Consolidated Statements of Stockholders' Equity (Parenthetical) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Consolidated Statements of Stockholders' Equity
Net income (loss) attributable to redeemable noncontrolling interest	$ (0.2)	$ 2.9
Other comprehensive income (loss) attributable to redeemable noncontrolling interest	$ 2.1	$ (7.7)

Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.19)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration