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3. BALANCE SHEET DETAIL - Accounts receivable, net (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Mar. 31, 2015
Accounts receivable, net:    
Accounts receivable $ 8,754 $ 8,360
Less: Allowances for sales returns, doubtful accounts and other (100) (103)
Total accounts receivable, net $ 8,654 $ 8,257