Inventories (Tables)

6 Months Ended

Jul. 31, 2013

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories consist primarily of hardware and related component parts and are stated at the lower of cost (on a first-in, first-out basis) or market. Inventories consist of the following:

	July 31, 2013		January 31, 2013
	(Amounts in thousands)
Components and assemblies	$	3,092	$	3,472
Finished products		4,854		3,900
Total inventory	$	7,946	$	7,372