RESERVES (Details) - USD ($)	12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2014
Allowance for Doubtful Accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	$ 174,131	$ 172,465	$ 180,306
Charged to Costs and Expenses	0	43,243	0
Reduction to Allowance for Write off	(124,621)	(40,291)	(15,807)
Credited to Costs and Expenses	1,669	(1,286)	7,966
Balance at End of Period	51,179	174,131	172,465
Deferred Tax Valuation Allowance [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	708,385	799,419	1,619,459
Charged to Costs and Expenses	0	0	0
Reduction to Allowance for Write off	0	(91,034)	(820,040)
Credited to Costs and Expenses	(708,385)	0	0
Balance at End of Period	0	708,385	799,419
Inventory Reserve [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	421,000	638,000	503,000
Charged to Costs and Expenses	376,560	250,000	160,000
Reduction to Allowance for Write off	(37,560)	(467,000)	(25,000)
Credited to Costs and Expenses	0	0	0
Balance at End of Period	$ 760,000	$ 421,000	$ 638,000