Concentrations (Details)	3 Months Ended
	Jun. 30, 2014 item	Jun. 30, 2013 item
One Individual Commercial Customer [Member]
Concentrations
Number of customers	1
Three Government Customer [Member]
Concentrations
Number of customers	3	3
Two Commercial Customer [Member]
Concentrations
Number of customers		2
Revenues Net [Member] | Customer Concentration Risk [Member] | United States Government [Member]
Concentrations
Percentage of revenue	36.00%	44.10%
Revenues Net [Member] | Customer Concentration Risk [Member] | Two Individual Commercial Customers [Member]
Concentrations
Percentage of revenue	60.70%	54.80%
Revenues Net [Member] | Customer Concentration Risk [Member] | Three Government Customer [Member]
Concentrations
Percentage of revenue	31.60%	40.40%
Revenues Net [Member] | Customer Concentration Risk [Member] | Two Commercial Customer [Member]
Concentrations
Percentage of revenue	64.00%	55.90%