Consolidated Statement of Income (Parenthetical) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Statement [Abstract]
Provision for (Benefit from) Income Taxes on Income (Loss) from Discontinued Operations	$ (0.6)	$ (0.5)	$ (10.8)
Provision for (Benefit From) Income Taxes on Gain (Loss) on Disposal of Discontinued Operations		$ (3.2)	$ (33.2)

Income tax expense or benefit attributable to Income or Loss from discontinued operations during the phase-out period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

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