Supplemental Guarantor Information Condensed Consolidated Statements of Comprehensive Income (Loss) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Supplemental Guarantor Information [Line Items]
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 126.1	$ 121.5	$ 17.2
Parent Guarantor [Member]
Supplemental Guarantor Information [Line Items]
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	126.1	121.5	17.2
Subsidiary Issuer [Member]
Supplemental Guarantor Information [Line Items]
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	141.3	121.5	17.2
Guarantor Subsidiaries [Member]
Supplemental Guarantor Information [Line Items]
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	409.0	322.8	343.7
Non-Guarantor Subsidiaries [Member]
Supplemental Guarantor Information [Line Items]
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	4.8	13.2	2.0
Co-Issuer [Member]
Supplemental Guarantor Information [Line Items]
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	0	0	0
Consolidating Adjustments [Member]
Supplemental Guarantor Information [Line Items]
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(555.1)	(457.5)	(362.9)
Consolidated [Member]
Supplemental Guarantor Information [Line Items]
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 126.1	$ 121.5	$ 17.2