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Accounts Receivable And Unbilled, Net - Schedule of Accounts Receivable and Unbilled, Net (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Dec. 31, 2016
Accounts Notes And Loans Receivable Net Current [Abstract]    
Accounts receivable $ 50,606 $ 48,270
Unbilled 28,164 34,719
Less allowance for doubtful accounts (2,106) (3,222)
Total accounts receivable and unbilled, net $ 76,664 $ 79,767