Concentrations of Credit Risk and Major Customers

9 Months Ended

Sep. 30, 2014

Risks And Uncertainties [Abstract]

Concentrations of Credit Risk and Major Customers

9. Concentrations of Credit Risk and Major Customers

The financial instruments that potentially subject us to concentrations of credit risk are accounts receivable and unbilled receivables. Those customers that comprised 10% or more of our total revenue or receivables (billed and unbilled) are summarized in the following tables:

		% of Total Revenue For				% of Total Revenue For
		the Three				the Nine
		Months Ended				Months Ended
Percentage of total revenue:		September 30,				September 30,
Customer	Segment	2014		2013		2014		2013
U.S. Government agencies and departments	Government		26%		37%		21%		37%
Customer A	Commercial		18%		15%		16%		15%
Customer B	Commercial	<10%		<10%		<10%		<10%

Percentage of receivables (billed and unbilled) as of September 30:

Customer	Segment	2014		2013
U.S. Government agencies and departments	Government		33%		35%
Customer A	Commercial	<10%			18%
Customer B	Commercial		12%		14%