Goodwill and Other Intangible Assets (Details 2) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Components of amortized intangible assets
Gross Carrying Amount	$ 283.4		$ 282.7
Accumulated Amortization	(135.6)		(132.9)
Amortization expense for intangible assets	3.5	$ 3.5
Estimated amortization expense
Remainder of fiscal year	10.4
2017	13.8
2018	13.8
2019	13.7
2020	12.8
2021	11.5
Contract based
Components of amortized intangible assets
Gross Carrying Amount	10.0		10.0
Accumulated Amortization	(1.3)		(1.2)
Technology based
Components of amortized intangible assets
Gross Carrying Amount	79.8		79.6
Accumulated Amortization	(48.7)		(47.5)
Marketing related
Components of amortized intangible assets
Gross Carrying Amount	13.5		12.7
Accumulated Amortization	(8.3)		(7.8)
Customer based
Components of amortized intangible assets
Gross Carrying Amount	180.1		180.4
Accumulated Amortization	$ (77.3)		$ (76.4)

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 45
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-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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