| UPLOAD | Open Document | Open Filing | Oct 5, 2016 | |||
| S-1 | Open Document | Open Filing | FORM S-1 | Sep 9, 2016 | 333-213572 | |
| D | Open Document | Open Filing | Oct 27, 2014 | 021-227120 |