$NEE
NEXTERA ENERGY INC Stock $nee

$nee Overview Financials Valuation SEC Filings Company Website

2012 Q4 Form 10-K Financial Statement

#000075330813000023 Filed on February 28, 2013

Income Statement

Concept	2012 Q4	2012	2011 Q4
Revenue	$3.375B	$14.26B	$3.864B
YoY Change	-12.66%	-7.07%	13.21%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$193.0M	$1.518B	$331.0M
YoY Change	-41.69%	-3.13%	-27.73%
% of Gross Profit
Operating Expenses	$2.713B	$10.98B	$2.850B
YoY Change	-4.81%	-9.11%	-2.56%
Operating Profit	$732.0M	$3.276B	$1.086B
YoY Change	-32.6%	0.46%	131.56%
Interest Expense	-$188.0M	-$782.0M	-$235.0M
YoY Change	-20.0%	-4.17%	8.8%
% of Operating Profit	-25.68%	-23.87%	-21.64%
Other Income/Expense, Net	$104.0M	-$673.0M	$148.0M
YoY Change	-29.73%	-16.81%	1245.45%
Pretax Income	$566.0M	$2.603B	$923.0M
YoY Change	-38.68%	6.16%	249.62%
Income Tax	$138.0M	$692.0M	$256.0M
% Of Pretax Income	24.38%	26.58%	27.74%
Net Earnings	$429.0M	$1.911B	$667.0M
YoY Change	-35.68%	-0.62%	153.61%
Net Earnings / Revenue	12.71%	13.4%	17.26%
Basic Earnings Per Share	$1.02	$4.59	$1.60
Diluted Earnings Per Share	$1.02	$4.56	$1.59
COMMON SHARES
Basic Shares Outstanding		416.7M shares
Diluted Shares Outstanding		419.2M shares

Balance Sheet

Concept	2012 Q4	2012	2011 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$329.0M	$329.0M	$377.0M
YoY Change	-12.73%	-12.73%	24.83%
Cash & Equivalents	$438.0M	$329.0M	$329.0M
Short-Term Investments
Other Short-Term Assets	$342.0M	$1.779B	$300.0M
YoY Change	14.0%	9.88%	-7.69%
Inventory	$1.073B	$1.073B	$1.074B
Prepaid Expenses
Receivables	$1.487B	$1.487B	$1.372B
Other Receivables	$569.0M	$569.0M	$430.0M
Total Short-Term Assets	$5.237B	$5.237B	$4.872B
YoY Change	7.49%	7.49%	-7.34%
LONG-TERM ASSETS
Property, Plant & Equipment	$49.41B	$49.41B	$42.49B
YoY Change	16.29%	16.29%	8.74%
Goodwill	$151.0M		$147.0M
YoY Change	2.72%		25.64%
Intangibles
YoY Change
Long-Term Investments	$262.0M	$5.166B	$0.00
YoY Change		8.21%
Other Assets	$1.629B	$4.376B	$1.920B
YoY Change	-15.16%	-8.64%	61.34%
Total Long-Term Assets	$9.789B	$59.20B	$9.826B
YoY Change	-0.38%	13.16%	13.45%
TOTAL ASSETS
Total Short-Term Assets	$5.237B	$5.237B	$4.872B
Total Long-Term Assets	$9.789B	$59.20B	$9.826B
Total Assets	$64.44B	$64.44B	$57.19B
YoY Change	12.68%	12.68%	7.91%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.281B	$1.281B	$1.191B
YoY Change	7.56%	7.56%	5.96%
Accrued Expenses	$841.0M	$841.0M	$982.0M
YoY Change	-14.36%	-14.36%	17.89%
Deferred Revenue
YoY Change
Short-Term Debt	$200.0M	$1.411B	$0.00
YoY Change		4.6%	-100.0%
Long-Term Debt Due	$2.771B	$2.771B	$808.0M
YoY Change	242.95%	242.95%	-57.92%
Total Short-Term Liabilities	$8.879B	$8.879B	$6.719B
YoY Change	32.15%	32.15%	-2.68%
LONG-TERM LIABILITIES
Long-Term Debt	$23.18B	$23.18B	$20.81B
YoY Change	11.37%	11.37%	15.53%
Other Long-Term Liabilities	$1.454B	$9.612B	$1.424B
YoY Change	2.11%	6.39%	0.49%
Total Long-Term Liabilities	$16.32B	$32.79B	$14.72B
YoY Change	10.87%	9.86%	8.08%
TOTAL LIABILITIES
Total Short-Term Liabilities	$8.879B	$8.879B	$6.719B
Total Long-Term Liabilities	$16.32B	$32.79B	$14.72B
Total Liabilities	$25.19B	$48.37B	$21.44B
YoY Change	17.54%	14.5%	4.46%
SHAREHOLDERS EQUITY
Retained Earnings	$10.78B		$9.876B
YoY Change	9.18%		11.3%
Common Stock	$5.540B		$5.221B
YoY Change	6.11%		-3.71%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$16.07B	$16.07B	$14.94B
YoY Change
Total Liabilities & Shareholders Equity	$64.44B	$64.44B	$57.19B
YoY Change	12.68%	12.68%	7.91%

Cashflow Statement

Concept	2012 Q4	2012	2011 Q4
OPERATING ACTIVITIES
Net Income	$429.0M	$1.911B	$667.0M
YoY Change	-35.68%	-0.62%	153.61%
Depreciation, Depletion And Amortization	$193.0M	$1.518B	$331.0M
YoY Change	-41.69%	-3.13%	-27.73%
Cash From Operating Activities	$835.0M	$3.992B	$957.0M
YoY Change	-12.75%	-2.01%	-10.14%
INVESTING ACTIVITIES
Capital Expenditures	-$1.206B	-$4.870B	-$1.364B
YoY Change	-11.58%	20.93%	96.26%
Acquisitions
YoY Change
Other Investing Activities	-$1.221B	-$141.0M	$507.0M
YoY Change	-340.83%	-31.22%	-149.08%
Cash From Investing Activities	-$2.427B	-$8.928B	-$857.0M
YoY Change	183.2%	69.12%	-50.41%
FINANCING ACTIVITIES
Cash Dividend Paid		$1.004B
YoY Change		9.13%
Common Stock Issuance & Retirement, Net		-$386.0M
YoY Change		-218.04%
Debt Paid & Issued, Net		$1.612B
YoY Change		-24.0%
Cash From Financing Activities	1.675B	$4.888B	-363.0M
YoY Change	-561.43%	281.88%	-308.62%
NET CHANGE
Cash From Operating Activities	835.0M	$3.992B	957.0M
Cash From Investing Activities	-2.427B	-$8.928B	-857.0M
Cash From Financing Activities	1.675B	$4.888B	-363.0M
Net Change In Cash	83.00M	-$48.00M	-263.0M
YoY Change	-131.56%	-164.0%	-46.22%
FREE CASH FLOW
Cash From Operating Activities	$835.0M	$3.992B	$957.0M
Capital Expenditures	-$1.206B	-$4.870B	-$1.364B
Free Cash Flow	$2.041B	$8.862B	$2.321B
YoY Change	-12.06%	9.39%	31.88%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2011Q4	us-gaap	Accounts Payable Current And Noncurrent AccountsPayableCurrentAndNoncurrent	1191000000	USD
CY2012Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1487000000	USD
CY2011Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1372000000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-255000000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-154000000	USD
CY2010Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	166000000	USD
CY2009Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	169000000	USD
CY2011Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	5217000000	USD
CY2012Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	5536000000	USD
CY2012	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	1000000	USD
CY2011	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	1000000	USD
CY2010	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	2000000	USD
CY2011	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	49000000	USD
CY2010	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	57000000	USD
CY2012	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	57000000	USD
CY2012Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	10000000	USD
CY2011Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	11000000	USD
CY2011	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	14000000	USD
CY2012	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	14000000	USD
CY2010	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	18000000	USD
CY2011	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	14600000	shares
CY2012	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	11400000	shares
CY2010	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	9100000	shares
CY2012	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	94000000	USD
CY2011	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	89000000	USD
CY2012Q4	us-gaap	Asset Retirement Obligation Legally Restricted Assets Fair Value AssetRetirementObligationLegallyRestrictedAssetsFairValue	4117000000	USD
CY2011Q4	us-gaap	Asset Retirement Obligation Legally Restricted Assets Fair Value AssetRetirementObligationLegallyRestrictedAssetsFairValue	3742000000	USD
CY2012	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	20000000	USD
CY2011	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	6000000	USD
CY2012	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	8000000	USD
CY2011	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	123000000	USD
CY2012	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	2000000	USD
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CY2011Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	1611000000	USD
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CY2011Q4	us-gaap	Assets Assets	57188000000	USD
CY2012Q4	us-gaap	Assets Assets	64439000000	USD
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CY2011Q4	us-gaap	Assets Current AssetsCurrent	4872000000	USD
CY2011Q4	us-gaap	Assets Held For Sale Current AssetsHeldForSaleCurrent	0	USD
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CY2012Q4	us-gaap	Assets Noncurrent AssetsNoncurrent	9789000000	USD
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CY2011Q4	us-gaap	Available For Sale Equity Securities Amortized Cost Basis AvailableForSaleEquitySecuritiesAmortizedCostBasis	1425000000	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	1638000000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	1679000000	USD
CY2011	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	183000000	USD
CY2010	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	106000000	USD
CY2012	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	252000000	USD
CY2012	us-gaap	Available For Sale Securities Gross Realized Gains Losses Sale Proceeds AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds	5028000000	USD
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CY2012	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	67000000	USD
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CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	377000000	USD
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CY2011	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	75000000	USD
CY2010	us-gaap	Cash Flow Hedge Gain Loss Reclassified To Earnings Net CashFlowHedgeGainLossReclassifiedToEarningsNet	73000000	USD
CY2012	us-gaap	Cash Flow Hedge Gain Loss Reclassified To Earnings Net CashFlowHedgeGainLossReclassifiedToEarningsNet	-69000000	USD
CY2011	us-gaap	Cash Flow Hedge Gain Loss Reclassified To Earnings Net CashFlowHedgeGainLossReclassifiedToEarningsNet	-34000000	USD
CY2012	us-gaap	Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths	-44000000	USD
CY2012Q4	us-gaap	Commercial Paper CommercialPaper	1211000000	USD
CY2011Q4	us-gaap	Commercial Paper CommercialPaper	1349000000	USD
CY2010	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	2.00
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CY2011	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	2.20
CY2011Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.55
CY2012Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.60
CY2012Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.60
CY2011Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.55
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CY2011Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2012Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
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CY2012Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	800000000	shares
CY2010Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	800000000	shares
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CY2012Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	424000000	shares
CY2011Q4	us-gaap	Common Stock Value CommonStockValue	4000000	USD
CY2012Q4	us-gaap	Common Stock Value CommonStockValue	4000000	USD
CY2012Q4	us-gaap	Common Stockholders Equity CommonStockholdersEquity	16068000000	USD
CY2011Q4	us-gaap	Common Stockholders Equity CommonStockholdersEquity	14943000000	USD
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CY2011	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1603000000	USD
CY2012Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	5968000000	USD
CY2011Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	4989000000	USD
CY2012Q4	us-gaap	Construction Payable Current ConstructionPayableCurrent	427000000	USD
CY2011Q4	us-gaap	Construction Payable Current ConstructionPayableCurrent	518000000	USD
CY2012	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-4000000	USD
CY2011	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-35000000	USD
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CY2010	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	11000000	USD
CY2012	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	14000000	USD
CY2012Q4	us-gaap	Customer Deposits Current CustomerDepositsCurrent	508000000	USD
CY2011Q4	us-gaap	Customer Deposits Current CustomerDepositsCurrent	547000000	USD
CY2011Q4	us-gaap	Decommissioning Fund Investments DecommissioningFundInvestments	3867000000	USD
CY2012Q4	us-gaap	Decommissioning Fund Investments DecommissioningFundInvestments	4190000000	USD
CY2012Q4	us-gaap	Decommissioning Liability Noncurrent DecommissioningLiabilityNoncurrent	408000000	USD
CY2011Q4	us-gaap	Decommissioning Liability Noncurrent DecommissioningLiabilityNoncurrent	383000000	USD
CY2012Q4	us-gaap	Decommissioning Trust Assets Amount DecommissioningTrustAssetsAmount	4117000000	USD
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CY2012	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	636000000	USD
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CY2012	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	682000000	USD
CY2011	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	553000000	USD
CY2011	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-19000000	USD
CY2012	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	46000000	USD
CY2010	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	76000000	USD
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CY2011Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	4730000000	USD
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CY2012Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	113000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	153000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	557000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	1216000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	790000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	830000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	170000000	USD
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CY2011Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	884000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	832000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	192000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	228000000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	11744000000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	10295000000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Current DeferredTaxLiabilitiesCurrent	47000000	USD
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CY2011Q4	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	209000000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	245000000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	6703000000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	5681000000	USD
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CY2011Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	8727000000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	10206000000	USD
CY2012Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	3385000000	USD
CY2011Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	3122000000	USD
CY2012	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	44000000	USD
CY2011	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	42000000	USD
CY2010	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	34000000	USD
CY2012	us-gaap	Depreciation And Amortization DepreciationAndAmortization	1518000000	USD
CY2011	us-gaap	Depreciation And Amortization DepreciationAndAmortization	1567000000	USD
CY2010	us-gaap	Depreciation And Amortization DepreciationAndAmortization	1788000000	USD
CY2011Q4	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	-47000000	USD
CY2012Q4	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	420000000	USD
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CY2012	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	149000000	USD
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CY2012Q4	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	1800000000	USD
CY2012	us-gaap	Disposal Group Not Discontinued Operation Loss Gain On Write Down DisposalGroupNotDiscontinuedOperationLossGainOnWriteDown	0	USD
CY2011	us-gaap	Disposal Group Not Discontinued Operation Loss Gain On Write Down DisposalGroupNotDiscontinuedOperationLossGainOnWriteDown	151000000	USD
CY2010	us-gaap	Disposal Group Not Discontinued Operation Loss Gain On Write Down DisposalGroupNotDiscontinuedOperationLossGainOnWriteDown	0	USD
CY2012Q4	us-gaap	Due From Affiliate Current DueFromAffiliateCurrent	11000000	USD
CY2011Q4	us-gaap	Due From Affiliate Current DueFromAffiliateCurrent	19000000	USD
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CY2012	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.59
CY2010	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.77
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CY2012Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.02
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CY2012	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.56
CY2011	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.59
CY2011Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.64
CY2012Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.98
CY2012Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.02
CY2012Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.45
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CY2011Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.38
CY2011	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.216
CY2010	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.214
CY2012	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.266
CY2012	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2011	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2010	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
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CY2010	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.013
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.020
CY2011	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.002
CY2012	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.015
CY2010	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.024
CY2012Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	53000000	USD
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CY2012	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	22000000	USD
CY2010	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	22000000	USD
CY2011	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	19000000	USD
CY2010	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	37000000	USD
CY2011	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	42000000	USD
CY2012	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	44000000	USD
CY2012Q4	us-gaap	Employee Stock Ownership Plan Esop Deferred Shares Fair Value EmployeeStockOwnershipPlanESOPDeferredSharesFairValue	185000000	USD
CY2012Q4	us-gaap	Employee Stock Ownership Plan Esop Number Of Suspense Shares EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares	3000000	shares
CY2011Q4	us-gaap	Employee Stock Ownership Plan Esop Number Of Suspense Shares EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares	4000000	shares
CY2010Q4	us-gaap	Employee Stock Ownership Plan Esop Number Of Suspense Shares EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares	5000000	shares
CY2012Q4	us-gaap	Employee Stock Ownership Plan Esop Shares In Esop EmployeeStockOwnershipPlanESOPSharesInESOP	25000000	shares
CY2011Q4	us-gaap	Employee Stock Ownership Plan Esop Shares In Esop EmployeeStockOwnershipPlanESOPSharesInESOP		shares
CY2012Q4	us-gaap	Equity Method Investment Difference Between Carrying Amount And Underlying Equity EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity	1000000	USD
CY2011Q4	us-gaap	Equity Method Investment Difference Between Carrying Amount And Underlying Equity EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity	-19000000	USD
CY2010	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	74000000	USD
CY2011	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	95000000	USD
CY2012	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	32000000	USD
CY2011Q4	us-gaap	Equity Method Investment Summarized Financial Information Assets EquityMethodInvestmentSummarizedFinancialInformationAssets	873000000	USD
CY2012Q4	us-gaap	Equity Method Investment Summarized Financial Information Assets EquityMethodInvestmentSummarizedFinancialInformationAssets	1512000000	USD
CY2011Q4	us-gaap	Equity Method Investment Summarized Financial Information Equity Or Capital EquityMethodInvestmentSummarizedFinancialInformationEquityOrCapital	-365000000	USD
CY2012Q4	us-gaap	Equity Method Investment Summarized Financial Information Equity Or Capital EquityMethodInvestmentSummarizedFinancialInformationEquityOrCapital	-459000000	USD
CY2012Q4	us-gaap	Equity Method Investment Summarized Financial Information Liabilities EquityMethodInvestmentSummarizedFinancialInformationLiabilities	-1053000000	USD
CY2011Q4	us-gaap	Equity Method Investment Summarized Financial Information Liabilities EquityMethodInvestmentSummarizedFinancialInformationLiabilities	-508000000	USD
CY2011	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	-72000000	USD
CY2012	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	-27000000	USD
CY2011Q4	us-gaap	Equity Method Investment Underlying Equity In Net Assets EquityMethodInvestmentUnderlyingEquityInNetAssets	-182000000	USD
CY2012Q4	us-gaap	Equity Method Investment Underlying Equity In Net Assets EquityMethodInvestmentUnderlyingEquityInNetAssets	-223000000	USD
CY2012Q4	us-gaap	Equity Method Investments EquityMethodInvestments	0	USD
CY2011Q4	us-gaap	Equity Method Investments EquityMethodInvestments	0	USD
CY2012	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues	243000000	USD
CY2011	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues	362000000	USD
CY2011	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	270000000	USD
CY2012	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	273000000	USD
CY2012	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	181000000	USD
CY2011	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	166000000	USD
CY2012	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	632000000	USD
CY2011	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	537000000	USD
CY2010	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	445000000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	102000000	USD
CY2011Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	88000000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	11000000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	5000000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	5000000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	9000000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	10000000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	198000000	USD
CY2011Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	203000000	USD
CY2011Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	115000000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	96000000	USD
CY2011	us-gaap	Gain Loss On Cash Flow Hedge Ineffectiveness Net GainLossOnCashFlowHedgeIneffectivenessNet	0	USD
CY2012	us-gaap	Gain Loss On Cash Flow Hedge Ineffectiveness Net GainLossOnCashFlowHedgeIneffectivenessNet	0	USD
CY2010	us-gaap	Gain Loss On Cash Flow Hedge Ineffectiveness Net GainLossOnCashFlowHedgeIneffectivenessNet	1000000	USD
CY2010	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	67000000	USD
CY2012	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	157000000	USD
CY2011	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	85000000	USD
CY2012Q4	us-gaap	Goodwill Goodwill	151000000	USD
CY2011Q4	us-gaap	Goodwill Goodwill	147000000	USD
CY2010	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	19000000	USD
CY2011	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	51000000	USD
CY2012	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	2603000000	USD
CY2010	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	2489000000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	2452000000	USD
CY2010	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2489000000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2452000000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2603000000	USD
CY2011	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	55000000	USD
CY2010	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	58000000	USD
CY2012	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	13000000	USD
CY2011Q4	us-gaap	Income Tax Examination Interest Expense IncomeTaxExaminationInterestExpense	131000000	USD
CY2011Q4	us-gaap	Income Tax Examination Liability Refund Adjustment From Settlement With Taxing Authority IncomeTaxExaminationLiabilityRefundAdjustmentFromSettlementWithTaxingAuthority	-278000000	USD
CY2012	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	692000000	USD
CY2010	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	532000000	USD
CY2011	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	529000000	USD
CY2012	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	25000000	USD
CY2011	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-95000000	USD
CY2010	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	20000000	USD
CY2012	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-17000000	USD
CY2010	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	179000000	USD
CY2011	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-97000000	USD
CY2012	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-20000000	USD
CY2011	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	62000000	USD
CY2010	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	56000000	USD
CY2011	us-gaap	Increase Decrease In Customer Deposits IncreaseDecreaseInCustomerDeposits	-87000000	USD
CY2012	us-gaap	Increase Decrease In Customer Deposits IncreaseDecreaseInCustomerDeposits	-39000000	USD
CY2010	us-gaap	Increase Decrease In Customer Deposits IncreaseDecreaseInCustomerDeposits	21000000	USD
CY2011	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	308000000	USD
CY2012	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-1000000	USD
CY2010	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-22000000	USD
CY2010	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	52000000	USD
CY2012	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	46000000	USD
CY2011	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	22000000	USD
CY2011	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	3000000	USD
CY2012	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	139000000	USD
CY2010	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	76000000	USD
CY2010	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	-42000000	USD
CY2011	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	103000000	USD
CY2012	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	-3000000	USD
CY2012	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-44000000	USD
CY2010	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-63000000	USD
CY2011	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-192000000	USD
CY2011Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	143000000	USD
CY2012Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	143000000	USD
CY2012	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	139000000	USD
CY2011	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	104000000	USD
CY2010	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	71000000	USD
CY2012	us-gaap	Interest Paid Net InterestPaidNet	1001000000	USD
CY2010	us-gaap	Interest Paid Net InterestPaidNet	916000000	USD
CY2011	us-gaap	Interest Paid Net InterestPaidNet	978000000	USD
CY2011Q4	us-gaap	Inventory Net InventoryNet	1074000000	USD
CY2012Q4	us-gaap	Inventory Net InventoryNet	1073000000	USD
CY2011Q4	us-gaap	Investments And Other Noncurrent Assets InvestmentsAndOtherNoncurrentAssets	907000000	USD
CY2012Q4	us-gaap	Investments And Other Noncurrent Assets InvestmentsAndOtherNoncurrentAssets	976000000	USD
CY2012Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	64439000000	USD
CY2011Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	57188000000	USD
CY2012Q4	us-gaap	Liabilities Current LiabilitiesCurrent	8879000000	USD
CY2011Q4	us-gaap	Liabilities Current LiabilitiesCurrent	6719000000	USD
CY2012Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	16315000000	USD
CY2011Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	14716000000	USD
CY2011Q4	us-gaap	Liabilities Of Assets Held For Sale LiabilitiesOfAssetsHeldForSale	0	USD
CY2012Q4	us-gaap	Liabilities Of Assets Held For Sale LiabilitiesOfAssetsHeldForSale	733000000	USD
CY2012Q4	us-gaap	Line Of Credit Facility Remaining Borrowing Capacity LineOfCreditFacilityRemainingBorrowingCapacity	7600000000	USD
CY2011Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	808000000	USD
CY2012Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	2771000000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	2771000000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	2066000000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	975000000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	2321000000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	2804000000	USD
CY2012Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	23177000000	USD
CY2011Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	20810000000	USD
CY2012	us-gaap	Maximum Length Of Time Hedged In Foreign Currency Cash Flow Hedge MaximumLengthOfTimeHedgedInForeignCurrencyCashFlowHedge	September 2030
CY2010	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1514000000	USD
CY2011	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1280000000	USD
CY2012	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	4888000000	USD
CY2012	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-8928000000	USD
CY2011	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-5279000000	USD
CY2010	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-5284000000	USD
CY2012	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3992000000	USD
CY2011	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	4074000000	USD
CY2010	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3834000000	USD
CY2010	us-gaap	Net Income Loss NetIncomeLoss	1957000000	USD
CY2012	us-gaap	Net Income Loss NetIncomeLoss	1911000000	USD
CY2011	us-gaap	Net Income Loss NetIncomeLoss	1923000000	USD
CY2012Q1	us-gaap	Net Income Loss NetIncomeLoss	461000000	USD
CY2012Q2	us-gaap	Net Income Loss NetIncomeLoss	607000000	USD
CY2011Q3	us-gaap	Net Income Loss NetIncomeLoss	407000000	USD
CY2012Q4	us-gaap	Net Income Loss NetIncomeLoss	429000000	USD
CY2011Q4	us-gaap	Net Income Loss NetIncomeLoss	667000000	USD
CY2011Q2	us-gaap	Net Income Loss NetIncomeLoss	580000000	USD
CY2011Q1	us-gaap	Net Income Loss NetIncomeLoss	268000000	USD
CY2012Q3	us-gaap	Net Income Loss NetIncomeLoss	415000000	USD
CY2010	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	35000000	USD
CY2011	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	0	USD
CY2012	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	0	USD
CY2011	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-809000000	USD
CY2010	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-738000000	USD
CY2012	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-673000000	USD
CY2012Q4	us-gaap	Notional Amount Of Foreign Currency Cash Flow Hedge Derivatives NotionalAmountOfForeignCurrencyCashFlowHedgeDerivatives	662000000	USD
CY2012Q4	us-gaap	Notional Amount Of Interest Rate Cash Flow Hedge Derivatives NotionalAmountOfInterestRateCashFlowHedgeDerivatives	7300000000	USD
CY2010	us-gaap	Operating Expenses OperatingExpenses	12090000000	USD
CY2012	us-gaap	Operating Expenses OperatingExpenses	10980000000	USD
CY2011	us-gaap	Operating Expenses OperatingExpenses	12080000000	USD
CY2010	us-gaap	Operating Income Loss OperatingIncomeLoss	3227000000	USD
CY2012	us-gaap	Operating Income Loss OperatingIncomeLoss	3276000000	USD
CY2011	us-gaap	Operating Income Loss OperatingIncomeLoss	3261000000	USD
CY2011Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	858000000	USD
CY2012Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	1000000000	USD
CY2012Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	732000000	USD
CY2011Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	414000000	USD
CY2011Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	902000000	USD
CY2012Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	803000000	USD
CY2011Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	1086000000	USD
CY2012Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	742000000	USD
CY2011Q4	us-gaap	Other Assets OtherAssets	9826000000	USD
CY2012Q4	us-gaap	Other Assets OtherAssets	9789000000	USD
CY2011Q4	us-gaap	Other Assets Current OtherAssetsCurrent	300000000	USD
CY2012Q4	us-gaap	Other Assets Current OtherAssetsCurrent	342000000	USD
CY2012Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1629000000	USD
CY2011Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1920000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-1000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	7000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-5000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-3000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	0	USD
CY2012	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	3000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-3000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-101000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-320000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-3000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-101000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-320000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-28000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-45000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	2000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-19000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	1000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-32000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-21000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-49000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-77000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	-52000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	-34000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	-16000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	37000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	-38000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	44000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeTax	-35000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeTax	25000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeTax	18000000	USD
CY2010	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-5000000	USD
CY2012	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-106000000	USD
CY2011	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-265000000	USD
CY2010	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-3000000	USD
CY2011	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-135000000	USD
CY2012	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-55000000	USD
CY2012	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	70000000	USD
CY2010	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	60000000	USD
CY2011	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	19000000	USD
CY2010	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	41000000	USD
CY2012	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	48000000	USD
CY2011	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	13000000	USD
CY2012Q4	us-gaap	Other Liabilities OtherLiabilities	7897000000	USD
CY2011Q4	us-gaap	Other Liabilities OtherLiabilities	7424000000	USD
CY2012Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	904000000	USD
CY2011Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	752000000	USD
CY2011Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1424000000	USD
CY2012Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1454000000	USD
CY2012	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-23000000	USD
CY2011	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	37000000	USD
CY2010	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-12000000	USD
CY2012	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	133000000	USD
CY2011	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	321000000	USD
CY2010	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	54000000	USD
CY2012Q4	us-gaap	Other Receivables Net Current OtherReceivablesNetCurrent	569000000	USD
CY2011Q4	us-gaap	Other Receivables Net Current OtherReceivablesNetCurrent	430000000	USD
CY2011	us-gaap	Payments For Proceeds From Nuclear Fuel PaymentsForProceedsFromNuclearFuel	538000000	USD
CY2010	us-gaap	Payments For Proceeds From Nuclear Fuel PaymentsForProceedsFromNuclearFuel	274000000	USD
CY2012	us-gaap	Payments For Proceeds From Nuclear Fuel PaymentsForProceedsFromNuclearFuel	305000000	USD
CY2011	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-132000000	USD
CY2010	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-32000000	USD
CY2012	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-93000000	USD
CY2012	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	19000000	USD
CY2011	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	375000000	USD
CY2010	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
CY2010	us-gaap	Payments Of Dividends PaymentsOfDividends	823000000	USD
CY2012	us-gaap	Payments Of Dividends PaymentsOfDividends	1004000000	USD
CY2011	us-gaap	Payments Of Dividends PaymentsOfDividends	920000000	USD
CY2011	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	515000000	USD
CY2012	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	312000000	USD
CY2010	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	714000000	USD
CY2010	us-gaap	Payments To Invest In Decommissioning Fund PaymentsToInvestInDecommissioningFund	6835000000	USD
CY2012	us-gaap	Payments To Invest In Decommissioning Fund PaymentsToInvestInDecommissioningFund	5107000000	USD
CY2011	us-gaap	Payments To Invest In Decommissioning Fund PaymentsToInvestInDecommissioningFund	4440000000	USD
CY2011Q4	us-gaap	Prepaid Pension Costs PrepaidPensionCosts	1021000000	USD
CY2012Q4	us-gaap	Prepaid Pension Costs PrepaidPensionCosts	1031000000	USD
CY2010	us-gaap	Proceeds From Advances For Construction ProceedsFromAdvancesForConstruction	0	USD
CY2012	us-gaap	Proceeds From Advances For Construction ProceedsFromAdvancesForConstruction	314000000	USD
CY2011	us-gaap	Proceeds From Advances For Construction ProceedsFromAdvancesForConstruction	-565000000	USD
CY2011	us-gaap	Proceeds From Decommissioning Fund ProceedsFromDecommissioningFund	4348000000	USD
CY2012	us-gaap	Proceeds From Decommissioning Fund ProceedsFromDecommissioningFund	5028000000	USD
CY2010	us-gaap	Proceeds From Decommissioning Fund ProceedsFromDecommissioningFund	6726000000	USD
CY2011	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	48000000	USD
CY2010	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	308000000	USD
CY2012	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	405000000	USD
CY2010	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	3724000000	USD
CY2011	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	3940000000	USD
CY2012	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	14256000000	USD
CY2012	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	6630000000	USD
CY2004	us-gaap	Proceeds From Issuance Of Trust Preferred Securities ProceedsFromIssuanceOfTrustPreferredSecurities	300000000	USD
CY2010	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-57000000	USD
CY2011	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-118000000	USD
CY2012	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-242000000	USD
CY2010	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-1130000000	USD
CY2012	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	61000000	USD
CY2011	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	460000000	USD
CY2010	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	721000000	USD
CY2011	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	488000000	USD
CY2012	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	273000000	USD
CY2010	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	0	USD
CY2011	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	1204000000	USD
CY2012	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	0	USD
CY2011Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	57552000000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	64917000000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	49413000000	USD
CY2011Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	42490000000	USD
CY2011	us-gaap	Property Plant And Equipment Useful Life PropertyPlantAndEquipmentUsefulLife	P30Y
CY2010	us-gaap	Property Plant And Equipment Useful Life PropertyPlantAndEquipmentUsefulLife	P25Y
CY2010	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	50000000	USD
CY2012	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	74000000	USD
CY2011	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	50000000	USD
CY2011	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	39000000	USD
CY2012	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	67000000	USD
CY2010	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	37000000	USD
CY2012	us-gaap	Public Utilities Allowance For Funds Used During Construction Rate PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate	0.0641
CY2010Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Rate PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate	0.0741
	us-gaap	Public Utilities Allowance For Funds Used During Construction Rate PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate	0.0641
CY2011	us-gaap	Public Utilities Allowance For Funds Used During Construction Rate PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate	0.0641
CY2012	us-gaap	Public Utilities Property Plant And Equipment Disclosure Of Composite Depreciation Rate For Plants In Service PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService	0.033
CY2011	us-gaap	Public Utilities Property Plant And Equipment Disclosure Of Composite Depreciation Rate For Plants In Service PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService	0.032
CY2010	us-gaap	Public Utilities Property Plant And Equipment Disclosure Of Composite Depreciation Rate For Plants In Service PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService	0.032
CY2010	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	15317000000	USD
CY2011	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	15341000000	USD
CY2010	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	769000000	USD
CY2012	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1612000000	USD
CY2011	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2121000000	USD
CY2012Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	149000000	USD
CY2011Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	88000000	USD
CY2011Q4	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	565000000	USD
CY2012Q4	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	251000000	USD
CY2011Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	9876000000	USD
CY2012Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	10783000000	USD
CY2012	us-gaap	Revenues Revenues	14256000000	USD
CY2011	us-gaap	Revenues Revenues	15341000000	USD
CY2010	us-gaap	Revenues Revenues	15317000000	USD
CY2011Q2	us-gaap	Revenues Revenues	3961000000	USD
CY2012Q1	us-gaap	Revenues Revenues	3371000000	USD
CY2012Q4	us-gaap	Revenues Revenues	3375000000	USD
CY2011Q4	us-gaap	Revenues Revenues	3864000000	USD
CY2011Q1	us-gaap	Revenues Revenues	3134000000	USD
CY2012Q3	us-gaap	Revenues Revenues	3843000000	USD
CY2011Q3	us-gaap	Revenues Revenues	4382000000	USD
CY2012Q2	us-gaap	Revenues Revenues	3667000000	USD
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	20000000	shares
CY2011Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	0	USD
CY2012Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	200000000	USD
CY2011Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.0048
CY2012Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.0049
CY2012	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	60000000	USD
CY2011	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	-8000000	USD
CY2010	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	87000000	USD
CY2011Q4	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	6700000	shares
CY2010Q4	us-gaap	Stockholders Equity StockholdersEquity	14461000000	USD
CY2009Q4	us-gaap	Stockholders Equity StockholdersEquity	12967000000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	14943000000	USD
CY2012Q4	us-gaap	Stockholders Equity StockholdersEquity	16068000000	USD
CY2011Q4	us-gaap	Tax Credit Carryforward Deferred Tax Asset TaxCreditCarryforwardDeferredTaxAsset	2111000000	USD
CY2012Q4	us-gaap	Tax Credit Carryforward Deferred Tax Asset TaxCreditCarryforwardDeferredTaxAsset	2312000000	USD
CY2012	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	1186000000	USD
CY2011	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	1204000000	USD
CY2010	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	1164000000	USD
CY2011Q4	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	55.76
CY2011Q4	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	375000000	USD
CY2012	us-gaap	Unrealized Gain Loss On Derivatives And Commodity Contracts UnrealizedGainLossOnDerivativesAndCommodityContracts	85000000	USD
CY2011	us-gaap	Unrealized Gain Loss On Derivatives And Commodity Contracts UnrealizedGainLossOnDerivativesAndCommodityContracts	271000000	USD
CY2010	us-gaap	Unrealized Gain Loss On Derivatives And Commodity Contracts UnrealizedGainLossOnDerivativesAndCommodityContracts	386000000	USD
CY2010Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	264000000	USD
CY2011	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	2400000	shares
CY2010	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	2700000	shares
CY2012	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	2500000	shares
CY2012	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	419200000	shares
CY2011	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	419000000	shares
CY2010	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	413000000	shares
CY2012	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	416700000	shares
CY2010	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	410300000	shares
CY2011	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	416600000	shares
CY2012Q4	nee	Accrued Interest And Taxes AccruedInterestAndTaxes	414000000	USD
CY2011Q4	nee	Accrued Interest And Taxes AccruedInterestAndTaxes	464000000	USD
CY2011Q4	nee	Accrued Liability For Nuclear Maintenance Costs AccruedLiabilityForNuclearMaintenanceCosts	49000000	USD
CY2012Q4	nee	Accrued Liability For Nuclear Maintenance Costs AccruedLiabilityForNuclearMaintenanceCosts	35000000	USD
CY2011Q4	nee	Accumulated Depreciation And Amortization AccumulatedDepreciationAndAmortization	15062000000	USD
CY2012Q4	nee	Accumulated Depreciation And Amortization AccumulatedDepreciationAndAmortization	15504000000	USD
CY2012Q4	nee	Additional Collateral Aggregate Fair Value Due To Credit Rating Downgrade To Bbb Or Baa2 AdditionalCollateralAggregateFairValueDueToCreditRatingDowngradeToBbbOrBaa2	400000000	USD
CY2011Q4	nee	Fair Value Assets Measured On Recurring Basis Special Use Funds Invested In Commingled Funds FairValueAssetsMeasuredOnRecurringBasisSpecialUseFundsInvestedInCommingledFunds	1086000000	USD
CY2012Q4	nee	Additional Collateral Aggregate Fair Value Due To Credit Rating Downgrade To Below Investment Grade AdditionalCollateralAggregateFairValueDueToCreditRatingDowngradeToBelowInvestmentGrade	2300000000	USD
CY2012Q4	nee	Additional Collateral Aggregate Fair Value Due To Other Financial Measures AdditionalCollateralAggregateFairValueDueToOtherFinancialMeasures	700000000	USD
	nee	Aggregate Price For Shares AggregatePriceForShares	35900000	USD
CY2012Q4	nee	Amount Of Limited Insurance Coverage Per Occurrence Per Site Under Nuclear Insurance Mutual Companies For Property Damage Decontamination And Premature Decommissioning Risks AmountOfLimitedInsuranceCoveragePerOccurrencePerSiteUnderNuclearInsuranceMutualCompaniesForPropertyDamageDecontaminationAndPrematureDecommissioningRisks	2750000000	USD
CY2012Q4	nee	Amount Of Private Liability Insurance Per Nuclear Power Plant Site AmountOfPrivateLiabilityInsurancePerNuclearPowerPlantSite	375000000	USD
CY2012Q4	nee	Amount Of Secondary Financial Protection Per Incident At Nuclear Reactor AmountOfSecondaryFinancialProtectionPerIncidentAtNuclearReactor	12200000000	USD
CY2012	nee	Amount Of Surplus Depreciation Credit Cap Recognized AmountOfSurplusDepreciationCreditCapRecognized	480000000	USD
CY2010	nee	Amount Of Surplus Depreciation Credit Cap Recognized AmountOfSurplusDepreciationCreditCapRecognized	4000000	USD
CY2011	nee	Amount Of Surplus Depreciation Credit Cap Recognized AmountOfSurplusDepreciationCreditCapRecognized	187000000	USD
CY2012Q4	nee	Approximate Number Of Customer Accounts ApproximateNumberOfCustomerAccounts	4600000
CY2012Q4	nee	Capacity Of Facilities Under Differential Membership Agreements CapacityOfFacilitiesUnderDifferentialMembershipAgreements	3059
CY2012Q4	nee	Capacity To Absorb Storm Restoration Costs CapacityToAbsorbStormRestorationCosts	117000000	USD
CY2010	nee	Capital Contributions CapitalContributions	0	USD
CY2012	nee	Capital Contributions CapitalContributions	0	USD
CY2011	nee	Capital Contributions CapitalContributions	0	USD
CY2010	nee	Capital Expenditures Independent Power Investments And Nuclear Fuel Purchases CapitalExpendituresIndependentPowerInvestmentsAndNuclearFuelPurchases	5846000000	USD
CY2012	nee	Capital Expenditures Independent Power Investments And Nuclear Fuel Purchases CapitalExpendituresIndependentPowerInvestmentsAndNuclearFuelPurchases	9461000000	USD
CY2011	nee	Capital Expenditures Independent Power Investments And Nuclear Fuel Purchases CapitalExpendituresIndependentPowerInvestmentsAndNuclearFuelPurchases	6628000000	USD
CY2010	nee	Capital Expenditures Of Public Utility CapitalExpendituresOfPublicUtility	2605000000	USD
CY2011	nee	Capital Expenditures Of Public Utility CapitalExpendituresOfPublicUtility	3137000000	USD
CY2012	nee	Capital Expenditures Of Public Utility CapitalExpendituresOfPublicUtility	4070000000	USD
CY2012Q4	nee	Capitalized Major Maintenance Costs CapitalizedMajorMaintenanceCosts	148000000	USD
CY2011Q4	nee	Capitalized Major Maintenance Costs CapitalizedMajorMaintenanceCosts	133000000	USD
CY2011	nee	Cash Grants Under American Recovery And Reinvestment Act CashGrantsUnderAmericanRecoveryAndReinvestmentAct	624000000	USD
CY2010	nee	Cash Grants Under American Recovery And Reinvestment Act CashGrantsUnderAmericanRecoveryAndReinvestmentAct	588000000	USD
CY2012	nee	Cash Grants Under American Recovery And Reinvestment Act CashGrantsUnderAmericanRecoveryAndReinvestmentAct	196000000	USD
CY2011	nee	Cash Grants Under American Recovery And Reinvestment Act Of2009 CashGrantsUnderAmericanRecoveryAndReinvestmentActOf2009	624000000	USD
CY2010	nee	Cash Grants Under American Recovery And Reinvestment Act Of2009 CashGrantsUnderAmericanRecoveryAndReinvestmentActOf2009	588000000	USD
CY2012	nee	Cash Grants Under American Recovery And Reinvestment Act Of2009 CashGrantsUnderAmericanRecoveryAndReinvestmentActOf2009	196000000	USD
CY1999Q1	nee	Cash Paid For Repurchase Of Acquired Shares CashPaidForRepurchaseOfAcquiredShares	149213130	USD
CY2012	nee	Change In Prepaid Option Premiums And Derivative Settlements ChangeInPrepaidOptionPremiumsAndDerivativeSettlements	90000000	USD
CY2010	nee	Change In Prepaid Option Premiums And Derivative Settlements ChangeInPrepaidOptionPremiumsAndDerivativeSettlements	-86000000	USD
CY2011	nee	Change In Prepaid Option Premiums And Derivative Settlements ChangeInPrepaidOptionPremiumsAndDerivativeSettlements	11000000	USD
	nee	Common Stock Shares Purchased CommonStockSharesPurchased	1091524	shares
CY2011	nee	Convertible Investment Tax Credits ConvertibleInvestmentTaxCredits	1100000000	USD
CY2012	nee	Convertible Investment Tax Credits ConvertibleInvestmentTaxCredits	1400000000	USD
CY2012Q4	nee	Convertible Investment Tax Credits Included In Other Receivables ConvertibleInvestmentTaxCreditsIncludedInOtherReceivables	170000000	USD
CY2011Q4	nee	Convertible Investment Tax Credits Included In Other Receivables ConvertibleInvestmentTaxCreditsIncludedInOtherReceivables	95000000	USD
	nee	Convertible Shares Purchased ConvertibleSharesPurchased	2358490	shares
CY2010	nee	Cost Recovery Clauses And Franchise Fees CostRecoveryClausesAndFranchiseFees	-629000000	USD
CY2011	nee	Cost Recovery Clauses And Franchise Fees CostRecoveryClausesAndFranchiseFees	181000000	USD
CY2012	nee	Cost Recovery Clauses And Franchise Fees CostRecoveryClausesAndFranchiseFees	129000000	USD
CY2011Q4	nee	Current Assets Derivatives CurrentAssetsDerivatives	611000000	USD
CY2012Q4	nee	Current Assets Derivatives CurrentAssetsDerivatives	517000000	USD
CY2012Q4	nee	Current Assets Derviatives CurrentAssetsDerviatives	517000000	USD
CY2011Q4	nee	Current Assets Derviatives CurrentAssetsDerviatives	611000000	USD
CY2012Q4	nee	Current Regulatory Assets Deferred Clause And Franchise Expenses CurrentRegulatoryAssetsDeferredClauseAndFranchiseExpenses	75000000	USD
CY2012Q4	nee	Current Regulatory Assets Derivatives CurrentRegulatoryAssetsDerivatives	16000000	USD
CY2011Q4	nee	Current Regulatory Assets Deferred Clause And Franchise Expenses CurrentRegulatoryAssetsDeferredClauseAndFranchiseExpenses	112000000	USD
CY2011	nee	Deferred Income Tax Benefit Associated With Convertible Investment Tax Credits DeferredIncomeTaxBenefitAssociatedWithConvertibleInvestmentTaxCredits	56000000	USD
CY2012Q4	nee	Deferred Proceeds From Sale Of Differential Membership Interests DeferredProceedsFromSaleOfDifferentialMembershipInterests	1784000000	USD
CY2011Q4	nee	Current Regulatory Assets Derivatives CurrentRegulatoryAssetsDerivatives	502000000	USD
CY2012Q4	nee	Current Regulatory Assets Other CurrentRegulatoryAssetsOther	97000000	USD
CY2011Q4	nee	Current Regulatory Assets Other CurrentRegulatoryAssetsOther	84000000	USD
CY2012	nee	Customer And Other Receivables CustomerAndOtherReceivables	286000000	USD
CY2010	nee	Customer And Other Receivables CustomerAndOtherReceivables	102000000	USD
CY2011Q4	nee	Deferred Proceeds From Sale Of Differential Membership Interests DeferredProceedsFromSaleOfDifferentialMembershipInterests	1203000000	USD
CY2011Q4	nee	Deferred Tax Assets Tax Deferred Expense Decommissioning Reserves DeferredTaxAssetsTaxDeferredExpenseDecommissioningReserves	406000000	USD
CY2011	nee	Customer And Other Receivables CustomerAndOtherReceivables	-149000000	USD
CY2004Q4	nee	Damages Asserted For Breach Of Contract DamagesAssertedForBreachOfContract	34000000	USD
CY2012Q4	nee	Deferred Tax Liabilities Nuclear Decommissioning Trusts DeferredTaxLiabilitiesNuclearDecommissioningTrusts	115000000	USD
CY2011Q4	nee	Deferred Tax Liabilities Storm Reserve Deficiency DeferredTaxLiabilitiesStormReserveDeficiency	235000000	USD
CY2012Q4	nee	Deferred Tax Liabilities Storm Reserve Deficiency DeferredTaxLiabilitiesStormReserveDeficiency	212000000	USD
CY2012Q4	nee	Deferred Tax Assets Tax Deferred Expense Decommissioning Reserves DeferredTaxAssetsTaxDeferredExpenseDecommissioningReserves	418000000	USD
CY2012Q4	nee	Debt Due Within One Year DebtDueWithinOneYear	4182000000	USD
CY2011Q4	nee	Debt Due Within One Year DebtDueWithinOneYear	2157000000	USD
CY2012Q4	nee	Deemed Capital Structure DeemedCapitalStructure	0.70
CY2012	nee	Deferred Income Tax Benefit Associated With Convertible Investment Tax Credits DeferredIncomeTaxBenefitAssociatedWithConvertibleInvestmentTaxCredits	54000000	USD
CY2012Q4	nee	Deferred Tax Liabilities Deferred Fuel Costs DeferredTaxLiabilitiesDeferredFuelCosts	0	USD
CY2011Q4	nee	Deferred Tax Liabilities Deferred Fuel Costs DeferredTaxLiabilitiesDeferredFuelCosts	40000000	USD
CY2011Q4	nee	Deferred Tax Liabilities Nuclear Decommissioning Trusts DeferredTaxLiabilitiesNuclearDecommissioningTrusts	117000000	USD
CY2011	nee	Depreciation And Amortization Excluding Nuclear Fuel DepreciationAndAmortizationExcludingNuclearFuel	1567000000	USD
CY2012	nee	Depreciation And Amortization Excluding Nuclear Fuel DepreciationAndAmortizationExcludingNuclearFuel	1518000000	USD
CY2010	nee	Depreciation And Amortization Excluding Nuclear Fuel DepreciationAndAmortizationExcludingNuclearFuel	1788000000	USD
CY2012Q4	nee	Derivative Liabilities Contract DerivativeLiabilitiesContract	430000000	USD
CY2011Q4	nee	Derivative Liabilities Contract DerivativeLiabilitiesContract	1090000000	USD
CY2011	nee	Disposal Group Not Discontinued Operation Loss On Write Down After Tax DisposalGroupNotDiscontinuedOperationLossOnWriteDownAfterTax	98000000	USD
	nee	Earned Regulatory Roe Threshold Above Which Retailbase Rate Reduction May Be Sought EarnedRegulatoryRoeThresholdAboveWhichRetailbaseRateReductionMayBeSought	0.110
	nee	Earned Regulatory Roe Threshold Below Which Retailbase Rate Relief May Be Sought EarnedRegulatoryRoeThresholdBelowWhichRetailbaseRateReliefMayBeSought	0.090
CY2012	nee	Effective Depreciation Rates Excluding Decommissioning EffectiveDepreciationRatesExcludingDecommissioning	0.041
CY2010	nee	Effective Depreciation Rates Excluding Decommissioning EffectiveDepreciationRatesExcludingDecommissioning	0.044
CY2011	nee	Effective Depreciation Rates Excluding Decommissioning EffectiveDepreciationRatesExcludingDecommissioning	0.040
CY2010	nee	Effective Income Tax Rate Reconciliation Convertible Investment Tax Credits EffectiveIncomeTaxRateReconciliationConvertibleInvestmentTaxCredits	-0.025
CY2011	nee	Effective Income Tax Rate Reconciliation Convertible Investment Tax Credits EffectiveIncomeTaxRateReconciliationConvertibleInvestmentTaxCredits	-0.001
CY2012	nee	Effective Income Tax Rate Reconciliation Convertible Investment Tax Credits EffectiveIncomeTaxRateReconciliationConvertibleInvestmentTaxCredits	-0.015
CY2010	nee	Effective Income Tax Rate Reconciliation Production And Investment Tax Credits EffectiveIncomeTaxRateReconciliationProductionAndInvestmentTaxCredits	-0.122
CY2012	nee	Effective Income Tax Rate Reconciliation Production And Investment Tax Credits EffectiveIncomeTaxRateReconciliationProductionAndInvestmentTaxCredits	-0.078
CY2011	nee	Effective Income Tax Rate Reconciliation Production And Investment Tax Credits EffectiveIncomeTaxRateReconciliationProductionAndInvestmentTaxCredits	-0.111
CY2012	nee	Effective Period For Decommissioning Funding Plan For Subsidiary EffectivePeriodForDecommissioningFundingPlanForSubsidiary	4
CY2012Q4	nee	Electric Distribution Assets To Gross Investment In Electric Utility Plant In Service ElectricDistributionAssetsToGrossInvestmentInElectricUtilityPlantInService	0.34
CY2012Q4	nee	Electric Generating Assets To Gross Investment In Electric Utility Plant In Service ElectricGeneratingAssetsToGrossInvestmentInElectricUtilityPlantInService	0.50
CY2012Q4	nee	Electric Transmission Assets To Gross Investment In Electric Utility Plant In Service ElectricTransmissionAssetsToGrossInvestmentInElectricUtilityPlantInService	0.11
CY2012Q4	nee	Electric Utility Plant In Service And Other Property ElectricUtilityPlantInServiceAndOtherProperty	57054000000	USD
CY2011Q4	nee	Electric Utility Plant In Service And Other Property ElectricUtilityPlantInServiceAndOtherProperty	50768000000	USD
CY2012Q4	nee	Employee Stock Ownership Plan Esop Unearned Compensation EmployeeStockOwnershipPlanEsopUnearnedCompensation	39000000	USD
CY2012	nee	Equity In Earnings Of Subsidiaries EquityInEarningsOfSubsidiaries	0	USD
CY2010	nee	Equity In Earnings Of Subsidiaries EquityInEarningsOfSubsidiaries	0	USD
CY2011	nee	Equity In Earnings Of Subsidiaries EquityInEarningsOfSubsidiaries	0	USD
CY2011Q4	nee	Equity Method Investment Carrying Amount EquityMethodInvestmentCarryingAmount	163000000	USD
CY2012Q4	nee	Equity Method Investment Carrying Amount EquityMethodInvestmentCarryingAmount	224000000	USD
CY2012Q4	nee	Equity Method Investment Ownership Percentage High Range EquityMethodInvestmentOwnershipPercentageHighRange	0.50
CY2012Q4	nee	Equity Method Investment Ownership Percentage Low Range EquityMethodInvestmentOwnershipPercentageLowRange	0.200
CY2011Q4	nee	Equity Method Investments Of Wholly Owned Indirect Subsidiary EquityMethodInvestmentsOfWhollyOwnedIndirectSubsidiary	193000000	USD
CY2012Q4	nee	Equity Method Investments Of Wholly Owned Indirect Subsidiary EquityMethodInvestmentsOfWhollyOwnedIndirectSubsidiary	243000000	USD
CY2012	nee	Expiration Date Of Agreements For Continuing Involvement Maximum ExpirationDateOfAgreementsForContinuingInvolvementMaximum	2016
CY2012	nee	Expiration Date Of Agreements For Continuing Involvement Minimum ExpirationDateOfAgreementsForContinuingInvolvementMinimum	2013
CY2012Q4	nee	Fair Value Assets Measured On Recurring Basis Special Use Funds Invested In Commingled Funds FairValueAssetsMeasuredOnRecurringBasisSpecialUseFundsInvestedInCommingledFunds	1214000000	USD
CY2012	nee	Fair Value Net Assets Liabilities Measured On Recurring Basis Change In Unrealized Gain Loss Included In Operating Revenues FairValueNetAssetsLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLossIncludedInOperatingRevenues	157000000	USD
CY2010	nee	Fair Value Net Assets Liabilities Measured On Recurring Basis Change In Unrealized Gain Loss Included In Operating Revenues FairValueNetAssetsLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLossIncludedInOperatingRevenues	153000000	USD
CY2011	nee	Fair Value Net Assets Liabilities Measured On Recurring Basis Change In Unrealized Gain Loss Included In Operating Revenues FairValueNetAssetsLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLossIncludedInOperatingRevenues	423000000	USD
CY2011	nee	Fair Value Net Assets Liabilities Measured On Recurring Basis Gain Loss Included In Operating Revenues FairValueNetAssetsLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInOperatingRevenues	441000000	USD
CY2010	nee	Fair Value Net Assets Liabilities Measured On Recurring Basis Gain Loss Included In Operating Revenues FairValueNetAssetsLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInOperatingRevenues	384000000	USD
CY2012	nee	Fair Value Net Assets Liabilities Measured On Recurring Basis Gain Loss Included In Operating Revenues FairValueNetAssetsLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInOperatingRevenues	220000000	USD
CY2012Q4	nee	Federal Operating Loss Carryforward Expected FederalOperatingLossCarryforwardExpected	430000000	USD
CY2010	nee	Franchise Fees And Gross Receipts Taxes FranchiseFeesAndGrossReceiptsTaxes	687000000	USD
CY2011	nee	Franchise Fees And Gross Receipts Taxes FranchiseFeesAndGrossReceiptsTaxes	716000000	USD
CY2012	nee	Franchise Fees And Gross Receipts Taxes FranchiseFeesAndGrossReceiptsTaxes	684000000	USD
CY2010	nee	Fuel Purchased Power And Interchange Expense FuelPurchasedPowerAndInterchangeExpense	6242000000	USD
CY2012	nee	Fuel Purchased Power And Interchange Expense FuelPurchasedPowerAndInterchangeExpense	5121000000	USD
CY2011	nee	Fuel Purchased Power And Interchange Expense FuelPurchasedPowerAndInterchangeExpense	6256000000	USD
CY2011	nee	Fund Earnings On Decommissioning Funds Of Wholly Owned Subsidiary FundEarningsOnDecommissioningFundsOfWhollyOwnedSubsidiary	66000000	USD
CY2012	nee	Fund Earnings On Decommissioning Funds Of Wholly Owned Subsidiary FundEarningsOnDecommissioningFundsOfWhollyOwnedSubsidiary	98000000	USD
CY2010	nee	Fund Earnings On Decommissioning Funds Of Wholly Owned Subsidiary FundEarningsOnDecommissioningFundsOfWhollyOwnedSubsidiary	76000000	USD
CY2011	nee	Funds Received From Spent Fuel Settlement Agreement FundsReceivedFromSpentFuelSettlementAgreement	73000000	USD
CY2012	nee	Funds Received From Spent Fuel Settlement Agreement FundsReceivedFromSpentFuelSettlementAgreement	48000000	USD
CY2010	nee	Funds Received From Spent Fuel Settlement Agreement FundsReceivedFromSpentFuelSettlementAgreement	44000000	USD
CY2010	nee	Gain Losses On Commodity Contracts Not Designated As Hedges Recorded As Regulatory Assets Liabilities GainLossesOnCommodityContractsNotDesignatedAsHedgesRecordedAsRegulatoryAssetsLiabilities	-665000000	USD
CY2012	nee	Gain Losses On Commodity Contracts Not Designated As Hedges Recorded As Regulatory Assets Liabilities GainLossesOnCommodityContractsNotDesignatedAsHedgesRecordedAsRegulatoryAssetsLiabilities	-177000000	USD
CY2011	nee	Gain Losses On Commodity Contracts Not Designated As Hedges Recorded As Regulatory Assets Liabilities GainLossesOnCommodityContractsNotDesignatedAsHedgesRecordedAsRegulatoryAssetsLiabilities	-646000000	USD
CY2012Q4	nee	General Facilities Assets To Gross Investment In Electric Utility Plant In Service GeneralFacilitiesAssetsToGrossInvestmentInElectricUtilityPlantInService	0.05
CY2012	nee	Held To Maturity Notes Receivable Maturity Date High HeldToMaturityNotesReceivableMaturityDateHigh	2029
CY2012Q1	nee	High Common Stock Sales Price HighCommonStockSalesPrice	61.21
CY2011Q2	nee	High Common Stock Sales Price HighCommonStockSalesPrice	58.98
CY2012Q2	nee	High Common Stock Sales Price HighCommonStockSalesPrice	68.96
CY2011Q3	nee	High Common Stock Sales Price HighCommonStockSalesPrice	58.25
CY2011Q1	nee	High Common Stock Sales Price HighCommonStockSalesPrice	55.86
CY2012Q4	nee	High Common Stock Sales Price HighCommonStockSalesPrice	72.21
CY2011Q4	nee	High Common Stock Sales Price HighCommonStockSalesPrice	61.20
CY2012Q3	nee	High Common Stock Sales Price HighCommonStockSalesPrice	72.22
CY2010	nee	Income Associated With Differential Membership Interests IncomeAssociatedWithDifferentialMembershipInterests	16000000	USD
CY2012	nee	Income Associated With Differential Membership Interests IncomeAssociatedWithDifferentialMembershipInterests	81000000	USD
CY2011	nee	Income Associated With Differential Membership Interests IncomeAssociatedWithDifferentialMembershipInterests	118000000	USD
	nee	Increase In Base Rate Revenues IncreaseInBaseRateRevenues	75000000	USD
CY2012	nee	Increase In Basic And Diluted Earnings Per Share Due To Change In Estimate IncreaseInBasicAndDilutedEarningsPerShareDueToChangeInEstimate	0.11
CY2012	nee	Increase In Net Income Due To Change In Estimate IncreaseInNetIncomeDueToChangeInEstimate	44000000	USD
CY2010	nee	Independent Power Investments IndependentPowerInvestments	2899000000	USD
CY2012	nee	Independent Power Investments IndependentPowerInvestments	4591000000	USD
CY2011	nee	Independent Power Investments IndependentPowerInvestments	2601000000	USD
CY2010	nee	Interest And Other Taxes InterestAndOtherTaxes	-3000000	USD
CY2011	nee	Interest And Other Taxes InterestAndOtherTaxes	12000000	USD
CY2011Q4	nee	Margin Cash Collateral Netted Against Net Non Current Derivative Assets MarginCashCollateralNettedAgainstNetNonCurrentDerivativeAssets	109000000	USD
CY2012	nee	Interest And Other Taxes InterestAndOtherTaxes	15000000	USD
CY2012	nee	Interest Expense Aggregate Expenses InterestExpenseAggregateExpenses	1038000000	USD
CY2010	nee	Interest Expense Aggregate Expenses InterestExpenseAggregateExpenses	979000000	USD
CY2011	nee	Interest Expense Aggregate Expenses InterestExpenseAggregateExpenses	1035000000	USD
CY2010	nee	Interest Income InterestIncome	91000000	USD
CY2012	nee	Interest Income InterestIncome	86000000	USD
CY2011	nee	Interest Income InterestIncome	79000000	USD
CY2012	nee	Interest Owned In Generation Facility InterestOwnedInGenerationFacility	0.76
CY2004Q4	nee	Interest Rate Of Junior Subordinated Debentures InterestRateOfJuniorSubordinatedDebentures	0.05875
CY2012Q4	nee	Letters Of Credit Already Posted Aggregate Fair Value LettersOfCreditAlreadyPostedAggregateFairValue	150000000	USD
CY2011Q1	nee	Low Common Stock Sales Price LowCommonStockSalesPrice	51.54
CY2011Q4	nee	Low Common Stock Sales Price LowCommonStockSalesPrice	51.33
CY2012Q4	nee	Low Common Stock Sales Price LowCommonStockSalesPrice	66.05
CY2012Q2	nee	Low Common Stock Sales Price LowCommonStockSalesPrice	61.20
CY2012Q3	nee	Low Common Stock Sales Price LowCommonStockSalesPrice	65.95
CY2011Q2	nee	Low Common Stock Sales Price LowCommonStockSalesPrice	54.16
CY2012Q1	nee	Low Common Stock Sales Price LowCommonStockSalesPrice	58.57
CY2011Q3	nee	Low Common Stock Sales Price LowCommonStockSalesPrice	49.00
CY2011	nee	Major Maintenance Costs MajorMaintenanceCosts	77000000	USD
CY2010	nee	Major Maintenance Costs MajorMaintenanceCosts	88000000	USD
CY2012	nee	Major Maintenance Costs MajorMaintenanceCosts	100000000	USD
CY2010	nee	Margin Cash Collateral MarginCashCollateral	-61000000	USD
CY2011	nee	Margin Cash Collateral MarginCashCollateral	-81000000	USD
CY2012	nee	Margin Cash Collateral MarginCashCollateral	-104000000	USD
CY2011Q4	nee	Margin Cash Collateral Netted Against Net Current Derivative Assets MarginCashCollateralNettedAgainstNetCurrentDerivativeAssets	106000000	USD
CY2012Q4	nee	Margin Cash Collateral Netted Against Net Current Derivative Assets MarginCashCollateralNettedAgainstNetCurrentDerivativeAssets	43000000	USD
CY2011Q4	nee	Margin Cash Collateral Netted Against Net Current Derivative Liabilities MarginCashCollateralNettedAgainstNetCurrentDerivativeLiabilities	112000000	USD
CY2012Q4	nee	Margin Cash Collateral Netted Against Net Current Derivative Liabilities MarginCashCollateralNettedAgainstNetCurrentDerivativeLiabilities	79000000	USD
CY2012Q4	nee	Margin Cash Collateral Netted Against Net Non Current Derivative Assets MarginCashCollateralNettedAgainstNetNonCurrentDerivativeAssets	159000000	USD
CY2011Q4	nee	Margin Cash Collateral Netted Against Net Non Current Derivative Liabilities MarginCashCollateralNettedAgainstNetNonCurrentDerivativeLiabilities	79000000	USD
CY2011Q4	nee	Margin Cash Collateral Not Netted Against Derivative Assets MarginCashCollateralNotNettedAgainstDerivativeAssets	22000000	USD
CY2012Q4	nee	Margin Cash Collateral Not Netted Against Derivative Assets MarginCashCollateralNotNettedAgainstDerivativeAssets	30000000	USD
CY2011Q4	nee	Margin Cash Collateral Not Netted Against Derivative Liabilities MarginCashCollateralNotNettedAgainstDerivativeLiabilities	50000000	USD
CY2012Q4	nee	Margin Cash Collateral Not Netted Against Derivative Liabilities MarginCashCollateralNotNettedAgainstDerivativeLiabilities	49000000	USD
CY2004	nee	Maturity Date Of Junior Subordinated Debentures MaturityDateOfJuniorSubordinatedDebentures	March 2044
	nee	Maximum Amount Of Surplus Depreciation Taken In Any One Calendar Year MaximumAmountOfSurplusDepreciationTakenInAnyOneCalendarYear	267000000	USD
	nee	Maximum Amount Of Surplus Depreciation That May Be Used Over Course Of Agreement MaximumAmountOfSurplusDepreciationThatMayBeUsedOverCourseOfAgreement	776000000	USD
CY2012Q4	nee	Maximum Daily Clean Air Act Civil Penalties Period1 MaximumDailyCleanAirActCivilPenaltiesPeriod1	25000	USD
CY2012Q4	nee	Maximum Daily Clean Air Act Civil Penalties Period2 MaximumDailyCleanAirActCivilPenaltiesPeriod2	27500	USD
CY2012Q4	nee	Maximum Daily Clean Air Act Civil Penalties Period3 MaximumDailyCleanAirActCivilPenaltiesPeriod3	32500	USD
CY2012Q4	nee	Maximum Daily Clean Air Act Civil Penalties Period4 MaximumDailyCleanAirActCivilPenaltiesPeriod4	37500	USD
CY2012	nee	Maximum Interval Between Depreciation Studies MaximumIntervalBetweenDepreciationStudies	4
CY2012	nee	Maximum Interval Between Nuclear Decommissioning Studies MaximumIntervalBetweenNuclearDecommissioningStudies	5
CY2012	nee	Maximum Interval Between Plant Dismantlement Studies MaximumIntervalBetweenPlantDismantlementStudies	4
CY2012	nee	Maximum Length Of Time Hedged In Interest Rate Cash Flow Hedges MaximumLengthOfTimeHedgedInInterestRateCashFlowHedges	December 2030
CY2012Q4	nee	Maximum Percentage Of Long Lived Assets Located In Foreign Countries MaximumPercentageOfLongLivedAssetsLocatedInForeignCountries	0.04
CY2011Q4	nee	Maximum Percentage Of Long Lived Assets Located In Foreign Countries MaximumPercentageOfLongLivedAssetsLocatedInForeignCountries	0.02
CY2012	nee	Maximum Percentage Of Operating Revenues From Foreign Sources MaximumPercentageOfOperatingRevenuesFromForeignSources	0.01
CY2010	nee	Maximum Percentage Of Operating Revenues From Foreign Sources MaximumPercentageOfOperatingRevenuesFromForeignSources	0.01
CY2011	nee	Maximum Percentage Of Operating Revenues From Foreign Sources MaximumPercentageOfOperatingRevenuesFromForeignSources	0.01
CY2011Q4	nee	Natural Gas Fired Generating Facilities Capacity NaturalGasFiredGeneratingFacilitiesCapacity	2700	mW
CY2012Q4	nee	Neech100 Owned Subsidiary Of Nee Neech100OwnedSubsidiaryOfNee	1.00
CY2012Q4	nee	Net Book Value Of Assets Serving As Collateral NetBookValueOfAssetsServingAsCollateral	8300000000	USD
CY2011Q4	nee	Net Non Current Derivative Asset Fair Value NetNonCurrentDerivativeAssetFairValue	973000000	USD
CY2012Q4	nee	Net Non Current Derivative Asset Fair Value NetNonCurrentDerivativeAssetFairValue	920000000	USD
CY2011Q4	nee	Non Current Assets Derviatives NonCurrentAssetsDerviatives	973000000	USD
CY2012Q4	nee	Non Current Assets Derviatives NonCurrentAssetsDerviatives	920000000	USD
CY2010	nee	Noncash Or Part Noncash Sale Of Productive Assets Debt Assumed NoncashOrPartNoncashSaleOfProductiveAssetsDebtAssumed	0	USD
CY2012Q4	nee	Noncurrent Regulatory Asset Other NoncurrentRegulatoryAssetOther	582000000	USD
CY2011Q4	nee	Noncurrent Regulatory Asset Other NoncurrentRegulatoryAssetOther	621000000	USD
CY2011Q4	nee	Noncurrent Regulatory Liability Accrued Asset Removal Costs NoncurrentRegulatoryLiabilityAccruedAssetRemovalCosts	2197000000	USD
CY2012Q4	nee	Noncurrent Regulatory Liability Accrued Asset Removal Costs NoncurrentRegulatoryLiabilityAccruedAssetRemovalCosts	1950000000	USD
CY2012	nee	Noncash Or Part Noncash Sale Of Productive Assets Debt Assumed NoncashOrPartNoncashSaleOfProductiveAssetsDebtAssumed	0	USD
CY2011	nee	Noncash Or Part Noncash Sale Of Productive Assets Debt Assumed NoncashOrPartNoncashSaleOfProductiveAssetsDebtAssumed	158000000	USD
CY2012Q4	nee	Noncurrent Regulatory Liability Asset Retirement Obligation Regulatory Expense Difference NoncurrentRegulatoryLiabilityAssetRetirementObligationRegulatoryExpenseDifference	1813000000	USD
CY2011Q4	nee	Noncurrent Regulatory Liability Asset Retirement Obligation Regulatory Expense Difference NoncurrentRegulatoryLiabilityAssetRetirementObligationRegulatoryExpenseDifference	1640000000	USD
CY2011Q4	nee	Noncurrent Regulatory Liability Other NoncurrentRegulatoryLiabilityOther	419000000	USD
CY2012Q4	nee	Noncurrent Regulatory Liability Other NoncurrentRegulatoryLiabilityOther	309000000	USD
CY2012Q4	nee	Nuclear Fuel NuclearFuel	1895000000	USD
CY2011Q4	nee	Nuclear Fuel NuclearFuel	1795000000	USD
CY2011	nee	Nuclear Fuel Amortization NuclearFuelAmortization	277000000	USD
CY2010	nee	Nuclear Fuel Amortization NuclearFuelAmortization	285000000	USD
CY2012	nee	Nuclear Fuel Amortization NuclearFuelAmortization	254000000	USD
CY2010	nee	Nuclear Maintenance Costs NuclearMaintenanceCosts	100000000	USD
CY2011	nee	Nuclear Maintenance Costs NuclearMaintenanceCosts	97000000	USD
CY2012	nee	Nuclear Maintenance Costs NuclearMaintenanceCosts	104000000	USD
CY2012	nee	Number Of Nuclear Units Of Wholly Owned Subsidiary NumberOfNuclearUnitsOfWhollyOwnedSubsidiary	4
CY2012	nee	Other Capital Expenditures OtherCapitalExpenditures	495000000	USD
CY2011	nee	Other Capital Expenditures OtherCapitalExpenditures	352000000	USD
CY2010	nee	Other Capital Expenditures OtherCapitalExpenditures	68000000	USD
CY2012	nee	Other Cash Flows From Investing Activities Net OtherCashFlowsFromInvestingActivitiesNet	23000000	USD
CY2011	nee	Other Cash Flows From Investing Activities Net OtherCashFlowsFromInvestingActivitiesNet	86000000	USD
CY2010	nee	Other Cash Flows From Investing Activities Net OtherCashFlowsFromInvestingActivitiesNet	-26000000	USD
CY2010	nee	Other Comprehensive Income Loss Related To Equity Method Investee Net Of Tax OtherComprehensiveIncomeLossRelatedToEquityMethodInvesteeNetOfTax	0	USD
CY2011	nee	Other Comprehensive Income Loss Related To Equity Method Investee Net Of Tax OtherComprehensiveIncomeLossRelatedToEquityMethodInvesteeNetOfTax	-12000000	USD
CY2012	nee	Other Comprehensive Income Loss Related To Equity Method Investee Net Of Tax OtherComprehensiveIncomeLossRelatedToEquityMethodInvesteeNetOfTax	-11000000	USD
CY2011	nee	Other Comprehensive Income Loss Related To Equity Method Investee Tax OtherComprehensiveIncomeLossRelatedToEquityMethodInvesteeTax	-8000000	USD
CY2012	nee	Other Comprehensive Income Loss Related To Equity Method Investee Tax OtherComprehensiveIncomeLossRelatedToEquityMethodInvesteeTax	-7000000	USD
CY2012Q4	nee	Other Current Assets OtherCurrentAssets	2852000000	USD
CY2011Q4	nee	Other Current Assets OtherCurrentAssets	2693000000	USD
CY2012Q4	nee	Other Current Liabilities OtherCurrentLiabilities	3416000000	USD
CY2011Q4	nee	Other Current Liabilities OtherCurrentLiabilities	3371000000	USD
CY2010	nee	Other Financing Activities Not Otherwise Separately Disclosed OtherFinancingActivitiesNotOtherwiseSeparatelyDisclosed	251000000	USD
CY2011	nee	Other Financing Activities Not Otherwise Separately Disclosed OtherFinancingActivitiesNotOtherwiseSeparatelyDisclosed	-545000000	USD
CY2012	nee	Other Financing Activities Not Otherwise Separately Disclosed OtherFinancingActivitiesNotOtherwiseSeparatelyDisclosed	5000000	USD
CY2011	nee	Other Income Deductions Net OtherIncomeDeductionsNet	226000000	USD
CY2012	nee	Other Income Deductions Net OtherIncomeDeductionsNet	365000000	USD
CY2010	nee	Other Income Deductions Net OtherIncomeDeductionsNet	241000000	USD
CY2011Q4	nee	Other Investments Financial Instruments Primarily Notes Receivable Fair Value Disclosure OtherInvestmentsFinancialInstrumentsPrimarilyNotesReceivableFairValueDisclosure	35000000	USD
CY2012Q4	nee	Other Investments Financial Instruments Primarily Notes Receivable Fair Value Disclosure OtherInvestmentsFinancialInstrumentsPrimarilyNotesReceivableFairValueDisclosure	41000000	USD
CY2012Q4	nee	Other Liabilities Derivatives OtherLiabilitiesDerivatives	587000000	USD
CY2011Q4	nee	Other Liabilities Derivatives OtherLiabilitiesDerivatives	541000000	USD
CY2010	nee	Other Operations And Maintenance Expenses OtherOperationsAndMaintenanceExpenses	2877000000	USD
CY2012	nee	Other Operations And Maintenance Expenses OtherOperationsAndMaintenanceExpenses	3155000000	USD
CY2011	nee	Other Operations And Maintenance Expenses OtherOperationsAndMaintenanceExpenses	3002000000	USD
CY2010	nee	Other Than Temporary Impairment Losses On Securities Held In Nuclear Decomissioning Funds OtherThanTemporaryImpairmentLossesOnSecuritiesHeldInNuclearDecomissioningFunds	-16000000	USD
CY2012	nee	Other Than Temporary Impairment Losses On Securities Held In Nuclear Decomissioning Funds OtherThanTemporaryImpairmentLossesOnSecuritiesHeldInNuclearDecomissioningFunds	-16000000	USD
CY2011	nee	Other Than Temporary Impairment Losses On Securities Held In Nuclear Decomissioning Funds OtherThanTemporaryImpairmentLossesOnSecuritiesHeldInNuclearDecomissioningFunds	-36000000	USD
CY2010	nee	Other Than Temporary Impairment Losses On Securities Held In Nuclear Decommissioning Funds OtherThanTemporaryImpairmentLossesOnSecuritiesHeldInNuclearDecommissioningFunds	-16000000	USD
CY2012	nee	Other Than Temporary Impairment Losses On Securities Held In Nuclear Decommissioning Funds OtherThanTemporaryImpairmentLossesOnSecuritiesHeldInNuclearDecommissioningFunds	-16000000	USD
CY2011	nee	Other Than Temporary Impairment Losses On Securities Held In Nuclear Decommissioning Funds OtherThanTemporaryImpairmentLossesOnSecuritiesHeldInNuclearDecommissioningFunds	-36000000	USD
CY2004Q4	nee	Ownership Interest In Trust OwnershipInterestInTrust	1.00
CY2010	nee	Paymentstodifferentialmembershipinvestors Paymentstodifferentialmembershipinvestors	0	USD
CY2012	nee	Paymentstodifferentialmembershipinvestors Paymentstodifferentialmembershipinvestors	139000000	USD
CY2011	nee	Paymentstodifferentialmembershipinvestors Paymentstodifferentialmembershipinvestors	100000000	USD
CY2011	nee	Percentage Of Operating Revenues Derived From Sale Of Electricity PercentageOfOperatingRevenuesDerivedFromSaleOfElectricity	0.95
CY2010	nee	Percentage Of Operating Revenues Derived From Sale Of Electricity PercentageOfOperatingRevenuesDerivedFromSaleOfElectricity	0.95
CY2012	nee	Percentage Of Operating Revenues Derived From Sale Of Electricity PercentageOfOperatingRevenuesDerivedFromSaleOfElectricity	0.93
CY2012	nee	Plant Dismantlement Approved Expense Current Dismantlement Study PlantDismantlementApprovedExpenseCurrentDismantlementStudy	18000000	USD
CY2012Q4	nee	Portion Of Accumulated Depreciation And Amortization To Be Retired And Dismantled PortionOfAccumulatedDepreciationAndAmortizationToBeRetiredAndDismantled	258000000	USD
CY2012Q4	nee	Portion Of Electric Utility Plant In Service And Other Property To Be Retired And Dismantled PortionOfElectricUtilityPlantInServiceAndOtherPropertyToBeRetiredAndDismantled	309000000	USD
CY2012Q4	nee	Potential Retrospective Assessment Under Limited Insurance Coverage Per Occurrence Per Site Under Nuclear Insurance Mutual Companies For Property Damage Decontamination And Premature Decommissioning Risks PotentialRetrospectiveAssessmentUnderLimitedInsuranceCoveragePerOccurrencePerSiteUnderNuclearInsuranceMutualCompaniesForPropertyDamageDecontaminationAndPrematureDecommissioningRisks	177000000	USD
CY2012Q4	nee	Potential Retrospective Assessments Under Secondary Financial Protection System PotentialRetrospectiveAssessmentsUnderSecondaryFinancialProtectionSystem	940000000	USD
CY2012Q4	nee	Potential Retrospective Assessments Under Secondary Financial Protection System Payable Per Incident Per Year PotentialRetrospectiveAssessmentsUnderSecondaryFinancialProtectionSystemPayablePerIncidentPerYear	140000000	USD
	nee	Preferred Stock Shares Purchased PreferredStockSharesPurchased	20000	shares
CY2004	nee	Proceeds From Issuance Of Trust Common Securities ProceedsFromIssuanceOfTrustCommonSecurities	9000000	USD
CY2011Q4	nee	Project Development Costs ProjectDevelopmentCosts	89000000	USD
CY2012Q4	nee	Project Development Costs ProjectDevelopmentCosts	106000000	USD
CY2010	nee	Sale Of Stock Consideration Received Under Continuous Offering Program SaleOfStockConsiderationReceivedUnderContinuousOfferingProgram	240000000	USD
CY2011Q4	nee	Receivables Receivables	1802000000	USD
CY2012Q4	nee	Receivables Receivables	2056000000	USD
CY2012	nee	Reduction In Depreciation And Amortization Expense Due To Change In Estimate ReductionInDepreciationAndAmortizationExpenseDueToChangeInEstimate	75000000	USD
	nee	Regulatory Return On Common Equity RegulatoryReturnOnCommonEquity	0.100
	nee	Regulatory Return On Common Equity Basis Points RegulatoryReturnOnCommonEquityBasisPoints	0.0100
CY2011Q4	nee	Revenue Equivalent Of Difference In Accumulated Deferred Income Taxes Computer Under Accounting Rules Versus Regulatory Rules RevenueEquivalentOfDifferenceInAccumulatedDeferredIncomeTaxesComputerUnderAccountingRulesVersusRegulatoryRules	171000000	USD
CY2012Q4	nee	Revenue Equivalent Of Difference In Accumulated Deferred Income Taxes Computer Under Accounting Rules Versus Regulatory Rules RevenueEquivalentOfDifferenceInAccumulatedDeferredIncomeTaxesComputerUnderAccountingRulesVersusRegulatoryRules	206000000	USD
CY2012	nee	Revenues From Services Provided To Investee Partnerships And Joint Ventures RevenuesFromServicesProvidedToInvesteePartnershipsAndJointVentures	33000000	USD
CY2010	nee	Revenues From Services Provided To Investee Partnerships And Joint Ventures RevenuesFromServicesProvidedToInvesteePartnershipsAndJointVentures	25000000	USD
CY2011	nee	Revenues From Services Provided To Investee Partnerships And Joint Ventures RevenuesFromServicesProvidedToInvesteePartnershipsAndJointVentures	26000000	USD
CY2011	nee	Sale Of Differential Membership Interests SaleOfDifferentialMembershipInterests	466000000	USD
CY2012	nee	Sale Of Differential Membership Interests SaleOfDifferentialMembershipInterests	808000000	USD
CY2010	nee	Sale Of Differential Membership Interests SaleOfDifferentialMembershipInterests	261000000	USD
	nee	Sale Of Stock Maximum Gross Sales Price Under Continuous Offering Program SaleOfStockMaximumGrossSalesPriceUnderContinuousOfferingProgram	400000000	USD
CY2012Q4	nee	Special Use Funds Equity Method Investments SpecialUseFundsEquityMethodInvestments	229000000	USD
CY2011Q4	nee	Special Use Funds Equity Method Investments SpecialUseFundsEquityMethodInvestments	164000000	USD
CY2011Q4	nee	Special Use Funds Loans SpecialUseFundsLoans	39000000	USD
CY2012Q4	nee	Special Use Funds Loans SpecialUseFundsLoans	40000000	USD
CY2012Q4	nee	Special Use Funds Nuclear Decommissioning Funds Weighted Average Maturity SpecialUseFundsNuclearDecommissioningFundsWeightedAverageMaturity	P6Y
CY2012Q4	nee	Special Use Funds Storm Fund Assets SpecialUseFundsStormFundAssets	73000000	USD
CY2012Q4	nee	Special Use Funds Storm Fund Weighted Average Maturity SpecialUseFundsStormFundWeightedAverageMaturity	P3Y
CY2011Q4	nee	Storm Fund Included In Special Use Funds StormFundIncludedInSpecialUseFunds	125000000	USD
CY2012Q4	nee	Storm Fund Included In Special Use Funds StormFundIncludedInSpecialUseFunds	73000000	USD
CY2010	nee	Surcharges Related To Storm Recovery SurchargesRelatedToStormRecovery	101000000	USD
CY2011	nee	Surcharges Related To Storm Recovery SurchargesRelatedToStormRecovery	100000000	USD
CY2012	nee	Surcharges Related To Storm Recovery SurchargesRelatedToStormRecovery	106000000	USD
CY2012	nee	Threshold Of Plant In Service Balance At Which Afudc May Be Recorded ThresholdOfPlantInServiceBalanceAtWhichAfudcMayBeRecorded	0.005
CY2012Q4	nee	Total Capitalization TotalCapitalization	39245000000	USD
CY2011Q4	nee	Total Capitalization TotalCapitalization	35753000000	USD
CY2012Q4	nee	Total Common Shareholders Equity TotalCommonShareholdersEquity	16068000000	USD
CY2011Q4	nee	Total Common Shareholders Equity TotalCommonShareholdersEquity	14943000000	USD
CY2012Q4	nee	Total Number Of Consolidated Variable Interest Entities TotalNumberOfConsolidatedVariableInterestEntities	10	entities
CY2012Q4	nee	Ultimate Costs Of Nuclear Decommissioning For Wholly Owned Indirect Subsidiary UltimateCostsOfNuclearDecommissioningForWhollyOwnedIndirectSubsidiary	11900000000	USD
CY2012Q4	nee	Ultimate Costs Of Nuclear Decommissioning For Wholly Owned Subsidiary UltimateCostsOfNuclearDecommissioningForWhollyOwnedSubsidiary	6200000000	USD
CY2012Q4	nee	Ultimate Costs Of Nuclear Decommissioning In Current Year Dollars For Wholly Owned Indirect Subsidiary UltimateCostsOfNuclearDecommissioningInCurrentYearDollarsForWhollyOwnedIndirectSubsidiary	1900000000	USD
CY2012Q4	nee	Ultimate Costs Of Nuclear Decommissioning In Current Year Dollars For Wholly Owned Subsidiary UltimateCostsOfNuclearDecommissioningInCurrentYearDollarsForWhollyOwnedSubsidiary	2400000000	USD
CY2012Q4	nee	Ultimate Costs Of Plant Dismantlement UltimateCostsOfPlantDismantlement	782000000	USD
CY2012Q4	nee	Ultimate Costs Of Plant Dismantlement In Current Year Dollars UltimateCostsOfPlantDismantlementInCurrentYearDollars	369000000	USD
CY2012Q4	nee	Unbilled Base Revenues Included In Customer Receivables For Wholly Owned Subsidiary UnbilledBaseRevenuesIncludedInCustomerReceivablesForWhollyOwnedSubsidiary	175000000	USD
CY2011Q4	nee	Unbilled Base Revenues Included In Customer Receivables For Wholly Owned Subsidiary UnbilledBaseRevenuesIncludedInCustomerReceivablesForWhollyOwnedSubsidiary	160000000	USD
CY2012	dei	Amendment Flag AmendmentFlag	false
CY2012	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2012	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2012	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2012
CY2012	dei	Document Period End Date DocumentPeriodEndDate	2012-12-31
CY2012	dei	Document Type DocumentType	10-K
CY2012	dei	Entity Central Index Key EntityCentralIndexKey	0000753308
CY2013Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	423867308	shares
CY2012	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2012	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2012Q2	dei	Entity Public Float EntityPublicFloat	28982338359	USD
CY2012	dei	Entity Registrant Name EntityRegistrantName	NEXTERA ENERGY INC
CY2012	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2012	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes

Files In Submission

Name	View Source	Status
0000753308-13-000023-index-headers.html	Edgar Link	pending
0000753308-13-000023-index.html	Edgar Link	pending
0000753308-13-000023.txt	Edgar Link	pending
0000753308-13-000023-xbrl.zip	Edgar Link	pending
customeraccounts2012.gif	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
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nee-20121231.xml	Edgar Link	completed
nee-20121231.xsd	Edgar Link	pending
nee-20121231_cal.xml	Edgar Link	unprocessable
nee-20121231_def.xml	Edgar Link	unprocessable
nee-20121231_lab.xml	Edgar Link	unprocessable
nee-20121231_pre.xml	Edgar Link	unprocessable
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top55utilities2012.gif	Edgar Link	pending

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$NEE
NEXTERA ENERGY INC Stock $nee

2012 Q4 Form 10-K Financial Statement

#000075330813000023 Filed on February 28, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NEE NEXTERA ENERGY INC Stock $nee

2012 Q4 Form 10-K Financial Statement

#000075330813000023 Filed on February 28, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NEE
NEXTERA ENERGY INC Stock $nee