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Valuation and Qualifying Accounts (Details) - USD ($)
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Increase in valuation allowance during the year     $ 4,202,854
Revaluation of deferred income tax balances for new rates under TCJA     4,867,893
Allowance for uncollectible amounts, cash discounts, chargebacks, and credits issued for damaged products:      
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at beginning of period $ 804,420 $ 326,697 446,514
Charged to costs and expenses 5,915,066 4,610,899 3,371,446
Charged to other accounts 0 0 0
Deductions (5,927,435) (4,133,176) (3,491,263)
Balance at end of period 792,051 804,420 326,697
Valuation allowance for deferred tax assets:      
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at beginning of period 17,382,052 15,632,235 388,500
Charged to costs and expenses 1,129,109 1,749,817 (665,039)
Charged to other accounts 0 0 15,908,774
Deductions 0 0 0
Balance at end of period $ 18,511,161 $ 17,382,052 $ 15,632,235