Accumulated Other Comprehensive Income (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Balance at December 31	$ (870.4)		$ (876.7)
Other comprehensive loss other than reclassifications	(9.0)		(23.4)
Reclassifications into earnings:
Derivative losses on cash flow hedges, net of tax	0.3	[1]	0.8	[1]
Amortization of and amortization of net actuarial loss and prior service cost, net of tax	8.0	[2]	10.1	[2]
Total reclassifications into earnings	8.3		10.9
Balance at March 31	(871.1)		(889.2)
Change in derivative losses on cash flow hedges, taxes	0.2		0.4
Adjustments of and amortization of net actuarial loss and prior service cost, taxes	4.1		5.0
Foreign Currency Gain (Loss) [Member]
Balance at December 31	(429.3)		(317.6)
Other comprehensive loss other than reclassifications	(9.0)		(23.4)
Reclassifications into earnings:
Derivative losses on cash flow hedges, net of tax	0	[1]	0
Amortization of and amortization of net actuarial loss and prior service cost, net of tax	0		0
Total reclassifications into earnings	0		0
Balance at March 31	(438.3)		(341.0)
Cash Flow Hedge [Member]
Balance at December 31	(5.1)		(6.8)
Other comprehensive loss other than reclassifications	0		0
Reclassifications into earnings:
Derivative losses on cash flow hedges, net of tax	0.3	[1]	0.8	[1]
Amortization of and amortization of net actuarial loss and prior service cost, net of tax	0		0
Total reclassifications into earnings	0.3		0.8
Balance at March 31	(4.8)		(6.0)
Net Investment Hedging [Member]
Balance at December 31	(4.3)		(4.3)
Other comprehensive loss other than reclassifications	0		0
Reclassifications into earnings:
Derivative losses on cash flow hedges, net of tax	0		0
Amortization of and amortization of net actuarial loss and prior service cost, net of tax	0		0
Total reclassifications into earnings	0		0
Balance at March 31	(4.3)		(4.3)
Accumulated Defined Benefit Plans Adjustment [Member]
Balance at December 31	(431.7)		(548.0)
Other comprehensive loss other than reclassifications	0		0
Reclassifications into earnings:
Derivative losses on cash flow hedges, net of tax	0		0
Amortization of and amortization of net actuarial loss and prior service cost, net of tax	8.0	[2]	10.1	[2]
Total reclassifications into earnings	8.0		10.1
Balance at March 31	$ (423.7)		$ (537.9)

[1] Gross amount reclassified to interest expense, and related taxes reclassified to income taxes.

[2] Gross amount reclassified to pension and postretirement expense, within selling, general & administrative expenses, and related taxes reclassified to income taxes.