Intangible Assets Schedule of Intangilbe Assets (Tables)

6 Months Ended

Jun. 30, 2011

Finite-Lived Intangible Assets [Abstract]

Schedule of Intangible Assets by Major Class [Table Text Block]

The gross carrying amount and accumulated amortization of our intangible assets, other than goodwill, are as follows:

	June 30, 2011							December 31, 2010
	Gross Assets		Accumulated Amortization			Net		Gross Assets		Accumulated Amortization			Net
	(in thousands)
Core-developed technology	$	406,570	$	(302,669	)	$	103,901	$	378,705	$	(274,198	)	$	104,507
Customer contracts and relationships	307,223		(131,606		)	175,617		282,997		(110,539		)	172,458
Trademarks and trade names	77,078		(64,196		)	12,882		73,194		(59,235		)	13,959
Other	11,177		(10,647		)	530		24,256		(23,510		)	746
Total intangible assets	$	802,048	$	(509,118	)	$	292,930	$	759,152	$	(467,482	)	$	291,670

Summary of Intangible Asset Account Activity [Table Text Block]

A summary of the intangible asset account activity is as follows:

	Six Months Ended June 30,
	2011			2010
	(in thousands)
Beginning balance, intangible assets, gross	$	759,152		$	806,256
Intangible assets acquired	10,297			—
Assets no longer in use written-off	(8,369		)	—
Effect of change in exchange rates	40,968			(78,155		)
Ending balance, intangible assets, gross	$	802,048		$	728,101

Intangible assets that were written-off had been fully amortized and were no longer in use.

Schedule of Intangible Assets, Future Amortization Expense [Table Text Block]

Estimated future annual amortization expense is as follows:

Years ending December 31,	Estimated Annual Amortization
	(in thousands)
2011 (amount remaining at June 30, 2011)	$	32,306
2012	50,234
2013	41,442
2014	34,082
2015	27,997
Beyond 2015	106,869
Total intangible assets, net	$	292,930