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Commitments (Tables) | 12 Months Ended
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Dec. 31, 2011
Commitments Tables [Abstract] |
Operating Leases Of Lessee Disclosure Text Block |
December 31, |  | Future Commitments for Operating Leases
|  |  | (in millions)
2012 | . |  | $ | 57
2013 | . |  |  | 57
2014 | . |  |  | 55
2015 | . |  |  | 54
2016 | . |  |  | 54
Thereafter |  |  | 730
Total |  | $ | 1,007
Capital Lease Commitments |
December 31, |  | Future Minimum Lease Payments
|  |  | (in millions)
2012 | . |  | $ | 14
2013 | . |  |  | 11
2014 | . |  |  | 10
2015 | . |  |  | 9
2016 | . |  |  | 9
Thereafter |  |  | 125
Total |  | $ | 178
Less: Imputed interest |  |  | 106
Present value of total minimum lease payments |  | $ | 72
Electricity Purchase Contract Commitment |
December 31, |  | Future Commitments for Electricity Purchase Contracts
|  |  | (in millions)
2012 | . |  | $ | 2,800
2013 | . |  |  | 2,412
2014 | . |  |  | 2,034
2015 | . |  |  | 1,995
2016 | . |  |  | 1,979
Thereafter |  |  | 23,887
Total |  | $ | 35,107
Fuel Contract Commitments |
December 31, |  | Future Commitments for Fuel Contracts
|  |  | (in millions)
2012 | . |  | $ | 1,980
2013 | . |  |  | 1,187
2014 | . |  |  | 790
2015 | . |  |  | 663
2016 | . |  |  | 661
Thereafter |  |  | 4,875
Total |  | $ | 10,156
Other Purchase Contract Commitment |
December 31, |  | Future Commitments for Other Purchase Contracts
|  |  | (in millions)
2012 | . |  | $ | 1,853
2013 | . |  |  | 1,476
2014 | . |  |  | 1,232
2015 | . |  |  | 990
2016 | . |  |  | 906
Thereafter |  |  | 9,618
Total |  | $ | 16,075

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- Definition Description of key provisions of an arrangement under which the entity has agreed to purchase electricity over a period of time greater than one year or the normal operating cycle, if longer, including the item for which expenditures will be made, minimum quantities, milestones, time period and committed amount + References No definition available. + Details
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- Definition Description of key provisions of an arrangement under which the entity has agreed to purchase fuel over a period of time greater than one year or the normal operating cycle, if longer, including the item for which expenditures will be made, minimum quantities, milestones, time period and committed amount + References No definition available. + Details
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- Definition Tabular disclosure of key provisions of an arrangement under which the entity has agreed to purchase goods or services over a period of time greater than one year or the normal operating cycle, if longer, including the item for which expenditures will be made, minimum quantities, milestones, time period and committed amount. + References No definition available. + Details
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- Definition Tabular disclosure of a 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 1,3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 13 -Paragraph 16 -Subparagraph b, c, d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6452660&loc=d3e36991-112694 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12069-110248 + Details
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- Definition Tabular disclosure of future minimum lease payments as of the date of the latest balance sheet presented, in aggregate and for each of the five years succeeding fiscal years, with separate deductions from the total for the amount representing executor costs, including any profit thereon, included in the minimum lease payments and for the amount of the imputed interest necessary to reduce the net minimum lease payments to present value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 840 -SubTopic 30 -Publisher FASB -Number -Article -Subparagraph (b) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 + Details
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