Inventories (Tables)

12 Months Ended

Jan. 31, 2014

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories consisted of the following (in thousands):

	As of January 31,
	2014			2013
Raw materials	$	4,599		$	3,103
Finished goods		4,159			3,531
Work in progress		612			627
Cost of inventories		9,370			7,261
Less allowance for obsolescence		(1,032	)		(1,073	)
Net inventories	$	8,338		$	6,188