Other Intangible Assets (Tables)

6 Months Ended

Apr. 30, 2012

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Intangible assets

As of the dates indicated, other intangible assets are comprised of the following (in thousands):

	October 31, 2011							April 30, 2012
	Gross Intangible		Accumulated Amortization			Net Intangible		Gross Intangible		Accumulated Amortization			Net Intangible
Developed technology	$	417,833	$	(234,393	)	$	183,440	$	417,833	$	(257,631	)	$	160,202
Patents and licenses	46,538		(45,320		)	1,218		46,538		(45,443		)	1,095
Customer relationships, covenants not to compete, outstanding purchase orders and contracts	323,573		(176,596		)	146,977		323,573		(191,101		)	132,472
Total other intangible assets	$	787,944	$	(456,309	)	$	331,635	$	787,944	$	(494,175	)	$	293,769

Expected future amortization of finite-lived intangible assets

Expected future amortization of finite-lived other intangible assets for the fiscal years indicated is as follows (in thousands):

Period ended October 31,
2012 (remaining six months)	$	36,631
2013	71,309
2014	57,151
2015	52,879
2016	52,879
Thereafter	22,920
	$	293,769