Schedule II - Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2019

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

Schedule of Valuation and Qualifying Accounts Disclosure

Schedule II — Valuation and Qualifying Accounts

Description	Balance at Beginning of Period		Charged to costs and expenses	Charged to other accounts	Recoveries/ (Deductions)			Balance at End of Period
December 31, 2019
Allowance for Doubtful Accounts	$	25,000	49,361	—	(4,361	)		$	70,000
Deferred Tax Asset Valuation Allowance	35,041,300		1,535,093	—	(34,367,550	)	(1)	2,208,843
Accrued Product Returns	1,101,658			—	(412,658	)		689,000
Warranty Reserve	129,837		—	—	(54,537	)		75,300
December 31, 2018
Allowance for Doubtful Accounts	$	25,000	8,374	—	(8,374	)		$	25,000
Deferred Tax Asset Valuation Allowance	35,331,314		269,241	—	(559,255	)	(1)	35,041,300
Accrued Product Returns	1,486,406		—	—	(384,748	)		1,101,658
Warranty Reserve	127,361		2,476	—	—			129,837

(1) Expiration of Federal and State Net Operating Loss Carryforwards and other reductions.