Noncontrolling Interests (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Noncontrolling interest
Balance at the beginning of the period			$ 380.0	$ 385.9
Earnings attributable to noncontrolling interest	9.8	54.8	52.6	190.1
Declaration of distribution payable			(59.1)	(58.8)
Acquisition of noncontrolling interest in CFL			(16.8)
Effect of exchange rates changes			(0.6)	3.6
Balance at the end of the period	356.1	520.8	356.1	520.8
Distributions payable to noncontrolling interest:
Distribution payable to noncontrolling interest, balance at the beginning of the period			5.3	149.7
Declaration of distributions payable			59.1	58.8
Distributions to noncontrolling interest			(64.3)	(212.8)
Effect of exchange rate changes			(0.1)	4.3
CFL
Noncontrolling interest
Balance at the beginning of the period			17.4	16.7
Earnings attributable to noncontrolling interest			2.3	137.6
Declaration of distribution payable			(2.3)
Acquisition of noncontrolling interest in CFL			(16.8)
Effect of exchange rates changes			(0.6)	3.6
Balance at the end of the period	0	157.9	0	157.9
Distributions payable to noncontrolling interest:
Distribution payable to noncontrolling interest, balance at the beginning of the period			5.3	149.7
Declaration of distributions payable			2.3
Distributions to noncontrolling interest			(7.5)	(154.0)
Effect of exchange rate changes			(0.1)	4.3
Distribution payable to noncontrolling interest, balance at the end of the period	0		0
TNCLP
Noncontrolling interest
Balance at the beginning of the period			362.6	369.2
Earnings attributable to noncontrolling interest			50.3	52.5
Declaration of distribution payable			(56.8)	(58.8)
Balance at the end of the period	356.1	362.9	356.1	362.9
Distributions payable to noncontrolling interest:
Distribution payable to noncontrolling interest, balance at the beginning of the period			0
Declaration of distributions payable			56.8	58.8
Distributions to noncontrolling interest			(56.8)	(58.8)
Distribution payable to noncontrolling interest, balance at the end of the period	$ 0		$ 0