13. Significant Customer Concentrations (Details) - USD ($)	3 Months Ended								12 Months Ended
	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2017	Mar. 31, 2016
13. Significant Customer Concentrations (Details) [Line Items]
Revenue, Net (in Dollars)	$ 4,090,539	$ 4,236,519	$ 5,076,029	$ 5,342,369	$ 6,169,651	$ 5,970,865	$ 6,818,390	$ 5,845,919	$ 18,745,456	$ 24,804,825
Sales Revenue, Goods, Net [Member] | Government Contracts Concentration Risk [Member]
13. Significant Customer Concentrations (Details) [Line Items]
Concentration Risk, Percentage									64.00%	79.00%
Sales Revenue, Goods, Net [Member] | Credit Concentration Risk [Member]
13. Significant Customer Concentrations (Details) [Line Items]
Concentration Risk, Percentage									10.30%
Sales Revenue, Goods, Net [Member] | Customer Concentration Risk [Member] | U.S. Distributor [Member]
13. Significant Customer Concentrations (Details) [Line Items]
Concentration Risk, Percentage									24.00%	21.00%
Sales Revenue, Goods, Net [Member] | Foreign Customers [Member] | Customer Concentration Risk [Member]
13. Significant Customer Concentrations (Details) [Line Items]
Revenue, Net (in Dollars)									$ 1,782,646	$ 1,900,724
Accounts Receivable [Member] | U.S. Government [Member] | Credit Concentration Risk [Member]
13. Significant Customer Concentrations (Details) [Line Items]
Concentration Risk, Percentage									42.00%	37.00%
Accounts Receivable [Member] | Customer A [Member] | Credit Concentration Risk [Member]
13. Significant Customer Concentrations (Details) [Line Items]
Concentration Risk, Percentage									16.60%	27.00%
Accounts Receivable [Member] | Customer B [Member] | Credit Concentration Risk [Member]
13. Significant Customer Concentrations (Details) [Line Items]
Concentration Risk, Percentage									10.00%