14. Significant Customer Concentrations (Details)	12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
U.S. Government [Member] | Government Contracts Concentration Risk [Member] | Sales Revenue, Net [Member]
14. Significant Customer Concentrations (Details) [Line Items]
Concentration Risk, Percentage	64.00%	65.00%
U.S. Government [Member] | Credit Concentration Risk [Member] | Accounts Receivable [Member]
14. Significant Customer Concentrations (Details) [Line Items]
Concentration Risk, Percentage	26.00%	53.00%
One Individual Customer [Member] | Credit Concentration Risk [Member] | Accounts Receivable [Member]
14. Significant Customer Concentrations (Details) [Line Items]
Concentration Risk, Percentage		13.00%
Credit Concentration Risk [Member] | Accounts Receivable [Member]
14. Significant Customer Concentrations (Details) [Line Items]
Concentration Risk, Percentage	60.00%
Concentration Risk, Customer	two customers	one individual