Accounts Receivable And Unbilled, Net - Schedule of Accounts Receivable and Unbilled, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Mar. 31, 2014
Accounts Notes And Loans Receivable Net Current [Abstract]
Accounts receivable	$ 48,270	$ 40,721
Unbilled	34,719	26,091
Less allowance for doubtful accounts	(3,222)	(1,724)	$ (5,855)	$ (5,595)
Total accounts receivable and unbilled, net	$ 79,767	$ 65,088