2015 Q4 Form 10-K Financial Statement
#000006598417000067 Filed on February 24, 2017
Income Statement
| Concept | 2015 Q4 | 2015 Q3 | 2015 Q2 |
|---|---|---|---|
| Revenue | $2.509B | $3.371B | $2.713B |
| YoY Change | -11.4% | -2.51% | -9.46% |
| Cost Of Revenue | $326.8M | $518.4M | $390.1M |
| YoY Change | -23.61% | -3.43% | -33.25% |
| Gross Profit | $2.182B | $2.853B | $2.323B |
| YoY Change | -9.23% | -2.34% | -3.7% |
| Gross Profit Margin | 86.97% | 84.62% | 85.62% |
| Selling, General & Admin | |||
| YoY Change | |||
| % of Gross Profit | |||
| Research & Development | |||
| YoY Change | |||
| % of Gross Profit | |||
| Depreciation & Amortization | $504.5M | $542.8M | $543.9M |
| YoY Change | -6.99% | -0.13% | 3.48% |
| % of Gross Profit | 23.12% | 19.03% | 23.41% |
| Operating Expenses | $2.127B | $4.336B | $2.336B |
| YoY Change | 2.68% | 46.24% | -8.12% |
| Operating Profit | -$254.3M | -$965.0M | $377.4M |
| YoY Change | -179.55% | -295.8% | -16.96% |
| Interest Expense | -$119.2M | $164.1M | $159.8M |
| YoY Change | -2.05% | 5.29% | 2.57% |
| % of Operating Profit | 42.35% | ||
| Other Income/Expense, Net | -$47.10M | $43.18M | $35.94M |
| YoY Change | -617.58% | -27.6% | 47.53% |
| Pretax Income | -$420.7M | -$1.086B | $253.5M |
| YoY Change | -303.14% | -373.75% | -21.52% |
| Income Tax | -$525.5M | -$367.7M | $99.78M |
| % Of Pretax Income | 39.36% | ||
| Net Earnings | $99.57M | -$723.0M | $148.8M |
| YoY Change | -17.11% | -414.31% | -21.41% |
| Net Earnings / Revenue | 3.97% | -21.45% | 5.49% |
| Basic Earnings Per Share | $0.56 | -$4.04 | $0.83 |
| Diluted Earnings Per Share | $0.56 | -$4.04 | $0.83 |
| COMMON SHARES | |||
| Basic Shares Outstanding | 178.4M shares | 179.2M shares | 179.5M shares |
| Diluted Shares Outstanding | 179.2M shares | 180.1M shares |
Balance Sheet
| Concept | 2015 Q4 | 2015 Q3 | 2015 Q2 |
|---|---|---|---|
| SHORT-TERM ASSETS | |||
| Cash & Short-Term Investments | $1.351B | $1.041B | $910.0M |
| YoY Change | -4.99% | -2.62% | 40.0% |
| Cash & Equivalents | $1.351B | $1.041B | $910.4M |
| Short-Term Investments | $1.287B | $961.0M | $850.0M |
| Other Short-Term Assets | $344.9M | $400.1M | $446.9M |
| YoY Change | 0.48% | 41.99% | -25.61% |
| Inventory | $1.091B | $1.095B | $1.151B |
| Prepaid Expenses | |||
| Receivables | $1.069B | $1.333B | $1.190B |
| Other Receivables | $178.0M | $191.0M | $192.0M |
| Total Short-Term Assets | $4.067B | $4.117B | $4.085B |
| YoY Change | -7.34% | -3.45% | -3.77% |
| LONG-TERM ASSETS | |||
| Property, Plant & Equipment | $220.0M | $217.8M | $217.1M |
| YoY Change | 2.9% | 7.83% | 9.25% |
| Goodwill | $377.2M | $377.2M | $377.2M |
| YoY Change | 0.0% | 0.0% | 0.0% |
| Intangibles | |||
| YoY Change | |||
| Long-Term Investments | $4.341M | $36.68M | $34.63M |
| YoY Change | -88.02% | -7.73% | -9.65% |
| Other Assets | $561.6M | $738.5M | $949.3M |
| YoY Change | -30.45% | -18.23% | 0.18% |
| Total Long-Term Assets | $6.713B | $7.018B | $7.272B |
| YoY Change | -7.74% | 13.97% | 16.23% |
| TOTAL ASSETS | |||
| Total Short-Term Assets | $4.067B | $4.117B | $4.085B |
| Total Long-Term Assets | $6.713B | $7.018B | $7.272B |
| Total Assets | $44.65B | $45.04B | $46.27B |
| YoY Change | -3.81% | 1.12% | 4.79% |
| SHORT-TERM LIABILITIES | |||
| YoY Change | |||
| Accounts Payable | $1.072B | $1.042B | $1.013B |
| YoY Change | -8.11% | -5.61% | -12.65% |
| Accrued Expenses | $460.7M | $473.3M | $411.2M |
| YoY Change | 10.19% | 17.31% | 242.59% |
| Deferred Revenue | |||
| YoY Change | |||
| Short-Term Debt | $494.0M | $782.0M | $940.0M |
| YoY Change | -17.39% | -12.23% | -9.53% |
| Long-Term Debt Due | $214.4M | $278.7M | $794.8M |
| YoY Change | -76.16% | -74.98% | 16.42% |
| Total Short-Term Liabilities | $3.090B | $3.454B | $3.998B |
| YoY Change | -19.72% | -22.45% | -3.14% |
| LONG-TERM LIABILITIES | |||
| Long-Term Debt | $13.11B | $13.05B | $12.09B |
| YoY Change | 5.85% | 12.19% | 1.31% |
| Other Long-Term Liabilities | $449.9M | $464.8M | $486.3M |
| YoY Change | -19.33% | -21.46% | -21.83% |
| Total Long-Term Liabilities | $31.98B | $32.22B | $31.80B |
| YoY Change | -0.84% | 8.73% | 7.25% |
| TOTAL LIABILITIES | |||
| Total Short-Term Liabilities | $3.090B | $3.454B | $3.998B |
| Total Long-Term Liabilities | $31.98B | $32.22B | $31.80B |
| Total Liabilities | $35.07B | $35.67B | $35.80B |
| YoY Change | -2.85% | 4.65% | 5.98% |
| SHAREHOLDERS EQUITY | |||
| Retained Earnings | $9.394B | $9.446B | $10.32B |
| YoY Change | -7.63% | -7.39% | 1.98% |
| Common Stock | $2.548M | $2.548M | $2.548M |
| YoY Change | 0.0% | 0.0% | 0.0% |
| Preferred Stock | |||
| YoY Change | |||
| Treasury Stock (at cost) | $5.552B | $5.553B | $5.478B |
| YoY Change | 1.0% | 2.05% | 0.55% |
| Treasury Stock Shares | 76.36M shares | 76.37M shares | 75.23M shares |
| Shareholders Equity | $9.257B | $9.157B | $10.16B |
| YoY Change | |||
| Total Liabilities & Shareholders Equity | $44.65B | $45.04B | $46.27B |
| YoY Change | -3.81% | 1.12% | 4.79% |
Cashflow Statement
| Concept | 2015 Q4 | 2015 Q3 | 2015 Q2 |
|---|---|---|---|
| OPERATING ACTIVITIES | |||
| Net Income | $99.57M | -$723.0M | $148.8M |
| YoY Change | -17.11% | -414.31% | -21.41% |
| Depreciation, Depletion And Amortization | $504.5M | $542.8M | $543.9M |
| YoY Change | -6.99% | -0.13% | 3.48% |
| Cash From Operating Activities | $941.6M | $1.011B | $727.4M |
| YoY Change | -5.66% | -25.81% | -4.47% |
| INVESTING ACTIVITIES | |||
| Capital Expenditures | -$952.5M | -$780.4M | -$632.2M |
| YoY Change | 19.57% | 17.49% | 10.93% |
| Acquisitions | |||
| YoY Change | |||
| Other Investing Activities | $530.1M | -$35.90M | -$38.00M |
| YoY Change | 4854.21% | -68.43% | -76.98% |
| Cash From Investing Activities | -$422.4M | -$816.3M | -$670.2M |
| YoY Change | -46.27% | 4.96% | -8.83% |
| FINANCING ACTIVITIES | |||
| Cash Dividend Paid | |||
| YoY Change | |||
| Common Stock Issuance & Retirement, Net | |||
| YoY Change | |||
| Debt Paid & Issued, Net | |||
| YoY Change | |||
| Cash From Financing Activities | -208.8M | -64.80M | -327.3M |
| YoY Change | -247.56% | -61.13% | 14.92% |
| NET CHANGE | |||
| Cash From Operating Activities | 941.6M | 1.011B | 727.4M |
| Cash From Investing Activities | -422.4M | -816.3M | -670.2M |
| Cash From Financing Activities | -208.8M | -64.80M | -327.3M |
| Net Change In Cash | 310.4M | 130.1M | -270.1M |
| YoY Change | -12.19% | -68.91% | 4.49% |
| FREE CASH FLOW | |||
| Cash From Operating Activities | $941.6M | $1.011B | $727.4M |
| Capital Expenditures | -$952.5M | -$780.4M | -$632.2M |
| Free Cash Flow | $1.894B | $1.792B | $1.360B |
| YoY Change | 5.54% | -11.62% | 2.13% |
Facts In Submission
| Frame | Concept Type | Concept / XBRL Key | Value | Unit |
|---|---|---|---|---|
| CY2016Q3 | etr |
Receivablesrecordedforbeneficialinterestsindecommissioningtrustfunds
Receivablesrecordedforbeneficialinterestsindecommissioningtrustfunds
|
1500000000 | USD |
| CY2016 | dei |
Current Fiscal Year End Date
CurrentFiscalYearEndDate
|
--12-31 | |
| CY2016 | dei |
Document Fiscal Period Focus
DocumentFiscalPeriodFocus
|
FY | |
| CY2016 | dei |
Document Fiscal Year Focus
DocumentFiscalYearFocus
|
2016 | |
| CY2016 | dei |
Document Period End Date
DocumentPeriodEndDate
|
2016-12-31 | |
| CY2016 | dei |
Document Type
DocumentType
|
10-K | |
| CY2016 | dei |
Entity Central Index Key
EntityCentralIndexKey
|
0000065984 | |
| CY2017Q1 | dei |
Entity Common Stock Shares Outstanding
EntityCommonStockSharesOutstanding
|
179394698 | shares |
| CY2016 | dei |
Entity Current Reporting Status
EntityCurrentReportingStatus
|
Yes | |
| CY2016 | dei |
Entity Filer Category
EntityFilerCategory
|
Large Accelerated Filer | |
| CY2016 | dei |
Amendment Flag
AmendmentFlag
|
false | |
| CY2016Q2 | dei |
Entity Public Float
EntityPublicFloat
|
14600000000 | USD |
| CY2016 | dei |
Entity Registrant Name
EntityRegistrantName
|
ENTERGY CORP /DE/ | |
| CY2016 | dei |
Entity Voluntary Filers
EntityVoluntaryFilers
|
No | |
| CY2016 | dei |
Entity Well Known Seasoned Issuer
EntityWellKnownSeasonedIssuer
|
Yes | |
| CY2015Q3 | etr |
A2009taxclaimrelatedtonucleardecommissioningliability
A2009taxclaimrelatedtonucleardecommissioningliability
|
9300000000 | USD |
| CY2015 | etr |
Accelerationof Prior Service Cost Dueto Curtailment Before Tax
AccelerationofPriorServiceCostDuetoCurtailmentBeforeTax
|
-374000 | USD |
| CY2016 | etr |
Accelerationof Prior Service Cost Dueto Curtailment Before Tax
AccelerationofPriorServiceCostDuetoCurtailmentBeforeTax
|
-1045000 | USD |
| CY2016 | etr |
Accidental Outage Coverage Weekly Indemnity Final Payment Period
AccidentalOutageCoverageWeeklyIndemnityFinalPaymentPeriod
|
P406D | |
| CY2016 | etr |
Accidental Outage Coverage Weekly Indemnity First Payment Period
AccidentalOutageCoverageWeeklyIndemnityFirstPaymentPeriod
|
P364D | |
| CY2016 | etr |
Accidental Outage Coverage Weekly Indemnity Second Payment Period
AccidentalOutageCoverageWeeklyIndemnitySecondPaymentPeriod
|
P364D | |
| CY2015Q4 | etr |
Accrued Unbilled Revenues
AccruedUnbilledRevenues
|
321940000 | USD |
| CY2016Q4 | etr |
Accrued Unbilled Revenues
AccruedUnbilledRevenues
|
368677000 | USD |
| CY2016 | etr |
Additional Damage Coverage For Terrorist Event
AdditionalDamageCoverageForTerroristEvent
|
100000000000 | USD |
| CY2012 | etr |
Adjustment2009 Cam
Adjustment2009Cam
|
9300000000 | USD |
| CY2015 | etr |
Amortization Of Gains Losses Before Tax
AmortizationOfGainsLossesBeforeTax
|
-70296000 | USD |
| CY2016 | etr |
Amortization Of Gains Losses Before Tax
AmortizationOfGainsLossesBeforeTax
|
-60693000 | USD |
| CY2015 | etr |
Amortization Of Prior Service Cost Credit Before Tax
AmortizationOfPriorServiceCostCreditBeforeTax
|
-23920000 | USD |
| CY2016 | etr |
Amortization Of Prior Service Cost Credit Before Tax
AmortizationOfPriorServiceCostCreditBeforeTax
|
-29414000 | USD |
| CY2016 | etr |
Amount Of Additional Insurance Coverage Per Occurrence
AmountOfAdditionalInsuranceCoveragePerOccurrence
|
20000000 | USD |
| CY2016 | etr |
Ani Combined With Secondary Financial Protection Coverage
AniCombinedWithSecondaryFinancialProtectionCoverage
|
13000000000 | USD |
| CY2014 | etr |
Asset Write Offs Impairments And Related Charges
AssetWriteOffsImpairmentsAndRelatedCharges
|
179752000 | USD |
| CY2015 | etr |
Asset Write Offs Impairments And Related Charges
AssetWriteOffsImpairmentsAndRelatedCharges
|
2104906000 | USD |
| CY2016 | etr |
Asset Write Offs Impairments And Related Charges
AssetWriteOffsImpairmentsAndRelatedCharges
|
2835637000 | USD |
| CY2010Q4 | etr |
Authorization Of Repurchase Of Common Stock
AuthorizationOfRepurchaseOfCommonStock
|
500000000 | USD |
| CY2016 | etr |
Authorization Of Repurchase Of Common Stock
AuthorizationOfRepurchaseOfCommonStock
|
350000000 | USD |
| CY2015Q4 | etr |
Available For Sale Securities Debt Maturities After Fifteen To Twenty Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterFifteenToTwentyYearsFairValue
|
50000000 | USD |
| CY2016Q4 | etr |
Available For Sale Securities Debt Maturities After Fifteen To Twenty Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterFifteenToTwentyYearsFairValue
|
73000000 | USD |
| CY2015Q4 | etr |
Available For Sale Securities Debt Maturities After Ten To Fifteen Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterTenToFifteenYearsFairValue
|
124000000 | USD |
| CY2016Q4 | etr |
Available For Sale Securities Debt Maturities After Ten To Fifteen Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterTenToFifteenYearsFairValue
|
109000000 | USD |
| CY2015Q4 | etr |
Available For Sale Securities Debt Maturities After Twenty Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterTwentyYearsFairValue
|
343000000 | USD |
| CY2014 | etr |
Changesinsecuritizationaccount
Changesinsecuritizationaccount
|
1511000 | USD |
| CY2016Q4 | etr |
Available For Sale Securities Debt Maturities After Twenty Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterTwentyYearsFairValue
|
424000000 | USD |
| CY2016Q4 | etr |
Average Coupon Rate Of Debt Securities Percentage
AverageCouponRateOfDebtSecuritiesPercentage
|
0.0321 | |
| CY2014 | etr |
Average Dilutive Effect Of Equity Units Income
AverageDilutiveEffectOfEquityUnitsIncome
|
500000 | USD |
| CY2015 | etr |
Average Dilutive Effect Of Equity Units Income
AverageDilutiveEffectOfEquityUnitsIncome
|
0 | USD |
| CY2016 | etr |
Average Dilutive Effect Of Equity Units Income
AverageDilutiveEffectOfEquityUnitsIncome
|
0 | USD |
| CY2014 | etr |
Average Dilutive Effect Of Stock Options Per Share
AverageDilutiveEffectOfStockOptionsPerShare
|
-0.01 | |
| CY2015 | etr |
Average Dilutive Effect Of Stock Options Per Share
AverageDilutiveEffectOfStockOptionsPerShare
|
0.00 | |
| CY2016 | etr |
Average Dilutive Effect Of Stock Options Per Share
AverageDilutiveEffectOfStockOptionsPerShare
|
0.00 | |
| CY2014 | etr |
Average Dilutive Effectof Other Equity Plans Per Share
AverageDilutiveEffectofOtherEquityPlansPerShare
|
-0.01 | |
| CY2015 | etr |
Average Dilutive Effectof Other Equity Plans Per Share
AverageDilutiveEffectofOtherEquityPlansPerShare
|
0.00 | |
| CY2016 | etr |
Average Dilutive Effectof Other Equity Plans Per Share
AverageDilutiveEffectofOtherEquityPlansPerShare
|
0.00 | |
| CY2016 | etr |
Average Durationof Debt Securitiesin Years
AverageDurationofDebtSecuritiesinYears
|
P5Y10M21D | |
| CY2016 | etr |
Average Maturityof Debt Securities Years
AverageMaturityofDebtSecuritiesYears
|
P9Y4M22D | |
| CY2014Q4 | etr |
Cash Paid To Taxing Authorities
CashPaidToTaxingAuthorities
|
0 | USD |
| CY2015Q4 | etr |
Cash Paid To Taxing Authorities
CashPaidToTaxingAuthorities
|
0 | USD |
| CY2016Q4 | etr |
Cash Paid To Taxing Authorities
CashPaidToTaxingAuthorities
|
10000000 | USD |
| CY2014 | etr |
Changes In Credit Line Borrowings Net
ChangesInCreditLineBorrowingsNet
|
448475000 | USD |
| CY2015 | etr |
Changes In Credit Line Borrowings Net
ChangesInCreditLineBorrowingsNet
|
104047000 | USD |
| CY2016 | etr |
Changes In Credit Line Borrowings Net
ChangesInCreditLineBorrowingsNet
|
79337000 | USD |
| CY2015 | etr |
Changesinsecuritizationaccount
Changesinsecuritizationaccount
|
-5806000 | USD |
| CY2016 | etr |
Changesinsecuritizationaccount
Changesinsecuritizationaccount
|
4007000 | USD |
| CY2016Q4 | etr |
Commercial Paper Program Limit
CommercialPaperProgramLimit
|
1500000000 | USD |
| CY2016Q4 | etr |
Commerical Paper Amount Outstanding
CommericalPaperAmountOutstanding
|
344000000 | USD |
| CY2016 | etr |
Concentration Risk
ConcentrationRisk
|
0.10 | |
| CY2016Q4 | etr |
Consolidated Debt Ratio
ConsolidatedDebtRatio
|
0.65 | |
| CY2016 | etr |
Consolidated Debt Ratio Of Lessees Total Capitalization
ConsolidatedDebtRatioOfLesseesTotalCapitalization
|
0.7 | |
| CY2016 | etr |
Conventional Property Insurance Minimum Value Of Assets Covered
ConventionalPropertyInsuranceMinimumValueOfAssetsCovered
|
5000000 | USD |
| CY2015Q4 | etr |
Deferred Fuel Costs
DeferredFuelCosts
|
238902000 | USD |
| CY2016Q4 | etr |
Deferred Fuel Costs
DeferredFuelCosts
|
239100000 | USD |
| CY2015Q4 | etr |
Deferred Fuel Costs Current Liabilities
DeferredFuelCostsCurrentLiabilities
|
235986000 | USD |
| CY2016Q4 | etr |
Deferred Fuel Costs Current Liabilities
DeferredFuelCostsCurrentLiabilities
|
102753000 | USD |
| CY2014 | etr |
Deferred Income Tax Expense Benefit And Non Current Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefitAndNonCurrentIncomeTaxExpenseBenefit
|
528326000 | USD |
| CY2015 | etr |
Deferred Income Tax Expense Benefit And Non Current Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefitAndNonCurrentIncomeTaxExpenseBenefit
|
-864799000 | USD |
| CY2016 | etr |
Deferred Income Tax Expense Benefit And Non Current Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefitAndNonCurrentIncomeTaxExpenseBenefit
|
-840465000 | USD |
| CY2015Q4 | etr |
Deferred Nuclear Refueling Outage Costs
DeferredNuclearRefuelingOutageCosts
|
211512000 | USD |
| CY2016Q4 | etr |
Deferred Nuclear Refueling Outage Costs
DeferredNuclearRefuelingOutageCosts
|
146221000 | USD |
| CY2015Q4 | etr |
Deferred Tax Assets Compensation
DeferredTaxAssetsCompensation
|
69432000 | USD |
| CY2016Q4 | etr |
Deferred Tax Assets Compensation
DeferredTaxAssetsCompensation
|
99300000 | USD |
| CY2015Q4 | etr |
Deferred Tax Assets Power Purchase Arrangements
DeferredTaxAssetsPowerPurchaseArrangements
|
38401000 | USD |
| CY2016Q4 | etr |
Deferred Tax Assets Power Purchase Arrangements
DeferredTaxAssetsPowerPurchaseArrangements
|
0 | USD |
| CY2015Q4 | etr |
Deferred Tax Liabilities Combined Unitary State Taxes
DeferredTaxLiabilitiesCombinedUnitaryStateTaxes
|
45078000 | USD |
| CY2016Q4 | etr |
Deferred Tax Liabilities Combined Unitary State Taxes
DeferredTaxLiabilitiesCombinedUnitaryStateTaxes
|
33063000 | USD |
| CY2015Q4 | etr |
Deferred Tax Liabilities Nuclear Decommissioning Trusts
DeferredTaxLiabilitiesNuclearDecommissioningTrusts
|
1254463000 | USD |
| CY2016Q4 | etr |
Deferred Tax Liabilities Nuclear Decommissioning Trusts
DeferredTaxLiabilitiesNuclearDecommissioningTrusts
|
1739977000 | USD |
| CY2015Q4 | us-gaap |
Cash Equivalents At Carrying Value
CashEquivalentsAtCarryingValue
|
1287464000 | USD |
| CY2015Q4 | etr |
Deferred Tax Liabilities Power Purchase Arrangements
DeferredTaxLiabilitiesPowerPurchaseArrangements
|
0 | USD |
| CY2015 | etr |
Depreciation Rates On Average Depreciable Non Utility Property
DepreciationRatesOnAverageDepreciableNonUtilityProperty
|
0.054 | |
| CY2016 | etr |
Depreciation Rates On Average Depreciable Non Utility Property
DepreciationRatesOnAverageDepreciableNonUtilityProperty
|
0.052 | |
| CY2014 | etr |
Depreciation Rates On Average Depreciable Utility Property
DepreciationRatesOnAverageDepreciableUtilityProperty
|
0.025 | |
| CY2015 | etr |
Depreciation Rates On Average Depreciable Utility Property
DepreciationRatesOnAverageDepreciableUtilityProperty
|
0.027 | |
| CY2016Q4 | etr |
Deferred Tax Liabilities Power Purchase Arrangements
DeferredTaxLiabilitiesPowerPurchaseArrangements
|
993000 | USD |
| CY2015Q4 | etr |
Deferred Tax Liability Tax Deferred Expense Compensationand Benefits Pensions
DeferredTaxLiabilityTaxDeferredExpenseCompensationandBenefitsPensions
|
365111000 | USD |
| CY2016Q4 | etr |
Deferred Tax Liability Tax Deferred Expense Compensationand Benefits Pensions
DeferredTaxLiabilityTaxDeferredExpenseCompensationandBenefitsPensions
|
429896000 | USD |
| CY2015Q4 | etr |
Deferredtaxasset Nuclear Decommissioning Liabilities
DeferredtaxassetNuclearDecommissioningLiabilities
|
828983000 | USD |
| CY2016Q4 | etr |
Deferredtaxasset Nuclear Decommissioning Liabilities
DeferredtaxassetNuclearDecommissioningLiabilities
|
1399468000 | USD |
| CY2014 | etr |
Depreciation Rate On Average Depreciable Property
DepreciationRateOnAverageDepreciableProperty
|
0.028 | |
| CY2015 | etr |
Depreciation Rate On Average Depreciable Property
DepreciationRateOnAverageDepreciableProperty
|
0.029 | |
| CY2016 | etr |
Depreciation Rate On Average Depreciable Property
DepreciationRateOnAverageDepreciableProperty
|
0.028 | |
| CY2014 | etr |
Depreciation Rates On Average Depreciable Non Utility Property
DepreciationRatesOnAverageDepreciableNonUtilityProperty
|
0.055 | |
| CY2016 | etr |
Depreciation Rates On Average Depreciable Utility Property
DepreciationRatesOnAverageDepreciableUtilityProperty
|
0.026 | |
| CY2014 | etr |
Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Tax
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionTax
|
-68000000 | USD |
| CY2015 | etr |
Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Tax
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionTax
|
-85000000 | USD |
| CY2016 | etr |
Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Tax
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionTax
|
103000000 | USD |
| CY2016Q4 | etr |
Effect Of Significant Unobservable Inputs On Fair Value Of Electricity Swaps
EffectOfSignificantUnobservableInputsOnFairValueOfElectricitySwaps
|
0 | USD |
| CY2014 | etr |
Equity Component Of Allowance For Funds Used During Construction
EquityComponentOfAllowanceForFundsUsedDuringConstruction
|
21108000 | USD |
| CY2015 | etr |
Equity Component Of Allowance For Funds Used During Construction
EquityComponentOfAllowanceForFundsUsedDuringConstruction
|
18191000 | USD |
| CY2016 | etr |
Equity Component Of Allowance For Funds Used During Construction
EquityComponentOfAllowanceForFundsUsedDuringConstruction
|
23647000 | USD |
| CY2016 | etr |
Expensereductionduetoeffectsofrecordingfinalcourtdecisioninseveral Do Espentnuclearfuellawsuits
ExpensereductionduetoeffectsofrecordingfinalcourtdecisioninseveralDOEspentnuclearfuellawsuits
|
100000000 | USD |
| CY2016 | etr |
Expensereductionduetoeffectsofrecordingfinalcourtdecisioninseveral Do Espentnuclearfuellawsuitsnetoftax
ExpensereductionduetoeffectsofrecordingfinalcourtdecisioninseveralDOEspentnuclearfuellawsuitsnetoftax
|
64000000 | USD |
| CY2014 | etr |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assetand Liability Unrealized Gains Loss Includedin Earnings
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetandLiabilityUnrealizedGainsLossIncludedinEarnings
|
120000000 | USD |
| CY2015 | etr |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assetand Liability Unrealized Gains Loss Includedin Earnings
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetandLiabilityUnrealizedGainsLossIncludedinEarnings
|
3000000 | USD |
| CY2016 | etr |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assetand Liability Unrealized Gains Loss Includedin Earnings
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetandLiabilityUnrealizedGainsLossIncludedinEarnings
|
0 | USD |
| CY2016Q4 | etr |
Fair Value Of Electricity Swaps
FairValueOfElectricitySwaps
|
5000000 | USD |
| CY2015Q4 | etr |
Fuel Inventory At Average Cost
FuelInventoryAtAverageCost
|
217810000 | USD |
| CY2016Q4 | etr |
Fuel Inventory At Average Cost
FuelInventoryAtAverageCost
|
179600000 | USD |
| CY2015Q4 | etr |
Hedge Contracts In Liability Position
HedgeContractsInLiabilityPosition
|
2000000 | USD |
| CY2016Q4 | etr |
Hedge Contracts In Liability Position
HedgeContractsInLiabilityPosition
|
8000000 | USD |
| CY2014 | etr |
Income Tax Reconciliation Amortization Of Investment Tax Credits
IncomeTaxReconciliationAmortizationOfInvestmentTaxCredits
|
12211000 | USD |
| CY2015 | etr |
Income Tax Reconciliation Amortization Of Investment Tax Credits
IncomeTaxReconciliationAmortizationOfInvestmentTaxCredits
|
11136000 | USD |
| CY2016 | etr |
Income Tax Reconciliation Amortization Of Investment Tax Credits
IncomeTaxReconciliationAmortizationOfInvestmentTaxCredits
|
10889000 | USD |
| CY2014 | etr |
Income Tax Reconciliation Flow Through Permanent Differences
IncomeTaxReconciliationFlowThroughPermanentDifferences
|
18003000 | USD |
| CY2015 | etr |
Income Tax Reconciliation Flow Through Permanent Differences
IncomeTaxReconciliationFlowThroughPermanentDifferences
|
7872000 | USD |
| CY2016 | etr |
Income Tax Reconciliation Flow Through Permanent Differences
IncomeTaxReconciliationFlowThroughPermanentDifferences
|
19307000 | USD |
| CY2014 | etr |
Income Tax Reconciliation Provision For Uncertain Tax Positions
IncomeTaxReconciliationProvisionForUncertainTaxPositions
|
-32573000 | USD |
| CY2015 | etr |
Income Tax Reconciliation Provision For Uncertain Tax Positions
IncomeTaxReconciliationProvisionForUncertainTaxPositions
|
56683000 | USD |
| CY2016 | etr |
Income Tax Reconciliation Provision For Uncertain Tax Positions
IncomeTaxReconciliationProvisionForUncertainTaxPositions
|
67119000 | USD |
| CY2014 | etr |
Income Tax Reconciliation Regulatory Differences Utility Plant Items
IncomeTaxReconciliationRegulatoryDifferencesUtilityPlantItems
|
39321000 | USD |
| CY2015 | etr |
Income Tax Reconciliation Regulatory Differences Utility Plant Items
IncomeTaxReconciliationRegulatoryDifferencesUtilityPlantItems
|
32089000 | USD |
| CY2016 | etr |
Income Tax Reconciliation Regulatory Differences Utility Plant Items
IncomeTaxReconciliationRegulatoryDifferencesUtilityPlantItems
|
33581000 | USD |
| CY2015Q1 | etr |
Incometaxbenefitresultingfrom20062007audit
Incometaxbenefitresultingfrom20062007audit
|
20000000 | USD |
| CY2014 | etr |
Increase Decrease In Decommissioning Liability Asset Retirement Obligation
IncreaseDecreaseInDecommissioningLiabilityAssetRetirementObligation
|
272621000 | USD |
| CY2015 | etr |
Increase Decrease In Decommissioning Liability Asset Retirement Obligation
IncreaseDecreaseInDecommissioningLiabilityAssetRetirementObligation
|
280272000 | USD |
| CY2016 | etr |
Increase Decrease In Decommissioning Liability Asset Retirement Obligation
IncreaseDecreaseInDecommissioningLiabilityAssetRetirementObligation
|
327425000 | USD |
| CY2014 | etr |
Increase Reductioninincometaxresultingfrom Act55financingsettlement
IncreaseReductioninincometaxresultingfromAct55financingsettlement
|
0 | USD |
| CY2015 | etr |
Increase Reductioninincometaxresultingfrom Act55financingsettlement
IncreaseReductioninincometaxresultingfromAct55financingsettlement
|
0 | USD |
| CY2016 | etr |
Increase Reductioninincometaxresultingfrom Act55financingsettlement
IncreaseReductioninincometaxresultingfromAct55financingsettlement
|
63477000 | USD |
| CY2014 | etr |
Increase Reductioninincometaxresultingfrom Entergy Wholesale Commoditiesrestructuring
IncreaseReductioninincometaxresultingfromEntergyWholesaleCommoditiesrestructuring
|
0 | USD |
| CY2015 | etr |
Increase Reductioninincometaxresultingfrom Entergy Wholesale Commoditiesrestructuring
IncreaseReductioninincometaxresultingfromEntergyWholesaleCommoditiesrestructuring
|
0 | USD |
| CY2016 | etr |
Increase Reductioninincometaxresultingfrom Entergy Wholesale Commoditiesrestructuring
IncreaseReductioninincometaxresultingfromEntergyWholesaleCommoditiesrestructuring
|
237760000 | USD |
| CY2014 | etr |
Increase Reductionintaxresultingfrom Louisianabusinesscombination
IncreaseReductionintaxresultingfromLouisianabusinesscombination
|
0 | USD |
| CY2015 | etr |
Increase Reductionintaxresultingfrom Louisianabusinesscombination
IncreaseReductionintaxresultingfromLouisianabusinesscombination
|
333655000 | USD |
| CY2016 | etr |
Increase Reductionintaxresultingfrom Louisianabusinesscombination
IncreaseReductionintaxresultingfromLouisianabusinesscombination
|
0 | USD |
| CY2015Q3 | etr |
Increaseto2009 Federal Income Tax Liability
Increaseto2009FederalIncomeTaxLiability
|
2400000 | USD |
| CY2016Q4 | etr |
Insurance Coverage For Public Liability
InsuranceCoverageForPublicLiability
|
450000000 | USD |
| CY2016Q4 | etr |
Insurancecoverageforpublicliabilitypriorto January12017
InsurancecoverageforpublicliabilitypriortoJanuary12017
|
375000000 | USD |
| CY2016Q4 | etr |
Issuance Of Letters Of Credit Percentage Of Total Borrowing Capacity
IssuanceOfLettersOfCreditPercentageOfTotalBorrowingCapacity
|
0.5 | |
| CY2016Q4 | etr |
Letters Of Credit
LettersOfCredit
|
6000000 | USD |
| CY2014 | etr |
Litigation Proceeds For Reimbursement Of Spent Nuclear Fuel Storage Costs
LitigationProceedsForReimbursementOfSpentNuclearFuelStorageCosts
|
0 | USD |
| CY2015 | etr |
Litigation Proceeds For Reimbursement Of Spent Nuclear Fuel Storage Costs
LitigationProceedsForReimbursementOfSpentNuclearFuelStorageCosts
|
18296000 | USD |
| CY2016 | etr |
Litigation Proceeds For Reimbursement Of Spent Nuclear Fuel Storage Costs
LitigationProceedsForReimbursementOfSpentNuclearFuelStorageCosts
|
169085000 | USD |
| CY2016 | etr |
Maximum Conventional Property Insurance Coverage On Each And Every Loss Basis
MaximumConventionalPropertyInsuranceCoverageOnEachAndEveryLossBasis
|
400000000 | USD |
| CY2016 | etr |
Maximum Recovery Nuclear Insurance Policies For Property Damage Caused By Terrorist Act
MaximumRecoveryNuclearInsurancePoliciesForPropertyDamageCausedByTerroristAct
|
3240000000 | USD |
| CY2016Q4 | etr |
Maximum Retrospective Insurance Premium Obligation Per Reactor Per Incident
MaximumRetrospectiveInsurancePremiumObligationPerReactorPerIncident
|
127300000 | USD |
| CY2016Q4 | etr |
Maximumretrospectiveinsurancepremiumobligationperincident
Maximumretrospectiveinsurancepremiumobligationperincident
|
1273000000 | USD |
| CY2015Q4 | etr |
Natural Gas
NaturalGas
|
392032000 | USD |
| CY2016Q4 | etr |
Natural Gas
NaturalGas
|
413224000 | USD |
| CY2014 | etr |
Nuclear Fuel Purchases
NuclearFuelPurchases
|
537548000 | USD |
| CY2015 | etr |
Nuclear Fuel Purchases
NuclearFuelPurchases
|
493604000 | USD |
| CY2016 | etr |
Nuclear Fuel Purchases
NuclearFuelPurchases
|
314706000 | USD |
| CY2014 | etr |
Nuclear Refueling Outage Expenses
NuclearRefuelingOutageExpenses
|
267679000 | USD |
| CY2015 | etr |
Nuclear Refueling Outage Expenses
NuclearRefuelingOutageExpenses
|
251316000 | USD |
| CY2016 | etr |
Nuclear Refueling Outage Expenses
NuclearRefuelingOutageExpenses
|
208678000 | USD |
| CY2016 | etr |
Number Of Equity Ownership Plans
NumberOfEquityOwnershipPlans
|
3 | plan |
| CY2016 | etr |
Number Of Nuclear Reactor Included In Secondary Financial Protection Program
NumberOfNuclearReactorIncludedInSecondaryFinancialProtectionProgram
|
102 | reactor |
| CY2015 | etr |
Numberof Derivative Contract Counterpartiesina Liability Position
NumberofDerivativeContractCounterpartiesinaLiabilityPosition
|
2 | counterparty |
| CY2016 | etr |
Numberof Derivative Contract Counterpartiesina Liability Position
NumberofDerivativeContractCounterpartiesinaLiabilityPosition
|
3 | counterparty |
| CY2016 | etr |
Numberof Financial Protection Programs
NumberofFinancialProtectionPrograms
|
2 | program |
| CY2011Q4 | etr |
Numberof Issues D.C.Circuit Orderedto Remand
NumberofIssuesD.C.CircuitOrderedtoRemand
|
2 | issue |
| CY2014 | etr |
Nypa Value Sharing Payment
NypaValueSharingPayment
|
72000000 | USD |
| CY2015 | etr |
Nypa Value Sharing Payment
NypaValueSharingPayment
|
70790000 | USD |
| CY2016 | etr |
Nypa Value Sharing Payment
NypaValueSharingPayment
|
0 | USD |
| CY2014 | etr |
Offsettogrossunrecognizedtaxbenefitscreditandlosscarryforward
Offsettogrossunrecognizedtaxbenefitscreditandlosscarryforward
|
4295643000 | USD |
| CY2015 | etr |
Offsettogrossunrecognizedtaxbenefitscreditandlosscarryforward
Offsettogrossunrecognizedtaxbenefitscreditandlosscarryforward
|
1264483000 | USD |
| CY2016 | etr |
Offsettogrossunrecognizedtaxbenefitscreditandlosscarryforward
Offsettogrossunrecognizedtaxbenefitscreditandlosscarryforward
|
2922085000 | USD |
| CY2015Q4 | etr |
Other Regulatory Assets
OtherRegulatoryAssets
|
4704796000 | USD |
| CY2016Q4 | etr |
Other Regulatory Assets
OtherRegulatoryAssets
|
4769913000 | USD |
| CY2014 | etr |
Other Regulatory Charges Credits Net
OtherRegulatoryChargesCreditsNet
|
-13772000 | USD |
| CY2015 | etr |
Other Regulatory Charges Credits Net
OtherRegulatoryChargesCreditsNet
|
175304000 | USD |
| CY2016 | etr |
Other Regulatory Charges Credits Net
OtherRegulatoryChargesCreditsNet
|
94243000 | USD |
| CY2014 | etr |
Other Regulatory Liabilities
OtherRegulatoryLiabilities
|
87654000 | USD |
| CY2015 | etr |
Other Regulatory Liabilities
OtherRegulatoryLiabilities
|
61241000 | USD |
| CY2016 | etr |
Other Regulatory Liabilities
OtherRegulatoryLiabilities
|
158031000 | USD |
| CY2016 | etr |
Ownership Percentage By Non Affiliated Company
OwnershipPercentageByNonAffiliatedCompany
|
0.10 | |
| CY2014 | etr |
Pension And Other Postretirement Liabilities
PensionAndOtherPostretirementLiabilities
|
281566000 | USD |
| CY2015 | etr |
Pension And Other Postretirement Liabilities
PensionAndOtherPostretirementLiabilities
|
-103185000 | USD |
| CY2016 | etr |
Pension And Other Postretirement Liabilities
PensionAndOtherPostretirementLiabilities
|
2842000 | USD |
| CY2015 | etr |
Pensionand Other Postretirement Costs Reclassification Out Of Accumulated Other Comprehensive Income Before Tax
PensionandOtherPostretirementCostsReclassificationOutOfAccumulatedOtherComprehensiveIncomeBeforeTax
|
-48151000 | USD |
| CY2016 | etr |
Pensionand Other Postretirement Costs Reclassification Out Of Accumulated Other Comprehensive Income Before Tax
PensionandOtherPostretirementCostsReclassificationOutOfAccumulatedOtherComprehensiveIncomeBeforeTax
|
-34331000 | USD |
| CY2016 | etr |
Percentageof Weekly Indemnity Paid After Deductible Final Periodhas Passed
PercentageofWeeklyIndemnityPaidAfterDeductibleFinalPeriodhasPassed
|
0.80 | |
| CY2016 | etr |
Percentageof Weekly Indemnity Paid After Deductible First Periodhas Passed
PercentageofWeeklyIndemnityPaidAfterDeductibleFirstPeriodhasPassed
|
1.00 | |
| CY2016 | etr |
Percentageof Weekly Indemnity Paid After Deductible Second Periodhas Passed
PercentageofWeeklyIndemnityPaidAfterDeductibleSecondPeriodhasPassed
|
0.80 | |
| etr |
Periodof Prohibited Refunds
PeriodofProhibitedRefunds
|
P20Y | ||
| CY2008Q2 | etr |
Periodof Prohibited Refunds
PeriodofProhibitedRefunds
|
P20M | |
| CY2011Q4 | etr |
Periodof Prohibited Refunds
PeriodofProhibitedRefunds
|
P20M | |
| CY2011Q4 | etr |
Periodto File Briefs
PeriodtoFileBriefs
|
P30D | |
| CY2011Q4 | etr |
Periodto File Reply Briefs
PeriodtoFileReplyBriefs
|
P21D | |
| CY2016Q4 | etr |
Planned Generation From Non Nuclear Power Plants Sold Forward Under Financial Derivatives
PlannedGenerationFromNonNuclearPowerPlantsSoldForwardUnderFinancialDerivatives
|
0.59 | |
| CY2016 | etr |
Plannedgenerationsoldforwardfromnonutilitynuclearpowerplantsinthenexttwelvemonths
Plannedgenerationsoldforwardfromnonutilitynuclearpowerplantsinthenexttwelvemonths
|
0.87 | |
| CY2012Q3 | etr |
Potential Cost For Entergy Arkansas For Years20032004 And2006 Based On Intra System Bills
PotentialCostForEntergyArkansasForYears20032004And2006BasedOnIntraSystemBills
|
12000000 | USD |
| CY2015Q4 | etr |
Preferred Equity
PreferredEquity
|
293936000 | USD |
| CY2016Q4 | etr |
Preferred Equity
PreferredEquity
|
178936000 | USD |
| CY2015Q4 | etr |
Preferred Equity Authorized
PreferredEquityAuthorized
|
5125105 | shares |
| CY2016Q4 | etr |
Preferred Equity Authorized
PreferredEquityAuthorized
|
825105 | shares |
| CY2015Q4 | etr |
Preferred Equity Outstanding
PreferredEquityOutstanding
|
5125105 | shares |
| CY2016Q4 | etr |
Preferred Equity Outstanding
PreferredEquityOutstanding
|
825105 | shares |
| CY2016 | etr |
Preferred Stock Redemptions
PreferredStockRedemptions
|
2889000 | USD |
| CY2015Q4 | etr |
Public Utilities Property Plant And Equipment Nuclear Fuel Leased And Owned
PublicUtilitiesPropertyPlantAndEquipmentNuclearFuelLeasedAndOwned
|
1345000000 | USD |
| CY2016Q4 | etr |
Public Utilities Property Plant And Equipment Nuclear Fuel Leased And Owned
PublicUtilitiesPropertyPlantAndEquipmentNuclearFuelLeasedAndOwned
|
1038000000 | USD |
| CY2015Q4 | etr |
Public Utilities Property Plant And Equipment Other
PublicUtilitiesPropertyPlantAndEquipmentOther
|
1536000000 | USD |
| CY2016Q4 | etr |
Public Utilities Property Plant And Equipment Other
PublicUtilitiesPropertyPlantAndEquipmentOther
|
1636000000 | USD |
| CY2016 | etr |
Purchase Of Terrorism Insurance Coverage
PurchaseOfTerrorismInsuranceCoverage
|
300000000 | USD |
| CY2016Q4 | etr |
Range From Average Percentage For Fair Value Of Electricity Swaps
RangeFromAveragePercentageForFairValueOfElectricitySwaps
|
0.04 | |
| CY2016Q4 | etr |
Rate Of Maximum Retrospective Premium Per Year Per Nuclear Power Reactor
RateOfMaximumRetrospectivePremiumPerYearPerNuclearPowerReactor
|
19000000 | USD |
| CY2015 | etr |
Recognized Net Gain Loss Due To Settlements Before Tax
RecognizedNetGainLossDueToSettlementsBeforeTax
|
-1401000 | USD |
| CY2016 | etr |
Recognized Net Gain Loss Due To Settlements Before Tax
RecognizedNetGainLossDueToSettlementsBeforeTax
|
-2007000 | USD |
| CY2009Q4 | etr |
Reduction In Taxable Income Relating To2009 Cam Settlement
ReductionInTaxableIncomeRelatingTo2009CamSettlement
|
5700000000 | USD |
| CY2016 | etr |
Reductioninincometaxexpenserelatedtopermanentdifferencefornucleardecommissioningliabilitynetofunrecognizedtaxbenefits
Reductioninincometaxexpenserelatedtopermanentdifferencefornucleardecommissioningliabilitynetofunrecognizedtaxbenefits
|
238000000 | USD |
| CY2016 | etr |
Reductionof Income Tax Expense Netof Unrecognized Tax Benefits Resulting From Tax Election
ReductionofIncomeTaxExpenseNetofUnrecognizedTaxBenefitsResultingFromTaxElection
|
238000000 | USD |
| CY2015Q4 | etr |
Regulatory Liability Net Of Tax
RegulatoryLiabilityNetOfTax
|
66000000 | USD |
| CY2014Q4 | etr |
Remaining Balances Of Unrecognized Tax Benefits
RemainingBalancesOfUnrecognizedTaxBenefits
|
4221000000 | USD |
| CY2015Q4 | etr |
Remaining Balances Of Unrecognized Tax Benefits
RemainingBalancesOfUnrecognizedTaxBenefits
|
1657000000 | USD |
| CY2016Q4 | etr |
Remaining Balances Of Unrecognized Tax Benefits
RemainingBalancesOfUnrecognizedTaxBenefits
|
2670000000 | USD |
| CY2015Q4 | etr |
Sfas Regulatory Asset Net
SfasRegulatoryAssetNet
|
775528000 | USD |
| CY2016Q4 | etr |
Sfas Regulatory Asset Net
SfasRegulatoryAssetNet
|
761280000 | USD |
| CY2015Q3 | etr |
Tax Deduction Relatedto Nuclear Decommissioning Tax Liability
TaxDeductionRelatedtoNuclearDecommissioningTaxLiability
|
118000000 | USD |
| CY2016 | etr |
Taxbenefitrelatedtotreatmentof Vidaliapurchasedpoweragreement
TaxbenefitrelatedtotreatmentofVidaliapurchasedpoweragreement
|
75000000 | USD |
| CY2016 | etr |
Taxbenefitrelatedtotreatmentofproceedsreceivedforfinancingof Hurricanes Gustavand Ikepursuantto Louisiana Act55
TaxbenefitrelatedtotreatmentofproceedsreceivedforfinancingofHurricanesGustavandIkepursuanttoLouisianaAct55
|
54000000 | USD |
| CY2016 | etr |
Total Planned Generation For Remainder Of Period
TotalPlannedGenerationForRemainderOfPeriod
|
27.3 | TWh |
| CY2016 | etr |
Total Premium For Reactor Under Secondary Financial Protection Program
TotalPremiumForReactorUnderSecondaryFinancialProtectionProgram
|
13000000000 | USD |
| CY2014Q4 | etr |
Unrecognized Tax Benefits Net Of Unused Tax Attributes And Payments
UnrecognizedTaxBenefitsNetOfUnusedTaxAttributesAndPayments
|
441142000 | USD |
| CY2015Q4 | etr |
Unrecognized Tax Benefits Net Of Unused Tax Attributes And Payments
UnrecognizedTaxBenefitsNetOfUnusedTaxAttributesAndPayments
|
1347102000 | USD |
| CY2016Q4 | etr |
Unrecognized Tax Benefits Net Of Unused Tax Attributes And Payments
UnrecognizedTaxBenefitsNetOfUnusedTaxAttributesAndPayments
|
977770000 | USD |
| CY2015Q4 | etr |
Valuationallowancesondeferredtaxassetsrelatedtostatejurisdictions
Valuationallowancesondeferredtaxassetsrelatedtostatejurisdictions
|
45500000 | USD |
| CY2016Q4 | etr |
Valuationallowancesondeferredtaxassetsrelatedtostatejurisdictions
Valuationallowancesondeferredtaxassetsrelatedtostatejurisdictions
|
42300000 | USD |
| CY2016 | etr |
Value Of Properties That Do Not Qualify For Low Deductiblevalue Of Properties That Do Not Qualify For Low Deductible
ValueOfPropertiesThatDoNotQualifyForLowDeductiblevalueOfPropertiesThatDoNotQualifyForLowDeductible
|
20000000 | USD |
| CY2016Q4 | etr |
Volume Of Natural Gas Swaps Outstanding
VolumeOfNaturalGasSwapsOutstanding
|
37970000 | MMBTU |
| CY2016Q4 | etr |
Volumeof Fixed Transmission Rights Outstanding
VolumeofFixedTransmissionRightsOutstanding
|
46216 | GWh |
| CY2015Q4 | etr |
Write Offof Waterford3 Replacement Steam Generator
WriteOffofWaterford3ReplacementSteamGenerator
|
77000000 | USD |
| CY2015Q4 | etr |
Write Offof Waterford3 Replacement Steam Generator Netof Tax
WriteOffofWaterford3ReplacementSteamGeneratorNetofTax
|
47000000 | USD |
| CY2015Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
1071798000 | USD |
| CY2016Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
1285577000 | USD |
| CY2015Q4 | us-gaap |
Accounts Receivable Gross Current
AccountsReceivableGrossCurrent
|
608491000 | USD |
| CY2016Q4 | us-gaap |
Accounts Receivable Gross Current
AccountsReceivableGrossCurrent
|
654995000 | USD |
| CY2015Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
1068900000 | USD |
| CY2016Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
1170167000 | USD |
| CY2015Q4 | us-gaap |
Accrued Liabilities Current
AccruedLiabilitiesCurrent
|
460727000 | USD |
| CY2016Q4 | us-gaap |
Accrued Liabilities Current
AccruedLiabilitiesCurrent
|
481636000 | USD |
| CY2015Q4 | us-gaap |
Accumulated Deferred Investment Tax Credit
AccumulatedDeferredInvestmentTaxCredit
|
234300000 | USD |
| CY2016Q4 | us-gaap |
Accumulated Deferred Investment Tax Credit
AccumulatedDeferredInvestmentTaxCredit
|
227147000 | USD |
| CY2015Q4 | us-gaap |
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
|
164000000 | USD |
| CY2016Q4 | us-gaap |
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
|
169000000 | USD |
| CY2014Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-42307000 | USD |
| CY2015Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
8951000 | USD |
| CY2016Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-34971000 | USD |
| CY2015Q4 | us-gaap |
Additional Paid In Capital
AdditionalPaidInCapital
|
5403758000 | USD |
| CY2016Q4 | us-gaap |
Additional Paid In Capital
AdditionalPaidInCapital
|
5417245000 | USD |
| CY2015Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
39895000 | USD |
| CY2016Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
11924000 | USD |
| CY2014 | us-gaap |
Allowance For Funds Used During Construction Investing Activities
AllowanceForFundsUsedDuringConstructionInvestingActivities
|
68375000 | USD |
| CY2015 | us-gaap |
Allowance For Funds Used During Construction Investing Activities
AllowanceForFundsUsedDuringConstructionInvestingActivities
|
53635000 | USD |
| CY2016 | us-gaap |
Allowance For Funds Used During Construction Investing Activities
AllowanceForFundsUsedDuringConstructionInvestingActivities
|
68345000 | USD |
| CY2014 | us-gaap |
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
|
5743013 | shares |
| CY2015 | us-gaap |
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
|
7399820 | shares |
| CY2016 | us-gaap |
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
|
7137210 | shares |
| CY2015Q4 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
4790187000 | USD |
| CY2016Q4 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
5992476000 | USD |
| CY2015Q4 | us-gaap |
Assets
Assets
|
44647681000 | USD |
| CY2016Q4 | us-gaap |
Assets
Assets
|
45904434000 | USD |
| CY2015Q4 | us-gaap |
Assets Current
AssetsCurrent
|
4067412000 | USD |
| CY2016Q4 | us-gaap |
Assets Current
AssetsCurrent
|
3684268000 | USD |
| CY2015Q4 | us-gaap |
Assets Noncurrent
AssetsNoncurrent
|
6712911000 | USD |
| CY2016Q4 | us-gaap |
Assets Noncurrent
AssetsNoncurrent
|
7871359000 | USD |
| CY2015Q4 | us-gaap |
Available For Sale Debt Securities Amortized Cost Basis
AvailableForSaleDebtSecuritiesAmortizedCostBasis
|
2124000000 | USD |
| CY2016Q4 | us-gaap |
Available For Sale Securities Debt Maturities After One Through Five Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue
|
763000000 | USD |
| CY2016Q4 | us-gaap |
Available For Sale Debt Securities Amortized Cost Basis
AvailableForSaleDebtSecuritiesAmortizedCostBasis
|
2212000000 | USD |
| CY2015Q4 | us-gaap |
Available For Sale Securities
AvailableForSaleSecurities
|
5350000000 | USD |
| CY2016Q4 | us-gaap |
Available For Sale Securities
AvailableForSaleSecurities
|
5724000000 | USD |
| CY2015Q4 | us-gaap |
Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax
AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
|
1437000000 | USD |
| CY2016Q4 | us-gaap |
Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax
AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
|
1707000000 | USD |
| CY2015Q4 | us-gaap |
Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax
AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
|
19000000 | USD |
| CY2016Q4 | us-gaap |
Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax
AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
|
28000000 | USD |
| CY2015Q4 | us-gaap |
Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue
|
704000000 | USD |
| CY2016Q4 | us-gaap |
Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue
|
719000000 | USD |
| CY2015Q4 | us-gaap |
Available For Sale Securities Debt Maturities After One Through Five Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue
|
857000000 | USD |
| CY2015Q4 | us-gaap |
Available For Sale Securities Debt Maturities Within One Year Fair Value
AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue
|
77000000 | USD |
| CY2016Q4 | us-gaap |
Available For Sale Securities Debt Maturities Within One Year Fair Value
AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue
|
125000000 | USD |
| CY2015Q4 | us-gaap |
Available For Sale Securities Debt Securities
AvailableForSaleSecuritiesDebtSecurities
|
2155000000 | USD |
| CY2016Q4 | us-gaap |
Available For Sale Securities Debt Securities
AvailableForSaleSecuritiesDebtSecurities
|
2213000000 | USD |
| CY2014 | us-gaap |
Available For Sale Securities Gross Realized Gains
AvailableForSaleSecuritiesGrossRealizedGains
|
39000000 | USD |
| CY2015 | us-gaap |
Available For Sale Securities Gross Realized Gains
AvailableForSaleSecuritiesGrossRealizedGains
|
72000000 | USD |
| CY2016 | us-gaap |
Available For Sale Securities Gross Realized Gains
AvailableForSaleSecuritiesGrossRealizedGains
|
32000000 | USD |
| CY2014 | us-gaap |
Available For Sale Securities Gross Realized Losses
AvailableForSaleSecuritiesGrossRealizedLosses
|
8000000 | USD |
| CY2015 | us-gaap |
Available For Sale Securities Gross Realized Losses
AvailableForSaleSecuritiesGrossRealizedLosses
|
13000000 | USD |
| CY2016 | us-gaap |
Available For Sale Securities Gross Realized Losses
AvailableForSaleSecuritiesGrossRealizedLosses
|
13000000 | USD |
| CY2015 | us-gaap |
Available For Sale Securities Income Tax Expense On Change In Unrealized Holding Gain Or Loss
AvailableForSaleSecuritiesIncomeTaxExpenseOnChangeInUnrealizedHoldingGainOrLoss
|
342000000 | USD |
| CY2016 | us-gaap |
Available For Sale Securities Income Tax Expense On Change In Unrealized Holding Gain Or Loss
AvailableForSaleSecuritiesIncomeTaxExpenseOnChangeInUnrealizedHoldingGainOrLoss
|
399000000 | USD |
| CY2015Q4 | us-gaap |
Capital Lease Obligations Current
CapitalLeaseObligationsCurrent
|
2709000 | USD |
| CY2016Q4 | us-gaap |
Capital Lease Obligations Current
CapitalLeaseObligationsCurrent
|
2423000 | USD |
| CY2015Q4 | us-gaap |
Capital Lease Obligations Noncurrent
CapitalLeaseObligationsNoncurrent
|
27001000 | USD |
| CY2016Q4 | us-gaap |
Capital Lease Obligations Noncurrent
CapitalLeaseObligationsNoncurrent
|
24582000 | USD |
| CY2015Q4 | us-gaap |
Capital Leased Assets Gross
CapitalLeasedAssetsGross
|
952465000 | USD |
| CY2016Q4 | us-gaap |
Capital Leased Assets Gross
CapitalLeasedAssetsGross
|
619527000 | USD |
| CY2016Q4 | us-gaap |
Capital Leases Future Minimum Payments Due
CapitalLeasesFutureMinimumPaymentsDue
|
38916000 | USD |
| CY2016Q4 | us-gaap |
Capital Leases Future Minimum Payments Due Current
CapitalLeasesFutureMinimumPaymentsDueCurrent
|
4694000 | USD |
| CY2016Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Five Years
CapitalLeasesFutureMinimumPaymentsDueInFiveYears
|
2887000 | USD |
| CY2016Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Four Years
CapitalLeasesFutureMinimumPaymentsDueInFourYears
|
3065000 | USD |
| CY2016Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Three Years
CapitalLeasesFutureMinimumPaymentsDueInThreeYears
|
3124000 | USD |
| CY2016Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Two Years
CapitalLeasesFutureMinimumPaymentsDueInTwoYears
|
3255000 | USD |
| CY2016Q4 | us-gaap |
Capital Leases Future Minimum Payments Due Thereafter
CapitalLeasesFutureMinimumPaymentsDueThereafter
|
21891000 | USD |
| CY2016Q4 | us-gaap |
Capital Leases Future Minimum Payments Interest Included In Payments
CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments
|
11934000 | USD |
| CY2016Q4 | us-gaap |
Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments
CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments
|
26982000 | USD |
| CY2015Q4 | us-gaap |
Cash
Cash
|
63497000 | USD |
| CY2016Q4 | us-gaap |
Cash
Cash
|
129579000 | USD |
| CY2013Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
739126000 | USD |
| CY2014Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
1422026000 | USD |
| CY2015Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
1350961000 | USD |
| CY2016Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
1187844000 | USD |
| CY2014 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
682900000 | USD |
| CY2015 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
-71065000 | USD |
| CY2016Q4 | us-gaap |
Cash Equivalents At Carrying Value
CashEquivalentsAtCarryingValue
|
1058265000 | USD |
| CY2016 | us-gaap |
Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months
CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths
|
-15000000 | USD |
| CY2015Q4 | us-gaap |
Collateral Already Posted Aggregate Fair Value
CollateralAlreadyPostedAggregateFairValue
|
9000000 | USD |
| CY2016Q4 | us-gaap |
Collateral Already Posted Aggregate Fair Value
CollateralAlreadyPostedAggregateFairValue
|
2000000 | USD |
| CY2015Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
| CY2016 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
-163117000 | USD |
| CY2016Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
| CY2014 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
3.32 | |
| CY2015 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
3.34 | |
| CY2016 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
3.42 | |
| CY2015Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
0.01 | |
| CY2016Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
0.01 | |
| CY2015Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
500000000 | shares |
| CY2016Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
500000000 | shares |
| CY2015Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
254752788 | shares |
| CY2016Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
254752788 | shares |
| CY2015Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
2548000 | USD |
| CY2016Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
2548000 | USD |
| CY2014 | us-gaap |
Competitive Energy Revenue
CompetitiveEnergyRevenue
|
2721225000 | USD |
| CY2015 | us-gaap |
Competitive Energy Revenue
CompetitiveEnergyRevenue
|
2061827000 | USD |
| CY2016 | us-gaap |
Competitive Energy Revenue
CompetitiveEnergyRevenue
|
1849638000 | USD |
| CY2014 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
927738000 | USD |
| CY2015 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
-125304000 | USD |
| CY2016 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
-627540000 | USD |
| CY2014 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
947274000 | USD |
| CY2015 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
-105476000 | USD |
| CY2016 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
-608425000 | USD |
| CY2015Q4 | us-gaap |
Construction Payable Current And Noncurrent
ConstructionPayableCurrentAndNoncurrent
|
234000000 | USD |
| CY2016Q4 | us-gaap |
Construction Payable Current And Noncurrent
ConstructionPayableCurrentAndNoncurrent
|
253000000 | USD |
| CY2014 | us-gaap |
Cost Of Purchased Power
CostOfPurchasedPower
|
1915414000 | USD |
| CY2015 | us-gaap |
Cost Of Purchased Power
CostOfPurchasedPower
|
1390805000 | USD |
| CY2016 | us-gaap |
Cost Of Purchased Power
CostOfPurchasedPower
|
1220527000 | USD |
| CY2014 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
90061000 | USD |
| CY2015 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
77166000 | USD |
| CY2016 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
45249000 | USD |
| CY2014 | us-gaap |
Current Foreign Tax Expense Benefit
CurrentForeignTaxExpenseBenefit
|
90000 | USD |
| CY2015 | us-gaap |
Current Foreign Tax Expense Benefit
CurrentForeignTaxExpenseBenefit
|
97000 | USD |
| CY2016 | us-gaap |
Current Foreign Tax Expense Benefit
CurrentForeignTaxExpenseBenefit
|
68000 | USD |
| CY2014 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
77514000 | USD |
| CY2015 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
235092000 | USD |
| CY2016 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
30357000 | USD |
| CY2014 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
-12637000 | USD |
| CY2015 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
157829000 | USD |
| CY2016 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
-14960000 | USD |
| CY2015Q4 | us-gaap |
Customer Deposits Current
CustomerDepositsCurrent
|
419407000 | USD |
| CY2016Q4 | us-gaap |
Customer Deposits Current
CustomerDepositsCurrent
|
403311000 | USD |
| CY2015Q4 | us-gaap |
Debt Instrument Unamortized Discount Premium Net
DebtInstrumentUnamortizedDiscountPremiumNet
|
-12067000 | USD |
| CY2016Q4 | us-gaap |
Debt Instrument Unamortized Discount Premium Net
DebtInstrumentUnamortizedDiscountPremiumNet
|
-19397000 | USD |
| CY2015Q4 | us-gaap |
Decommissioning Fund Investments
DecommissioningFundInvestments
|
5349953000 | USD |
| CY2016Q4 | us-gaap |
Decommissioning Fund Investments
DecommissioningFundInvestments
|
5723897000 | USD |
| CY2015Q4 | us-gaap |
Deferred Fuel Cost
DeferredFuelCost
|
0 | USD |
| CY2016Q4 | us-gaap |
Deferred Fuel Cost
DeferredFuelCost
|
108465000 | USD |
| CY2014 | us-gaap |
Deferred Income Taxes And Tax Credits
DeferredIncomeTaxesAndTaxCredits
|
596935000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Capital Loss Carryforwards
DeferredTaxAssetsCapitalLossCarryforwards
|
18470000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Deferred Gain On Sale Leaseback Transaction
DeferredTaxAssetsDeferredGainOnSaleLeasebackTransaction
|
139720000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Liabilities Net
DeferredTaxAssetsLiabilitiesNet
|
-8251962000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Deferred Gain On Sale Leaseback Transaction
DeferredTaxAssetsDeferredGainOnSaleLeasebackTransaction
|
135866000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Gross
DeferredTaxAssetsGross
|
334000000 | USD |
| CY2015 | us-gaap |
Deferred Income Taxes And Tax Credits
DeferredIncomeTaxesAndTaxCredits
|
-820350000 | USD |
| CY2016 | us-gaap |
Deferred Income Taxes And Tax Credits
DeferredIncomeTaxesAndTaxCredits
|
-836257000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Capital Loss Carryforwards
DeferredTaxAssetsCapitalLossCarryforwards
|
11075000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Liabilities Net
DeferredTaxAssetsLiabilitiesNet
|
-7377405000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Liabilities Net Noncurrent
DeferredTaxAssetsLiabilitiesNetNoncurrent
|
-1338806000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Liabilities Net Noncurrent
DeferredTaxAssetsLiabilitiesNetNoncurrent
|
-991704000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
2517957000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
3017424000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Net Noncurrent
DeferredTaxAssetsNetNoncurrent
|
54903000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Net Noncurrent
DeferredTaxAssetsNetNoncurrent
|
117885000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
360188000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
334025000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
68204000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
59079000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
334000000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Regulatory Assets And Liabilities
DeferredTaxAssetsRegulatoryAssetsAndLiabilities
|
284432000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Regulatory Assets And Liabilities
DeferredTaxAssetsRegulatoryAssetsAndLiabilities
|
255272000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Tax Credit Carryforwards
DeferredTaxAssetsTaxCreditCarryforwards
|
95248000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Tax Credit Carryforwards
DeferredTaxAssetsTaxCreditCarryforwards
|
92375000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions
|
525524000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions
|
539456000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Contingencies
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsContingencies
|
188282000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Contingencies
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsContingencies
|
188390000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
91532000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
104277000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
9431113000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
9403125000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
8306865000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
7495290000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
|
315844000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
|
251719000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
6804225000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
6362905000 | USD |
| CY2015Q4 | us-gaap |
Deferred Tax Liabilities Regulatory Assets And Liabilities
DeferredTaxLiabilitiesRegulatoryAssetsAndLiabilities
|
646392000 | USD |
| CY2016Q4 | us-gaap |
Deferred Tax Liabilities Regulatory Assets And Liabilities
DeferredTaxLiabilitiesRegulatoryAssetsAndLiabilities
|
584572000 | USD |
| CY2016 | us-gaap |
Defined Benefit Plan Effect Of One Percentage Point Decrease On Accumulated Postretirement Benefit Obligation1
DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1
|
144460000 | USD |
| CY2016 | us-gaap |
Defined Benefit Plan Effect Of One Percentage Point Decrease On Service And Interest Cost Components1
DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1
|
9928000 | USD |
| CY2016 | us-gaap |
Defined Benefit Plan Effect Of One Percentage Point Increase On Accumulated Postretirement Benefit Obligation
DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation
|
173057000 | USD |
| CY2016 | us-gaap |
Defined Benefit Plan Effect Of One Percentage Point Increase On Service And Interest Cost Components
DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents
|
12281000 | USD |
| CY2014 | us-gaap |
Depreciation Amortization And Accretion Net
DepreciationAmortizationAndAccretionNet
|
2127892000 | USD |
| CY2015 | us-gaap |
Depreciation Amortization And Accretion Net
DepreciationAmortizationAndAccretionNet
|
2117236000 | USD |
| CY2016 | us-gaap |
Depreciation Amortization And Accretion Net
DepreciationAmortizationAndAccretionNet
|
2123291000 | USD |
| CY2014 | us-gaap |
Depreciation Nonproduction
DepreciationNonproduction
|
1318638000 | USD |
| CY2015 | us-gaap |
Depreciation Nonproduction
DepreciationNonproduction
|
1337276000 | USD |
| CY2016 | us-gaap |
Gain Loss On Sale Of Business
GainLossOnSaleOfBusiness
|
0 | USD |
| CY2014 | us-gaap |
Gas Domestic Regulated Revenue
GasDomesticRegulatedRevenue
|
181794000 | USD |
| CY2016 | us-gaap |
Depreciation Nonproduction
DepreciationNonproduction
|
1347187000 | USD |
| CY2015Q4 | us-gaap |
Derivative Collateral Obligation To Return Cash
DerivativeCollateralObligationToReturnCash
|
68000000 | USD |
| CY2014 | us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
596117000 | USD |
| CY2015 | us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
598897000 | USD |
| CY2016 | us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
-611835000 | USD |
| CY2014 | us-gaap |
Dividends Preferred Stock Cash
DividendsPreferredStockCash
|
12900000 | USD |
| CY2015 | us-gaap |
Dividends Preferred Stock Cash
DividendsPreferredStockCash
|
14900000 | USD |
| CY2016 | us-gaap |
Dividends Preferred Stock Cash
DividendsPreferredStockCash
|
19100000 | USD |
| CY2014 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
5.24 | |
| CY2015Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.66 | |
| CY2015Q2 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.83 | |
| CY2015Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-4.04 | |
| CY2015Q4 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.56 | |
| CY2015 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-0.99 | |
| CY2016Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.29 | |
| CY2016Q2 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
3.17 | |
| CY2016Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
2.17 | |
| CY2016Q4 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-9.89 | |
| CY2016 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-3.26 | |
| CY2014 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
5.22 | |
| CY2015Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.65 | |
| CY2015Q2 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.83 | |
| CY2015Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-4.04 | |
| CY2015Q4 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.56 | |
| CY2015 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-0.99 | |
| CY2016Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.28 | |
| CY2016Q2 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
3.16 | |
| CY2016Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
2.16 | |
| CY2016Q4 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-9.86 | |
| CY2016 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-3.26 | |
| CY2014 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.380 | |
| CY2015 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.804 | |
| CY2016 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.591 | |
| CY2014 | us-gaap |
Electric Utility Revenue
ElectricUtilityRevenue
|
9591902000 | USD |
| CY2015 | us-gaap |
Electric Utility Revenue
ElectricUtilityRevenue
|
9308678000 | USD |
| CY2016 | us-gaap |
Electric Utility Revenue
ElectricUtilityRevenue
|
8866659000 | USD |
| CY2015Q4 | us-gaap |
Equity Method Investments
EquityMethodInvestments
|
4341000 | USD |
| CY2016Q4 | us-gaap |
Equity Method Investments
EquityMethodInvestments
|
198000 | USD |
| CY2014 | us-gaap |
Gain Loss On Investments
GainLossOnInvestments
|
0 | USD |
| CY2015 | us-gaap |
Gain Loss On Investments
GainLossOnInvestments
|
154037000 | USD |
| CY2016 | us-gaap |
Gain Loss On Investments
GainLossOnInvestments
|
0 | USD |
| CY2014 | us-gaap |
Gain Loss On Price Risk Cash Flow Hedge Ineffectiveness
GainLossOnPriceRiskCashFlowHedgeIneffectiveness
|
7000000 | USD |
| CY2015 | us-gaap |
Gain Loss On Price Risk Cash Flow Hedge Ineffectiveness
GainLossOnPriceRiskCashFlowHedgeIneffectiveness
|
0 | USD |
| CY2016 | us-gaap |
Gain Loss On Price Risk Cash Flow Hedge Ineffectiveness
GainLossOnPriceRiskCashFlowHedgeIneffectiveness
|
-356000 | USD |
| CY2014 | us-gaap |
Gain Loss On Sale Of Business
GainLossOnSaleOfBusiness
|
0 | USD |
| CY2015 | us-gaap |
Gain Loss On Sale Of Business
GainLossOnSaleOfBusiness
|
154037000 | USD |
| CY2015 | us-gaap |
Gas Domestic Regulated Revenue
GasDomesticRegulatedRevenue
|
142746000 | USD |
| CY2015 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
-799661000 | USD |
| CY2016 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
-1381762000 | USD |
| CY2016 | us-gaap |
Gas Domestic Regulated Revenue
GasDomesticRegulatedRevenue
|
129348000 | USD |
| CY2015Q4 | us-gaap |
Goodwill
Goodwill
|
377172000 | USD |
| CY2016Q4 | us-gaap |
Goodwill
Goodwill
|
377172000 | USD |
| CY2014 | us-gaap |
Impairment Of Long Lived Assets Held For Use
ImpairmentOfLongLivedAssetsHeldForUse
|
123527000 | USD |
| CY2015 | us-gaap |
Impairment Of Long Lived Assets Held For Use
ImpairmentOfLongLivedAssetsHeldForUse
|
2104906000 | USD |
| CY2016 | us-gaap |
Impairment Of Long Lived Assets Held For Use
ImpairmentOfLongLivedAssetsHeldForUse
|
2835637000 | USD |
| CY2014 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
1549854000 | USD |
| CY2014 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
589597000 | USD |
| CY2015 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
-642927000 | USD |
| CY2016 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
-817259000 | USD |
| CY2014 | us-gaap |
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
0 | USD |
| CY2015 | us-gaap |
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
0 | USD |
| CY2016 | us-gaap |
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
11411000 | USD |
| CY2014 | us-gaap |
Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
|
542449000 | USD |
| CY2015 | us-gaap |
Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
|
-279881000 | USD |
| CY2016 | us-gaap |
Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
|
-483617000 | USD |
| CY2014 | us-gaap |
Income Tax Reconciliation Other Reconciling Items
IncomeTaxReconciliationOtherReconcilingItems
|
3368000 | USD |
| CY2015 | us-gaap |
Income Tax Reconciliation Other Reconciling Items
IncomeTaxReconciliationOtherReconcilingItems
|
2458000 | USD |
| CY2016 | us-gaap |
Income Tax Reconciliation Other Reconciling Items
IncomeTaxReconciliationOtherReconcilingItems
|
2984000 | USD |
| CY2014 | us-gaap |
Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
|
44708000 | USD |
| CY2015 | us-gaap |
Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
|
29944000 | USD |
| CY2016 | us-gaap |
Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
|
40581000 | USD |
| CY2014 | us-gaap |
Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
|
16243000 | USD |
| CY2015 | us-gaap |
Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
|
13220000 | USD |
| CY2016 | us-gaap |
Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
|
7151000 | USD |
| CY2014 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
77799000 | USD |
| CY2015 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
103589000 | USD |
| CY2016 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
95317000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
-12996000 | USD |
| CY2015 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
-135211000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
174421000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Accrued Income Taxes Payable
IncreaseDecreaseInAccruedIncomeTaxesPayable
|
-62985000 | USD |
| CY2015 | us-gaap |
Increase Decrease In Accrued Income Taxes Payable
IncreaseDecreaseInAccruedIncomeTaxesPayable
|
81969000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Accrued Income Taxes Payable
IncreaseDecreaseInAccruedIncomeTaxesPayable
|
-28963000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Deferred Fuel Costs
IncreaseDecreaseInDeferredFuelCosts
|
70691000 | USD |
| CY2015 | us-gaap |
Increase Decrease In Deferred Fuel Costs
IncreaseDecreaseInDeferredFuelCosts
|
-298725000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Deferred Fuel Costs
IncreaseDecreaseInDeferredFuelCosts
|
241896000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Fuel Inventories
IncreaseDecreaseInFuelInventories
|
-3524000 | USD |
| CY2015 | us-gaap |
Increase Decrease In Fuel Inventories
IncreaseDecreaseInFuelInventories
|
12376000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Fuel Inventories
IncreaseDecreaseInFuelInventories
|
-38210000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Interest Payable Net
IncreaseDecreaseInInterestPayableNet
|
25013000 | USD |
| CY2015 | us-gaap |
Increase Decrease In Interest Payable Net
IncreaseDecreaseInInterestPayableNet
|
-11445000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Interest Payable Net
IncreaseDecreaseInInterestPayableNet
|
-7335000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-112390000 | USD |
| CY2016Q4 | us-gaap |
Long Term Debt Fair Value
LongTermDebtFairValue
|
14815535000 | USD |
| CY2016Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Next Twelve Months
LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
|
307403000 | USD |
| CY2015 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
113701000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-31197000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Pension And Postretirement Obligations
IncreaseDecreaseInPensionAndPostretirementObligations
|
1308166000 | USD |
| CY2015 | us-gaap |
Increase Decrease In Pension And Postretirement Obligations
IncreaseDecreaseInPensionAndPostretirementObligations
|
-446418000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Pension And Postretirement Obligations
IncreaseDecreaseInPensionAndPostretirementObligations
|
-136919000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
-98493000 | USD |
| CY2015 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
-38152000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
96975000 | USD |
| CY2014 | us-gaap |
Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
|
1061537000 | USD |
| CY2015 | us-gaap |
Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
|
-262317000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
|
48469000 | USD |
| CY2014 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
300000 | shares |
| CY2015 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
0 | shares |
| CY2016 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
0 | shares |
| CY2014 | us-gaap |
Interest Expense
InterestExpense
|
627507000 | USD |
| CY2015 | us-gaap |
Interest Expense
InterestExpense
|
643469000 | USD |
| CY2016 | us-gaap |
Interest Expense
InterestExpense
|
666370000 | USD |
| CY2014 | us-gaap |
Interest Expense Debt
InterestExpenseDebt
|
661083000 | USD |
| CY2015 | us-gaap |
Interest Expense Debt
InterestExpenseDebt
|
670096000 | USD |
| CY2016 | us-gaap |
Interest Expense Debt
InterestExpenseDebt
|
700545000 | USD |
| CY2014 | us-gaap |
Interest Paid Capitalized
InterestPaidCapitalized
|
611376000 | USD |
| CY2015 | us-gaap |
Interest Paid Capitalized
InterestPaidCapitalized
|
663630000 | USD |
| CY2016 | us-gaap |
Interest Paid Capitalized
InterestPaidCapitalized
|
746779000 | USD |
| CY2015Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
194565000 | USD |
| CY2016Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
187229000 | USD |
| CY2014 | us-gaap |
Investment Income Net
InvestmentIncomeNet
|
147686000 | USD |
| CY2015 | us-gaap |
Investment Income Net
InvestmentIncomeNet
|
187062000 | USD |
| CY2016 | us-gaap |
Investment Income Net
InvestmentIncomeNet
|
145127000 | USD |
| CY2015Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
44647681000 | USD |
| CY2016Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
45904434000 | USD |
| CY2015Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
3089958000 | USD |
| CY2016Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
3200096000 | USD |
| CY2015Q4 | us-gaap |
Liabilities Noncurrent
LiabilitiesNoncurrent
|
31982747000 | USD |
| CY2016Q4 | us-gaap |
Liabilities Noncurrent
LiabilitiesNoncurrent
|
34419344000 | USD |
| CY2016Q4 | us-gaap |
Line Of Credit
LineOfCredit
|
700000000 | USD |
| CY2016 | us-gaap |
Line Of Credit Facility Commitment Fee Percentage
LineOfCreditFacilityCommitmentFeePercentage
|
0.00225 | |
| CY2016Q4 | us-gaap |
Line Of Credit Facility Maximum Borrowing Capacity
LineOfCreditFacilityMaximumBorrowingCapacity
|
3500000000 | USD |
| CY2016Q4 | us-gaap |
Line Of Credit Facility Maximum Borrowing Capacity
LineOfCreditFacilityMaximumBorrowingCapacity
|
3500000000 | USD |
| CY2016Q4 | us-gaap |
Line Of Credit Facility Remaining Borrowing Capacity
LineOfCreditFacilityRemainingBorrowingCapacity
|
2794000000 | USD |
| CY2015Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
13325930000 | USD |
| CY2016Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
14832555000 | USD |
| CY2015Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
214374000 | USD |
| CY2016Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
364900000 | USD |
| CY2015Q4 | us-gaap |
Long Term Debt Fair Value
LongTermDebtFairValue
|
13578511000 | USD |
| CY2016Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
|
1674548000 | USD |
| CY2016Q4 | us-gaap |
Long Term Investments
LongTermInvestments
|
6427400000 | USD |
| CY2016Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Four
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
|
795000000 | USD |
| CY2016Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Three
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
|
724899000 | USD |
| CY2016Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Two
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
|
828084000 | USD |
| CY2015Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
13111556000 | USD |
| CY2016Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
14467655000 | USD |
| CY2015Q4 | us-gaap |
Long Term Investments
LongTermInvestments
|
6042997000 | USD |
| CY2015Q4 | us-gaap |
Long Term Transition Bond
LongTermTransitionBond
|
774696000 | USD |
| CY2016Q4 | us-gaap |
Long Term Transition Bond
LongTermTransitionBond
|
661175000 | USD |
| CY2014 | us-gaap |
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
|
19536000 | USD |
| CY2015 | us-gaap |
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
|
19828000 | USD |
| CY2016 | us-gaap |
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
|
19115000 | USD |
| CY2014 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-252173000 | USD |
| CY2015 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-753467000 | USD |
| CY2016 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
688232000 | USD |
| CY2014 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-2954488000 | USD |
| CY2015 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-2608782000 | USD |
| CY2016 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-3850048000 | USD |
| CY2014 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
3889561000 | USD |
| CY2015 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
3291184000 | USD |
| CY2016 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
2998699000 | USD |
| CY2014 | us-gaap |
Net Income Loss
NetIncomeLoss
|
940700000 | USD |
| CY2014 | us-gaap |
Net Income Loss
NetIncomeLoss
|
940721000 | USD |
| CY2015Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
298050000 | USD |
| CY2015Q2 | us-gaap |
Net Income Loss
NetIncomeLoss
|
148843000 | USD |
| CY2015Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
-723027000 | USD |
| CY2015Q4 | us-gaap |
Net Income Loss
NetIncomeLoss
|
99573000 | USD |
| CY2015 | us-gaap |
Net Income Loss
NetIncomeLoss
|
-176562000 | USD |
| CY2015 | us-gaap |
Net Income Loss
NetIncomeLoss
|
-176600000 | USD |
| CY2016Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
229966000 | USD |
| CY2016Q2 | us-gaap |
Net Income Loss
NetIncomeLoss
|
567314000 | USD |
| CY2016Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
388170000 | USD |
| CY2016Q4 | us-gaap |
Net Income Loss
NetIncomeLoss
|
-1769068000 | USD |
| CY2016 | us-gaap |
Net Income Loss
NetIncomeLoss
|
-583618000 | USD |
| CY2016 | us-gaap |
Net Income Loss
NetIncomeLoss
|
-583600000 | USD |
| CY2014 | us-gaap |
Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable
NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable
|
19536000 | USD |
| CY2015 | us-gaap |
Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable
NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable
|
19828000 | USD |
| CY2016 | us-gaap |
Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable
NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable
|
19115000 | USD |
| CY2014 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
170472000 | USD |
| CY2015 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
142973000 | USD |
| CY2016 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
171073000 | USD |
| CY2015Q4 | us-gaap |
Nuclear Fuel Net Of Amortization
NuclearFuelNetOfAmortization
|
1345422000 | USD |
| CY2016Q4 | us-gaap |
Nuclear Fuel Net Of Amortization
NuclearFuelNetOfAmortization
|
1037899000 | USD |
| CY2014 | us-gaap |
Operating Expenses
OperatingExpenses
|
10488032000 | USD |
| CY2015 | us-gaap |
Operating Expenses
OperatingExpenses
|
11966453000 | USD |
| CY2016 | us-gaap |
Operating Expenses
OperatingExpenses
|
11732110000 | USD |
| CY2014 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
2006889000 | USD |
| CY2015Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
542769000 | USD |
| CY2015Q2 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
377383000 | USD |
| CY2015Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
-965016000 | USD |
| CY2015Q4 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
-254300000 | USD |
| CY2015 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
-299165000 | USD |
| CY2016Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
498218000 | USD |
| CY2016Q2 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
442258000 | USD |
| CY2016Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
772060000 | USD |
| CY2016Q4 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
-2599001000 | USD |
| CY2016 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
-886465000 | USD |
| CY2016Q4 | us-gaap |
Operating Leases Future Minimum Payments Due
OperatingLeasesFutureMinimumPaymentsDue
|
396946000 | USD |
| CY2016Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Current
OperatingLeasesFutureMinimumPaymentsDueCurrent
|
76663000 | USD |
| CY2016Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Five Years
OperatingLeasesFutureMinimumPaymentsDueInFiveYears
|
41531000 | USD |
| CY2016Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Four Years
OperatingLeasesFutureMinimumPaymentsDueInFourYears
|
51127000 | USD |
| CY2016Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Three Years
OperatingLeasesFutureMinimumPaymentsDueInThreeYears
|
67218000 | USD |
| CY2016Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Two Years
OperatingLeasesFutureMinimumPaymentsDueInTwoYears
|
69620000 | USD |
| CY2016Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Thereafter
OperatingLeasesFutureMinimumPaymentsDueThereafter
|
90787000 | USD |
| CY2014 | us-gaap |
Operating Leases Rent Expense Net
OperatingLeasesRentExpenseNet
|
59000000 | USD |
| CY2015 | us-gaap |
Operating Leases Rent Expense Net
OperatingLeasesRentExpenseNet
|
63900000 | USD |
| CY2016 | us-gaap |
Operating Leases Rent Expense Net
OperatingLeasesRentExpenseNet
|
44400000 | USD |
| CY2015Q4 | us-gaap |
Operating Loss Carryforwards Valuation Allowance
OperatingLossCarryforwardsValuationAllowance
|
46000000 | USD |
| CY2016Q4 | us-gaap |
Operating Loss Carryforwards Valuation Allowance
OperatingLossCarryforwardsValuationAllowance
|
62000000 | USD |
| CY2015Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
344872000 | USD |
| CY2016Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
193448000 | USD |
| CY2015Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
561610000 | USD |
| CY2016Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
1606009000 | USD |
| CY2014 | us-gaap |
Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax
|
-751000 | USD |
| CY2015 | us-gaap |
Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax
|
-641000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax
|
-1280000 | USD |
| CY2014 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
|
66594000 | USD |
| CY2015 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
|
-45904000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
|
57277000 | USD |
| CY2015 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
-115513000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
127928000 | USD |
| CY2014 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
179895000 | USD |
| CY2015 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
7852000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
-101977000 | USD |
| CY2014 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax
|
96141000 | USD |
| CY2015 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax
|
3752000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax
|
-55298000 | USD |
| CY2014 | us-gaap |
Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax
OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
|
-404000 | USD |
| CY2015 | us-gaap |
Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax
OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
|
-345000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax
OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
|
-689000 | USD |
| CY2014 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-12983000 | USD |
| CY2015 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
51258000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-43922000 | USD |
| CY2014 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
|
-152763000 | USD |
| CY2015 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
|
61576000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
|
-3952000 | USD |
| CY2014 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
|
89439000 | USD |
| CY2015 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
|
-59138000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
|
62177000 | USD |
| CY2015Q4 | us-gaap |
Other Inventory Supplies
OtherInventorySupplies
|
873357000 | USD |
| CY2016Q4 | us-gaap |
Other Inventory Supplies
OtherInventorySupplies
|
698523000 | USD |
| CY2015Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
184181000 | USD |
| CY2016Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
180836000 | USD |
| CY2015Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
449856000 | USD |
| CY2016Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
1121619000 | USD |
| CY2015Q4 | us-gaap |
Other Long Term Debt
OtherLongTermDebt
|
13960000 | USD |
| CY2016Q4 | us-gaap |
Other Long Term Debt
OtherLongTermDebt
|
13204000 | USD |
| CY2015Q4 | us-gaap |
Other Long Term Investments
OtherLongTermInvestments
|
468704000 | USD |
| CY2016Q4 | us-gaap |
Other Long Term Investments
OtherLongTermInvestments
|
469664000 | USD |
| CY2014 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
647952000 | USD |
| CY2015 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-134344000 | USD |
| CY2016 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
421676000 | USD |
| CY2014 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-42016000 | USD |
| CY2015 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-95997000 | USD |
| CY2016 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-41617000 | USD |
| CY2015Q4 | us-gaap |
Other Receivables
OtherReceivables
|
178364000 | USD |
| CY2016Q4 | us-gaap |
Other Receivables
OtherReceivables
|
158419000 | USD |
| CY2014 | us-gaap |
Payments For Capital Improvements
PaymentsForCapitalImprovements
|
2119191000 | USD |
| CY2015 | us-gaap |
Payments For Capital Improvements
PaymentsForCapitalImprovements
|
2500860000 | USD |
| CY2016 | us-gaap |
Payments For Capital Improvements
PaymentsForCapitalImprovements
|
2780222000 | USD |
| CY2014 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-46983000 | USD |
| CY2015 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-571000 | USD |
| CY2016 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-9055000 | USD |
| CY2014 | us-gaap |
Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
|
183271000 | USD |
| CY2015 | us-gaap |
Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
|
99807000 | USD |
| CY2016 | us-gaap |
Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
|
0 | USD |
| CY2014 | us-gaap |
Payments For Repurchase Of Preferred Stock And Preference Stock
PaymentsForRepurchaseOfPreferredStockAndPreferenceStock
|
0 | USD |
| CY2015 | us-gaap |
Payments For Repurchase Of Preferred Stock And Preference Stock
PaymentsForRepurchaseOfPreferredStockAndPreferenceStock
|
94285000 | USD |
| CY2016 | us-gaap |
Payments For Repurchase Of Preferred Stock And Preference Stock
PaymentsForRepurchaseOfPreferredStockAndPreferenceStock
|
115283000 | USD |
| CY2014 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
596117000 | USD |
| CY2015 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
598897000 | USD |
| CY2016 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
611835000 | USD |
| CY2014 | us-gaap |
Payments Of Dividends Preferred Stock And Preference Stock
PaymentsOfDividendsPreferredStockAndPreferenceStock
|
19511000 | USD |
| CY2015 | us-gaap |
Payments Of Dividends Preferred Stock And Preference Stock
PaymentsOfDividendsPreferredStockAndPreferenceStock
|
19758000 | USD |
| CY2015 | us-gaap |
Payments To Acquire Other Property Plant And Equipment
PaymentsToAcquireOtherPropertyPlantAndEquipment
|
0 | USD |
| CY2016 | us-gaap |
Payments Of Dividends Preferred Stock And Preference Stock
PaymentsOfDividendsPreferredStockAndPreferenceStock
|
20789000 | USD |
| CY2014 | us-gaap |
Payments To Acquire Other Property Plant And Equipment
PaymentsToAcquireOtherPropertyPlantAndEquipment
|
0 | USD |
| CY2016 | us-gaap |
Payments To Acquire Other Property Plant And Equipment
PaymentsToAcquireOtherPropertyPlantAndEquipment
|
949329000 | USD |
| CY2014 | us-gaap |
Payments To Acquire Restricted Investments
PaymentsToAcquireRestrictedInvestments
|
276057000 | USD |
| CY2015 | us-gaap |
Payments To Acquire Restricted Investments
PaymentsToAcquireRestrictedInvestments
|
69163000 | USD |
| CY2016 | us-gaap |
Payments To Acquire Restricted Investments
PaymentsToAcquireRestrictedInvestments
|
1544000 | USD |
| CY2014 | us-gaap |
Payments To Invest In Decommissioning Fund
PaymentsToInvestInDecommissioningFund
|
1989446000 | USD |
| CY2015 | us-gaap |
Payments To Invest In Decommissioning Fund
PaymentsToInvestInDecommissioningFund
|
2550958000 | USD |
| CY2016 | us-gaap |
Payments To Invest In Decommissioning Fund
PaymentsToInvestInDecommissioningFund
|
2484627000 | USD |
| CY2015Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Current Liabilities
PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities
|
62513000 | USD |
| CY2016Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Current Liabilities
PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities
|
76942000 | USD |
| CY2015Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
3187357000 | USD |
| CY2016Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
3036010000 | USD |
| CY2016Q4 | us-gaap |
Prescription Drug Subsidy Receipts After Year Five
PrescriptionDrugSubsidyReceiptsAfterYearFive
|
10336000 | USD |
| CY2016Q4 | us-gaap |
Prescription Drug Subsidy Receipts Next Twelve Months
PrescriptionDrugSubsidyReceiptsNextTwelveMonths
|
330000 | USD |
| CY2016Q4 | us-gaap |
Prescription Drug Subsidy Receipts Year Five1
PrescriptionDrugSubsidyReceiptsYearFive1
|
1518000 | USD |
| CY2016Q4 | us-gaap |
Prescription Drug Subsidy Receipts Year Four1
PrescriptionDrugSubsidyReceiptsYearFour1
|
1357000 | USD |
| CY2016Q4 | us-gaap |
Prescription Drug Subsidy Receipts Year Three1
PrescriptionDrugSubsidyReceiptsYearThree1
|
1204000 | USD |
| CY2016Q4 | us-gaap |
Prescription Drug Subsidy Receipts Year Two1
PrescriptionDrugSubsidyReceiptsYearTwo1
|
1069000 | USD |
| CY2014 | us-gaap |
Proceeds From Decommissioning Fund
ProceedsFromDecommissioningFund
|
1872115000 | USD |
| CY2015 | us-gaap |
Proceeds From Decommissioning Fund
ProceedsFromDecommissioningFund
|
2492176000 | USD |
| CY2016 | us-gaap |
Proceeds From Decommissioning Fund
ProceedsFromDecommissioningFund
|
2408920000 | USD |
| CY2014 | us-gaap |
Proceeds From Dividends Received
ProceedsFromDividendsReceived
|
893000000 | USD |
| CY2015 | us-gaap |
Proceeds From Dividends Received
ProceedsFromDividendsReceived
|
615000000 | USD |
| CY2016 | us-gaap |
Proceeds From Dividends Received
ProceedsFromDividendsReceived
|
165000000 | USD |
| CY2014 | us-gaap |
Proceeds From Insurance Settlement Investing Activities
ProceedsFromInsuranceSettlementInvestingActivities
|
40670000 | USD |
| CY2015 | us-gaap |
Proceeds From Insurance Settlement Investing Activities
ProceedsFromInsuranceSettlementInvestingActivities
|
24399000 | USD |
| CY2016 | us-gaap |
Proceeds From Insurance Settlement Investing Activities
ProceedsFromInsuranceSettlementInvestingActivities
|
20968000 | USD |
| CY2014 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
3100069000 | USD |
| CY2015 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
3502189000 | USD |
| CY2016 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
6800558000 | USD |
| CY2014 | us-gaap |
Proceeds From Issuance Of Preferred Limited Partners Units
ProceedsFromIssuanceOfPreferredLimitedPartnersUnits
|
0 | USD |
| CY2015 | us-gaap |
Proceeds From Issuance Of Preferred Limited Partners Units
ProceedsFromIssuanceOfPreferredLimitedPartnersUnits
|
107426000 | USD |
| CY2016 | us-gaap |
Proceeds From Issuance Of Preferred Limited Partners Units
ProceedsFromIssuanceOfPreferredLimitedPartnersUnits
|
0 | USD |
| CY2014 | us-gaap |
Proceeds From Issuance Or Sale Of Equity
ProceedsFromIssuanceOrSaleOfEquity
|
194866000 | USD |
| CY2015 | us-gaap |
Proceeds From Issuance Or Sale Of Equity
ProceedsFromIssuanceOrSaleOfEquity
|
24366000 | USD |
| CY2016 | us-gaap |
Proceeds From Issuance Or Sale Of Equity
ProceedsFromIssuanceOrSaleOfEquity
|
33114000 | USD |
| CY2014 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
23579000 | USD |
| CY2015 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-9136000 | USD |
| CY2016 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-6872000 | USD |
| CY2014 | us-gaap |
Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
|
1872000000 | USD |
| CY2015 | us-gaap |
Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
|
2492000000 | USD |
| CY2016 | us-gaap |
Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
|
2409000000 | USD |
| CY2014 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
10100000 | USD |
| CY2015 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
487406000 | USD |
| CY2016 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
0 | USD |
| CY2014 | us-gaap |
Proceeds From Sale Of Restricted Investments
ProceedsFromSaleOfRestrictedInvestments
|
0 | USD |
| CY2015 | us-gaap |
Proceeds From Sale Of Restricted Investments
ProceedsFromSaleOfRestrictedInvestments
|
5916000 | USD |
| CY2016 | us-gaap |
Proceeds From Sale Of Restricted Investments
ProceedsFromSaleOfRestrictedInvestments
|
0 | USD |
| CY2014 | us-gaap |
Profit Loss
ProfitLoss
|
960257000 | USD |
| CY2015Q1 | us-gaap |
Profit Loss
ProfitLoss
|
302929000 | USD |
| CY2015Q2 | us-gaap |
Profit Loss
ProfitLoss
|
153722000 | USD |
| CY2015Q3 | us-gaap |
Profit Loss
ProfitLoss
|
-718233000 | USD |
| CY2015Q4 | us-gaap |
Profit Loss
ProfitLoss
|
104849000 | USD |
| CY2015 | us-gaap |
Profit Loss
ProfitLoss
|
-156734000 | USD |
| CY2016Q1 | us-gaap |
Profit Loss
ProfitLoss
|
235242000 | USD |
| CY2016Q2 | us-gaap |
Profit Loss
ProfitLoss
|
572590000 | USD |
| CY2016Q3 | us-gaap |
Profit Loss
ProfitLoss
|
393204000 | USD |
| CY2016Q4 | us-gaap |
Profit Loss
ProfitLoss
|
-1765539000 | USD |
| CY2016 | us-gaap |
Profit Loss
ProfitLoss
|
-564503000 | USD |
| CY2015Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
219999000 | USD |
| CY2016Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
233641000 | USD |
| CY2014 | us-gaap |
Provision For Other Losses
ProvisionForOtherLosses
|
301871000 | USD |
| CY2015 | us-gaap |
Provision For Other Losses
ProvisionForOtherLosses
|
42566000 | USD |
| CY2016 | us-gaap |
Provision For Other Losses
ProvisionForOtherLosses
|
20905000 | USD |
| CY2014 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
64802000 | USD |
| CY2015 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
51908000 | USD |
| CY2016 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
67563000 | USD |
| CY2014 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
33576000 | USD |
| CY2015 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
26627000 | USD |
| CY2016 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
34175000 | USD |
| CY2015Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
20789452000 | USD |
| CY2016Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
20718639000 | USD |
| CY2015Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
1456735000 | USD |
| CY2016Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
1378180000 | USD |
| CY2015Q4 | us-gaap |
Public Utilities Property Plant And Equipment Distribution
PublicUtilitiesPropertyPlantAndEquipmentDistribution
|
7207000000 | USD |
| CY2016Q4 | us-gaap |
Public Utilities Property Plant And Equipment Distribution
PublicUtilitiesPropertyPlantAndEquipmentDistribution
|
7648000000 | USD |
| CY2015Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
27824361000 | USD |
| CY2016Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
27921407000 | USD |
| CY2015Q4 | us-gaap |
Public Utilities Property Plant And Equipment Other Property Plant And Equipment
PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment
|
44467159000 | USD |
| CY2016Q4 | us-gaap |
Public Utilities Property Plant And Equipment Other Property Plant And Equipment
PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment
|
45191216000 | USD |
| CY2015Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
48613813000 | USD |
| CY2016Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
48640046000 | USD |
| CY2015Q4 | us-gaap |
Public Utilities Property Plant And Equipment Transmission
PublicUtilitiesPropertyPlantAndEquipmentTransmission
|
4431000000 | USD |
| CY2016Q4 | us-gaap |
Public Utilities Property Plant And Equipment Transmission
PublicUtilitiesPropertyPlantAndEquipmentTransmission
|
5226000000 | USD |
| CY2015 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
-166771000 | USD |
| CY2016 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
171850000 | USD |
| CY2015Q4 | us-gaap |
Regulatory Liabilities
RegulatoryLiabilities
|
107000000 | USD |
| CY2015Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
1414898000 | USD |
| CY2016Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
1572929000 | USD |
| CY2015Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
107000000 | USD |
| CY2014 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
2323313000 | USD |
| CY2015 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
3461518000 | USD |
| CY2016 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
5311324000 | USD |
| CY2015Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
9393913000 | USD |
| CY2016Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
8195571000 | USD |
| CY2015Q4 | us-gaap |
Securitized Regulatory Transition Assets Noncurrent
SecuritizedRegulatoryTransitionAssetsNoncurrent
|
714044000 | USD |
| CY2016Q4 | us-gaap |
Securitized Regulatory Transition Assets Noncurrent
SecuritizedRegulatoryTransitionAssetsNoncurrent
|
600996000 | USD |
| CY2016 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1
ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
|
P3Y | |
| CY2015Q4 | us-gaap |
Short Term Bank Loans And Notes Payable
ShortTermBankLoansAndNotesPayable
|
494348000 | USD |
| CY2016Q4 | us-gaap |
Short Term Bank Loans And Notes Payable
ShortTermBankLoansAndNotesPayable
|
415011000 | USD |
| CY2014 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
226909000 | USD |
| CY2015 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
73359000 | USD |
| CY2016 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
67282000 | USD |
| CY2015Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
9256791000 | USD |
| CY2016Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
8081809000 | USD |
| CY2013Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
9726466000 | USD |
| CY2014Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
10101725000 | USD |
| CY2015Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
9256791000 | USD |
| CY2016Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
8081809000 | USD |
| CY2014 | us-gaap |
Tax Adjustments Settlements And Unusual Provisions
TaxAdjustmentsSettlementsAndUnusualProvisions
|
-21500000 | USD |
| CY2015 | us-gaap |
Tax Adjustments Settlements And Unusual Provisions
TaxAdjustmentsSettlementsAndUnusualProvisions
|
0 | USD |
| CY2016 | us-gaap |
Tax Adjustments Settlements And Unusual Provisions
TaxAdjustmentsSettlementsAndUnusualProvisions
|
0 | USD |
| CY2014 | us-gaap |
Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
|
604606000 | USD |
| CY2015 | us-gaap |
Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
|
619422000 | USD |
| CY2016 | us-gaap |
Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
|
592502000 | USD |
| CY2015Q4 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
210077000 | USD |
| CY2016Q4 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
181114000 | USD |
| CY2015Q4 | us-gaap |
Temporary Equity Carrying Amount Attributable To Parent
TemporaryEquityCarryingAmountAttributableToParent
|
318185000 | USD |
| CY2016Q4 | us-gaap |
Temporary Equity Carrying Amount Attributable To Parent
TemporaryEquityCarryingAmountAttributableToParent
|
203185000 | USD |
| CY2015Q4 | us-gaap |
Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests
TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests
|
318185000 | USD |
| CY2016Q4 | us-gaap |
Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests
TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests
|
203185000 | USD |
| CY2015Q4 | us-gaap |
Temporary Equity Shares Authorized
TemporaryEquitySharesAuthorized
|
5375105 | shares |
| CY2016Q4 | us-gaap |
Temporary Equity Shares Authorized
TemporaryEquitySharesAuthorized
|
1075105 | shares |
| CY2015Q4 | us-gaap |
Temporary Equity Shares Outstanding
TemporaryEquitySharesOutstanding
|
5375105 | shares |
| CY2016Q4 | us-gaap |
Temporary Equity Shares Outstanding
TemporaryEquitySharesOutstanding
|
1075105 | shares |
| CY2015Q4 | us-gaap |
Treasury Stock Shares
TreasuryStockShares
|
76363763 | shares |
| CY2016Q4 | us-gaap |
Treasury Stock Shares
TreasuryStockShares
|
75623363 | shares |
| CY2015Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
5552379000 | USD |
| CY2016Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
5498584000 | USD |
| CY2015Q4 | us-gaap |
Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
|
110349000 | USD |
| CY2016Q4 | us-gaap |
Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
|
128849000 | USD |
| CY2016 | us-gaap |
Unrealized Gain Loss On Cash Flow Hedging Instruments
UnrealizedGainLossOnCashFlowHedgingInstruments
|
-9000000 | USD |
| CY2013Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
4593224000 | USD |
| CY2014Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
4736785000 | USD |
| CY2015Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
2611585000 | USD |
| CY2016Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
3909855000 | USD |
| CY2014 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
|
213401000 | USD |
| CY2015 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
|
3966535000 | USD |
| CY2016 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
|
265653000 | USD |
| CY2014 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
|
0 | USD |
| CY2015 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
|
68227000 | USD |
| CY2016 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
|
337263000 | USD |
| CY2014Q4 | us-gaap |
Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued
UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
|
127000000 | USD |
| CY2015Q4 | us-gaap |
Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued
UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
|
27000000 | USD |
| CY2016Q4 | us-gaap |
Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued
UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
|
30000000 | USD |
| CY2014 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
|
348543000 | USD |
| CY2015 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
|
1850705000 | USD |
| CY2016 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
|
1532782000 | USD |
| CY2014 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
11637000 | USD |
| CY2015 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
59815000 | USD |
| CY2016 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
368404000 | USD |
| CY2014 | us-gaap |
Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
|
3218000 | USD |
| CY2015 | us-gaap |
Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
|
958000 | USD |
| CY2016 | us-gaap |
Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
|
0 | USD |
| CY2014Q4 | us-gaap |
Unrecognized Tax Benefits That Would Impact Effective Tax Rate
UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
|
516000000 | USD |
| CY2015Q4 | us-gaap |
Unrecognized Tax Benefits That Would Impact Effective Tax Rate
UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
|
955000000 | USD |
| CY2016Q2 | us-gaap |
Unrecognized Tax Benefits That Would Impact Effective Tax Rate
UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
|
63500000 | USD |
| CY2016Q4 | us-gaap |
Unrecognized Tax Benefits That Would Impact Effective Tax Rate
UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
|
1240000000 | USD |
| CY2014 | us-gaap |
Utilities Operating Expense Fuel Used
UtilitiesOperatingExpenseFuelUsed
|
2632558000 | USD |
| CY2015 | us-gaap |
Utilities Operating Expense Fuel Used
UtilitiesOperatingExpenseFuelUsed
|
2452171000 | USD |
| CY2016 | us-gaap |
Utilities Operating Expense Fuel Used
UtilitiesOperatingExpenseFuelUsed
|
1809200000 | USD |
| CY2014 | us-gaap |
Utilities Operating Expense Maintenance And Operations
UtilitiesOperatingExpenseMaintenanceAndOperations
|
3310536000 | USD |
| CY2015 | us-gaap |
Utilities Operating Expense Maintenance And Operations
UtilitiesOperatingExpenseMaintenanceAndOperations
|
3354981000 | USD |
| CY2016 | us-gaap |
Utilities Operating Expense Maintenance And Operations
UtilitiesOperatingExpenseMaintenanceAndOperations
|
3296711000 | USD |
| CY2014 | us-gaap |
Utility Revenue
UtilityRevenue
|
12494921000 | USD |
| CY2015Q1 | us-gaap |
Utility Revenue
UtilityRevenue
|
2920090000 | USD |
| CY2015Q2 | us-gaap |
Utility Revenue
UtilityRevenue
|
2713231000 | USD |
| CY2015Q3 | us-gaap |
Utility Revenue
UtilityRevenue
|
3371406000 | USD |
| CY2015Q4 | us-gaap |
Utility Revenue
UtilityRevenue
|
2508523000 | USD |
| CY2015 | us-gaap |
Utility Revenue
UtilityRevenue
|
11513251000 | USD |
| CY2016Q1 | us-gaap |
Utility Revenue
UtilityRevenue
|
2609852000 | USD |
| CY2016Q2 | us-gaap |
Utility Revenue
UtilityRevenue
|
2462562000 | USD |
| CY2016Q3 | us-gaap |
Utility Revenue
UtilityRevenue
|
3124703000 | USD |
| CY2016Q4 | us-gaap |
Utility Revenue
UtilityRevenue
|
2648528000 | USD |
| CY2016 | us-gaap |
Utility Revenue
UtilityRevenue
|
10845645000 | USD |
| CY2014 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
180296885 | shares |
| CY2014 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
180300000 | shares |
| CY2015 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
179176356 | shares |
| CY2015 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
179200000 | shares |
| CY2016 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
178900000 | shares |
| CY2016 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
178885660 | shares |
| CY2014 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
179500000 | shares |
| CY2014 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
179506151 | shares |
| CY2015 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
179176356 | shares |
| CY2015 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
179200000 | shares |
| CY2016 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
178900000 | shares |
| CY2016 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
178885660 | shares |
| CY2016 | us-gaap |
Use Of Estimates
UseOfEstimates
|
<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:justify;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;font-weight:bold;text-decoration:underline;">Use of Estimates in the Preparation of Financial Statements</font></div><div style="line-height:120%;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;">In conformity with generally accepted accounting principles in the United States of America, the preparation of Entergy Corporation’s consolidated financial statements and the separate financial statements of the Registrant Subsidiaries requires management to make estimates and assumptions that affect the reported amounts of assets, liabilities, revenues, and expenses and the disclosure of contingent assets and liabilities.  Adjustments to the reported amounts of assets and liabilities may be necessary in the future to the extent that future estimates or actual results are different from the estimates used.</font></div></div> |
