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Commitments (Tables)

12 Months Ended

Dec. 31, 2010

Operating Leases Of Lessee Disclosure Text Block

December 31,		Future Commitments for Operating Leases
		(in millions)
2011	.	$	56
2012	.		55
2013	.		56
2014	.		54
2015	.		50
Thereafter			647
Total		$	918

Capital Lease Commitments

December 31,		Future Minimum Lease Payments
		(in millions)
2011	.	$	17
2012	.		14
2013	.		12
2014	.		11
2015	.		10
Thereafter			142
Total		$	206
Less: Imputed interest			127
Present value of total minimum lease payments		$	79

Electricity Purchase Contract Commitment

December 31,		Future Commitments for Electricity Purchase Contracts
		(in millions)
2011	.	$	3,055
2012	.		3,273
2013	.		2,845
2014	.		2,569
2015	.		2,642
Thereafter			37,776
Total		$	52,160

Fuel Contract Commitments

December 31,		Future Commitments for Fuel Contracts
		(in millions)
2011	.	$	1,530
2012	.		1,144
2013	.		733
2014	.		552
2015	.		454
Thereafter			4,391
Total		$	8,804

Other Purchase Contract Commitment

December 31,		Future Commitments for Other Purchase Contracts
		(in millions)
2011	.	$	1,628
2012	.		1,357
2013	.		1,246
2014	.		1,540
2015	.		1,212
Thereafter			14,057
Total		$	21,040

- Definition

General description of lessee's leasing arrangements including: (1) The basis on which contingent rental payments are determined, (2) The existence and terms of renewal or purchase options and escalation clauses, (3) Restrictions imposed by lease arrangements, such as those concerning dividends, additional debt, and further leasing, (4) Rent holidays, rent concessions, or leasehold improvement incentives and unusual provisions or conditions. Disclosure may also include the specific period used to amortize material leasehold improvements made at the inception of the lease or during the lease term. Additionally, for operating leases having initial or remaining noncancelable lease terms in excess of one year: (a) future minimum rental payments required as of the date of the latest balance sheet presented, in the aggregate and for each of the five succeeding fiscal years, (b) the total of minimum rentals to be received in the future under noncancelable subleases as of the date of the latest balance sheet presented, and (c) for all operating leases, rental expense for each period for which an income statement is presented, with separate amounts for minimum rentals, contingent rentals, and sublease rentals. Rental payments under leases with terms of a month or less that were not renewed need not be included.

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