Inventories (Tables)

9 Months Ended

Oct. 31, 2014

Inventory Disclosure [Abstract]

Schedule of inventories

	October 31, 2014		October 31, 2013		January 31, 2014
	(In thousands)
Finished goods	$	429,531	$	314,780	$	350,627
Raw materials and work-in-process		6,836		8,554		9,012
	$	436,367	$	323,334	$	359,639