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INVENTORIES - Components of Inventories (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Mar. 31, 2014
Inventory Disclosure [Abstract]    
Raw materials $ 3,257us-gaap_InventoryRawMaterials $ 6,025us-gaap_InventoryRawMaterials
Work in process 127us-gaap_InventoryWorkInProcess 161us-gaap_InventoryWorkInProcess
Finished goods 6,890us-gaap_InventoryFinishedGoods 6,394us-gaap_InventoryFinishedGoods
Total inventories $ 10,274us-gaap_FIFOInventoryAmount $ 12,580us-gaap_FIFOInventoryAmount