2014 Q4 Form 10-K Financial Statement
#000078497715000005 Filed on February 13, 2015
Income Statement
| Concept | 2014 Q4 | 2013 Q4 | 2012 |
|---|---|---|---|
| Revenue | $500.0M | $499.0M | $1.805B |
| YoY Change | 0.2% | 7.78% | -0.44% |
| Cost Of Revenue | $214.0M | $275.0M | $937.0M |
| YoY Change | -22.18% | 9.56% | -2.5% |
| Gross Profit | $286.0M | $224.0M | $868.0M |
| YoY Change | 27.68% | 5.66% | 1.88% |
| Gross Profit Margin | 57.2% | 44.89% | 48.09% |
| Selling, General & Admin | $63.00M | $61.00M | $216.0M |
| YoY Change | 3.28% | 8.93% | -0.92% |
| % of Gross Profit | 22.03% | 27.23% | 24.88% |
| Research & Development | |||
| YoY Change | |||
| % of Gross Profit | |||
| Depreciation & Amortization | $77.00M | $62.00M | $248.0M |
| YoY Change | 24.19% | 3.33% | 9.25% |
| % of Gross Profit | 26.92% | 27.68% | 28.57% |
| Operating Expenses | $167.0M | $147.0M | $566.0M |
| YoY Change | 13.61% | 4.26% | 4.24% |
| Operating Profit | $119.0M | $77.00M | $302.0M |
| YoY Change | 54.55% | 8.45% | -2.27% |
| Interest Expense | -$61.00M | -$26.00M | $108.0M |
| YoY Change | 134.62% | 0.0% | -1.82% |
| % of Operating Profit | -51.26% | -33.77% | 35.76% |
| Other Income/Expense, Net | $0.00 | $7.000M | $10.00M |
| YoY Change | -100.0% | 75.0% | 66.67% |
| Pretax Income | $58.00M | $58.00M | $204.0M |
| YoY Change | 0.0% | 18.37% | -0.49% |
| Income Tax | $15.00M | $11.00M | $64.00M |
| % Of Pretax Income | 25.86% | 18.97% | 31.37% |
| Net Earnings | $43.00M | $47.00M | $141.0M |
| YoY Change | -8.51% | 67.86% | -4.08% |
| Net Earnings / Revenue | 8.6% | 9.42% | 7.81% |
| Basic Earnings Per Share | $1.87 | ||
| Diluted Earnings Per Share | $524.4K | $596.4K | $1.87 |
| COMMON SHARES | |||
| Basic Shares Outstanding | 78.21M shares | 75.50M shares | |
| Diluted Shares Outstanding | 75.65M shares |
Balance Sheet
| Concept | 2014 Q4 | 2013 Q4 | 2012 |
|---|---|---|---|
| SHORT-TERM ASSETS | |||
| Cash & Short-Term Investments | $138.0M | $116.0M | $58.00M |
| YoY Change | 18.97% | 100.0% | -32.56% |
| Cash & Equivalents | $127.0M | $107.0M | $12.00M |
| Short-Term Investments | $11.00M | $9.000M | $46.00M |
| Other Short-Term Assets | $115.0M | $103.0M | $334.0M |
| YoY Change | 11.65% | 10.75% | -19.52% |
| Inventory | $82.00M | $65.00M | $78.00M |
| Prepaid Expenses | $39.00M | $38.00M | |
| Receivables | $149.0M | $146.0M | $152.0M |
| Other Receivables | $0.00 | $0.00 | $0.00 |
| Total Short-Term Assets | $699.0M | $591.0M | $622.0M |
| YoY Change | 18.27% | -4.98% | -13.13% |
| LONG-TERM ASSETS | |||
| Property, Plant & Equipment | $5.201B | $4.494B | $4.392B |
| YoY Change | 15.73% | 2.32% | 11.08% |
| Goodwill | |||
| YoY Change | |||
| Intangibles | |||
| YoY Change | |||
| Long-Term Investments | |||
| YoY Change | |||
| Other Assets | $48.00M | $49.00M | $656.0M |
| YoY Change | -2.04% | -20.97% | -10.38% |
| Total Long-Term Assets | $6.343B | $5.510B | $5.048B |
| YoY Change | 15.12% | 9.15% | 0.62% |
| TOTAL ASSETS | |||
| Total Short-Term Assets | $699.0M | $591.0M | $622.0M |
| Total Long-Term Assets | $6.343B | $5.510B | $5.048B |
| Total Assets | $7.042B | $6.101B | $5.670B |
| YoY Change | 15.42% | 7.6% | -1.1% |
| SHORT-TERM LIABILITIES | |||
| YoY Change | |||
| Accounts Payable | $156.0M | $173.0M | $98.00M |
| YoY Change | -9.83% | 76.53% | -11.71% |
| Accrued Expenses | $131.0M | $127.0M | $125.0M |
| YoY Change | 3.15% | 1.6% | -3.85% |
| Deferred Revenue | |||
| YoY Change | |||
| Short-Term Debt | $0.00 | $0.00 | $17.00M |
| YoY Change | -100.0% | -43.33% | |
| Long-Term Debt Due | $375.0M | $0.00 | $100.0M |
| YoY Change | -100.0% | 0.0% | |
| Total Short-Term Liabilities | $873.0M | $393.0M | $521.0M |
| YoY Change | 122.14% | -24.57% | -15.15% |
| LONG-TERM LIABILITIES | |||
| Long-Term Debt | $2.126B | $1.916B | $1.536B |
| YoY Change | 10.96% | 24.74% | -6.06% |
| Other Long-Term Liabilities | $21.00M | $25.00M | $1.295B |
| YoY Change | -16.0% | 78.57% | 0.47% |
| Total Long-Term Liabilities | $2.147B | $1.941B | $2.831B |
| YoY Change | 10.61% | 25.23% | -3.18% |
| TOTAL LIABILITIES | |||
| Total Short-Term Liabilities | $873.0M | $393.0M | $521.0M |
| Total Long-Term Liabilities | $2.147B | $1.941B | $2.831B |
| Total Liabilities | $5.131B | $4.281B | $3.942B |
| YoY Change | 19.86% | 8.65% | -3.14% |
| SHAREHOLDERS EQUITY | |||
| Retained Earnings | $1.000B | $913.0M | |
| YoY Change | 9.53% | 2.24% | |
| Common Stock | $918.0M | $911.0M | |
| YoY Change | 0.77% | 8.32% | |
| Preferred Stock | |||
| YoY Change | |||
| Treasury Stock (at cost) | |||
| YoY Change | |||
| Treasury Stock Shares | |||
| Shareholders Equity | $1.911B | $1.819B | $1.728B |
| YoY Change | |||
| Total Liabilities & Shareholders Equity | $7.042B | $6.101B | $5.670B |
| YoY Change | 15.42% | 7.6% | -1.1% |
Cashflow Statement
| Concept | 2014 Q4 | 2013 Q4 | 2012 |
|---|---|---|---|
| OPERATING ACTIVITIES | |||
| Net Income | $43.00M | $47.00M | $141.0M |
| YoY Change | -8.51% | 67.86% | -4.08% |
| Depreciation, Depletion And Amortization | $77.00M | $62.00M | $248.0M |
| YoY Change | 24.19% | 3.33% | 9.25% |
| Cash From Operating Activities | $45.00M | $85.00M | $494.0M |
| YoY Change | -47.06% | 93.18% | 9.05% |
| INVESTING ACTIVITIES | |||
| Capital Expenditures | -$183.0M | -$203.0M | $303.0M |
| YoY Change | -9.85% | 138.82% | 1.0% |
| Acquisitions | |||
| YoY Change | |||
| Other Investing Activities | $10.00M | $2.000M | -$2.000M |
| YoY Change | 400.0% | -60.0% | |
| Cash From Investing Activities | -$173.0M | -$201.0M | -$294.0M |
| YoY Change | -13.93% | 136.47% | -1.67% |
| FINANCING ACTIVITIES | |||
| Cash Dividend Paid | $81.00M | ||
| YoY Change | 2.53% | ||
| Common Stock Issuance & Retirement, Net | $0.00 | ||
| YoY Change | |||
| Debt Paid & Issued, Net | $100.0M | ||
| YoY Change | 36.99% | ||
| Cash From Financing Activities | 158.0M | 132.0M | -$194.0M |
| YoY Change | 19.7% | -228.16% | 27.63% |
| NET CHANGE | |||
| Cash From Operating Activities | 45.00M | 85.00M | $494.0M |
| Cash From Investing Activities | -173.0M | -201.0M | -$294.0M |
| Cash From Financing Activities | 158.0M | 132.0M | -$194.0M |
| Net Change In Cash | 30.00M | 16.00M | $6.000M |
| YoY Change | 87.5% | -111.11% | 200.0% |
| FREE CASH FLOW | |||
| Cash From Operating Activities | $45.00M | $85.00M | $494.0M |
| Capital Expenditures | -$183.0M | -$203.0M | $303.0M |
| Free Cash Flow | $228.0M | $288.0M | $191.0M |
| YoY Change | -20.83% | 123.26% | 24.84% |
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DerivativeCollateralMasterNettingArrangementsLettersOfCredit
|
7000000 | USD |
| CY2014Q4 | por |
Derivative Collateral Master Netting Arrangements Letters Of Credit
DerivativeCollateralMasterNettingArrangementsLettersOfCredit
|
11000000 | USD |
| CY2013Q4 | por |
Derivative Liabilities Total
DerivativeLiabilitiesTotal
|
190000000 | USD |
| CY2014Q4 | por |
Derivative Liabilities Total
DerivativeLiabilitiesTotal
|
228000000 | USD |
| CY2014Q4 | por |
Dividend Reinvestment And Direct Stock Purchase Plan Number Of Available Shares
DividendReinvestmentAndDirectStockPurchasePlanNumberOfAvailableShares
|
2481110 | shares |
| CY2014 | por |
Dividend Reinvestment And Direct Stock Purchase Plan Shares
DividendReinvestmentAndDirectStockPurchasePlanShares
|
2500000 | shares |
| CY2013Q4 | por |
Domestic Equity Securities
DomesticEquitySecurities
|
7000000 | USD |
| CY2014Q4 | por |
Domestic Equity Securities
DomesticEquitySecurities
|
5000000 | USD |
| CY2013Q4 | por |
Domestic Equity Securities Defined Benefit Pension Plan Assets
DomesticEquitySecuritiesDefinedBenefitPensionPlanAssets
|
185000000 | USD |
| CY2014Q4 | por |
Domestic Equity Securities Defined Benefit Pension Plan Assets
DomesticEquitySecuritiesDefinedBenefitPensionPlanAssets
|
188000000 | USD |
| CY2013Q4 | por |
Domestic Equity Securities Other Postretirement Benefit Plan Assets At Fair Value
DomesticEquitySecuritiesOtherPostretirementBenefitPlanAssetsAtFairValue
|
10000000 | USD |
| CY2014Q4 | por |
Domestic Equity Securities Other Postretirement Benefit Plan Assets At Fair Value
DomesticEquitySecuritiesOtherPostretirementBenefitPlanAssetsAtFairValue
|
11000000 | USD |
| CY2013Q4 | por |
Domestic Government And Corporate Credit Defined Benefit Pension Plan Assets
DomesticGovernmentAndCorporateCreditDefinedBenefitPensionPlanAssets
|
181000000 | USD |
| CY2014Q4 | por |
Domestic Government And Corporate Credit Defined Benefit Pension Plan Assets
DomesticGovernmentAndCorporateCreditDefinedBenefitPensionPlanAssets
|
197000000 | USD |
| CY2014 | por |
Employee Stock Purchase Plan Base Pay Threshold
EmployeeStockPurchasePlanBasePayThreshold
|
0.10 | |
| CY2014Q4 | por |
Employee Stock Purchase Plan Number Of Available Shares
EmployeeStockPurchasePlanNumberOfAvailableShares
|
427021 | shares |
| CY2014 | por |
Employee Stock Purchase Plan Purchase Price
EmployeeStockPurchasePlanPurchasePrice
|
0.95 | |
| CY2014 | por |
Employee Stock Purchase Plan Purchased Stock Value Limitation
EmployeeStockPurchasePlanPurchasedStockValueLimitation
|
25000 | USD |
| CY2014 | por |
Employee Stock Purchase Plan Share Purchase Limitation
EmployeeStockPurchasePlanSharePurchaseLimitation
|
1500 | shares |
| CY2014Q4 | por |
Employee Stock Purchase Plan Shares Authorized
EmployeeStockPurchasePlanSharesAuthorized
|
625000 | shares |
| CY2014Q4 | por |
Equity Forward Sale Agreement Settlement Threshold
EquityForwardSaleAgreementSettlementThreshold
|
10400000 | shares |
| CY2014Q4 | por |
Equityforwardsaleagreementfuturesettlementamount
Equityforwardsaleagreementfuturesettlementamount
|
275000000 | USD |
| CY2014 | por |
Estimated Average Service Life Hydro Production Plant
EstimatedAverageServiceLifeHydroProductionPlant
|
87 | |
| CY2014 | por |
Estimated Average Service Life Wind Production Plant
EstimatedAverageServiceLifeWindProductionPlant
|
27 | |
| CY2014 | por |
Estimated Average Service Lives Distribution Plant
EstimatedAverageServiceLivesDistributionPlant
|
40 | |
| CY2014 | por |
Estimated Average Service Lives General Plant
EstimatedAverageServiceLivesGeneralPlant
|
13 | |
| CY2014 | por |
Estimated Average Service Lives Transmission Plant
EstimatedAverageServiceLivesTransmissionPlant
|
53 | |
| CY2012 | por |
Estimated Refund Under Power Cost Adjustment Mechanism
EstimatedRefundUnderPowerCostAdjustmentMechanism
|
0 | USD |
| CY2013 | por |
Estimated Refund Under Power Cost Adjustment Mechanism
EstimatedRefundUnderPowerCostAdjustmentMechanism
|
0 | USD |
| CY2014 | por |
Estimated Refund Under Power Cost Adjustment Mechanism
EstimatedRefundUnderPowerCostAdjustmentMechanism
|
0 | USD |
| CY2014 | por |
Estimated Remaining Useful Life Of Facility Acquired
EstimatedRemainingUsefulLifeOfFacilityAcquired
|
0.75 | |
| CY2012 | por |
Expensesrelatedto Cascade Crossing
ExpensesrelatedtoCascadeCrossing
|
0 | USD |
| CY2013 | por |
Expensesrelatedto Cascade Crossing
ExpensesrelatedtoCascadeCrossing
|
52000000 | USD |
| CY2014 | por |
Expensesrelatedto Cascade Crossing
ExpensesrelatedtoCascadeCrossing
|
0 | USD |
| CY2013Q4 | por |
Fair Value Of Money Market Funds Other Post Retirement Benefit Plan Assets At Fair Value
FairValueOfMoneyMarketFundsOtherPostRetirementBenefitPlanAssetsAtFairValue
|
10000000 | USD |
| CY2014Q4 | por |
Fair Value Of Money Market Funds Other Post Retirement Benefit Plan Assets At Fair Value
FairValueOfMoneyMarketFundsOtherPostRetirementBenefitPlanAssetsAtFairValue
|
6000000 | USD |
| CY2014 | por |
Ferc Authorized Short Term Debt Effective Through February62014
FercAuthorizedShortTermDebtEffectiveThroughFebruary62014
|
900000000 | USD |
| CY2013Q4 | por |
First Mortgage Bonds Maximum Rate
FirstMortgageBondsMaximumRate
|
0.0931 | |
| CY2014Q4 | por |
First Mortgage Bonds Maximum Rate
FirstMortgageBondsMaximumRate
|
0.0931 | |
| CY2013Q4 | por |
First Mortgage Bonds Minimum Rate
FirstMortgageBondsMinimumRate
|
0.0346 | |
| CY2014Q4 | por |
First Mortgage Bonds Minimum Rate
FirstMortgageBondsMinimumRate
|
0.0346 | |
| CY2012 | por |
Franchise Taxes
FranchiseTaxes
|
42000000 | USD |
| CY2013 | por |
Franchise Taxes
FranchiseTaxes
|
41000000 | USD |
| CY2014 | por |
Franchise Taxes
FranchiseTaxes
|
42000000 | USD |
| CY2014Q4 | por |
Incorporated Cities
IncorporatedCities
|
52 | |
| CY1985Q4 | por |
Interestin Pacific Northwest Intertie
InterestinPacificNorthwestIntertie
|
0.10714 | |
| CY2013Q4 | por |
International Equity Securities
InternationalEquitySecurities
|
1000000 | USD |
| CY2014Q4 | por |
International Equity Securities
InternationalEquitySecurities
|
1000000 | USD |
| CY2013Q4 | por |
International Equity Securities Defined Benefit Pension Plan Assets
InternationalEquitySecuritiesDefinedBenefitPensionPlanAssets
|
185000000 | USD |
| CY2014Q4 | por |
International Equity Securities Defined Benefit Pension Plan Assets
InternationalEquitySecuritiesDefinedBenefitPensionPlanAssets
|
171000000 | USD |
| CY2013Q4 | por |
International Equity Securities Other Post Retirement Assets At Fair Value
InternationalEquitySecuritiesOtherPostRetirementAssetsAtFairValue
|
9000000 | USD |
| CY2014Q4 | por |
International Equity Securities Other Post Retirement Assets At Fair Value
InternationalEquitySecuritiesOtherPostRetirementAssetsAtFairValue
|
10000000 | USD |
| CY1993Q4 | por |
Investment In Trojan
InvestmentInTrojan
|
0.87 | |
| CY2014 | por |
Jointly Owned Plant Boardman Plant In Service Year
JointlyOwnedPlantBoardmanPlantInServiceYear
|
1980 | |
| CY2014 | por |
Jointly Owned Plant Colstrip Plant In Service Year
JointlyOwnedPlantColstripPlantInServiceYear
|
1986 | |
| CY2014 | por |
Jointly Owned Plant Peltonin Service Year
JointlyOwnedPlantPeltoninServiceYear
|
1958 | |
| CY2014 | por |
Jointly Owned Plant Round Buttein Service Year
JointlyOwnedPlantRoundButteinServiceYear
|
1964 | |
| CY2014Q4 | por |
Jointly Owned Utility Plant Gross Ownership Amount Of Boardman Plant In Service
JointlyOwnedUtilityPlantGrossOwnershipAmountOfBoardmanPlantInService
|
510000000 | USD |
| CY2014Q4 | por |
Jointly Owned Utility Plant Gross Ownership Amount Of Colstrip Plant In Service
JointlyOwnedUtilityPlantGrossOwnershipAmountOfColstripPlantInService
|
520000000 | USD |
| CY2014Q4 | por |
Jointly Owned Utility Plant Gross Ownership Amount Of Peltonround Butte Plant In Service
JointlyOwnedUtilityPlantGrossOwnershipAmountOfPeltonroundButtePlantInService
|
237000000 | USD |
| CY2014Q4 | por |
Jointly Owned Utility Plant Ownership Amount Of Boardman Plant Accumulated Depreciation
JointlyOwnedUtilityPlantOwnershipAmountOfBoardmanPlantAccumulatedDepreciation
|
350000000 | USD |
| CY2014Q4 | por |
Jointly Owned Utility Plant Ownership Amount Of Colstrip Plant Accumulated Depreciation
JointlyOwnedUtilityPlantOwnershipAmountOfColstripPlantAccumulatedDepreciation
|
334000000 | USD |
| CY2014Q4 | por |
Jointly Owned Utility Plant Ownership Amount Of Construction Work In Progress Boardman
JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgressBoardman
|
0 | USD |
| CY2014Q4 | por |
Jointly Owned Utility Plant Ownership Amount Of Construction Work In Progress Colstrip
JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgressColstrip
|
2000000 | USD |
| CY2014Q4 | por |
Jointly Owned Utility Plant Ownership Amount Of Construction Work In Progress Peltonround Butte
JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgressPeltonroundButte
|
8000000 | USD |
| CY2014Q4 | por |
Jointly Owned Utility Plant Ownership Amount Of Peltonround Butte Plant Accumulated Depreciation
JointlyOwnedUtilityPlantOwnershipAmountOfPeltonroundButtePlantAccumulatedDepreciation
|
55000000 | USD |
| CY2013Q3 | por |
Jointly Owned Utility Plant Proportionate Ownership Share Of Boardman
JointlyOwnedUtilityPlantProportionateOwnershipShareOfBoardman
|
0.65 | |
| CY2013Q4 | por |
Jointly Owned Utility Plant Proportionate Ownership Share Of Boardman
JointlyOwnedUtilityPlantProportionateOwnershipShareOfBoardman
|
0.80 | |
| CY2014Q4 | por |
Jointly Owned Utility Plant Proportionate Ownership Share Of Boardman
JointlyOwnedUtilityPlantProportionateOwnershipShareOfBoardman
|
0.9000 | |
| CY2014Q4 | por |
Jointly Owned Utility Plant Proportionate Ownership Share Of Colstrip
JointlyOwnedUtilityPlantProportionateOwnershipShareOfColstrip
|
0.2000 | |
| CY2014Q4 | por |
Jointly Owned Utility Plant Proportionate Ownership Share Of Peltonround Butte
JointlyOwnedUtilityPlantProportionateOwnershipShareOfPeltonroundButte
|
0.6667 | |
| CY2013Q4 | por |
Jointly Owned Utility Plant Proportionate Ownership Shareof Boardmantransferred
JointlyOwnedUtilityPlantProportionateOwnershipShareofBoardmantransferred
|
0.15 | |
| CY2014Q4 | por |
Jointly Owned Utility Plant Proportionate Ownership Shareof Boardmantransferred
JointlyOwnedUtilityPlantProportionateOwnershipShareofBoardmantransferred
|
0.10 | |
| CY1985Q4 | por |
Jointly Owned Utility Plant Proportionate Ownership Shareof Boardmantransferred
JointlyOwnedUtilityPlantProportionateOwnershipShareofBoardmantransferred
|
0.15 | |
| CY2014Q4 | por |
Letterofcreditfacility
Letterofcreditfacility
|
30000000 | USD |
| CY2013 | por |
Level3 Realized And Unrealized Losses Offset By Effect Of Regulatory Accounting
Level3RealizedAndUnrealizedLossesOffsetByEffectOfRegulatoryAccounting
|
133000000 | USD |
| CY2014 | por |
Level3 Realized And Unrealized Losses Offset By Effect Of Regulatory Accounting
Level3RealizedAndUnrealizedLossesOffsetByEffectOfRegulatoryAccounting
|
12000000 | USD |
| CY2014 | por |
Line Of Credit Facitlity Covenant Terms One Month Term
LineOfCreditFacitlityCovenantTermsOneMonthTerm
|
one | |
| CY2014 | por |
Line Of Credit Facitlity Covenant Terms Six Month Term
LineOfCreditFacitlityCovenantTermsSixMonthTerm
|
six | |
| CY2014 | por |
Line Of Credit Facitlity Covenant Terms Three Month Term
LineOfCreditFacitlityCovenantTermsThreeMonthTerm
|
three | |
| CY2014 | por |
Line Of Credit Facitlity Covenant Terms Two Month Term
LineOfCreditFacitlityCovenantTermsTwoMonthTerm
|
two | |
| CY2013Q4 | por |
Long Term Debt First Mortgage Bonds
LongTermDebtFirstMortgageBonds
|
1795000000 | USD |
| CY2014Q4 | por |
Long Term Debt First Mortgage Bonds
LongTermDebtFirstMortgageBonds
|
2075000000 | USD |
| CY2013Q4 | por |
Long Term Pollution Control Bond Rate
LongTermPollutionControlBondRate
|
0.05 | |
| CY2014Q4 | por |
Long Term Pollution Control Bond Rate
LongTermPollutionControlBondRate
|
0.05 | |
| CY2014Q4 | por |
Low Estimate Of Range Of Cost Of Portland Harbor Cleanup In Total
LowEstimateOfRangeOfCostOfPortlandHarborCleanupInTotal
|
169000000 | USD |
| CY2014 | por |
Maximum Percentage Of Output Possibley Allocated
MaximumPercentageOfOutputPossibleyAllocated
|
0.25 | |
| CY2014Q4 | por |
Money Market Funds Defined Benefit Pension Plan Assets
MoneyMarketFundsDefinedBenefitPensionPlanAssets
|
6000000 | USD |
| CY2014 | por |
Net Actuarial Loss Portion Of Amortization From Aocl For Non Qualified Benefits
NetActuarialLossPortionOfAmortizationFromAoclForNonQualifiedBenefits
|
1000000 | USD |
| CY2014 | por |
Net Actuarial Loss Portion Of Amortization From Aocl For Pension Benefits
NetActuarialLossPortionOfAmortizationFromAoclForPensionBenefits
|
20000000 | USD |
| CY2014 | por |
Net Actuarial Loss Portion Of Amortiztion Of Aocl For Other Postretirement Benefits
NetActuarialLossPortionOfAmortiztionOfAoclForOtherPostretirementBenefits
|
1000000 | USD |
| CY2012 | por |
Net Gain Or Loss Recognized In Statement Of Income Offset By Regulatory Accounting
NetGainOrLossRecognizedInStatementOfIncomeOffsetByRegulatoryAccounting
|
42000000 | USD |
| CY2013 | por |
Net Gain Or Loss Recognized In Statement Of Income Offset By Regulatory Accounting
NetGainOrLossRecognizedInStatementOfIncomeOffsetByRegulatoryAccounting
|
120000000 | USD |
| CY2014 | por |
Net Gain Or Loss Recognized In Statement Of Income Offset By Regulatory Accounting
NetGainOrLossRecognizedInStatementOfIncomeOffsetByRegulatoryAccounting
|
83000000 | USD |
| CY2012Q4 | por |
Net Liabilities From Price Risk Management Activities Classified As Level3
NetLiabilitiesFromPriceRiskManagementActivitiesClassifiedAsLevel3
|
16000000 | USD |
| CY2013Q4 | por |
Net Liabilities From Price Risk Management Activities Classified As Level3
NetLiabilitiesFromPriceRiskManagementActivitiesClassifiedAsLevel3
|
139000000 | USD |
| CY2014Q4 | por |
Net Liabilities From Price Risk Management Activities Classified As Level3
NetLiabilitiesFromPriceRiskManagementActivitiesClassifiedAsLevel3
|
100000000 | USD |
| CY2013 | por |
Net Realized Losses
NetRealizedLosses
|
1000000 | USD |
| CY2014 | por |
Net Realized Losses
NetRealizedLosses
|
3000000 | USD |
| CY2013 | por |
Net Taxes On Change In Compensation Retirement Benefits Liability And Amortization
NetTaxesOnChangeInCompensationRetirementBenefitsLiabilityAndAmortization
|
-1000000 | USD |
| CY2014 | por |
Net Taxes On Change In Compensation Retirement Benefits Liability And Amortization
NetTaxesOnChangeInCompensationRetirementBenefitsLiabilityAndAmortization
|
2000000 | USD |
| CY2012 | por |
Net Variable Power Cost Underrun
NetVariablePowerCostUnderrun
|
17000000 | USD |
| CY2014 | por |
Net Variable Power Cost Underrun
NetVariablePowerCostUnderrun
|
7000000 | USD |
| CY2014Q4 | por |
Netsharesettlement
Netsharesettlement
|
3135000 | shares |
| CY2013 | por |
Netvariablepowercostoverrun
Netvariablepowercostoverrun
|
11000000 | USD |
| CY2013Q4 | por |
Noncurrent Derivative Liabilities
NoncurrentDerivativeLiabilities
|
141000000 | USD |
| CY2014Q4 | por |
Noncurrent Derivative Liabilities
NoncurrentDerivativeLiabilities
|
122000000 | USD |
| CY2014Q4 | por |
Number Of Retail Customers
NumberOfRetailCustomers
|
842273 | shares |
| CY2014Q4 | por |
Number Of Union Employees
NumberOfUnionEmployees
|
780 | shares |
| CY2014Q4 | por |
Number Of Union Employees Subject To Agreement A
NumberOfUnionEmployeesSubjectToAgreementA
|
743 | shares |
| CY2014Q4 | por |
Number Of Union Employees Subject To Agreement B
NumberOfUnionEmployeesSubjectToAgreementB
|
37 | shares |
| CY2013 | por |
Numberof Years
NumberofYears
|
3 | |
| CY2014 | por |
Numberof Years
NumberofYears
|
3 | |
| CY2013Q4 | por |
Other Current Liabilities Other
OtherCurrentLiabilitiesOther
|
58000000 | USD |
| CY2014Q4 | por |
Other Current Liabilities Other
OtherCurrentLiabilitiesOther
|
54000000 | USD |
| CY2013Q4 | por |
Other Post Retirement Benefit Plan Assets Total
OtherPostRetirementBenefitPlanAssetsTotal
|
32000000 | USD |
| CY2014Q4 | por |
Other Post Retirement Benefit Plan Assets Total
OtherPostRetirementBenefitPlanAssetsTotal
|
32000000 | USD |
| CY2013Q4 | por |
Otherpostretirementdefinedbenefitplanliabilitycurrent
Otherpostretirementdefinedbenefitplanliabilitycurrent
|
2000000 | USD |
| CY2014Q4 | por |
Otherpostretirementdefinedbenefitplanliabilitycurrent
Otherpostretirementdefinedbenefitplanliabilitycurrent
|
2000000 | USD |
| CY2014Q4 | por |
Percent Of States Population
PercentOfStatesPopulation
|
0.46 | |
| CY2014 | por |
Performancebasedstockawardpercentagemaximum
Performancebasedstockawardpercentagemaximum
|
1.50 | |
| CY2014 | por |
Performancebasedstockawardpercentageminimum
Performancebasedstockawardpercentageminimum
|
0 | |
| CY2014Q1 | por |
Pollution Control Bonds Retired
PollutionControlBondsRetired
|
6000000 | USD |
| CY2013Q4 | por |
Pollution Control Revenue Bonds Owned By Pge
PollutionControlRevenueBondsOwnedByPge
|
27000000 | USD |
| CY2014Q4 | por |
Pollution Control Revenue Bonds Owned By Pge
PollutionControlRevenueBondsOwnedByPge
|
21000000 | USD |
| CY2014 | por |
Potential Income Tax Liability
PotentialIncomeTaxLiability
|
7000000 | USD |
| CY2014 | por |
Power Cost Deadband Lower Threshold
PowerCostDeadbandLowerThreshold
|
15000000 | USD |
| CY2014 | por |
Power Cost Deadband Upper Threshold
PowerCostDeadbandUpperThreshold
|
30000000 | USD |
| CY2012 | por |
Preliminary Engineering Transferred To Construction Work In Progress
PreliminaryEngineeringTransferredToConstructionWorkInProgress
|
0 | USD |
| CY2013 | por |
Preliminary Engineering Transferred To Construction Work In Progress
PreliminaryEngineeringTransferredToConstructionWorkInProgress
|
9000000 | USD |
| CY2014 | por |
Preliminary Engineering Transferred To Construction Work In Progress
PreliminaryEngineeringTransferredToConstructionWorkInProgress
|
0 | USD |
| CY2014 | por |
Prior Service Cost Portion Of Amortization Of Aocl For Other Postretirement Benefits
PriorServiceCostPortionOfAmortizationOfAoclForOtherPostretirementBenefits
|
1000000 | USD |
| CY2013Q4 | por |
Private Equity Funds
PrivateEquityFunds
|
31000000 | USD |
| CY2014Q4 | por |
Private Equity Funds
PrivateEquityFunds
|
29000000 | USD |
| CY2014 | por |
Projectsaddedtoplaintiffssuit
Projectsaddedtoplaintiffssuit
|
2 | claims |
| CY2014Q4 | por |
Projectsencompassedbysuit
Projectsencompassedbysuit
|
40 | claims |
| CY2013Q4 | por |
Public Utilities Property Plant And Equipment General
PublicUtilitiesPropertyPlantAndEquipmentGeneral
|
381000000 | USD |
| CY2014Q4 | por |
Public Utilities Property Plant And Equipment General
PublicUtilitiesPropertyPlantAndEquipmentGeneral
|
426000000 | USD |
| CY2013Q4 | por |
Public Utilities Property Plant And Equipment Intangible
PublicUtilitiesPropertyPlantAndEquipmentIntangible
|
386000000 | USD |
| CY2014Q4 | por |
Public Utilities Property Plant And Equipment Intangible
PublicUtilitiesPropertyPlantAndEquipmentIntangible
|
478000000 | USD |
| CY2013 | por |
Realized And Unrealized Gains And Losses Net Commodity Contract
RealizedAndUnrealizedGainsAndLossesNetCommodityContract
|
134000000 | USD |
| CY2014 | por |
Realized And Unrealized Gains And Losses Net Commodity Contract
RealizedAndUnrealizedGainsAndLossesNetCommodityContract
|
15000000 | USD |
| CY2012 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Electricity
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsElectricity
|
56000000 | USD |
| CY2013 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Electricity
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsElectricity
|
78000000 | USD |
| CY2014 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Electricity
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsElectricity
|
13000000 | USD |
| CY2012 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Foreign Currency
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsForeignCurrency
|
0 | USD |
| CY2013 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Foreign Currency
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsForeignCurrency
|
1000000 | USD |
| CY2014 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Foreign Currency
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsForeignCurrency
|
0 | USD |
| CY2012 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Natural Gas
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsNaturalGas
|
19000000 | USD |
| CY2013 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Natural Gas
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsNaturalGas
|
28000000 | USD |
| CY2014 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Natural Gas
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsNaturalGas
|
72000000 | USD |
| CY2008Q3 | por |
Refund To Customers For Trojan Investment Including Interest
RefundToCustomersForTrojanInvestmentIncludingInterest
|
33100000 | USD |
| CY2000Q3 | por |
Regulatory Asset Related To Trojan
RegulatoryAssetRelatedToTrojan
|
5000000 | USD |
| CY2014Q4 | por |
Regulatory Assets Earning Rate Of Return At Approved Rate
RegulatoryAssetsEarningRateOfReturnAtApprovedRate
|
9000000 | USD |
| CY2014Q4 | por |
Regulatory Assets Earning Rate Of Return At Cost Of Capital
RegulatoryAssetsEarningRateOfReturnAtCostOfCapital
|
2000000 | USD |
| CY2014Q4 | por |
Regulatory Assets Earning Rate Of Return By Inclusion In Rate Base
RegulatoryAssetsEarningRateOfReturnByInclusionInRateBase
|
33000000 | USD |
| CY2014Q4 | por |
Regulatory Assets Earning Return
RegulatoryAssetsEarningReturn
|
63000000 | USD |
| CY2013Q4 | por |
Regulatory Assets Earning Return Other Category
RegulatoryAssetsEarningReturnOtherCategory
|
16000000 | USD |
| CY2014Q4 | por |
Regulatory Assets Earning Return Other Category
RegulatoryAssetsEarningReturnOtherCategory
|
33000000 | USD |
| CY2014Q4 | por |
Regulatory Assets Earninga Rateof Returnatthe Costof Debt
RegulatoryAssetsEarningaRateofReturnattheCostofDebt
|
19000000 | USD |
| CY2013Q4 | por |
Regulatory Assets From Price Risk Management Activities
RegulatoryAssetsFromPriceRiskManagementActivities
|
13000000 | USD |
| CY2014Q4 | por |
Regulatory Assets From Price Risk Management Activities
RegulatoryAssetsFromPriceRiskManagementActivities
|
6000000 | USD |
| CY2014Q4 | por |
Regulatoryassetforrecoveryoflosscontingencies
Regulatoryassetforrecoveryoflosscontingencies
|
3000000 | USD |
| CY2014 | por |
Remaining Recovery Periodof Regulatory Asset Debt Issuance Costs
RemainingRecoveryPeriodofRegulatoryAssetDebtIssuanceCosts
|
8 years | |
| CY2014 | por |
Remaining Recovery Periodof Regulatory Assets Price Risk Management
RemainingRecoveryPeriodofRegulatoryAssetsPriceRiskManagement
|
3 years | |
| CY2014 | por |
Remainingrecoveryperiodofregulatoryassetsdeferredcapitalprojects
Remainingrecoveryperiodofregulatoryassetsdeferredcapitalprojects
|
1 year | |
| CY2014 | por |
Remainingrefundperiodofregulatoryliability Trojandecommissioningactivities
RemainingrefundperiodofregulatoryliabilityTrojandecommissioningactivities
|
2 years | |
| CY2014Q4 | por |
Remarketable Pollution Control Bonds
RemarketablePollutionControlBonds
|
21000000 | USD |
| CY2012 | por |
Renewable Adjustment Clause Deferrals
RenewableAdjustmentClauseDeferrals
|
1000000 | USD |
| CY2009 | por |
Revenueoverstatment
Revenueoverstatment
|
1000000 | USD |
| CY2010 | por |
Revenueoverstatment
Revenueoverstatment
|
2000000 | USD |
| CY2011 | por |
Revenueoverstatment
Revenueoverstatment
|
3000000 | USD |
| CY2012 | por |
Revenueoverstatment
Revenueoverstatment
|
3000000 | USD |
| CY2013 | por |
Revenueoverstatment
Revenueoverstatment
|
9000000 | USD |
| CY2014Q4 | por |
Service Area Population
ServiceAreaPopulation
|
1800000 | shares |
| CY2014Q4 | por |
Service Area Sq Miles
ServiceAreaSqMiles
|
4000 | sqmi |
| CY2012 | por |
Short Term Debt Maximum Amount Outstanding During Year
ShortTermDebtMaximumAmountOutstandingDuringYear
|
44000000 | USD |
| CY2013 | por |
Short Term Debt Maximum Amount Outstanding During Year
ShortTermDebtMaximumAmountOutstandingDuringYear
|
54000000 | USD |
| CY2014 | por |
Short Term Debt Maximum Amount Outstanding During Year
ShortTermDebtMaximumAmountOutstandingDuringYear
|
0 | USD |
| CY2012 | por |
Stock Based Compensation Attainment Of Performance Goals That Allows Vesting
StockBasedCompensationAttainmentOfPerformanceGoalsThatAllowsVesting
|
1.120 | |
| CY2013 | por |
Stock Based Compensation Attainment Of Performance Goals That Allows Vesting
StockBasedCompensationAttainmentOfPerformanceGoalsThatAllowsVesting
|
1.175 | |
| CY2014 | por |
Stock Based Compensation Attainment Of Performance Goals That Allows Vesting
StockBasedCompensationAttainmentOfPerformanceGoalsThatAllowsVesting
|
1.342 | |
| CY2014 | por |
Stock Based Compensation Forfeiture Rate
StockBasedCompensationForfeitureRate
|
0.05 | |
| CY2012 | por |
Stock Based Compensation Impact On Cash Flows
StockBasedCompensationImpactOnCashFlows
|
0 | USD |
| CY2013 | por |
Stock Based Compensation Impact On Cash Flows
StockBasedCompensationImpactOnCashFlows
|
0 | USD |
| CY2014 | por |
Stock Based Compensation Impact On Cash Flows
StockBasedCompensationImpactOnCashFlows
|
0 | USD |
| CY2013Q2 | por |
Stockoffering
Stockoffering
|
11100000 | shares |
| CY2014Q4 | por |
Tax Credit Carryforward Federal
TaxCreditCarryforwardFederal
|
10000000 | USD |
| CY2014Q4 | por |
Tax Credit Carryforward State
TaxCreditCarryforwardState
|
3000000 | USD |
| CY2013Q4 | por |
Trojan Decommissioning Activities
TrojanDecommissioningActivities
|
41000000 | USD |
| CY2014Q4 | por |
Trojan Decommissioning Activities
TrojanDecommissioningActivities
|
41000000 | USD |
| CY2013Q4 | por |
Trojan Isfsi Pollution Control Tax Credits
TrojanIsfsiPollutionControlTaxCredits
|
8000000 | USD |
| CY2013Q4 | por |
Unbilled Revenue
UnbilledRevenue
|
104000000 | USD |
| CY2014Q4 | por |
Unbilled Revenue
UnbilledRevenue
|
93000000 | USD |
| CY2014Q4 | por |
Unsecuredtermbankloanratemaximum
Unsecuredtermbankloanratemaximum
|
0.0093 | |
| CY2014Q4 | por |
Unsecuredtermbankloanrateminimum
Unsecuredtermbankloanrateminimum
|
0.0086 | |
| CY2014Q4 | por |
Upper Estimated Range Of Total Cost Of Portland Harbor Cleanup
UpperEstimatedRangeOfTotalCostOfPortlandHarborCleanup
|
1800000000 | USD |
| CY2013Q4 | por |
Variable Interest Entity Consolidated Carrying Amount Cash And Cash Equivalents
VariableInterestEntityConsolidatedCarryingAmountCashAndCashEquivalents
|
1000000 | USD |
| CY2013Q4 | por |
Volume Related To Derivative Instruments At Balance Sheet Date Commodity Contracts Natural Gas
VolumeRelatedToDerivativeInstrumentsAtBalanceSheetDateCommodityContractsNaturalGas
|
106000000 | MMBTU |
| CY2014Q4 | por |
Volume Related To Derivative Instruments At Balance Sheet Date Commodity Contracts Natural Gas
VolumeRelatedToDerivativeInstrumentsAtBalanceSheetDateCommodityContractsNaturalGas
|
127000000 | MMBTU |
| CY2013Q4 | por |
Volume Related To Derivative Instruments Held At Balance Sheet Date Commodity Contracts Electricity
VolumeRelatedToDerivativeInstrumentsHeldAtBalanceSheetDateCommodityContractsElectricity
|
14000000 | MWh |
| CY2014Q4 | por |
Volume Related To Derivative Instruments Held At Balance Sheet Date Commodity Contracts Electricity
VolumeRelatedToDerivativeInstrumentsHeldAtBalanceSheetDateCommodityContractsElectricity
|
16000000 | MWh |
| CY2013Q4 | por |
Volume Relatedto Derivative Instruments Heldat Balance Sheet Date Foreign Currency
VolumeRelatedtoDerivativeInstrumentsHeldatBalanceSheetDateForeignCurrency
|
7000000 | CAD |
| CY2014Q4 | por |
Volume Relatedto Derivative Instruments Heldat Balance Sheet Date Foreign Currency
VolumeRelatedtoDerivativeInstrumentsHeldatBalanceSheetDateForeignCurrency
|
7000000 | CAD |
| CY2012 | por |
Wholesaleaccountsreceivablewrittenoff
Wholesaleaccountsreceivablewrittenoff
|
0 | USD |
| CY2013 | por |
Wholesaleaccountsreceivablewrittenoff
Wholesaleaccountsreceivablewrittenoff
|
0 | USD |
| CY2014 | por |
Wholesaleaccountsreceivablewrittenoff
Wholesaleaccountsreceivablewrittenoff
|
0 | USD |
| CY2013Q4 | us-gaap |
Accounts Payable And Accrued Liabilities Current
AccountsPayableAndAccruedLiabilitiesCurrent
|
173000000 | USD |
| CY2014Q4 | us-gaap |
Accounts Payable And Accrued Liabilities Current
AccountsPayableAndAccruedLiabilitiesCurrent
|
156000000 | USD |
| CY2013Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
146000000 | USD |
| CY2014Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
149000000 | USD |
| CY2013Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-5000000 | USD |
| CY2014Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-7000000 | USD |
| CY2012 | us-gaap |
Adjustments Related To Tax Withholding For Share Based Compensation
AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
|
1000000 | USD |
| CY2013 | us-gaap |
Adjustments Related To Tax Withholding For Share Based Compensation
AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
|
2000000 | USD |
| CY2014 | us-gaap |
Adjustments Related To Tax Withholding For Share Based Compensation
AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
|
1000000 | USD |
| CY2014 | us-gaap |
Adjustments To Additional Paid In Capital Stock Issued Issuance Costs
AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts
|
3000000 | USD |
| CY2011Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
6000000 | USD |
| CY2012Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
5000000 | USD |
| CY2013Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
6000000 | USD |
| CY2014Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
6000000 | USD |
| CY2012 | us-gaap |
Allowance For Doubtful Accounts Receivable Write Offs
AllowanceForDoubtfulAccountsReceivableWriteOffs
|
7000000 | USD |
| CY2013 | us-gaap |
Allowance For Doubtful Accounts Receivable Write Offs
AllowanceForDoubtfulAccountsReceivableWriteOffs
|
5000000 | USD |
| CY2014 | us-gaap |
Allowance For Doubtful Accounts Receivable Write Offs
AllowanceForDoubtfulAccountsReceivableWriteOffs
|
6000000 | USD |
| CY2012 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
22000000 | USD |
| CY2013 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
22000000 | USD |
| CY2014 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
25000000 | USD |
| CY2011Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
87000000 | USD |
| CY2012Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
94000000 | USD |
| CY2013Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
100000000 | USD |
| CY2014Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
116000000 | USD |
| CY2012 | us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
6000000 | USD |
| CY2013 | us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
6000000 | USD |
| CY2014 | us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
6000000 | USD |
| CY2014Q4 | us-gaap |
Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
|
7000000 | USD |
| CY2012 | us-gaap |
Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
|
0 | USD |
| CY2013 | us-gaap |
Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
|
4000000 | USD |
| CY2014Q4 | us-gaap |
Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
|
8000000 | USD |
| CY2014 | us-gaap |
Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
|
15000000 | USD |
| CY2012 | us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
3000000 | USD |
| CY2013 | us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
4000000 | USD |
| CY2014 | us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
3000000 | USD |
| CY2012 | us-gaap |
Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
|
-4000000 | USD |
| CY2013 | us-gaap |
Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
|
0 | USD |
| CY2014 | us-gaap |
Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
|
-2000000 | USD |
| CY2013Q4 | us-gaap |
Assets
Assets
|
6101000000 | USD |
| CY2014Q4 | us-gaap |
Assets
Assets
|
7042000000 | USD |
| CY2013Q4 | us-gaap |
Assets Current
AssetsCurrent
|
591000000 | USD |
| CY2014Q4 | us-gaap |
Assets Current
AssetsCurrent
|
699000000 | USD |
| CY2013Q4 | us-gaap |
Assets Held In Trust Noncurrent
AssetsHeldInTrustNoncurrent
|
35000000 | USD |
| CY2014Q4 | us-gaap |
Assets Held In Trust Noncurrent
AssetsHeldInTrustNoncurrent
|
32000000 | USD |
| CY2013 | us-gaap |
Available For Sale Securities Gross Realized Gain Loss Net
AvailableForSaleSecuritiesGrossRealizedGainLossNet
|
-2000000 | USD |
| CY2014 | us-gaap |
Available For Sale Securities Gross Realized Gain Loss Net
AvailableForSaleSecuritiesGrossRealizedGainLossNet
|
3000000 | USD |
| CY2014Q4 | us-gaap |
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities
|
6000000 | USD |
| CY2014Q4 | us-gaap |
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Equipment
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquipment
|
7000000 | USD |
| CY2014Q4 | us-gaap |
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financial Liabilities
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialLiabilities
|
2000000 | USD |
| CY2014Q4 | us-gaap |
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Inventory
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory
|
4000000 | USD |
| CY2014Q4 | us-gaap |
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities
|
4000000 | USD |
| CY2012 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
19000000 | USD |
| CY2013 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
84000000 | USD |
| CY2014 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
70000000 | USD |
| CY2012 | us-gaap |
Cash Acquired From Acquisition
CashAcquiredFromAcquisition
|
0 | USD |
| CY2013 | us-gaap |
Cash Acquired From Acquisition
CashAcquiredFromAcquisition
|
0 | USD |
| CY2014 | us-gaap |
Cash Acquired From Acquisition
CashAcquiredFromAcquisition
|
8000000 | USD |
| CY2011Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
6000000 | USD |
| CY2012Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
12000000 | USD |
| CY2013Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
107000000 | USD |
| CY2014Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
127000000 | USD |
| CY2012 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
6000000 | USD |
| CY2013 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
95000000 | USD |
| CY2014 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
20000000 | USD |
| CY2014Q4 | us-gaap |
Collateral Already Posted Aggregate Fair Value
CollateralAlreadyPostedAggregateFairValue
|
29000000 | USD |
| CY2013Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
| CY2014Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
| CY2013Q3 | us-gaap |
Common Stock Discount On Shares
CommonStockDiscountOnShares
|
0.96 | USD |
| CY2012 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.075 | |
| CY2013 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.095 | |
| CY2014 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.115 | |
| CY2013Q4 | us-gaap |
Common Stock No Par Value
CommonStockNoParValue
|
0 | |
| CY2014Q4 | us-gaap |
Common Stock No Par Value
CommonStockNoParValue
|
0 | |
| CY2013Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
160000000 | shares |
| CY2014Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
160000000 | shares |
| CY2013Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
78085559 | shares |
| CY2014Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
78228339 | shares |
| CY2013Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
78085559 | shares |
| CY2014Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
78228339 | shares |
| CY2013Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
911000000 | USD |
| CY2014Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
918000000 | USD |
| CY2012 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
141000000 | USD |
| CY2013 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
106000000 | USD |
| CY2014 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
173000000 | USD |
| CY2012 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
140000000 | USD |
| CY2013 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
105000000 | USD |
| CY2014 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
172000000 | USD |
| CY2012 | us-gaap |
Cost Of Purchased Power
CostOfPurchasedPower
|
726000000 | USD |
| CY2013 | us-gaap |
Cost Of Purchased Power
CostOfPurchasedPower
|
757000000 | USD |
| CY2014 | us-gaap |
Cost Of Purchased Power
CostOfPurchasedPower
|
713000000 | USD |
| CY2012 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
1503000000 | USD |
| CY2013 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
1604000000 | USD |
| CY2014 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
1607000000 | USD |
| CY2012 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
16000000 | USD |
| CY2013 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
10000000 | USD |
| CY2014 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
20000000 | USD |
| CY2012 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
17000000 | USD |
| CY2013 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
10000000 | USD |
| CY2014 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
22000000 | USD |
| CY2012 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
1000000 | USD |
| CY2013 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
0 | USD |
| CY2014 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
2000000 | USD |
| CY2014 | us-gaap |
Debt Instrument Covenant Description
DebtInstrumentCovenantDescription
|
.65 | |
| CY2014 | us-gaap |
Debt Instrument Description Of Variable Rate Basis
DebtInstrumentDescriptionOfVariableRateBasis
|
70 | |
| CY2014Q3 | us-gaap |
Debt Instrument Interest Rate Stated Percentage
DebtInstrumentInterestRateStatedPercentage
|
0.0439 | |
| CY2014Q4 | us-gaap |
Debt Instrument Interest Rate Stated Percentage
DebtInstrumentInterestRateStatedPercentage
|
0.0444 | |
| CY2014Q4 | us-gaap |
Debt Instrument Interest Rate Stated Percentage
DebtInstrumentInterestRateStatedPercentage
|
0.0351 | |
| CY2013Q4 | us-gaap |
Debt Weighted Average Interest Rate
DebtWeightedAverageInterestRate
|
0.0562 | |
| CY2014Q4 | us-gaap |
Debt Weighted Average Interest Rate
DebtWeightedAverageInterestRate
|
0.0542 | |
| CY2013Q4 | us-gaap |
Decommissioning Trust Assets Amount
DecommissioningTrustAssetsAmount
|
82000000 | USD |
| CY2014Q4 | us-gaap |
Decommissioning Trust Assets Amount
DecommissioningTrustAssetsAmount
|
90000000 | USD |
| CY2012 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
30000000 | USD |
| CY2013 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
4000000 | USD |
| CY2014 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
26000000 | USD |
| CY2012 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
47000000 | USD |
| CY2013 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
11000000 | USD |
| CY2014 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
39000000 | USD |
| CY2012 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
17000000 | USD |
| CY2013 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
7000000 | USD |
| CY2014 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
13000000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Liabilities Net
DeferredTaxAssetsLiabilitiesNet
|
-544000000 | USD |
| CY2014Q4 | us-gaap |
Deferred Tax Assets Liabilities Net
DeferredTaxAssetsLiabilitiesNet
|
-592000000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
277000000 | USD |
| CY2014Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
311000000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Net Current
DeferredTaxAssetsNetCurrent
|
42000000 | USD |
| CY2014Q4 | us-gaap |
Deferred Tax Assets Net Current
DeferredTaxAssetsNetCurrent
|
33000000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
17000000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Regulatory Assets And Liabilities
DeferredTaxAssetsRegulatoryAssetsAndLiabilities
|
33000000 | USD |
| CY2014Q4 | us-gaap |
Deferred Tax Assets Regulatory Assets And Liabilities
DeferredTaxAssetsRegulatoryAssetsAndLiabilities
|
48000000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits
|
122000000 | USD |
| CY2014Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits
|
161000000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Other
DeferredTaxAssetsTaxDeferredExpenseOther
|
0 | USD |
| CY2014Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Other
DeferredTaxAssetsTaxDeferredExpenseOther
|
1000000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
0 | USD |
| CY2014Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
0 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
821000000 | USD |
| CY2014Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
903000000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
586000000 | USD |
| CY2014Q4 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
625000000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
646000000 | USD |
| CY2014Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
693000000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Liabilities Regulatory Assets
DeferredTaxLiabilitiesRegulatoryAssets
|
175000000 | USD |
| CY2014Q4 | us-gaap |
Deferred Tax Liabilities Regulatory Assets
DeferredTaxLiabilitiesRegulatoryAssets
|
210000000 | USD |
| CY2014 | us-gaap |
Defined Benefit Plan Amount To Be Amortized From Accumulated Other Comprehensive Income Loss Next Fiscal Year
DefinedBenefitPlanAmountToBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossNextFiscalYear
|
23000000 | USD |
| CY2014 | us-gaap |
Defined Benefit Plan Benefits Paid
DefinedBenefitPlanBenefitsPaid
|
16000000 | USD |
| CY2014 | us-gaap |
Defined Benefit Plan Effect Of One Percentage Point Increase On Accumulated Postretirement Benefit Obligation
DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation
|
0 | USD |
| CY2014 | us-gaap |
Defined Benefit Plan Effect Of One Percentage Point Increase On Service And Interest Cost Components
DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents
|
0 | USD |
| CY2014Q4 | us-gaap |
Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter
DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
|
256000000 | USD |
| CY2014Q4 | us-gaap |
Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months
DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
|
42000000 | USD |
| CY2014Q4 | us-gaap |
Defined Benefit Plan Expected Future Benefit Payments Year Five
DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
|
49000000 | USD |
| CY2014Q4 | us-gaap |
Defined Benefit Plan Expected Future Benefit Payments Year Four
DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
|
47000000 | USD |
| CY2014Q4 | us-gaap |
Defined Benefit Plan Expected Future Benefit Payments Year Three
DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
|
45000000 | USD |
| CY2014Q4 | us-gaap |
Defined Benefit Plan Expected Future Benefit Payments Year Two
DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
|
44000000 | USD |
| CY2013Q4 | us-gaap |
Defined Benefit Plan Fair Value Of Plan Assets
DefinedBenefitPlanFairValueOfPlanAssets
|
596000000 | USD |
| CY2014Q4 | us-gaap |
Defined Benefit Plan Fair Value Of Plan Assets
DefinedBenefitPlanFairValueOfPlanAssets
|
591000000 | USD |
| CY2012 | us-gaap |
Defined Benefit Plan Health Care Cost Trend Rate Assumed For Next Fiscal Year
DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear
|
0.005 | |
| CY2013 | us-gaap |
Defined Benefit Plan Health Care Cost Trend Rate Assumed For Next Fiscal Year
DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear
|
0.005 | |
| CY2014 | us-gaap |
Defined Benefit Plan Health Care Cost Trend Rate Assumed For Next Fiscal Year
DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear
|
0.005 | |
| CY2012 | us-gaap |
Defined Benefit Plan Ultimate Health Care Cost Trend Rate
DefinedBenefitPlanUltimateHealthCareCostTrendRate
|
0.05 | |
| CY2013 | us-gaap |
Defined Benefit Plan Ultimate Health Care Cost Trend Rate
DefinedBenefitPlanUltimateHealthCareCostTrendRate
|
0.05 | |
| CY2014 | us-gaap |
Defined Benefit Plan Ultimate Health Care Cost Trend Rate
DefinedBenefitPlanUltimateHealthCareCostTrendRate
|
0.05 | |
| CY2012 | us-gaap |
Defined Contribution Plan Employer Discretionary Contribution Amount
DefinedContributionPlanEmployerDiscretionaryContributionAmount
|
16000000 | USD |
| CY2013 | us-gaap |
Defined Contribution Plan Employer Discretionary Contribution Amount
DefinedContributionPlanEmployerDiscretionaryContributionAmount
|
16000000 | USD |
| CY2014 | us-gaap |
Defined Contribution Plan Employer Discretionary Contribution Amount
DefinedContributionPlanEmployerDiscretionaryContributionAmount
|
16000000 | USD |
| CY2012 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
248000000 | USD |
| CY2013 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
248000000 | USD |
| CY2014 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
301000000 | USD |
| CY2013Q4 | us-gaap |
Derivative Assets Noncurrent
DerivativeAssetsNoncurrent
|
1000000 | USD |
| CY2014Q4 | us-gaap |
Derivative Assets Noncurrent
DerivativeAssetsNoncurrent
|
1000000 | USD |
| CY2013Q4 | us-gaap |
Derivative Liabilities Current
DerivativeLiabilitiesCurrent
|
49000000 | USD |
| CY2014Q4 | us-gaap |
Derivative Liabilities Current
DerivativeLiabilitiesCurrent
|
106000000 | USD |
| CY2013Q4 | us-gaap |
Derivative Liabilities Noncurrent
DerivativeLiabilitiesNoncurrent
|
141000000 | USD |
| CY2014Q4 | us-gaap |
Derivative Liabilities Noncurrent
DerivativeLiabilitiesNoncurrent
|
122000000 | USD |
| CY2014Q4 | us-gaap |
Derivative Net Liability Position Aggregate Fair Value
DerivativeNetLiabilityPositionAggregateFairValue
|
216000000 | USD |
| CY2013Q4 | us-gaap |
Dividends Payable Current
DividendsPayableCurrent
|
22000000 | USD |
| CY2014Q4 | us-gaap |
Dividends Payable Current
DividendsPayableCurrent
|
23000000 | USD |
| CY2012Q4 | us-gaap |
Dividends Payable Current And Noncurrent
DividendsPayableCurrentAndNoncurrent
|
21000000 | USD |
| CY2013Q4 | us-gaap |
Dividends Payable Current And Noncurrent
DividendsPayableCurrentAndNoncurrent
|
22000000 | USD |
| CY2014Q4 | us-gaap |
Dividends Payable Current And Noncurrent
DividendsPayableCurrentAndNoncurrent
|
23000000 | USD |
| CY2012 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.87 | |
| CY2014Q4 | us-gaap |
Financial Instruments Owned At Fair Value
FinancialInstrumentsOwnedAtFairValue
|
103000000 | USD |
| CY2013 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.36 | |
| CY2014 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
2.24 | |
| CY2012 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.87 | |
| CY2013 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.35 | |
| CY2014 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
2.18 | |
| CY2012 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.311 | |
| CY2013 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.168 | |
| CY2014 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.260 | |
| CY2012 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.350 | |
| CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.350 | |
| CY2014 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.350 | |
| CY2012 | us-gaap |
Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance
EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
0.026 | |
| CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance
EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
0.000 | |
| CY2014 | us-gaap |
Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance
EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
0.000 | |
| CY2012 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Depreciation
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepreciation
|
0.024 | |
| CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Depreciation
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepreciation
|
0.028 | |
| CY2014 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Depreciation
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepreciation
|
-0.023 | |
| CY2012 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
-0.006 | |
| CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
-0.026 | |
| CY2014 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
0.008 | |
| CY2012 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.035 | |
| CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.034 | |
| CY2014 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.039 | |
| CY2012 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Credits Other
EffectiveIncomeTaxRateReconciliationTaxCreditsOther
|
0.118 | |
| CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Credits Other
EffectiveIncomeTaxRateReconciliationTaxCreditsOther
|
0.218 | |
| CY2014 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Credits Other
EffectiveIncomeTaxRateReconciliationTaxCreditsOther
|
0.114 | |
| CY2012 | us-gaap |
Electric Production Expense
ElectricProductionExpense
|
211000000 | USD |
| CY2013 | us-gaap |
Electric Production Expense
ElectricProductionExpense
|
225000000 | USD |
| CY2014 | us-gaap |
Electric Production Expense
ElectricProductionExpense
|
257000000 | USD |
| CY2012 | us-gaap |
Electric Utility Revenue
ElectricUtilityRevenue
|
1805000000 | USD |
| CY2013 | us-gaap |
Electric Utility Revenue
ElectricUtilityRevenue
|
1810000000 | USD |
| CY2014 | us-gaap |
Electric Utility Revenue
ElectricUtilityRevenue
|
1900000000 | USD |
| CY2013Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
46000000 | USD |
| CY2014Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
51000000 | USD |
| CY2012 | us-gaap |
Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount
EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount
|
0 | USD |
| CY2013 | us-gaap |
Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount
EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount
|
0 | USD |
| CY2014 | us-gaap |
Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount
EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount
|
0 | USD |
| CY2014Q4 | us-gaap |
Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
|
6000000 | USD |
| CY2013Q4 | us-gaap |
Energy Related Inventory
EnergyRelatedInventory
|
24000000 | USD |
| CY2014Q4 | us-gaap |
Energy Related Inventory
EnergyRelatedInventory
|
40000000 | USD |
| CY2013 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
|
0 | USD |
| CY2014 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
|
0 | USD |
| CY2013 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet
|
0 | USD |
| CY2014 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet
|
0 | USD |
| CY2013 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
|
10000000 | USD |
| CY2014 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
|
50000000 | USD |
| CY2013 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Settlements
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements
|
1000000 | USD |
| CY2014 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Settlements
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements
|
4000000 | USD |
| CY2013Q4 | us-gaap |
Financial Instruments Owned At Fair Value
FinancialInstrumentsOwnedAtFairValue
|
105000000 | USD |
| CY2013Q4 | us-gaap |
Financial Instruments Owned Corporate Debt At Fair Value
FinancialInstrumentsOwnedCorporateDebtAtFairValue
|
14000000 | USD |
| CY2013Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
170000000 | USD |
| CY2014Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
191000000 | USD |
| CY2014Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Next Twelve Months
FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
|
35000000 | USD |
| CY2014Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Five
FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
|
22000000 | USD |
| CY2014Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Four
FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
|
28000000 | USD |
| CY2014Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Three
FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
|
29000000 | USD |
| CY2014Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Two
FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
|
33000000 | USD |
| CY2012 | us-gaap |
Gain Loss From Price Risk Management Activity
GainLossFromPriceRiskManagementActivity
|
-172000000 | USD |
| CY2013 | us-gaap |
Gain Loss From Price Risk Management Activity
GainLossFromPriceRiskManagementActivity
|
-18000000 | USD |
| CY2014 | us-gaap |
Gain Loss From Price Risk Management Activity
GainLossFromPriceRiskManagementActivity
|
45000000 | USD |
| CY2012 | us-gaap |
Gain Loss On Contract Termination
GainLossOnContractTermination
|
9000000 | USD |
| CY2013 | us-gaap |
Gain Loss On Contract Termination
GainLossOnContractTermination
|
-7000000 | USD |
| CY2014 | us-gaap |
Gain Loss On Contract Termination
GainLossOnContractTermination
|
-10000000 | USD |
| CY2012 | us-gaap |
General And Administrative Expense
GeneralAndAdministrativeExpense
|
216000000 | USD |
| CY2013 | us-gaap |
General And Administrative Expense
GeneralAndAdministrativeExpense
|
219000000 | USD |
| CY2014 | us-gaap |
General And Administrative Expense
GeneralAndAdministrativeExpense
|
227000000 | USD |
| CY2012 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
204000000 | USD |
| CY2013 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
125000000 | USD |
| CY2014 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
235000000 | USD |
| CY2012 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
64000000 | USD |
| CY2013 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
21000000 | USD |
| CY2014 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
61000000 | USD |
| CY2012 | us-gaap |
Income Taxes Paid
IncomeTaxesPaid
|
13000000 | USD |
| CY2013 | us-gaap |
Income Taxes Paid
IncomeTaxesPaid
|
10000000 | USD |
| CY2014 | us-gaap |
Income Taxes Paid
IncomeTaxesPaid
|
22000000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
1000000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
14000000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
-13000000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Deferred Compensation
IncreaseDecreaseInDeferredCompensation
|
0 | USD |
| CY2013 | us-gaap |
Increase Decrease In Deferred Compensation
IncreaseDecreaseInDeferredCompensation
|
-6000000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Deferred Compensation
IncreaseDecreaseInDeferredCompensation
|
-8000000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Margin Deposits Outstanding
IncreaseDecreaseInMarginDepositsOutstanding
|
-34000000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Margin Deposits Outstanding
IncreaseDecreaseInMarginDepositsOutstanding
|
-37000000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Margin Deposits Outstanding
IncreaseDecreaseInMarginDepositsOutstanding
|
2000000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
6000000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
15000000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
16000000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-1000000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-17000000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
12000000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Over Under Energy Recovery
IncreaseDecreaseInOverUnderEnergyRecovery
|
4000000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Over Under Energy Recovery
IncreaseDecreaseInOverUnderEnergyRecovery
|
6000000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Over Under Energy Recovery
IncreaseDecreaseInOverUnderEnergyRecovery
|
0 | USD |
| CY2012 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
4000000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
0 | USD |
| CY2014 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
-8000000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Risk Management Assets And Liabilities
IncreaseDecreaseInRiskManagementAssetsAndLiabilities
|
175000000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Risk Management Assets And Liabilities
IncreaseDecreaseInRiskManagementAssetsAndLiabilities
|
18000000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Risk Management Assets And Liabilities
IncreaseDecreaseInRiskManagementAssetsAndLiabilities
|
-45000000 | USD |
| CY2012 | us-gaap |
Interest Expense
InterestExpense
|
108000000 | USD |
| CY2013 | us-gaap |
Interest Expense
InterestExpense
|
101000000 | USD |
| CY2014 | us-gaap |
Interest Expense
InterestExpense
|
96000000 | USD |
| CY2012 | us-gaap |
Interest Paid Net
InterestPaidNet
|
97000000 | USD |
| CY2013 | us-gaap |
Interest Paid Net
InterestPaidNet
|
90000000 | USD |
| CY2014 | us-gaap |
Interest Paid Net
InterestPaidNet
|
86000000 | USD |
| CY2013Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
23000000 | USD |
| CY2014Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
26000000 | USD |
| CY2014Q4 | us-gaap |
Jointly Owned Utility Plant Gross Ownership Amount Of Plant In Service
JointlyOwnedUtilityPlantGrossOwnershipAmountOfPlantInService
|
1267000000 | USD |
| CY2014Q4 | us-gaap |
Jointly Owned Utility Plant Ownership Amount Of Construction Work In Progress
JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgress
|
10000000 | USD |
| CY2014Q4 | us-gaap |
Jointly Owned Utility Plant Ownership Amount Of Plant Accumulated Depreciation
JointlyOwnedUtilityPlantOwnershipAmountOfPlantAccumulatedDepreciation
|
739000000 | USD |
| CY2012 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
10000000 | USD |
| CY2013 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
9000000 | USD |
| CY2014 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
11000000 | USD |
| CY2013Q4 | us-gaap |
Letters Of Credit Outstanding Amount
LettersOfCreditOutstandingAmount
|
29000000 | USD |
| CY2014Q4 | us-gaap |
Letters Of Credit Outstanding Amount
LettersOfCreditOutstandingAmount
|
30000000 | USD |
| CY2013Q4 | us-gaap |
Liabilities
Liabilities
|
4281000000 | USD |
| CY2014Q4 | us-gaap |
Liabilities
Liabilities
|
5131000000 | USD |
| CY2013Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
6101000000 | USD |
| CY2014Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
7042000000 | USD |
| CY2013Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
393000000 | USD |
| CY2014Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
873000000 | USD |
| CY2013Q4 | us-gaap |
Liabilities Fair Value Disclosure
LiabilitiesFairValueDisclosure
|
190000000 | USD |
| CY2014Q4 | us-gaap |
Liabilities Fair Value Disclosure
LiabilitiesFairValueDisclosure
|
228000000 | USD |
| CY2014 | us-gaap |
Limited Liability Company Llc Or Limited Partnership Lp Members Or Limited Partners Ownership Interest
LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest
|
0.99 | |
| CY2014Q4 | us-gaap |
Line Of Credit
LineOfCredit
|
20000000 | USD |
| CY2014Q4 | us-gaap |
Line Of Credit Facility Maximum Borrowing Capacity
LineOfCreditFacilityMaximumBorrowingCapacity
|
700000000 | USD |
| CY2014Q4 | us-gaap |
Line Of Credit Facility Remaining Borrowing Capacity
LineOfCreditFacilityRemainingBorrowingCapacity
|
680000000 | USD |
| CY2013Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
1916000000 | USD |
| CY2014Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
2501000000 | USD |
| CY2013Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
0 | USD |
| CY2014Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
375000000 | USD |
| CY2013Q4 | us-gaap |
Long Term Debt Fair Value
LongTermDebtFairValue
|
2074000000 | USD |
| CY2014Q4 | us-gaap |
Long Term Debt Fair Value
LongTermDebtFairValue
|
2901000000 | USD |
| CY2014Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal After Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
|
1626000000 | USD |
| CY2014Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Next Twelve Months
LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
|
375000000 | USD |
| CY2014Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
|
300000000 | USD |
| CY2014Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Four
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
|
75000000 | USD |
| CY2014Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Three
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
|
58000000 | USD |
| CY2014Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
2126000000 | USD |
| CY2013Q4 | us-gaap |
Longterm Pollution Control Bond Current And Noncurrent
LongtermPollutionControlBondCurrentAndNoncurrent
|
148000000 | USD |
| CY2014Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Two
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
|
67000000 | USD |
| CY2013Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
1916000000 | USD |
| CY2014Q4 | us-gaap |
Longterm Pollution Control Bond Current And Noncurrent
LongtermPollutionControlBondCurrentAndNoncurrent
|
142000000 | USD |
| CY2012 | us-gaap |
Loss Contingency Claims Settled Number
LossContingencyClaimsSettledNumber
|
2 | claims |
| CY2014 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-994000000 | USD |
| CY2012 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
494000000 | USD |
| CY2013 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
544000000 | USD |
| CY2013Q3 | us-gaap |
Loss Contingency Damages Awarded Value
LossContingencyDamagesAwardedValue
|
70000000 | USD |
| CY2014 | us-gaap |
Loss Contingency Damages Awarded Value
LossContingencyDamagesAwardedValue
|
9000000 | USD |
| CY2013Q4 | us-gaap |
Loss Contingency Estimate Of Possible Loss
LossContingencyEstimateOfPossibleLoss
|
3000000 | USD |
| CY2013Q2 | us-gaap |
Loss Contingency Pending Claims Number
LossContingencyPendingClaimsNumber
|
39 | claims |
| CY2014Q4 | us-gaap |
Loss Contingency Range Of Possible Loss Maximum
LossContingencyRangeOfPossibleLossMaximum
|
8000000 | USD |
| CY2014Q4 | us-gaap |
Loss Contingency Range Of Possible Loss Minimum
LossContingencyRangeOfPossibleLossMinimum
|
3000000 | USD |
| CY2013Q4 | us-gaap |
Margin Deposit Assets
MarginDepositAssets
|
9000000 | USD |
| CY2014Q4 | us-gaap |
Margin Deposit Assets
MarginDepositAssets
|
11000000 | USD |
| CY2013Q4 | us-gaap |
Minority Interest
MinorityInterest
|
1000000 | USD |
| CY2014Q4 | us-gaap |
Minority Interest
MinorityInterest
|
0 | USD |
| CY2013Q4 | us-gaap |
Money Market Funds At Carrying Value
MoneyMarketFundsAtCarryingValue
|
59000000 | USD |
| CY2014Q4 | us-gaap |
Money Market Funds At Carrying Value
MoneyMarketFundsAtCarryingValue
|
65000000 | USD |
| CY2012 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-194000000 | USD |
| CY2013 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
243000000 | USD |
| CY2014 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
496000000 | USD |
| CY2012 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-294000000 | USD |
| CY2013 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-692000000 | USD |
| CY2014 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
518000000 | USD |
| CY2012 | us-gaap |
Net Income Loss
NetIncomeLoss
|
141000000 | USD |
| CY2013 | us-gaap |
Net Income Loss
NetIncomeLoss
|
105000000 | USD |
| CY2014 | us-gaap |
Net Income Loss
NetIncomeLoss
|
175000000 | USD |
| CY2012 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
-1000000 | USD |
| CY2013 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
-1000000 | USD |
| CY2014 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
-1000000 | USD |
| CY2012 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
10000000 | USD |
| CY2013 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
20000000 | USD |
| CY2014 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
38000000 | USD |
| CY2012 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
302000000 | USD |
| CY2013 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
206000000 | USD |
| CY2014 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
293000000 | USD |
| CY2014Q4 | us-gaap |
Operating Leases Future Minimum Payments Receivable Current
OperatingLeasesFutureMinimumPaymentsReceivableCurrent
|
3000000 | USD |
| CY2014Q4 | us-gaap |
Operating Leases Future Minimum Payments Receivable In Five Years
OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears
|
1000000 | USD |
| CY2014Q4 | us-gaap |
Operating Leases Future Minimum Payments Receivable In Four Years
OperatingLeasesFutureMinimumPaymentsReceivableInFourYears
|
1000000 | USD |
| CY2014Q4 | us-gaap |
Operating Leases Future Minimum Payments Receivable In Three Years
OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears
|
1000000 | USD |
| CY2014Q4 | us-gaap |
Operating Leases Future Minimum Payments Receivable In Two Years
OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears
|
2000000 | USD |
| CY2012 | us-gaap |
Operating Leases Rent Expense Sublease Rentals1
OperatingLeasesRentExpenseSubleaseRentals1
|
3000000 | USD |
| CY2013 | us-gaap |
Operating Leases Rent Expense Sublease Rentals1
OperatingLeasesRentExpenseSubleaseRentals1
|
3000000 | USD |
| CY2014 | us-gaap |
Operating Leases Rent Expense Sublease Rentals1
OperatingLeasesRentExpenseSubleaseRentals1
|
3000000 | USD |
| CY2014Q4 | us-gaap |
Option Indexed To Issuers Equity Settlement Alternatives Cash At Fair Value
OptionIndexedToIssuersEquitySettlementAlternativesCashAtFairValue
|
119000000 | USD |
| CY2013Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
103000000 | USD |
| CY2014Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
115000000 | USD |
| CY2013Q4 | us-gaap |
Other Assets Miscellaneous
OtherAssetsMiscellaneous
|
1000000 | USD |
| CY2014Q4 | us-gaap |
Other Assets Miscellaneous
OtherAssetsMiscellaneous
|
3000000 | USD |
| CY2013Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
49000000 | USD |
| CY2014Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
48000000 | USD |
| CY2014Q4 | us-gaap |
Other Commitment
OtherCommitment
|
43000000 | USD |
| CY2014Q4 | us-gaap |
Other Commitment Due In Fourth Year
OtherCommitmentDueInFourthYear
|
7000000 | USD |
| CY2014Q4 | us-gaap |
Other Commitment Due In Next Twelve Months
OtherCommitmentDueInNextTwelveMonths
|
14000000 | USD |
| CY2014Q4 | us-gaap |
Other Commitment Due In Second Year
OtherCommitmentDueInSecondYear
|
11000000 | USD |
| CY2014Q4 | us-gaap |
Other Commitment Due In Third Year
OtherCommitmentDueInThirdYear
|
11000000 | USD |
| CY2012 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
|
0 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
|
1000000 | USD |
| CY2014 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
|
-2000000 | USD |
| CY2013Q4 | us-gaap |
Other Inventory Supplies
OtherInventorySupplies
|
41000000 | USD |
| CY2014Q4 | us-gaap |
Other Inventory Supplies
OtherInventorySupplies
|
42000000 | USD |
| CY2013Q4 | us-gaap |
Other Investments
OtherInvestments
|
104000000 | USD |
| CY2014Q4 | us-gaap |
Other Investments
OtherInvestments
|
120000000 | USD |
| CY2013Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
171000000 | USD |
| CY2014Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
236000000 | USD |
| CY2013Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
25000000 | USD |
| CY2014Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
21000000 | USD |
| CY2012 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-17000000 | USD |
| CY2013 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-18000000 | USD |
| CY2014 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-12000000 | USD |
| CY2012 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
4000000 | USD |
| CY2013 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
7000000 | USD |
| CY2014 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
1000000 | USD |
| CY2013Q4 | us-gaap |
Other Postretirement Defined Benefit Plan Liabilities Noncurrent
OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent
|
101000000 | USD |
| CY2014Q4 | us-gaap |
Other Postretirement Defined Benefit Plan Liabilities Noncurrent
OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent
|
105000000 | USD |
| CY2012 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-2000000 | USD |
| CY2013 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-3000000 | USD |
| CY2014 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-5000000 | USD |
| CY2012 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
0 | USD |
| CY2013 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
3000000 | USD |
| CY2014 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
2000000 | USD |
| CY2012 | us-gaap |
Payments Of Dividends
PaymentsOfDividends
|
81000000 | USD |
| CY2013 | us-gaap |
Payments Of Dividends
PaymentsOfDividends
|
84000000 | USD |
| CY2014 | us-gaap |
Payments Of Dividends
PaymentsOfDividends
|
87000000 | USD |
| CY2012 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
303000000 | USD |
| CY2013 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
656000000 | USD |
| CY2014 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
1007000000 | USD |
| CY2012 | us-gaap |
Payments To Invest In Decommissioning Fund
PaymentsToInvestInDecommissioningFund
|
26000000 | USD |
| CY2013 | us-gaap |
Payments To Invest In Decommissioning Fund
PaymentsToInvestInDecommissioningFund
|
26000000 | USD |
| CY2014 | us-gaap |
Payments To Invest In Decommissioning Fund
PaymentsToInvestInDecommissioningFund
|
19000000 | USD |
| CY2012 | us-gaap |
Pension And Other Postretirement Benefit Expense
PensionAndOtherPostretirementBenefitExpense
|
27000000 | USD |
| CY2013 | us-gaap |
Pension And Other Postretirement Benefit Expense
PensionAndOtherPostretirementBenefitExpense
|
37000000 | USD |
| CY2014 | us-gaap |
Pension And Other Postretirement Benefit Expense
PensionAndOtherPostretirementBenefitExpense
|
33000000 | USD |
| CY2013Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
154000000 | USD |
| CY2014Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
237000000 | USD |
| CY2012 | us-gaap |
Pension Contributions
PensionContributions
|
0 | USD |
| CY2013 | us-gaap |
Pension Contributions
PensionContributions
|
0 | USD |
| CY2014 | us-gaap |
Pension Contributions
PensionContributions
|
0 | USD |
| CY2014Q4 | us-gaap |
Pledged Financial Instruments Not Separately Reported Securities For Letter Of Credit Facilities
PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesForLetterOfCreditFacilities
|
56000000 | USD |
| CY2013Q4 | us-gaap |
Preferred Stock No Par Value
PreferredStockNoParValue
|
0 | |
| CY2014Q4 | us-gaap |
Preferred Stock No Par Value
PreferredStockNoParValue
|
0 | |
| CY2013Q4 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
30000000 | shares |
| CY2014Q4 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
30000000 | shares |
| CY2013Q4 | us-gaap |
Preferred Stock Shares Issued
PreferredStockSharesIssued
|
0 | shares |
| CY2014Q4 | us-gaap |
Preferred Stock Shares Issued
PreferredStockSharesIssued
|
0 | shares |
| CY2013Q4 | us-gaap |
Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
|
0 | shares |
| CY2014Q4 | us-gaap |
Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
|
0 | shares |
| CY2013Q4 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
0 | USD |
| CY2014Q4 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
0 | USD |
| CY2013Q4 | us-gaap |
Prepaid Expense Current
PrepaidExpenseCurrent
|
38000000 | USD |
| CY2014Q4 | us-gaap |
Prepaid Expense Current
PrepaidExpenseCurrent
|
39000000 | USD |
| CY2013Q4 | us-gaap |
Price Risk Derivative Instruments Not Designated As Hedging Instruments Asset At Fair Value
PriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue
|
14000000 | USD |
| CY2014Q4 | us-gaap |
Price Risk Derivative Instruments Not Designated As Hedging Instruments Asset At Fair Value
PriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue
|
7000000 | USD |
| CY2013Q4 | us-gaap |
Price Risk Derivative Instruments Not Designated As Hedging Instruments Liability At Fair Value
PriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue
|
190000000 | USD |
| CY2014Q4 | us-gaap |
Price Risk Derivative Instruments Not Designated As Hedging Instruments Liability At Fair Value
PriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue
|
228000000 | USD |
| CY2012 | us-gaap |
Proceeds From Income Tax Refunds
ProceedsFromIncomeTaxRefunds
|
8000000 | USD |
| CY2013 | us-gaap |
Proceeds From Income Tax Refunds
ProceedsFromIncomeTaxRefunds
|
0 | USD |
| CY2014 | us-gaap |
Proceeds From Income Tax Refunds
ProceedsFromIncomeTaxRefunds
|
0 | USD |
| CY2012 | us-gaap |
Proceeds From Insurance Settlement Investing Activities
ProceedsFromInsuranceSettlementInvestingActivities
|
0 | USD |
| CY2013 | us-gaap |
Proceeds From Insurance Settlement Investing Activities
ProceedsFromInsuranceSettlementInvestingActivities
|
6000000 | USD |
| CY2014 | us-gaap |
Proceeds From Insurance Settlement Investing Activities
ProceedsFromInsuranceSettlementInvestingActivities
|
3000000 | USD |
| CY2012 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
0 | USD |
| CY2013Q2 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
47000000 | USD |
| CY2013Q3 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
20000000 | USD |
| CY2013 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
67000000 | USD |
| CY2014 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
0 | USD |
| CY2014 | us-gaap |
Proceeds From Issuance Of First Mortgage Bond
ProceedsFromIssuanceOfFirstMortgageBond
|
280000000 | USD |
| CY2014Q4 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
80000000 | USD |
| CY2012 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
0 | USD |
| CY2013 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
380000000 | USD |
| CY2014Q3 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
100000000 | USD |
| CY2014Q4 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
100000000 | USD |
| CY2014 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
585000000 | USD |
| CY2012 | us-gaap |
Proceeds From Legal Settlements
ProceedsFromLegalSettlements
|
0 | USD |
| CY2013 | us-gaap |
Proceeds From Legal Settlements
ProceedsFromLegalSettlements
|
44000000 | USD |
| us-gaap |
Proceeds From Legal Settlements
ProceedsFromLegalSettlements
|
50000000 | USD | |
| CY2014 | us-gaap |
Proceeds From Legal Settlements
ProceedsFromLegalSettlements
|
6000000 | USD |
| CY2012 | us-gaap |
Proceeds From Sale Maturity And Collections Of Investments
ProceedsFromSaleMaturityAndCollectionsOfInvestments
|
23000000 | USD |
| CY2013 | us-gaap |
Proceeds From Sale Maturity And Collections Of Investments
ProceedsFromSaleMaturityAndCollectionsOfInvestments
|
25000000 | USD |
| CY2014 | us-gaap |
Proceeds From Sale Maturity And Collections Of Investments
ProceedsFromSaleMaturityAndCollectionsOfInvestments
|
17000000 | USD |
| CY2012 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
10000000 | USD |
| CY2013 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
0 | USD |
| CY2014 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
5000000 | USD |
| CY2012 | us-gaap |
Proceeds From Short Term Debt
ProceedsFromShortTermDebt
|
0 | USD |
| CY2013 | us-gaap |
Proceeds From Short Term Debt
ProceedsFromShortTermDebt
|
35000000 | USD |
| CY2014 | us-gaap |
Proceeds From Short Term Debt
ProceedsFromShortTermDebt
|
0 | USD |
| CY2012 | us-gaap |
Profit Loss
ProfitLoss
|
140000000 | USD |
| CY2013 | us-gaap |
Profit Loss
ProfitLoss
|
104000000 | USD |
| CY2014 | us-gaap |
Profit Loss
ProfitLoss
|
174000000 | USD |
| CY2012 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
6000000 | USD |
| CY2013 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
6000000 | USD |
| CY2014 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
6000000 | USD |
| CY2012 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
6000000 | USD |
| CY2013 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
13000000 | USD |
| CY2014 | 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 Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
4000000 | USD |
| CY2013 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
7000000 | USD |
| CY2014 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
22000000 | USD |
| CY2012 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Rate
PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate
|
0.075 | |
| CY2013 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Rate
PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate
|
0.075 | |
| CY2014 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Rate
PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate
|
0.074 | |
| CY2012 | us-gaap |
Public Utilities Approved Return On Equity Percentage
PublicUtilitiesApprovedReturnOnEquityPercentage
|
0.1 | |
| CY2013 | us-gaap |
Public Utilities Approved Return On Equity Percentage
PublicUtilitiesApprovedReturnOnEquityPercentage
|
0.1 | |
| CY2014 | us-gaap |
Public Utilities Approved Return On Equity Percentage
PublicUtilitiesApprovedReturnOnEquityPercentage
|
0.0975 | |
| CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
2723000000 | USD |
| CY2014Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
2899000000 | USD |
| CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
508000000 | USD |
| CY2014Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
417000000 | USD |
| CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Distribution
PublicUtilitiesPropertyPlantAndEquipmentDistribution
|
2943000000 | USD |
| CY2014Q4 | us-gaap |
Public Utilities Property Plant And Equipment Distribution
PublicUtilitiesPropertyPlantAndEquipmentDistribution
|
3075000000 | USD |
| CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Generation Or Processing
PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing
|
2968000000 | USD |
| CY2014Q4 | us-gaap |
Public Utilities Property Plant And Equipment Generation Or Processing
PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing
|
3742000000 | USD |
| CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
4880000000 | USD |
| CY2014Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
5679000000 | USD |
| CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
7603000000 | USD |
| CY2014Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
8578000000 | USD |
| CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Transmission
PublicUtilitiesPropertyPlantAndEquipmentTransmission
|
417000000 | USD |
| CY2014Q4 | us-gaap |
Public Utilities Property Plant And Equipment Transmission
PublicUtilitiesPropertyPlantAndEquipmentTransmission
|
440000000 | USD |
| CY2014Q4 | us-gaap |
Ratio Of Indebtedness To Net Capital1
RatioOfIndebtednessToNetCapital1
|
0.567 | |
| CY2013Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
66000000 | USD |
| CY2014Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
133000000 | USD |
| CY2013Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
464000000 | USD |
| CY2014Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
494000000 | USD |
| CY2013Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
1000000 | USD |
| CY2014Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
60000000 | USD |
| CY2013Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
865000000 | USD |
| CY2014Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
906000000 | USD |
| CY2012 | us-gaap |
Repayments Of Commercial Paper
RepaymentsOfCommercialPaper
|
13000000 | USD |
| CY2013 | us-gaap |
Repayments Of Commercial Paper
RepaymentsOfCommercialPaper
|
17000000 | USD |
| CY2014 | us-gaap |
Repayments Of Commercial Paper
RepaymentsOfCommercialPaper
|
0 | USD |
| CY2012 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
100000000 | USD |
| CY2013 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
100000000 | USD |
| CY2014 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
0 | USD |
| CY2012 | us-gaap |
Repayments Of Short Term Debt
RepaymentsOfShortTermDebt
|
0 | USD |
| CY2013 | us-gaap |
Repayments Of Short Term Debt
RepaymentsOfShortTermDebt
|
35000000 | USD |
| CY2014 | us-gaap |
Repayments Of Short Term Debt
RepaymentsOfShortTermDebt
|
0 | USD |
| CY2013Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
913000000 | USD |
| CY2014Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
1000000000 | USD |
| CY2014Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
|
463893 | shares |
| CY2011Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
|
18.54 | |
| CY2012Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
|
22.54 | |
| CY2013Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
|
26.31 | |
| CY2014Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
|
28.96 | |
| CY2012 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
4000000 | USD |
| CY2013 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
4000000 | USD |
| CY2014 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
6000000 | USD |
| CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
|
22947 | shares |
| CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
|
7007 | shares |
| CY2014 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
|
12278 | shares |
| CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
|
18.95 | |
| CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
|
27.15 | |
| CY2014 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
|
29.90 | |
| CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
|
186495 | shares |
| CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
|
183071 | shares |
| CY2014 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
|
203410 | shares |
| CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
|
24.72 | |
| CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
|
29.25 | |
| CY2014 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
|
31.49 | |
| CY2011Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
|
491404 | shares |
| CY2012Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
|
440562 | shares |
| CY2013Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
|
431090 | shares |
| CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Share Based Liabilities Paid
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid
|
0 | USD |
| CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Share Based Liabilities Paid
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid
|
0 | USD |
| CY2014 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Share Based Liabilities Paid
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid
|
1000000 | USD |
| CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
|
214390 | shares |
| CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
|
185536 | shares |
| CY2014 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
|
158329 | shares |
| CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
|
0 | USD |
| CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
|
0 | USD |
| CY2014 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
|
3000000 | USD |
| CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
|
15.67 | |
| CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
|
20.20 | |
| CY2014 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
|
24.95 | |
| CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
|
0 | |
| CY2014 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
|
0 | |
| CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Maximum
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum
|
0.251 | |
| CY2014 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Maximum
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum
|
0.230 | |
| CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Minimum
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum
|
0.121 | |
| CY2014 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Minimum
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum
|
0.124 | |
| CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
|
0.003 | |
| CY2014 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
|
0.006 | |
| CY2014Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
|
4687500 | shares |
| CY2014Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
|
3554884 | shares |
| CY2013Q3 | us-gaap |
Share Price
SharePrice
|
29.50 | |
| CY2014Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
0 | USD |
| CY2012Q4 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.004 | |
| CY2013Q4 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.004 | |
| CY2014Q4 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.000 | |
| CY2012 | us-gaap |
Shortterm Debt Average Outstanding Amount
ShorttermDebtAverageOutstandingAmount
|
4000000 | USD |
| CY2013 | us-gaap |
Shortterm Debt Average Outstanding Amount
ShorttermDebtAverageOutstandingAmount
|
9000000 | USD |
| CY2014 | us-gaap |
Shortterm Debt Average Outstanding Amount
ShorttermDebtAverageOutstandingAmount
|
0 | USD |
| CY2013Q4 | us-gaap |
Significant Acquisitions And Disposals Acquisition Costs Or Sale Proceeds
SignificantAcquisitionsAndDisposalsAcquisitionCostsOrSaleProceeds
|
1 | USD |
| CY2014Q4 | us-gaap |
Significant Acquisitions And Disposals Acquisition Costs Or Sale Proceeds
SignificantAcquisitionsAndDisposalsAcquisitionCostsOrSaleProceeds
|
8000000 | USD |
| CY1997 | us-gaap |
Site Contingency Names Of Other Potentially Responsible Parties
SiteContingencyNamesOfOtherPotentiallyResponsibleParties
|
69 | |
| CY2014 | us-gaap |
Site Contingency Names Of Other Potentially Responsible Parties
SiteContingencyNamesOfOtherPotentiallyResponsibleParties
|
100 | |
| CY2013Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
1819000000 | USD |
| CY2014Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
1911000000 | USD |
| CY2013Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
1820000000 | USD |
| CY2014Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
1911000000 | USD |
| CY2014 | us-gaap |
Subsidiary Or Equity Method Investee Cumulative Percentage Ownership After All Transactions
SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions
|
1.00 | |
| CY2012 | us-gaap |
Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
|
102000000 | USD |
| CY2013 | us-gaap |
Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
|
103000000 | USD |
| CY2014 | us-gaap |
Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
|
109000000 | USD |
| CY2013Q4 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
21000000 | USD |
| CY2014Q4 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
22000000 | USD |
| CY2013Q4 | us-gaap |
Us Government Securities At Carrying Value
USGovernmentSecuritiesAtCarryingValue
|
14000000 | USD |
| CY2014Q4 | us-gaap |
Us Government Securities At Carrying Value
USGovernmentSecuritiesAtCarryingValue
|
14000000 | USD |
| CY2013 | us-gaap |
Unrealized Gain Loss On Investments
UnrealizedGainLossOnInvestments
|
4000000 | USD |
| CY2014 | us-gaap |
Unrealized Gain Loss On Investments
UnrealizedGainLossOnInvestments
|
2000000 | USD |
| CY2012 | us-gaap |
Unrealized Gain Loss On Securities
UnrealizedGainLossOnSecurities
|
-3000000 | USD |
| CY2013 | us-gaap |
Unrealized Gain Loss On Securities
UnrealizedGainLossOnSecurities
|
-3000000 | USD |
| CY2014 | us-gaap |
Unrealized Gain Loss On Securities
UnrealizedGainLossOnSecurities
|
-7000000 | USD |
| CY2013Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
0 | USD |
| CY2014Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
0 | USD |
| CY2013Q4 | us-gaap |
Unsecured Debt Current
UnsecuredDebtCurrent
|
0 | USD |
| CY2014Q4 | us-gaap |
Unsecured Debt Current
UnsecuredDebtCurrent
|
305000000 | USD |
| CY2013Q4 | us-gaap |
Variable Interest Entity Consolidated Carrying Amount Assets And Liabilities Net
VariableInterestEntityConsolidatedCarryingAmountAssetsAndLiabilitiesNet
|
5000000 | USD |
| CY2014Q4 | us-gaap |
Variable Interest Entity Consolidated Carrying Amount Assets And Liabilities Net
VariableInterestEntityConsolidatedCarryingAmountAssetsAndLiabilitiesNet
|
4000000 | USD |
| CY2014 | us-gaap |
Variable Interest Entity Ownership Percentage
VariableInterestEntityOwnershipPercentage
|
0.01 | |
| CY2012 | us-gaap |
Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
|
149000 | shares |
| CY2013 | us-gaap |
Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
|
567000 | shares |
| CY2014 | us-gaap |
Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
|
2314000 | shares |
| CY2012 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
75647000 | shares |
| CY2013 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
77388000 | shares |
| CY2014 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
80494000 | shares |
| CY2012 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
75498000 | shares |
| CY2013 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
76821000 | shares |
| CY2014 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
78180000 | shares |
