v3.20.4

Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Income Tax Disclosure [Abstract] |  |
Accrued expenses and reserves | $ 853,199 | $ 802,526
Warranty reserve | 1,150,830 | 1,275,047
Non-qualified stock options | 358,808 | 961,919
Property, plant and equipment | (319,632) |
Property, plant and equipment |  | 202,755
Fair value adjustment of investment in LMC | (66,674,379) | 0
Issuance fees on convertible notes | 1,031,658 | 0
Other temporary differences | 0 | (88,200)
Net operating losses | 47,344,755 | 30,213,192
Total Deferred Tax (Liabilities) Assets | (16,254,761) |
Total Deferred Tax (Liabilities) Assets |  | 33,367,239
Valuation Allowance | (5,579,169) | (33,367,239)
Total Deferred Tax Liabilities, net of valuation allowance | $ (21,833,930) | 0
Total Deferred Tax Liabilities, net of valuation allowance |  | $ 0

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