Line of Credit - Factor (Details Textual)	9 Months Ended
	Dec. 31, 2016 USD ($)
Line of Credit Facility [Line Items]
Line of Credit Facility, Borrowing Capacity, Description	The Agreement for the assignment of accounts receivable expires on January 6, 2018 and provides for continuation of the program on successive two year periods until terminated by one of the parties to the Agreement. In accordance with the provisions of the Agreement, the Company may take advances equal to eighty percent (80%) of the uncollected non-recourse factored trade accounts receivable balance less applicable factoring commissions and may borrow up to fifty percent (50%) of eligible inventories subject to a borrowing limitation on inventory of $1,000,000.
Line of Credit Facility, Interest Rate Description	bear interest at the prime commercial rate of interest, as published, plus two percent (Effective rate 5.50% at December 31, 2016).
Long-term Line of Credit	$ 693,766
Line of Credit Facility, Remaining Borrowing Capacity	$ 1,767,000
Accounts Receivables Factoring Agreement Expiration Date	Jan. 06, 2018
Accounts Receivables Factoring Agreement Term	2 years