Inventories (Tables)

9 Months Ended

Oct. 31, 2015

Inventory Disclosure [Abstract]

Schedule of inventories

Inventories consist of the following (in thousands):

	Oct 31, 2015		Jan 31, 2015
Raw materials	$	2,492	$	4,548
Work in progress	55		77
Finished goods	370,556		314,453
	$	373,103	$	319,078