Consolidated Statements of Operations (unaudited) (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
Provision for income taxes related to gain on sale of discontinued operations	$ 0	$ 0	$ 5.4	$ 0
Provision (benefit) for income taxes related to income (loss) from discontinued operations	$ 0.1	$ 0.4	$ (0.7)	$ 1.2

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

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