Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2017

Goodwill and Other 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 six months ended June 30, 2017 (in millions):

Balance at December 31, 2016	$	130.6
Goodwill acquired during the period	32.2
Foreign currency effect	2.6
Balance at June 30, 2017	$	165.4

Summary of intangible assets

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

	June 30, 2017							December 31, 2016
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Existing technology and related patents	$	190.0	$	(125.8	)	$	64.2	$	169.0	$	(113.9	)	$	55.1
Customer relationships	33.9		(10.4		)	23.5		20.0		(7.9		)	12.1
Non compete contracts	1.8		(1.3		)	0.5		1.8		(1.1		)	0.7
Trade names	4.0		(0.6		)	3.4		1.6		(0.4		)	1.2
Intangible assets subject to amortization	229.7		(138.1		)	91.6		192.4		(123.3		)	69.1
In-process research and development	0.6		—			0.6		0.6		—			0.6
Intangible assets	$	230.3	$	(138.1	)	$	92.2	$	193.0	$	(123.3	)	$	69.7