Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2018

Goodwill and Intangible Assets

Schedule of changes in the carrying amount of goodwill

The following table sets forth the changes in the carrying amount of goodwill for the three months ended March 31, 2018 (in millions):

Balance at December 31, 2017	$	169.8
Foreign currency effect	1.3
Balance at March 31, 2018	$	171.1

Summary of intangible assets - subject to amortization

The following is a summary of intangible assets (in millions):

	March 31, 2018							December 31, 2017
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Existing technology and related patents	$	198.6	$	(146.8	)	$	51.8	$	195.4	$	(138.9	)	$	56.5
Customer relationships	34.7		(13.9		)	20.8		34.6		(12.9		)	21.7
Non compete contracts	1.8		(1.6		)	0.2		1.8		(1.5		)	0.3
Trade names	4.3		(1.0		)	3.3		4.2		(0.9		)	3.3
Intangible assets subject to amortization	239.4		(163.3		)	76.1		236.0		(154.2		)	81.8
In-process research and development	0.7		—			0.7		0.6		—			0.6
Intangible assets	$	240.1	$	(163.3	)	$	76.8	$	236.6	$	(154.2	)	$	82.4

Summary of intangible assets - in-process research and development

The following is a summary of intangible assets (in millions):

	March 31, 2018							December 31, 2017
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Existing technology and related patents	$	198.6	$	(146.8	)	$	51.8	$	195.4	$	(138.9	)	$	56.5
Customer relationships	34.7		(13.9		)	20.8		34.6		(12.9		)	21.7
Non compete contracts	1.8		(1.6		)	0.2		1.8		(1.5		)	0.3
Trade names	4.3		(1.0		)	3.3		4.2		(0.9		)	3.3
Intangible assets subject to amortization	239.4		(163.3		)	76.1		236.0		(154.2		)	81.8
In-process research and development	0.7		—			0.7		0.6		—			0.6
Intangible assets	$	240.1	$	(163.3	)	$	76.8	$	236.6	$	(154.2	)	$	82.4