Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2012

Goodwill and Other Intangible Assets

Changes in the carrying amount of goodwill

Balance at December 31, 2011	$	100.2
Goodwill acquired during the period	9.9
Measurement period adjustments	0.6
Foreign currency impact	(0.9		)
Balance at June 30, 2012	$	109.8

Summary of other intangible assets subject to amortization

	June 30, 2012							December 31, 2011
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Existing technology and related patents	$	150.3	$	(39.0	)	$	111.3	$	141.4	$	(29.9	)	$	111.5
Customer relationships	27.9		(6.5		)	21.4		22.0		(5.1		)	16.9
Trade names	0.2		(0.2		)	—		0.2		(0.2		)	—
Intangible assets subject to amortization	178.4		(45.7		)	132.7		163.6		(35.2		)	128.4
In-process research and development	5.8		—			5.8		8.0		—			8.0
Intangible assets	$	184.2	$	(45.7	)	$	138.5	$	171.6	$	(35.2	)	$	136.4