Income Taxes (Tables)

6 Months Ended

Jun. 30, 2011

Income Taxes [Abstract]

Reconciliation between the U.S. federal statutory tax rate and effective tax rate

	For the Three Months						For the Six Months
	Ended June 30,						Ended June 30,
	2011			2010			2011			2010
Statutory rate		35.0	%		35.0	%		35.0	%		35.0	%
State taxes		0.4			1.9			1.4			1.9
Taxes on foreign earnings		(7.3	)		(10.3	)		(6.3	)		(10.1	)
Credits and net operating loss utilization		(4.1	)		(1.6	)		(3.1	)		(1.6	)
Purchased intangible assets		1.4			1.5			1.4			1.5
IPR&D		—			0.8			—			0.8
Permanent items		(1.1	)		(1.7	)		(1.2	)		(1.7	)
Other		(0.5	)		0.2			(1.5	)		(0.1	)
Effective tax rate		23.8	%		25.8	%		25.7	%		25.7	%