Segments (Details) (USD $)	3 Months Ended
	Mar. 31, 2012		Mar. 31, 2011
Net Revenues [Abstract]
Total net revenues	$ 1,032,498,000		$ 1,101,612,000
Segment Operating Income [Abstract]
Total segment operating income	386,600,000		498,200,000
Corporate Unallocated Expenses	(263,100,000)	[1]	(252,400,000)	[1]
Amortization of purchased intangible assets	(7,300,000)	[2]	(6,700,000)	[2]
Share-based Compensation Expense	(65,000,000)		(49,000,000)
Share-based payroll tax expense	(400,000)		(8,000,000)
Restructuring and other charges	(2,039,000)		347,000
Acquisition-related and other charges	(1,100,000)	[3]	(5,100,000)	[3]
Operating income	47,709,000		177,393,000
Other (expense) income, net	(24,431,000)		(6,462,000)
Income before income taxes and noncontrolling interest	23,278,000		170,931,000
PSD Segment [Member]
Net Revenues [Abstract]
Total net revenues	824,200,000		898,600,000
Segment Operating Income [Abstract]
Total segment operating income	304,700,000		417,100,000
Depreciation by Segment [Abstract]
Depreciation expense	28,200,000		26,000,000
SSD Segment [Member]
Net Revenues [Abstract]
Total net revenues	208,300,000		203,000,000
Segment Operating Income [Abstract]
Total segment operating income	81,900,000		81,100,000
Depreciation by Segment [Abstract]
Depreciation expense	$ 7,900,000		$ 8,000,000

[1] Amount includes unallocated costs for global functions such as sales, marketing, and G&A.

[2] Amount includes amortization expense of purchased intangible assets in operating expenses and in cost of revenues.

[3] Amount includes acquisition-related costs in operating expenses and in cost of revenues.