Annual report pursuant to Section 13 and 15(d)

Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details)

v3.20.1
Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Income Tax Disclosure [Abstract]    
Net operating loss carryforwards $ 20,650,000 $ 26,073,500
Stock-based compensation 240,700
Accruals 129,400 296,300
Goodwill 728,500 1,586,300
Interest expense 233,700
Intangible assets 299,800 245,000
Inventory 178,900 53,000
Allowance for doubtful accounts 18,700 22,000
Capital loss 39,200
Tax credits 508,100 536,600
Gross deferred tax assets 22,793,300 29,046,400
Alternative fuel credits (32,100)
Fixed assets (43,200) (528,400)
Gross deferred tax liabilities (75,300) (528,400)
Net deferred tax assets 22,718,000 28,518,000
Valuation allowance (22,718,000) (28,518,000)
Deferred tax asset, net of valuation allowance
Changes in valuation allowance $ (5,800,000) $ 708,300