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Consolidated Statements of Operations (Parenthetical) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Income Statement [Abstract]
Loss from discontinued operations, income taxes	$ 0.4	$ 0.3	$ (0.9)	$ 0.5
Loss on sale of discontinued operations, income taxes	$ 0	$ 0	$ 3.3	$ 0

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

Amount of tax expense or benefit on gain (loss), not previously recognized, resulting from the sale of a business component.