INVENTORIES, NET (Details) - USD ($) $ in Thousands	Jan. 31, 2016	Jan. 31, 2015
Inventory [Line Items]
Raw materials	$ 15,435	$ 14,379
Work-in-process	784	1,670
Finished goods	24,622	21,043
Inventory, Net, Total	$ 40,841	$ 37,092	[1]

[1] Restated for discontinued operations