Quarterly report pursuant to Section 13 or 15(d)

Accounts Receivable (Detail)

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Accounts Receivable (Detail) - USD ($)
$ in Thousands
Jun. 30, 2015
Mar. 31, 2015
Receivables [Abstract]    
Billed $ 8,302 $ 8,409
Unbilled 4,924 4,463
Allowance for doubtful accounts (567) (698)
Accounts receivable, net $ 12,659 $ 12,174