Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2011

Goodwill and Other Intangible Assets

Changes in the carrying amount of goodwill

Balance at December 31, 2010	$	98.3
Goodwill acquired during the period	—
Measurement period adjustments	(2.0		)
Foreign currency impact	0.1
Balance at September 30, 2011	$	96.4

Summary of other intangible assets

	September 30, 2011							December 31, 2010
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Existing technology and related patents	$	129.4	$	(21.5	)	$	107.9	$	112.0	$	(15.0	)	$	97.0
Customer relationships	21.5		(4.4		)	17.1		20.2		(2.5		)	17.7
Trade names	0.5		(0.3		)	0.2		0.4		(0.3		)	0.1
Intangible assets subject to amortization	151.4		(26.2		)	125.2		132.6		(17.8		)	114.8
In-process research and development	7.9		—			7.9		21.3		—			21.3
Intangible assets	$	159.3	$	(26.2	)	$	133.1	$	153.9	$	(17.8	)	$	136.1

Schedule of finite estimated useful lives

Existing technology and related patents	3-10 years
Customer relationships	5-10 years
Trade names	5-10 years