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3. BALANCE SHEET DETAIL - Inventories (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Mar. 31, 2017
Inventories:    
Work-in-progress $ 2,000 $ 2,112
Finished goods 6,109 6,803
Inventory at distributors 365 296
Total Inventory $ 8,474 $ 9,211