Inventories (Tables)

3 Months Ended

Jan. 31, 2012

Inventory Disclosure [Abstract]

Inventories

As of the dates indicated, inventories are comprised of the following (in thousands):

	October 31, 2011			January 31, 2012
Raw materials	$	45,333		$	43,486
Work-in-process	13,851			17,659
Finished goods	134,998			146,857
Deferred cost of goods sold	67,665			76,243
	261,847			284,245
Provision for excess and obsolescence	(31,771		)	(35,594		)
	$	230,076		$	248,651