Condensed Consolidated Statements of Comprehensive Income (Parentheticals) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax	$ 0.8		$ (0.5)		$ 3.2		$ (2.0)
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Tax	(0.2)	[1]	0.4	[1]	0.8	[1]	(0.6)	[1]
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax	0.6		(0.1)		4.0		(2.6)
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized (Gain) Loss Arising During Period, Tax	0		(0.1)		0		0
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Tax	3.0	[1]	4.1	[1]	9.9	[1]	17.1	[1]
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax	$ 3.0		$ 4.0		$ 9.9		$ 17.1

[1] Amounts in parentheses indicate charges to the condensed consolidated statements of income.