Income Taxes (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Examination [Line Items]
Loss from continuing operations before income taxes	$ (526.5)	$ (508.9)	$ (560.4)
Domestic Tax Authority [Member]
Income Tax Examination [Line Items]
Loss from continuing operations before income taxes	(976.0)	(11.6)	2.5
Foreign Tax Authority [Member]
Income Tax Examination [Line Items]
Loss from continuing operations before income taxes	(306.3)	(73.3)	(279.9)
Other Income Tax Authority [Member]
Income Tax Examination [Line Items]
Loss from continuing operations before income taxes	$ 755.8	$ (424.0)	$ (283.0)