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Income Taxes (Details 2) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Income Tax Disclosure [Abstract]    
Product rights $ 6,709 $ 14,226
Property, plant and equipment (2,306,435) (2,534,799)
Federal general business tax credits 434,838 407,023
Federal net operating loss carryforwards 2,509,471 2,486,263
State tax credits carryover 841,558 845,967
Interest rate swaps 14,632 (10,052)
Prepaid expenses and other (12,070) 13,354
UNICAP 16,756 19,025
Incentive compensation 31,895
Valuation allowance (1,537,354) (1,241,007)
Deferred tax assets, net