Capital and Operating Leases

12 Months Ended

Dec. 31, 2011

CAPITAL AND OPERATING LEASES [Abstract]

Leases of Lessee Disclosure [Text Block]

CAPITAL AND OPERATING LEASES

Lessee — The Company leases various assets under capital and operating leases, including coal railcars, computers, vehicles and other equipment. The lease arrangements expire at various dates through 2023.

Future minimum lease payments under non-cancelable leases at December 31, 2011 were:



	Capital			Operating
(in Millions)	Leases			Leases
2012	$	4		$	28
2013	2			23
2014	5			18
2015	2			17
2016	—			16
Thereafter	—			52
Total minimum lease payments	13			$	154
Less imputed interest	1
Present value of net minimum lease payments	12
Less current portion	(3		)
Non-current portion	$	9

Rental expense for operating leases was $57 million in 2011, $44 million in 2010, and $48 million in 2009.

- Definition

The entire disclosure for lessee entity's leasing arrangements including, but not limited to, all of the following: (a.) The basis on which contingent rental payments are determined, (b.) The existence and terms of renewal or purchase options and escalation clauses, (c.) Restrictions imposed by lease agreements, such as those concerning dividends, additional debt, and further leasing.

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