Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($)	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015
Income Tax Disclosure [Abstract]
Federal net operating loss carryforward	$ 476,003	$ 1,481,531
State net operating loss carryforward	242,418	277,673
AMT credit carryforward	139,754	52,004
Inventory differences	436,695	443,749
Allowance for doubtful accounts	46,837	19,614
Reserve for sales returns	79,026	112,100
Stock option compensation expense	93,178	80,489
Stock warrants	35,822	38,863
Accrued Vacation	10,767	11,212
Total deferred tax assets	1,560,500	2,517,235
Depreciation	(81,291)	(108,704)
Net deferred tax assets before valuation allowance	1,479,209	2,408,531
Valuation allowance			$ 708,385
Net deferred tax assets	$ 1,479,209	$ 2,408,531	$ 2,305,555