Derivative Instruments (Tables)

12 Months Ended

Dec. 31, 2011

Derivative Instruments [Abstract]

Interest rate hedges

						Included in accompanying balance sheet at December 31, 2011
	Notional Amount		Interest Rate(1)			Liability		AOCL  — loss/ (income)			Noncontrolling Interest
	(in millions, except %)
Interest rate locks:
2005-2006	$	200.0		4.87	%		—	$	(2.3	)		—
2006-2007	$	370.0		5.34	%		—	$	10.6			—
TRIP Holdings (2)	$	788.5		3.60	%		—	$	23.4		$	17.5
Interest rate swaps:
TRIP Rail Master Funding secured railcar equipment notes	$	89.5		2.62	%	$	4.8	$	2.7		$	2.0
2008 debt issuance	$	474.7		4.13	%	$	48.9	$	46.7			—

⁽¹⁾ Weighted average fixed interest rate

⁽²⁾ Previously classified with interest rate swaps

Interest rate hedges effect on interest expense

	Effect on interest expense –increase/(decrease)
	Year Ended December 31,									Expected  effect during next twelve months (1)
	2011			2010			2009
	(in millions)
Interest rate locks:
2005-2006	$	(0.4	)	$	(0.4	)	$	(0.4	)	$	(0.3	)
2006-2007	$	3.5		$	3.8		$	4.0		$	3.4
TRIP Holdings (2)	$	17.4		$	29.3			—		$	6.0
Interest rate swaps:
TILC warehouse		—		$	0.5		$	2.9			—
TRIP Rail Master Funding secured railcar equipment notes	$	1.1			—			—		$	1.7
2008 debt issuance	$	19.6		$	19.7		$	21.6		$	17.0

⁽¹⁾ Based on fair value as of December 31, 2011

⁽²⁾ Previously classified with interest rate swaps

Other Derivatives

	Effect on operating income — increase/(decrease)
	Year Ended December 31,
	2011		2010			2009
	(in millions)
Fuel hedges (1)
Effect of mark to market valuation	$	0.0	$	0.0		$	(0.3	)
Settlements		0.4		(0.1	)		(1.2	)
	$	0.4	$	(0.1	)	$	(1.5	)
Foreign exchange hedges (2)	$	0.1	$	(0.9	)	$	(1.9	)

⁽¹⁾ Included in cost of revenues in the accompanying consolidated statement of operations

⁽²⁾ Included in other, net in the accompanying consolidated statement of operations