Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2015

Goodwill and Other Intangible Assets

Summary of the Company's amortizable intangible assets

	March 31, 2015				December 31, 2014
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Customer relationships	$	302.9	$	99.4	$	299.8	$	92.3
Proprietary technology	53.8		27.6		53.8		26.5
License agreements	6.0		6.0		6.0		6.0
Backlog and other	19.7		19.2		19.7		19.0
Total	$	382.4	$	152.2	$	379.3	$	143.8