2019 Q4 Form 10-K Financial Statement
#000104786220000041 Filed on February 20, 2020
Income Statement
Concept | 2019 Q4 | 2018 Q4 | 2017 Q4 |
---|---|---|---|
Revenue | $2.951B | $2.949B | $2.961B |
YoY Change | 0.07% | -0.41% | 9.38% |
Cost Of Revenue | $552.0M | $662.0M | $572.0M |
YoY Change | -16.62% | 15.73% | 4.19% |
Gross Profit | $2.399B | $2.287B | $2.389B |
YoY Change | 4.9% | -4.27% | 10.7% |
Gross Profit Margin | 81.29% | 77.55% | 80.68% |
Selling, General & Admin | |||
YoY Change | |||
% of Gross Profit | |||
Research & Development | |||
YoY Change | |||
% of Gross Profit | |||
Depreciation & Amortization | $431.0M | $377.0M | $343.0M |
YoY Change | 14.32% | 9.91% | 10.29% |
% of Gross Profit | 17.97% | 16.48% | 14.36% |
Operating Expenses | $1.834B | $1.761B | $1.804B |
YoY Change | 4.15% | -2.38% | 22.31% |
Operating Profit | $565.0M | $526.0M | $585.0M |
YoY Change | 7.41% | -10.09% | -14.35% |
Interest Expense | -$199.0M | -$178.0M | -$163.0M |
YoY Change | 11.8% | 9.2% | -2.4% |
% of Operating Profit | -35.22% | -33.84% | -27.86% |
Other Income/Expense, Net | $0.00 | -$77.00M | -$44.00M |
YoY Change | -100.0% | 75.0% | -79.44% |
Pretax Income | $366.0M | $402.0M | $378.0M |
YoY Change | -8.96% | 6.35% | 25.17% |
Income Tax | $53.00M | $71.00M | $132.0M |
% Of Pretax Income | 14.48% | 17.66% | 34.92% |
Net Earnings | $295.0M | $331.0M | $505.0M |
YoY Change | -10.88% | -34.46% | 145.15% |
Net Earnings / Revenue | 10.0% | 11.22% | 17.06% |
Basic Earnings Per Share | |||
Diluted Earnings Per Share | $885.6K | $1.048M | $1.618M |
COMMON SHARES | |||
Basic Shares Outstanding | 332.4M shares | 311.4M shares | 310.1M shares |
Diluted Shares Outstanding |
Balance Sheet
Concept | 2019 Q4 | 2018 Q4 | 2017 Q4 |
---|---|---|---|
SHORT-TERM ASSETS | |||
Cash & Short-Term Investments | $981.0M | $895.0M | $797.0M |
YoY Change | 9.61% | 12.3% | 2.71% |
Cash & Equivalents | $981.0M | $895.0M | $797.0M |
Short-Term Investments | |||
Other Short-Term Assets | $200.0M | $122.0M | $177.0M |
YoY Change | 63.93% | -31.07% | 17.22% |
Inventory | $352.0M | $358.0M | $334.0M |
Prepaid Expenses | $260.0M | $187.0M | $178.0M |
Receivables | $1.236B | $1.267B | $1.103B |
Other Receivables | $280.0M | $334.0M | $224.0M |
Total Short-Term Assets | $4.272B | $3.864B | $3.537B |
YoY Change | 10.56% | 9.25% | 3.85% |
LONG-TERM ASSETS | |||
Property, Plant & Equipment | $43.89B | $41.75B | $37.60B |
YoY Change | 5.13% | 11.03% | 6.77% |
Goodwill | $446.0M | $440.0M | $428.0M |
YoY Change | 1.36% | 2.8% | 0.0% |
Intangibles | $1.557B | $1.654B | $131.0M |
YoY Change | -5.86% | 1162.6% | 5.65% |
Long-Term Investments | $2.065B | $0.00 | $467.0M |
YoY Change | -100.0% | -4.3% | |
Other Assets | $7.853B | $6.541B | $4.973B |
YoY Change | 20.06% | 31.53% | -35.52% |
Total Long-Term Assets | $53.81B | $50.06B | $44.57B |
YoY Change | 7.49% | 12.3% | -0.61% |
TOTAL ASSETS | |||
Total Short-Term Assets | $4.272B | $3.864B | $3.537B |
Total Long-Term Assets | $53.81B | $50.06B | $44.57B |
Total Assets | $58.08B | $53.92B | $48.11B |
YoY Change | 7.71% | 12.07% | -0.3% |
SHORT-TERM LIABILITIES | |||
YoY Change | |||
Accounts Payable | $1.164B | $1.187B | $1.286B |
YoY Change | -1.94% | -7.7% | 12.12% |
Accrued Expenses | $320.0M | $238.0M | $248.0M |
YoY Change | 34.45% | -4.03% | -1.2% |
Deferred Revenue | |||
YoY Change | |||
Short-Term Debt | $0.00 | $825.0M | $0.00 |
YoY Change | -100.0% | -100.0% | |
Long-Term Debt Due | $1.446B | $650.0M | $1.298B |
YoY Change | 122.46% | -49.92% | 3228.21% |
Total Short-Term Liabilities | $6.287B | $6.207B | $4.902B |
YoY Change | 1.29% | 26.62% | 27.56% |
LONG-TERM LIABILITIES | |||
Long-Term Debt | $18.53B | $17.50B | $14.73B |
YoY Change | 5.9% | 18.76% | -0.03% |
Other Long-Term Liabilities | $8.824B | $7.559B | $7.558B |
YoY Change | 16.74% | 0.01% | 46.3% |
Total Long-Term Liabilities | $15.05B | $13.38B | $13.05B |
YoY Change | 12.5% | 2.5% | -15.08% |
TOTAL LIABILITIES | |||
Total Short-Term Liabilities | $6.287B | $6.207B | $4.902B |
Total Long-Term Liabilities | $15.05B | $13.38B | $13.05B |
Total Liabilities | $21.34B | $19.59B | $17.96B |
YoY Change | 8.95% | 9.08% | -6.55% |
SHAREHOLDERS EQUITY | |||
Retained Earnings | |||
YoY Change | |||
Common Stock | |||
YoY Change | |||
Preferred Stock | |||
YoY Change | |||
Treasury Stock (at cost) | |||
YoY Change | |||
Treasury Stock Shares | |||
Shareholders Equity | $18.02B | $16.73B | $15.42B |
YoY Change | |||
Total Liabilities & Shareholders Equity | $58.08B | $53.92B | $48.11B |
YoY Change | 7.71% | 12.07% | -0.3% |
Cashflow Statement
Concept | 2019 Q4 | 2018 Q4 | 2017 Q4 |
---|---|---|---|
OPERATING ACTIVITIES | |||
Net Income | $295.0M | $331.0M | $505.0M |
YoY Change | -10.88% | -34.46% | 145.15% |
Depreciation, Depletion And Amortization | $431.0M | $377.0M | $343.0M |
YoY Change | 14.32% | 9.91% | 10.29% |
Cash From Operating Activities | $1.174B | $1.095B | $1.140B |
YoY Change | 7.21% | -3.95% | 1.15% |
INVESTING ACTIVITIES | |||
Capital Expenditures | -$971.0M | -$976.0M | -$1.067B |
YoY Change | -0.51% | -8.53% | -22.4% |
Acquisitions | |||
YoY Change | |||
Other Investing Activities | $73.00M | -$1.548B | -$58.00M |
YoY Change | -104.72% | 2568.97% | -140.85% |
Cash From Investing Activities | -$898.0M | -$2.524B | -$1.125B |
YoY Change | -64.42% | 124.36% | -8.76% |
FINANCING ACTIVITIES | |||
Cash Dividend Paid | |||
YoY Change | |||
Common Stock Issuance & Retirement, Net | |||
YoY Change | |||
Debt Paid & Issued, Net | |||
YoY Change | |||
Cash From Financing Activities | 688.0M | 2.190B | 719.0M |
YoY Change | -68.58% | 204.59% | -5.64% |
NET CHANGE | |||
Cash From Operating Activities | 1.174B | 1.095B | 1.140B |
Cash From Investing Activities | -898.0M | -2.524B | -1.125B |
Cash From Financing Activities | 688.0M | 2.190B | 719.0M |
Net Change In Cash | 964.0M | 761.0M | 734.0M |
YoY Change | 26.68% | 3.68% | 11.89% |
FREE CASH FLOW | |||
Cash From Operating Activities | $1.174B | $1.095B | $1.140B |
Capital Expenditures | -$971.0M | -$976.0M | -$1.067B |
Free Cash Flow | $2.145B | $2.071B | $2.207B |
YoY Change | 3.57% | -6.16% | -11.79% |
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CY2017 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
307100000 | shares |
CY2019 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
329500000 | shares |
CY2018 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
312900000 | shares |
CY2017 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
308800000 | shares |
CY2019 | us-gaap |
Profit Loss
ProfitLoss
|
1440000000 | USD |
CY2018 | us-gaap |
Profit Loss
ProfitLoss
|
1382000000 | USD |
CY2017 | us-gaap |
Profit Loss
ProfitLoss
|
1525000000 | USD |
CY2019 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
97000000 | USD |
CY2018 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
0 | USD |
CY2017 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
0 | USD |
CY2019 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
5000000 | USD |
CY2018 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-10000000 | USD |
CY2017 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-1000000 | USD |
CY2019 | ed |
Other Comprehensive Income Loss Other Income After Tax
OtherComprehensiveIncomeLossOtherIncomeAfterTax
|
2000000 | USD |
CY2018 | ed |
Other Comprehensive Income Loss Other Income After Tax
OtherComprehensiveIncomeLossOtherIncomeAfterTax
|
0 | USD |
CY2017 | ed |
Other Comprehensive Income Loss Other Income After Tax
OtherComprehensiveIncomeLossOtherIncomeAfterTax
|
0 | USD |
CY2019 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-3000000 | USD |
CY2018 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
10000000 | USD |
CY2017 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
1000000 | USD |
CY2019 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
1340000000 | USD |
CY2018 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
1392000000 | USD |
CY2017 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
1526000000 | USD |
CY2019 | us-gaap |
Profit Loss
ProfitLoss
|
1440000000 | USD |
CY2018 | us-gaap |
Profit Loss
ProfitLoss
|
1382000000 | USD |
CY2017 | us-gaap |
Profit Loss
ProfitLoss
|
1525000000 | USD |
CY2019 | us-gaap |
Depreciation And Amortization
DepreciationAndAmortization
|
1684000000 | USD |
CY2018 | us-gaap |
Depreciation And Amortization
DepreciationAndAmortization
|
1438000000 | USD |
CY2017 | us-gaap |
Depreciation And Amortization
DepreciationAndAmortization
|
1341000000 | USD |
CY2019 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
308000000 | USD |
CY2018 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
408000000 | USD |
CY2017 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
485000000 | USD |
CY2019 | us-gaap |
Adjustment For Amortization
AdjustmentForAmortization
|
-116000000 | USD |
CY2018 | us-gaap |
Adjustment For Amortization
AdjustmentForAmortization
|
-117000000 | USD |
CY2017 | us-gaap |
Adjustment For Amortization
AdjustmentForAmortization
|
-124000000 | USD |
CY2019 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
14000000 | USD |
CY2018 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
12000000 | USD |
CY2017 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
11000000 | USD |
CY2019 | us-gaap |
Gain Loss On Sale Of Derivatives
GainLossOnSaleOfDerivatives
|
-27000000 | USD |
CY2018 | us-gaap |
Gain Loss On Sale Of Derivatives
GainLossOnSaleOfDerivatives
|
-8000000 | USD |
CY2017 | us-gaap |
Gain Loss On Sale Of Derivatives
GainLossOnSaleOfDerivatives
|
4000000 | USD |
CY2019 | us-gaap |
Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
|
14000000 | USD |
CY2018 | us-gaap |
Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
|
0 | USD |
CY2017 | us-gaap |
Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
|
0 | USD |
CY2019 | ed |
Contractwith Customer Liability Unbilled Revenue Accruals And Deferrals
ContractwithCustomerLiabilityUnbilledRevenueAccrualsAndDeferrals
|
3000000 | USD |
CY2018 | ed |
Contractwith Customer Liability Unbilled Revenue Accruals And Deferrals
ContractwithCustomerLiabilityUnbilledRevenueAccrualsAndDeferrals
|
-18000000 | USD |
CY2017 | ed |
Contractwith Customer Liability Unbilled Revenue Accruals And Deferrals
ContractwithCustomerLiabilityUnbilledRevenueAccrualsAndDeferrals
|
113000000 | USD |
CY2019 | us-gaap |
Gain Loss On Sale Of Business
GainLossOnSaleOfBusiness
|
0 | USD |
CY2018 | us-gaap |
Gain Loss On Sale Of Business
GainLossOnSaleOfBusiness
|
0 | USD |
CY2017 | us-gaap |
Gain Loss On Sale Of Business
GainLossOnSaleOfBusiness
|
1000000 | USD |
CY2019 | us-gaap |
Business Combination Bargain Purchase Gain Recognized Amount
BusinessCombinationBargainPurchaseGainRecognizedAmount
|
0 | USD |
CY2018 | us-gaap |
Business Combination Bargain Purchase Gain Recognized Amount
BusinessCombinationBargainPurchaseGainRecognizedAmount
|
131000000 | USD |
CY2017 | us-gaap |
Business Combination Bargain Purchase Gain Recognized Amount
BusinessCombinationBargainPurchaseGainRecognizedAmount
|
0 | USD |
CY2019 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
18000000 | USD |
CY2018 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-115000000 | USD |
CY2017 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-5000000 | USD |
CY2019 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
-23000000 | USD |
CY2018 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
140000000 | USD |
CY2017 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
-9000000 | USD |
CY2019 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
-6000000 | USD |
CY2018 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
20000000 | USD |
CY2017 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
-5000000 | USD |
CY2019 | ed |
Increase Decrease In Revenue Decoupling Mechanism Receivables
IncreaseDecreaseInRevenueDecouplingMechanismReceivables
|
76000000 | USD |
CY2018 | ed |
Increase Decrease In Revenue Decoupling Mechanism Receivables
IncreaseDecreaseInRevenueDecouplingMechanismReceivables
|
0 | USD |
CY2017 | ed |
Increase Decrease In Revenue Decoupling Mechanism Receivables
IncreaseDecreaseInRevenueDecouplingMechanismReceivables
|
0 | USD |
CY2019 | us-gaap |
Increase Decrease In Other Receivables
IncreaseDecreaseInOtherReceivables
|
-54000000 | USD |
CY2018 | us-gaap |
Increase Decrease In Other Receivables
IncreaseDecreaseInOtherReceivables
|
62000000 | USD |
CY2017 | us-gaap |
Increase Decrease In Other Receivables
IncreaseDecreaseInOtherReceivables
|
0 | USD |
CY2019 | us-gaap |
Increase Decrease In Income Taxes Receivable
IncreaseDecreaseInIncomeTaxesReceivable
|
-29000000 | USD |
CY2018 | us-gaap |
Increase Decrease In Income Taxes Receivable
IncreaseDecreaseInIncomeTaxesReceivable
|
-27000000 | USD |
CY2017 | us-gaap |
Increase Decrease In Income Taxes Receivable
IncreaseDecreaseInIncomeTaxesReceivable
|
-15000000 | USD |
CY2019 | us-gaap |
Increase Decrease In Prepaid Expense
IncreaseDecreaseInPrepaidExpense
|
73000000 | USD |
CY2018 | us-gaap |
Increase Decrease In Prepaid Expense
IncreaseDecreaseInPrepaidExpense
|
7000000 | USD |
CY2017 | us-gaap |
Increase Decrease In Prepaid Expense
IncreaseDecreaseInPrepaidExpense
|
19000000 | USD |
CY2019 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
10000000 | USD |
CY2018 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
-46000000 | USD |
CY2017 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
95000000 | USD |
CY2019 | us-gaap |
Increase Decrease In Pension And Postretirement Obligations
IncreaseDecreaseInPensionAndPostretirementObligations
|
357000000 | USD |
CY2018 | us-gaap |
Increase Decrease In Pension And Postretirement Obligations
IncreaseDecreaseInPensionAndPostretirementObligations
|
325000000 | USD |
CY2017 | us-gaap |
Increase Decrease In Pension And Postretirement Obligations
IncreaseDecreaseInPensionAndPostretirementObligations
|
414000000 | USD |
CY2019 | us-gaap |
Pension And Other Postretirement Benefit Contributions
PensionAndOtherPostretirementBenefitContributions
|
357000000 | USD |
CY2018 | us-gaap |
Pension And Other Postretirement Benefit Contributions
PensionAndOtherPostretirementBenefitContributions
|
479000000 | USD |
CY2017 | us-gaap |
Pension And Other Postretirement Benefit Contributions
PensionAndOtherPostretirementBenefitContributions
|
467000000 | USD |
CY2019 | us-gaap |
Increase Decrease In Property And Other Taxes Payable
IncreaseDecreaseInPropertyAndOtherTaxesPayable
|
10000000 | USD |
CY2018 | us-gaap |
Increase Decrease In Property And Other Taxes Payable
IncreaseDecreaseInPropertyAndOtherTaxesPayable
|
-49000000 | USD |
CY2017 | us-gaap |
Increase Decrease In Property And Other Taxes Payable
IncreaseDecreaseInPropertyAndOtherTaxesPayable
|
44000000 | USD |
CY2019 | us-gaap |
Increase Decrease In Interest Payable Net
IncreaseDecreaseInInterestPayableNet
|
24000000 | USD |
CY2018 | us-gaap |
Increase Decrease In Interest Payable Net
IncreaseDecreaseInInterestPayableNet
|
-35000000 | USD |
CY2017 | us-gaap |
Increase Decrease In Interest Payable Net
IncreaseDecreaseInInterestPayableNet
|
-7000000 | USD |
CY2019 | us-gaap |
Other Increase Decrease In Environmental Liabilities
OtherIncreaseDecreaseInEnvironmentalLiabilities
|
-9000000 | USD |
CY2018 | us-gaap |
Other Increase Decrease In Environmental Liabilities
OtherIncreaseDecreaseInEnvironmentalLiabilities
|
-19000000 | USD |
CY2017 | us-gaap |
Other Increase Decrease In Environmental Liabilities
OtherIncreaseDecreaseInEnvironmentalLiabilities
|
-14000000 | USD |
CY2019 | us-gaap |
Equity Method Investment Dividends Or Distributions
EquityMethodInvestmentDividendsOrDistributions
|
57000000 | USD |
CY2018 | us-gaap |
Equity Method Investment Dividends Or Distributions
EquityMethodInvestmentDividendsOrDistributions
|
107000000 | USD |
CY2017 | us-gaap |
Equity Method Investment Dividends Or Distributions
EquityMethodInvestmentDividendsOrDistributions
|
108000000 | USD |
CY2019 | ed |
Increase Decreasein System Benefit Charge Liability
IncreaseDecreaseinSystemBenefitChargeLiability
|
20000000 | USD |
CY2018 | ed |
Increase Decreasein System Benefit Charge Liability
IncreaseDecreaseinSystemBenefitChargeLiability
|
92000000 | USD |
CY2017 | ed |
Increase Decreasein System Benefit Charge Liability
IncreaseDecreaseinSystemBenefitChargeLiability
|
101000000 | USD |
CY2019 | us-gaap |
Increase Decrease In Deferred Charges
IncreaseDecreaseInDeferredCharges
|
492000000 | USD |
CY2018 | us-gaap |
Increase Decrease In Deferred Charges
IncreaseDecreaseInDeferredCharges
|
393000000 | USD |
CY2017 | us-gaap |
Increase Decrease In Deferred Charges
IncreaseDecreaseInDeferredCharges
|
-2376000000 | USD |
CY2019 | us-gaap |
Increase Decrease In Deferred Liabilities
IncreaseDecreaseInDeferredLiabilities
|
278000000 | USD |
CY2018 | us-gaap |
Increase Decrease In Deferred Liabilities
IncreaseDecreaseInDeferredLiabilities
|
436000000 | USD |
CY2017 | us-gaap |
Increase Decrease In Deferred Liabilities
IncreaseDecreaseInDeferredLiabilities
|
-2524000000 | USD |
CY2019 | us-gaap |
Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
|
-21000000 | USD |
CY2018 | us-gaap |
Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
|
-151000000 | USD |
CY2017 | us-gaap |
Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
|
128000000 | USD |
CY2019 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
3134000000 | USD |
CY2018 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
2695000000 | USD |
CY2017 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
3367000000 | USD |
CY2019 | us-gaap |
Payments For Construction In Process
PaymentsForConstructionInProcess
|
3238000000 | USD |
CY2018 | us-gaap |
Payments For Construction In Process
PaymentsForConstructionInProcess
|
3251000000 | USD |
CY2017 | us-gaap |
Payments For Construction In Process
PaymentsForConstructionInProcess
|
3028000000 | USD |
CY2019 | us-gaap |
Payments For Proceeds From Removal Costs
PaymentsForProceedsFromRemovalCosts
|
295000000 | USD |
CY2018 | us-gaap |
Payments For Proceeds From Removal Costs
PaymentsForProceedsFromRemovalCosts
|
258000000 | USD |
CY2017 | us-gaap |
Payments For Proceeds From Removal Costs
PaymentsForProceedsFromRemovalCosts
|
248000000 | USD |
CY2019 | ed |
Payments Non Utility Construction Expenditures
PaymentsNonUtilityConstructionExpenditures
|
248000000 | USD |
CY2018 | ed |
Payments Non Utility Construction Expenditures
PaymentsNonUtilityConstructionExpenditures
|
246000000 | USD |
CY2017 | ed |
Payments Non Utility Construction Expenditures
PaymentsNonUtilityConstructionExpenditures
|
415000000 | USD |
CY2019 | us-gaap |
Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
|
0 | USD |
CY2018 | us-gaap |
Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
|
1488000000 | USD |
CY2017 | us-gaap |
Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
|
0 | USD |
CY2019 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
192000000 | USD |
CY2018 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
5000000 | USD |
CY2017 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
34000000 | USD |
CY2019 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-22000000 | USD |
CY2018 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-34000000 | USD |
CY2017 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-37000000 | USD |
CY2019 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-3782000000 | USD |
CY2018 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-5471000000 | USD |
CY2017 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-3710000000 | USD |
CY2019 | us-gaap |
Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
|
-874000000 | USD |
CY2018 | us-gaap |
Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
|
1989000000 | USD |
CY2017 | us-gaap |
Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
|
-477000000 | USD |
CY2019 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
3017000000 | USD |
CY2018 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
3030000000 | USD |
CY2017 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
1697000000 | USD |
CY2019 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
1195000000 | USD |
CY2018 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
1938000000 | USD |
CY2017 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
434000000 | USD |
CY2019 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
32000000 | USD |
CY2018 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
61000000 | USD |
CY2017 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
19000000 | USD |
CY2019 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
924000000 | USD |
CY2018 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
842000000 | USD |
CY2019Q4 | us-gaap |
Contract With Customer Asset Net
ContractWithCustomerAssetNet
|
599000000 | USD |
CY2017 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
803000000 | USD |
CY2019 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
825000000 | USD |
CY2018 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
705000000 | USD |
CY2017 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
343000000 | USD |
CY2019 | us-gaap |
Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options
ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions
|
54000000 | USD |
CY2018 | us-gaap |
Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options
ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions
|
53000000 | USD |
CY2017 | us-gaap |
Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options
ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions
|
51000000 | USD |
CY2019 | us-gaap |
Payments Of Dividends Minority Interest
PaymentsOfDividendsMinorityInterest
|
12000000 | USD |
CY2018 | us-gaap |
Payments Of Dividends Minority Interest
PaymentsOfDividendsMinorityInterest
|
-2000000 | USD |
CY2017 | us-gaap |
Payments Of Dividends Minority Interest
PaymentsOfDividendsMinorityInterest
|
1000000 | USD |
CY2019 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
859000000 | USD |
CY2018 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
2938000000 | USD |
CY2017 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
357000000 | USD |
CY2019 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
211000000 | USD |
CY2018 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
162000000 | USD |
CY2017 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
14000000 | USD |
CY2018Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1006000000 | USD |
CY2017Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
844000000 | USD |
CY2016Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
830000000 | USD |
CY2019Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1217000000 | USD |
CY2018Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1006000000 | USD |
CY2017Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
844000000 | USD |
CY2019 | us-gaap |
Interest Paid Net
InterestPaidNet
|
876000000 | USD |
CY2018 | us-gaap |
Interest Paid Net
InterestPaidNet
|
805000000 | USD |
CY2017 | us-gaap |
Interest Paid Net
InterestPaidNet
|
725000000 | USD |
CY2019 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
-26000000 | USD |
CY2018 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
0 | USD |
CY2017 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
-29000000 | USD |
CY2019 | us-gaap |
Construction In Progress Expenditures Incurred But Not Yet Paid
ConstructionInProgressExpendituresIncurredButNotYetPaid
|
336000000 | USD |
CY2018 | us-gaap |
Construction In Progress Expenditures Incurred But Not Yet Paid
ConstructionInProgressExpendituresIncurredButNotYetPaid
|
369000000 | USD |
CY2017 | us-gaap |
Construction In Progress Expenditures Incurred But Not Yet Paid
ConstructionInProgressExpendituresIncurredButNotYetPaid
|
432000000 | USD |
CY2019Q4 | us-gaap |
Dividends Payable Current And Noncurrent
DividendsPayableCurrentAndNoncurrent
|
47000000 | USD |
CY2018Q4 | us-gaap |
Dividends Payable Current And Noncurrent
DividendsPayableCurrentAndNoncurrent
|
47000000 | USD |
CY2017Q4 | us-gaap |
Dividends Payable Current And Noncurrent
DividendsPayableCurrentAndNoncurrent
|
46000000 | USD |
CY2019Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
981000000 | USD |
CY2018Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
895000000 | USD |
CY2019Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
1236000000 | USD |
CY2018Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
1267000000 | USD |
CY2019Q4 | us-gaap |
Other Receivables
OtherReceivables
|
184000000 | USD |
CY2018Q4 | us-gaap |
Other Receivables
OtherReceivables
|
285000000 | USD |
CY2019Q4 | us-gaap |
Income Taxes Receivable
IncomeTaxesReceivable
|
20000000 | USD |
CY2018Q4 | us-gaap |
Income Taxes Receivable
IncomeTaxesReceivable
|
49000000 | USD |
CY2019Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
4859000000 | USD |
CY2018Q4 | us-gaap |
Contract With Customer Asset Net
ContractWithCustomerAssetNet
|
514000000 | USD |
CY2019Q4 | ed |
Energy Related Inventory Fuel Oil Gas And Materials And Supplies Cost
EnergyRelatedInventoryFuelOilGasAndMaterialsAndSuppliesCost
|
352000000 | USD |
CY2018Q4 | ed |
Energy Related Inventory Fuel Oil Gas And Materials And Supplies Cost
EnergyRelatedInventoryFuelOilGasAndMaterialsAndSuppliesCost
|
358000000 | USD |
CY2019Q4 | us-gaap |
Prepaid Expense Current
PrepaidExpenseCurrent
|
260000000 | USD |
CY2018Q4 | us-gaap |
Prepaid Expense Current
PrepaidExpenseCurrent
|
187000000 | USD |
CY2019Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
128000000 | USD |
CY2018Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
76000000 | USD |
CY2019Q4 | us-gaap |
Restricted Cash And Cash Equivalents At Carrying Value
RestrictedCashAndCashEquivalentsAtCarryingValue
|
236000000 | USD |
CY2018Q4 | us-gaap |
Restricted Cash And Cash Equivalents At Carrying Value
RestrictedCashAndCashEquivalentsAtCarryingValue
|
111000000 | USD |
CY2019Q4 | ed |
Revenue Decoupling Mechanism Receivable
RevenueDecouplingMechanismReceivable
|
76000000 | USD |
CY2018Q4 | ed |
Revenue Decoupling Mechanism Receivable
RevenueDecouplingMechanismReceivable
|
0 | USD |
CY2019Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
200000000 | USD |
CY2018Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
122000000 | USD |
CY2019Q4 | us-gaap |
Assets Current
AssetsCurrent
|
4272000000 | USD |
CY2018Q4 | us-gaap |
Assets Current
AssetsCurrent
|
3864000000 | USD |
CY2019Q4 | us-gaap |
Long Term Investments
LongTermInvestments
|
2065000000 | USD |
CY2018Q4 | us-gaap |
Long Term Investments
LongTermInvestments
|
1766000000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Common
PublicUtilitiesPropertyPlantAndEquipmentCommon
|
3562000000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Common
PublicUtilitiesPropertyPlantAndEquipmentCommon
|
3331000000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
48136000000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
45371000000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
10322000000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
9769000000 | USD |
CY2019Q4 | ed |
Net Utility Plant
NetUtilityPlant
|
37814000000 | USD |
CY2018Q4 | ed |
Net Utility Plant
NetUtilityPlant
|
35602000000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
1937000000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
1978000000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
39751000000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
37580000000 | USD |
CY2019Q4 | ed |
Non Utility Property Net
NonUtilityPropertyNet
|
3829000000 | USD |
CY2018Q4 | ed |
Non Utility Property Net
NonUtilityPropertyNet
|
4000000000 | USD |
CY2019Q4 | us-gaap |
Construction In Progress Gross
ConstructionInProgressGross
|
309000000 | USD |
CY2018Q4 | us-gaap |
Construction In Progress Gross
ConstructionInProgressGross
|
169000000 | USD |
CY2019Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
43889000000 | USD |
CY2018Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
41749000000 | USD |
CY2019Q4 | us-gaap |
Goodwill
Goodwill
|
446000000 | USD |
CY2018Q4 | us-gaap |
Goodwill
Goodwill
|
440000000 | USD |
CY2019Q4 | us-gaap |
Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
|
1557000000 | USD |
CY2018Q4 | us-gaap |
Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
|
1654000000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
857000000 | USD |
CY2018Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
4294000000 | USD |
CY2019Q4 | us-gaap |
Other Assets Miscellaneous Noncurrent
OtherAssetsMiscellaneousNoncurrent
|
134000000 | USD |
CY2018Q4 | us-gaap |
Other Assets Miscellaneous Noncurrent
OtherAssetsMiscellaneousNoncurrent
|
153000000 | USD |
CY2019Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
7853000000 | USD |
CY2018Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
6541000000 | USD |
CY2019Q4 | us-gaap |
Assets
Assets
|
58079000000 | USD |
CY2018Q4 | us-gaap |
Assets
Assets
|
53920000000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
1446000000 | USD |
CY2018Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
650000000 | USD |
CY2019Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
0 | USD |
CY2018Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
825000000 | USD |
CY2019Q4 | us-gaap |
Notes Payable Current
NotesPayableCurrent
|
1692000000 | USD |
CY2018Q4 | us-gaap |
Notes Payable Current
NotesPayableCurrent
|
1741000000 | USD |
CY2019Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
1164000000 | USD |
CY2018Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
1187000000 | USD |
CY2019Q4 | us-gaap |
Contract With Customer Refund Liability Current
ContractWithCustomerRefundLiabilityCurrent
|
346000000 | USD |
CY2018Q4 | us-gaap |
Contract With Customer Refund Liability Current
ContractWithCustomerRefundLiabilityCurrent
|
351000000 | USD |
CY2019Q4 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
76000000 | USD |
CY2018Q4 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
61000000 | USD |
CY2019Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
153000000 | USD |
CY2018Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
129000000 | USD |
CY2019Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
102000000 | USD |
CY2018Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
109000000 | USD |
CY2019Q4 | us-gaap |
Derivative Liabilities Current
DerivativeLiabilitiesCurrent
|
123000000 | USD |
CY2018Q4 | us-gaap |
Derivative Liabilities Current
DerivativeLiabilitiesCurrent
|
50000000 | USD |
CY2019Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
102000000 | USD |
CY2018Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
114000000 | USD |
CY2019Q4 | ed |
System Benefits Charge Liability Current
SystemBenefitsChargeLiabilityCurrent
|
647000000 | USD |
CY2018Q4 | ed |
System Benefits Charge Liability Current
SystemBenefitsChargeLiabilityCurrent
|
627000000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
65000000 | USD |
CY2019Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
371000000 | USD |
CY2018Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
363000000 | USD |
CY2019Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
6287000000 | USD |
CY2018Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
6207000000 | USD |
CY2019Q4 | ed |
Provision For Injuries And Damages
ProvisionForInjuriesAndDamages
|
130000000 | USD |
CY2018Q4 | ed |
Provision For Injuries And Damages
ProvisionForInjuriesAndDamages
|
146000000 | USD |
CY2019Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
1516000000 | USD |
CY2018Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
1228000000 | USD |
CY2019Q4 | us-gaap |
Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
|
734000000 | USD |
CY2018Q4 | us-gaap |
Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
|
779000000 | USD |
CY2019Q4 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
425000000 | USD |
CY2018Q4 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
450000000 | USD |
CY2019Q4 | us-gaap |
Derivative Liabilities Noncurrent
DerivativeLiabilitiesNoncurrent
|
105000000 | USD |
CY2018Q4 | us-gaap |
Derivative Liabilities Noncurrent
DerivativeLiabilitiesNoncurrent
|
16000000 | USD |
CY2019Q4 | ed |
Deferred Tax Liabilities And Accumulated Deferred Investment Tax Credit
DeferredTaxLiabilitiesAndAccumulatedDeferredInvestmentTaxCredit
|
6227000000 | USD |
CY2018Q4 | ed |
Deferred Tax Liabilities And Accumulated Deferred Investment Tax Credit
DeferredTaxLiabilitiesAndAccumulatedDeferredInvestmentTaxCredit
|
5820000000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
809000000 | USD |
CY2019Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
4827000000 | USD |
CY2018Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
4641000000 | USD |
CY2019Q4 | us-gaap |
Deferred Credits And Other Liabilities Noncurrent
DeferredCreditsAndOtherLiabilitiesNoncurrent
|
279000000 | USD |
CY2018Q4 | us-gaap |
Deferred Credits And Other Liabilities Noncurrent
DeferredCreditsAndOtherLiabilitiesNoncurrent
|
299000000 | USD |
CY2019Q4 | us-gaap |
Liabilities Noncurrent
LiabilitiesNoncurrent
|
15052000000 | USD |
CY2018Q4 | us-gaap |
Liabilities Noncurrent
LiabilitiesNoncurrent
|
13379000000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
18527000000 | USD |
CY2018Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
17495000000 | USD |
CY2019Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
18022000000 | USD |
CY2018Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
16726000000 | USD |
CY2019Q4 | us-gaap |
Minority Interest
MinorityInterest
|
191000000 | USD |
CY2018Q4 | us-gaap |
Minority Interest
MinorityInterest
|
113000000 | USD |
CY2019Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
18213000000 | USD |
CY2018Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
16839000000 | USD |
CY2019Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
58079000000 | USD |
CY2018Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
53920000000 | USD |
CY2016Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
14306000000 | USD |
CY2017 | us-gaap |
Profit Loss
ProfitLoss
|
1525000000 | USD |
CY2017 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
849000000 | USD |
CY2017 | us-gaap |
Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
|
343000000 | USD |
CY2017 | us-gaap |
Stock Issued During Period Value Share Based Compensation Gross
StockIssuedDuringPeriodValueShareBasedCompensationGross
|
100000000 | USD |
CY2017 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
1000000 | USD |
CY2017 | us-gaap |
Minority Interest Period Increase Decrease
MinorityInterestPeriodIncreaseDecrease
|
-1000000 | USD |
CY2017Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
15425000000 | USD |
CY2018 | us-gaap |
Profit Loss
ProfitLoss
|
1382000000 | USD |
CY2018 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
889000000 | USD |
CY2018 | us-gaap |
Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
|
705000000 | USD |
CY2018 | us-gaap |
Stock Issued During Period Value Share Based Compensation Gross
StockIssuedDuringPeriodValueShareBasedCompensationGross
|
100000000 | USD |
CY2018 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
10000000 | USD |
CY2018 | us-gaap |
Minority Interest Period Increase Decrease
MinorityInterestPeriodIncreaseDecrease
|
106000000 | USD |
CY2018Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
16839000000 | USD |
CY2019 | us-gaap |
Profit Loss
ProfitLoss
|
1440000000 | USD |
CY2019 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
971000000 | USD |
CY2019 | us-gaap |
Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
|
825000000 | USD |
CY2019 | us-gaap |
Stock Issued During Period Value Share Based Compensation Gross
StockIssuedDuringPeriodValueShareBasedCompensationGross
|
102000000 | USD |
CY2019 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-3000000 | USD |
CY2019 | us-gaap |
Minority Interest Period Increase Decrease
MinorityInterestPeriodIncreaseDecrease
|
-19000000 | USD |
CY2019Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
18213000000 | USD |
CY2019Q4 | ed |
Common Stock Equity Shares
CommonStockEquityShares
|
333000000 | shares |
CY2018Q4 | ed |
Common Stock Equity Shares
CommonStockEquityShares
|
321000000 | shares |
CY2019Q4 | ed |
Common Stock Equity Before Accumulated Comprehensive Income Loss
CommonStockEquityBeforeAccumulatedComprehensiveIncomeLoss
|
18041000000 | USD |
CY2018Q4 | ed |
Common Stock Equity Before Accumulated Comprehensive Income Loss
CommonStockEquityBeforeAccumulatedComprehensiveIncomeLoss
|
16742000000 | USD |
CY2019Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax
AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax
|
17000000 | USD |
CY2018Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax
AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax
|
12000000 | USD |
CY2019Q4 | ed |
Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax And Reclassification Adjustment
AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTaxAndReclassificationAdjustment
|
-2000000 | USD |
CY2018Q4 | ed |
Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax And Reclassification Adjustment
AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTaxAndReclassificationAdjustment
|
-4000000 | USD |
CY2019Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-19000000 | USD |
CY2018Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-16000000 | USD |
CY2019Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
18022000000 | USD |
CY2018Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
16726000000 | USD |
CY2019Q4 | us-gaap |
Minority Interest
MinorityInterest
|
191000000 | USD |
CY2018Q4 | us-gaap |
Minority Interest
MinorityInterest
|
113000000 | USD |
CY2019Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
18213000000 | USD |
CY2018Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
16839000000 | USD |
CY2019Q4 | us-gaap |
Other Long Term Debt
OtherLongTermDebt
|
974000000 | USD |
CY2018Q4 | us-gaap |
Other Long Term Debt
OtherLongTermDebt
|
304000000 | USD |
CY2019Q4 | us-gaap |
Deferred Finance Costs Net
DeferredFinanceCostsNet
|
141000000 | USD |
CY2018Q4 | us-gaap |
Deferred Finance Costs Net
DeferredFinanceCostsNet
|
152000000 | USD |
CY2019Q4 | us-gaap |
Debt Instrument Unamortized Discount
DebtInstrumentUnamortizedDiscount
|
37000000 | USD |
CY2018Q4 | us-gaap |
Debt Instrument Unamortized Discount
DebtInstrumentUnamortizedDiscount
|
33000000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
19973000000 | USD |
CY2018Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
18145000000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
1446000000 | USD |
CY2018Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
650000000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
18527000000 | USD |
CY2018Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
17495000000 | USD |
CY2019Q4 | us-gaap |
Capitalization Longterm Debt And Equity
CapitalizationLongtermDebtAndEquity
|
36549000000 | USD |
CY2018Q4 | us-gaap |
Capitalization Longterm Debt And Equity
CapitalizationLongtermDebtAndEquity
|
34221000000 | USD |
CY2019 | ed |
Numberof Registrants
NumberofRegistrants
|
2 | registrant |
CY2019 | ed |
Numberof Regulated Subsidiaries
NumberofRegulatedSubsidiaries
|
2 | subsidiary |
CY2019 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
12144000000 | USD |
CY2019 | us-gaap |
Revenues
Revenues
|
12574000000 | USD |
CY2018 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
11928000000 | USD |
CY2018 | us-gaap |
Revenues
Revenues
|
12337000000 | USD |
CY2018Q4 | us-gaap |
Unbilled Contracts Receivable
UnbilledContractsReceivable
|
29000000 | USD |
CY2018Q4 | us-gaap |
Contract With Customer Liability
ContractWithCustomerLiability
|
20000000 | USD |
CY2017Q4 | us-gaap |
Unbilled Contracts Receivable
UnbilledContractsReceivable
|
58000000 | USD |
CY2017Q4 | us-gaap |
Contract With Customer Liability
ContractWithCustomerLiability
|
87000000 | USD |
CY2019 | ed |
Unbilled Contracts Receivable Revenue Recognized
UnbilledContractsReceivableRevenueRecognized
|
86000000 | USD |
CY2019 | ed |
Contractwith Customer Liability Decrease From Billings
ContractwithCustomerLiabilityDecreaseFromBillings
|
1000000 | USD |
CY2018 | ed |
Unbilled Contracts Receivable Revenue Recognized
UnbilledContractsReceivableRevenueRecognized
|
144000000 | USD |
CY2018 | ed |
Contractwith Customer Liability Decrease From Billings
ContractwithCustomerLiabilityDecreaseFromBillings
|
38000000 | USD |
CY2019 | ed |
Unbilled Contracts Receivable Decrease From Billings
UnbilledContractsReceivableDecreaseFromBillings
|
86000000 | USD |
CY2019 | us-gaap |
Contract With Customer Liability Revenue Recognized
ContractWithCustomerLiabilityRevenueRecognized
|
4000000 | USD |
CY2018 | ed |
Unbilled Contracts Receivable Decrease From Billings
UnbilledContractsReceivableDecreaseFromBillings
|
173000000 | USD |
CY2018 | us-gaap |
Contract With Customer Liability Revenue Recognized
ContractWithCustomerLiabilityRevenueRecognized
|
105000000 | USD |
CY2019Q4 | us-gaap |
Unbilled Contracts Receivable
UnbilledContractsReceivable
|
29000000 | USD |
CY2019Q4 | us-gaap |
Contract With Customer Liability
ContractWithCustomerLiability
|
17000000 | USD |
CY2018Q4 | us-gaap |
Unbilled Contracts Receivable
UnbilledContractsReceivable
|
29000000 | USD |
CY2018Q4 | us-gaap |
Contract With Customer Liability
ContractWithCustomerLiability
|
20000000 | USD |
CY2019Q1 | ed |
Contract With Customer Liability Revenue Recognized Previously Outstanding
ContractWithCustomerLiabilityRevenueRecognizedPreviouslyOutstanding
|
4000000 | USD |
CY2018Q1 | ed |
Contract With Customer Liability Revenue Recognized Previously Outstanding
ContractWithCustomerLiabilityRevenueRecognizedPreviouslyOutstanding
|
50000000 | USD |
CY2019Q4 | us-gaap |
Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
|
82000000 | USD |
CY2019Q4 | us-gaap |
Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
|
46000000 | USD |
CY2019Q4 | us-gaap |
Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
|
36000000 | USD |
CY2018Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
895000000 | USD |
CY2019 | us-gaap |
Excise Taxes Collected
ExciseTaxesCollected
|
323000000 | USD |
CY2018 | us-gaap |
Excise Taxes Collected
ExciseTaxesCollected
|
330000000 | USD |
CY2017 | us-gaap |
Excise Taxes Collected
ExciseTaxesCollected
|
302000000 | USD |
CY2019Q4 | us-gaap |
Recorded Third Party Environmental Recoveries Receivable
RecordedThirdPartyEnvironmentalRecoveriesReceivable
|
8000000 | USD |
CY2019Q4 | us-gaap |
Plant Held For Future Use Amount
PlantHeldForFutureUseAmount
|
75000000 | USD |
CY2018Q4 | us-gaap |
Plant Held For Future Use Amount
PlantHeldForFutureUseAmount
|
76000000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
1937000000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
1978000000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
39751000000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
37580000000 | USD |
CY2019Q4 | ed |
Public Utilities Depreciation Allowance Current Rate Plans
PublicUtilitiesDepreciationAllowanceCurrentRatePlans
|
1417000000 | USD |
CY2019 | us-gaap |
Goodwill Impairment Loss
GoodwillImpairmentLoss
|
0 | USD |
CY2019 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
99000000 | USD |
CY2018 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
14000000 | USD |
CY2017 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
9000000 | USD |
CY2019Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Next Twelve Months
FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
|
100000000 | USD |
CY2019 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
2000000 | USD |
CY2018 | us-gaap |
Impairment Of Long Lived Assets Held For Use
ImpairmentOfLongLivedAssetsHeldForUse
|
0 | USD |
CY2019Q4 | ed |
Supplemental Retirement Income Plan Assets
SupplementalRetirementIncomePlanAssets
|
397000000 | USD |
CY2018Q4 | ed |
Supplemental Retirement Income Plan Assets
SupplementalRetirementIncomePlanAssets
|
326000000 | USD |
CY2019Q4 | us-gaap |
Deferred Compensation Plan Assets
DeferredCompensationPlanAssets
|
81000000 | USD |
CY2018Q4 | us-gaap |
Deferred Compensation Plan Assets
DeferredCompensationPlanAssets
|
75000000 | USD |
CY2019Q4 | us-gaap |
Other Long Term Investments
OtherLongTermInvestments
|
2000000 | USD |
CY2018Q4 | us-gaap |
Other Long Term Investments
OtherLongTermInvestments
|
2000000 | USD |
CY2019Q4 | us-gaap |
Long Term Investments
LongTermInvestments
|
2065000000 | USD |
CY2018Q4 | us-gaap |
Long Term Investments
LongTermInvestments
|
1766000000 | USD |
CY2019 | ed |
Pension Investment Gains And Losses Recognized Time Period
PensionInvestmentGainsAndLossesRecognizedTimePeriod
|
P15Y | |
CY2019 | ed |
Pension Actuarial Gains And Losses Recognized Time Period
PensionActuarialGainsAndLossesRecognizedTimePeriod
|
P10Y | |
CY2019 | ed |
Difference Between Fair Value And Expected Market Related Value Of Plan Assets
DifferenceBetweenFairValueAndExpectedMarketRelatedValueOfPlanAssets
|
0.20 | |
CY2019 | us-gaap |
Research And Development Expense
ResearchAndDevelopmentExpense
|
24000000 | USD |
CY2018 | us-gaap |
Research And Development Expense
ResearchAndDevelopmentExpense
|
24000000 | USD |
CY2017 | us-gaap |
Research And Development Expense
ResearchAndDevelopmentExpense
|
24000000 | USD |
CY2019Q4 | us-gaap |
Restricted Cash And Cash Equivalents
RestrictedCashAndCashEquivalents
|
236000000 | USD |
CY2019 | us-gaap |
Net Income Loss
NetIncomeLoss
|
1343000000 | USD |
CY2018 | us-gaap |
Net Income Loss
NetIncomeLoss
|
1382000000 | USD |
CY2017 | us-gaap |
Net Income Loss
NetIncomeLoss
|
1525000000 | USD |
CY2019 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
328500000 | shares |
CY2018 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
311700000 | shares |
CY2017 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
307100000 | shares |
CY2019 | us-gaap |
Incremental Common Shares Attributable To Contingently Issuable Shares
IncrementalCommonSharesAttributableToContingentlyIssuableShares
|
1000000.0 | shares |
CY2018 | us-gaap |
Incremental Common Shares Attributable To Contingently Issuable Shares
IncrementalCommonSharesAttributableToContingentlyIssuableShares
|
1200000 | shares |
CY2017 | us-gaap |
Incremental Common Shares Attributable To Contingently Issuable Shares
IncrementalCommonSharesAttributableToContingentlyIssuableShares
|
1700000 | shares |
CY2019 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
329500000 | shares |
CY2018 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
312900000 | shares |
CY2017 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
308800000 | shares |
CY2019 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
4.09 | |
CY2018 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
4.43 | |
CY2017 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
4.97 | |
CY2019 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
4.08 | |
CY2018 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
4.42 | |
CY2017 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
4.94 | |
CY2019 | us-gaap |
Use Of Estimates
UseOfEstimates
|
<div style="line-height:120%;font-size:10pt;"><span style="font-family:Arial;font-size:10pt;color:#424242;font-weight:bold;">Estimates</span></div><div style="line-height:120%;font-size:10pt;"><span style="font-family:Arial;font-size:10pt;color:#424242;">The preparation of financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates.</span></div> | |
CY2019Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
981000000 | USD |
CY2018Q4 | us-gaap |
Restricted Cash And Cash Equivalents
RestrictedCashAndCashEquivalents
|
111000000 | USD |
CY2019Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1217000000 | USD |
CY2018Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1006000000 | USD |
CY2019Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
4859000000 | USD |
CY2018Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
4294000000 | USD |
CY2019Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
128000000 | USD |
CY2018Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
76000000 | USD |
CY2019Q4 | us-gaap |
Regulatory Assets
RegulatoryAssets
|
4987000000 | USD |
CY2018Q4 | us-gaap |
Regulatory Assets
RegulatoryAssets
|
4370000000 | USD |
CY2019Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
4827000000 | USD |
CY2018Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
4641000000 | USD |
CY2019Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
102000000 | USD |
CY2018Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
114000000 | USD |
CY2019Q4 | us-gaap |
Regulatory Liabilities
RegulatoryLiabilities
|
4929000000 | USD |
CY2018Q4 | us-gaap |
Regulatory Liabilities
RegulatoryLiabilities
|
4755000000 | USD |
CY2019Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
500000000 | shares |
CY2019Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
332629597 | shares |
CY2018Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
320960396 | shares |
CY2019Q4 | us-gaap |
Treasury Stock Common Shares
TreasuryStockCommonShares
|
23210700 | shares |
CY2019Q1 | us-gaap |
Stock Issued During Period Shares New Issues
StockIssuedDuringPeriodSharesNewIssues
|
5649369 | shares |
CY2019Q1 | us-gaap |
Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
|
425000000 | USD |
CY2019 | ed |
Percentage Limitation For Income Available For Dividends
PercentageLimitationForIncomeAvailableForDividends
|
1 | |
CY2019Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Next Twelve Months
LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
|
518000000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Two
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
|
1967000000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Three
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
|
437000000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Four
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
|
316000000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
|
385000000 | USD |
CY2019Q4 | us-gaap |
Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
|
178000000 | USD |
CY2018Q4 | us-gaap |
Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
|
185000000 | USD |
CY2019Q4 | us-gaap |
Non Recourse Debt
NonRecourseDebt
|
2737000000 | USD |
CY2018Q4 | us-gaap |
Non Recourse Debt
NonRecourseDebt
|
2076000000 | USD |
CY2019Q4 | us-gaap |
Commercial Paper
CommercialPaper
|
1692000000 | USD |
CY2019 | ed |
Weighted Average Interest Rate Of Commercial Paper
WeightedAverageInterestRateOfCommercialPaper
|
0.020 | |
CY2018Q4 | us-gaap |
Commercial Paper
CommercialPaper
|
1741000000 | USD |
CY2018 | ed |
Weighted Average Interest Rate Of Commercial Paper
WeightedAverageInterestRateOfCommercialPaper
|
0.030 | |
CY2019Q4 | us-gaap |
Loans Payable Current
LoansPayableCurrent
|
0 | USD |
CY2019Q4 | us-gaap |
Ratio Of Indebtedness To Net Capital1
RatioOfIndebtednessToNetCapital1
|
0.51 | |
CY2019Q4 | ed |
Percentage Of Liens Of Companies Consolidated Asset
PercentageOfLiensOfCompaniesConsolidatedAsset
|
0.05 | |
CY2019Q4 | ed |
Debt Instrument Covenant Compliance Maximum Aggregate Limit Of Failure To Pay Debt Or Derivative Obligations
DebtInstrumentCovenantComplianceMaximumAggregateLimitOfFailureToPayDebtOrDerivativeObligations
|
150000000 | USD |
CY2019Q4 | ed |
Debt Instrument Covenant Compliance Maximum Aggregate Limit Of Failure To Pay Debt Or Derivative Obligations
DebtInstrumentCovenantComplianceMaximumAggregateLimitOfFailureToPayDebtOrDerivativeObligations
|
150000000 | USD |
CY2019Q4 | us-gaap |
Defined Benefit Pension Plan Current And Noncurrent Liabilities
DefinedBenefitPensionPlanCurrentAndNoncurrentLiabilities
|
185000000 | USD |
CY2019Q4 | us-gaap |
Defined Benefit Plan Fair Value Of Plan Assets
DefinedBenefitPlanFairValueOfPlanAssets
|
397000000 | USD |
CY2018Q4 | us-gaap |
Defined Benefit Plan Fair Value Of Plan Assets
DefinedBenefitPlanFairValueOfPlanAssets
|
326000000 | USD |
CY2019 | us-gaap |
Environmental Remediation Expense
EnvironmentalRemediationExpense
|
19000000 | USD |
CY2018 | us-gaap |
Environmental Remediation Expense
EnvironmentalRemediationExpense
|
25000000 | USD |
CY2019Q4 | us-gaap |
Guarantee Obligations Maximum Exposure
GuaranteeObligationsMaximumExposure
|
1831000000 | USD |
CY2018Q4 | us-gaap |
Guarantee Obligations Maximum Exposure
GuaranteeObligationsMaximumExposure
|
2439000000 | USD |
CY2019Q4 | us-gaap |
Guarantee Obligations Maximum Exposure
GuaranteeObligationsMaximumExposure
|
1831000000 | USD |
CY2019Q4 | us-gaap |
Contractual Obligation Due In Next Twelve Months
ContractualObligationDueInNextTwelveMonths
|
172000000 | USD |
CY2019Q4 | us-gaap |
Contractual Obligation Due In Second Year
ContractualObligationDueInSecondYear
|
101000000 | USD |
CY2019Q4 | us-gaap |
Contractual Obligation Due In Third Year
ContractualObligationDueInThirdYear
|
62000000 | USD |
CY2019Q4 | us-gaap |
Contractual Obligation Due In Fourth Year
ContractualObligationDueInFourthYear
|
57000000 | USD |
CY2019Q4 | us-gaap |
Contractual Obligation Due In Fifth Year
ContractualObligationDueInFifthYear
|
55000000 | USD |
CY2019Q4 | us-gaap |
Contractual Obligation Due After Fifth Year
ContractualObligationDueAfterFifthYear
|
546000000 | USD |
CY2019 | us-gaap |
Operating Lease Cost
OperatingLeaseCost
|
83000000 | USD |
CY2019 | us-gaap |
Operating Lease Payments
OperatingLeasePayments
|
75000000 | USD |
CY2019Q4 | us-gaap |
Direct Financing Lease Residual Value Of Leased Asset
DirectFinancingLeaseResidualValueOfLeasedAsset
|
1000000 | USD |
CY2019Q4 | ed |
Direct Financing Lease Accumulated Amortization
DirectFinancingLeaseAccumulatedAmortization
|
5000000 | USD |
CY2019 | us-gaap |
Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
|
39000000 | USD |
CY2018 | us-gaap |
Tax Adjustments Settlements And Unusual Provisions
TaxAdjustmentsSettlementsAndUnusualProvisions
|
-9000000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Weighted Average Remaining Lease Term1
OperatingLeaseWeightedAverageRemainingLeaseTerm1
|
P19Y9M18D | |
CY2019Q4 | us-gaap |
Finance Lease Weighted Average Remaining Lease Term1
FinanceLeaseWeightedAverageRemainingLeaseTerm1
|
P12Y2M12D | |
CY2019Q4 | us-gaap |
Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
|
0.043 | |
CY2019Q4 | us-gaap |
Finance Lease Weighted Average Discount Rate Percent
FinanceLeaseWeightedAverageDiscountRatePercent
|
0.035 | |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due Next Rolling Twelve Months
LesseeOperatingLeaseLiabilityPaymentsDueNextRollingTwelveMonths
|
78000000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due In Next Rolling Twelve Months
FinanceLeaseLiabilityPaymentsDueInNextRollingTwelveMonths
|
0 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due In Rolling Year Two
LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearTwo
|
75000000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due In Rolling Year Two
FinanceLeaseLiabilityPaymentsDueInRollingYearTwo
|
0 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due In Rolling Year Three
LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearThree
|
73000000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due In Rolling Year Three
FinanceLeaseLiabilityPaymentsDueInRollingYearThree
|
0 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due In Rolling Year Four
LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearFour
|
72000000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due In Rolling Year Four
FinanceLeaseLiabilityPaymentsDueInRollingYearFour
|
0 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due In Rolling Year Five
LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearFive
|
72000000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due In Rolling Year Five
FinanceLeaseLiabilityPaymentsDueInRollingYearFive
|
0 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due After Rolling Year Five
LesseeOperatingLeaseLiabilityPaymentsDueAfterRollingYearFive
|
992000000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due In Rolling After Year Five
FinanceLeaseLiabilityPaymentsDueInRollingAfterYearFive
|
1000000 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due
LesseeOperatingLeaseLiabilityPaymentsDue
|
1362000000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due
FinanceLeaseLiabilityPaymentsDue
|
1000000 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Undiscounted Excess Amount
LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
|
488000000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Undiscounted Excess Amount
FinanceLeaseLiabilityUndiscountedExcessAmount
|
0 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability
OperatingLeaseLiability
|
874000000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability
FinanceLeaseLiability
|
1000000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
65000000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
809000000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Noncurrent
FinanceLeaseLiabilityNoncurrent
|
1000000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability
OperatingLeaseLiability
|
874000000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability
FinanceLeaseLiability
|
1000000 | USD |
CY2017 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
391000000 | USD |
CY2019 | us-gaap |
Tax Adjustments Settlements And Unusual Provisions
TaxAdjustmentsSettlementsAndUnusualProvisions
|
-7000000 | USD |
CY2019Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Current
OperatingLeasesFutureMinimumPaymentsDueCurrent
|
72000000 | USD |
CY2019Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Two Years
OperatingLeasesFutureMinimumPaymentsDueInTwoYears
|
72000000 | USD |
CY2019Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Three Years
OperatingLeasesFutureMinimumPaymentsDueInThreeYears
|
71000000 | USD |
CY2019Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Four Years
OperatingLeasesFutureMinimumPaymentsDueInFourYears
|
68000000 | USD |
CY2019Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Five Years
OperatingLeasesFutureMinimumPaymentsDueInFiveYears
|
68000000 | USD |
CY2019Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Thereafter
OperatingLeasesFutureMinimumPaymentsDueThereafter
|
890000000 | USD |
CY2019Q4 | us-gaap |
Operating Leases Future Minimum Payments Due
OperatingLeasesFutureMinimumPaymentsDue
|
1241000000 | USD |
CY2019 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
-12000000 | USD |
CY2018 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
-10000000 | USD |
CY2017 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
-2000000 | USD |
CY2019 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
96000000 | USD |
CY2018 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
107000000 | USD |
CY2017 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
103000000 | USD |
CY2019 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
0 | USD |
CY2018 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
3000000 | USD |
CY2017 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
-11000000 | USD |
CY2019 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
219000000 | USD |
CY2018 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
310000000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
56000000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
53000000 | USD |
CY2017 | us-gaap |
Tax Adjustments Settlements And Unusual Provisions
TaxAdjustmentsSettlementsAndUnusualProvisions
|
-9000000 | USD |
CY2019 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
296000000 | USD |
CY2018 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
401000000 | USD |
CY2017 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
472000000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
7699000000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
7402000000 | USD |
CY2019Q4 | ed |
Deferred Tax Liabilities Pension And Other Postretirement Costs
DeferredTaxLiabilitiesPensionAndOtherPostretirementCosts
|
712000000 | USD |
CY2018Q4 | ed |
Deferred Tax Liabilities Pension And Other Postretirement Costs
DeferredTaxLiabilitiesPensionAndOtherPostretirementCosts
|
627000000 | USD |
CY2019Q4 | ed |
Deferred Tax Liabilities Environmental Redemption Costs
DeferredTaxLiabilitiesEnvironmentalRedemptionCosts
|
205000000 | USD |
CY2018Q4 | ed |
Deferred Tax Liabilities Environmental Redemption Costs
DeferredTaxLiabilitiesEnvironmentalRedemptionCosts
|
227000000 | USD |
CY2019Q4 | ed |
Deferred Tax Liabilities Storm Costs
DeferredTaxLiabilitiesStormCosts
|
22000000 | USD |
CY2018Q4 | ed |
Deferred Tax Liabilities Storm Costs
DeferredTaxLiabilitiesStormCosts
|
21000000 | USD |
CY2019Q4 | ed |
Deferred Tax Liabilities Equity Method Investments
DeferredTaxLiabilitiesEquityMethodInvestments
|
376000000 | USD |
CY2018Q4 | ed |
Deferred Tax Liabilities Equity Method Investments
DeferredTaxLiabilitiesEquityMethodInvestments
|
273000000 | USD |
CY2019Q4 | ed |
Deferred Tax Liabilities Operating Lease Right Of Use Asset
DeferredTaxLiabilitiesOperatingLeaseRightOfUseAsset
|
231000000 | USD |
CY2018Q4 | ed |
Deferred Tax Liabilities Operating Lease Right Of Use Asset
DeferredTaxLiabilitiesOperatingLeaseRightOfUseAsset
|
0 | USD |
CY2019Q4 | ed |
Deferred Tax Liabilities Other Regulatory Assets
DeferredTaxLiabilitiesOtherRegulatoryAssets
|
104000000 | USD |
CY2018Q4 | ed |
Deferred Tax Liabilities Other Regulatory Assets
DeferredTaxLiabilitiesOtherRegulatoryAssets
|
102000000 | USD |
CY2019Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
9349000000 | USD |
CY2018Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
8652000000 | USD |
CY2019Q4 | ed |
Deferred Tax Assets Pension And Other Postretirement Costs
DeferredTaxAssetsPensionAndOtherPostretirementCosts
|
291000000 | USD |
CY2018Q4 | ed |
Deferred Tax Assets Pension And Other Postretirement Costs
DeferredTaxAssetsPensionAndOtherPostretirementCosts
|
248000000 | USD |
CY2019Q4 | ed |
Deferred Tax Assets Regulatory Assets And Liabilities Future Income Tax
DeferredTaxAssetsRegulatoryAssetsAndLiabilitiesFutureIncomeTax
|
678000000 | USD |
CY2018Q4 | ed |
Deferred Tax Assets Regulatory Assets And Liabilities Future Income Tax
DeferredTaxAssetsRegulatoryAssetsAndLiabilitiesFutureIncomeTax
|
702000000 | USD |
CY2019Q4 | ed |
Deferred Tax Assets Regulatory Assets And Liabilities Other
DeferredTaxAssetsRegulatoryAssetsAndLiabilitiesOther
|
702000000 | USD |
CY2018Q4 | ed |
Deferred Tax Assets Regulatory Assets And Liabilities Other
DeferredTaxAssetsRegulatoryAssetsAndLiabilitiesOther
|
632000000 | USD |
CY2019Q4 | ed |
Deferred Tax Assets Superfund And Environmental Costs
DeferredTaxAssetsSuperfundAndEnvironmentalCosts
|
206000000 | USD |
CY2018Q4 | ed |
Deferred Tax Assets Superfund And Environmental Costs
DeferredTaxAssetsSuperfundAndEnvironmentalCosts
|
218000000 | USD |
CY2019Q4 | ed |
Deferred Tax Assets Asset Retirement Obligations
DeferredTaxAssetsAssetRetirementObligations
|
135000000 | USD |
CY2018Q4 | ed |
Deferred Tax Assets Asset Retirement Obligations
DeferredTaxAssetsAssetRetirementObligations
|
114000000 | USD |
CY2019Q4 | ed |
Deferred Tax Liabilities Operating Lease Liabilities
DeferredTaxLiabilitiesOperatingLeaseLiabilities
|
231000000 | USD |
CY2018Q4 | ed |
Deferred Tax Liabilities Operating Lease Liabilities
DeferredTaxLiabilitiesOperatingLeaseLiabilities
|
0 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
108000000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
229000000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Tax Credit Carryforwards
DeferredTaxAssetsTaxCreditCarryforwards
|
896000000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Tax Credit Carryforwards
DeferredTaxAssetsTaxCreditCarryforwards
|
817000000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
40000000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
33000000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
3263000000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
2980000000 | USD |
CY2019Q4 | ed |
Deferred Tax Liabilities Excluding Investmentin Noncontrolled Affiliates Net
DeferredTaxLiabilitiesExcludingInvestmentinNoncontrolledAffiliatesNet
|
6086000000 | USD |
CY2018Q4 | ed |
Deferred Tax Liabilities Excluding Investmentin Noncontrolled Affiliates Net
DeferredTaxLiabilitiesExcludingInvestmentinNoncontrolledAffiliatesNet
|
5672000000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Liabilities Investment In Noncontrolled Affiliates
DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates
|
141000000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Liabilities Investment In Noncontrolled Affiliates
DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates
|
148000000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
6227000000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
5820000000 | USD |
CY2017 | ed |
Tax Cuts And Jobs Act Of2017 Change In Tax Rate Deferred Income Tax Liabilities Net Income Tax Expense Benefit
TaxCutsAndJobsActOf2017ChangeInTaxRateDeferredIncomeTaxLiabilitiesNetIncomeTaxExpenseBenefit
|
-5312000000 | USD |
CY2017 | us-gaap |
Tax Cuts And Jobs Act Of2017 Change In Tax Rate Income Tax Expense Benefit
TaxCutsAndJobsActOf2017ChangeInTaxRateIncomeTaxExpenseBenefit
|
259000000 | USD |
CY2018 | ed |
Tax Cuts And Jobs Act Of2017 Change In Tax Rate Deferred Income Tax Liabilities Net Income Tax Expense Benefit
TaxCutsAndJobsActOf2017ChangeInTaxRateDeferredIncomeTaxLiabilitiesNetIncomeTaxExpenseBenefit
|
-13000000 | USD |
CY2019 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.21 | |
CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.21 | |
CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.35 | |
CY2019 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.04 | |
CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.04 | |
CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.04 | |
CY2019 | us-gaap |
Effective Income Tax Rate Reconciliation Minority Interest Income Expense
EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense
|
-0.01 | |
CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation Minority Interest Income Expense
EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense
|
0 | |
CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation Minority Interest Income Expense
EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense
|
0 | |
CY2019 | ed |
Effective Income Tax Rate Reconciliation Cost Of Removal
EffectiveIncomeTaxRateReconciliationCostOfRemoval
|
-0.01 | |
CY2018 | ed |
Effective Income Tax Rate Reconciliation Cost Of Removal
EffectiveIncomeTaxRateReconciliationCostOfRemoval
|
-0.01 | |
CY2017 | ed |
Effective Income Tax Rate Reconciliation Cost Of Removal
EffectiveIncomeTaxRateReconciliationCostOfRemoval
|
-0.01 | |
CY2019 | ed |
Effective Income Tax Rate Reconciliation Other Plant Related Items Percent
EffectiveIncomeTaxRateReconciliationOtherPlantRelatedItemsPercent
|
-0.01 | |
CY2018 | ed |
Effective Income Tax Rate Reconciliation Other Plant Related Items Percent
EffectiveIncomeTaxRateReconciliationOtherPlantRelatedItemsPercent
|
-0.01 | |
CY2017 | ed |
Effective Income Tax Rate Reconciliation Other Plant Related Items Percent
EffectiveIncomeTaxRateReconciliationOtherPlantRelatedItemsPercent
|
-0.01 | |
CY2019 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Percent
EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Percent
|
0 | |
CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Percent
EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Percent
|
0.02 | |
CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Percent
EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Percent
|
-0.13 | |
CY2019 | ed |
Effective Income Tax Rate Reconciliation Deductible Expense Amortization Of Excess Deferred Income Taxes Percent
EffectiveIncomeTaxRateReconciliationDeductibleExpenseAmortizationOfExcessDeferredIncomeTaxesPercent
|
0.04 | |
CY2018 | ed |
Effective Income Tax Rate Reconciliation Deductible Expense Amortization Of Excess Deferred Income Taxes Percent
EffectiveIncomeTaxRateReconciliationDeductibleExpenseAmortizationOfExcessDeferredIncomeTaxesPercent
|
0.03 | |
CY2017 | ed |
Effective Income Tax Rate Reconciliation Deductible Expense Amortization Of Excess Deferred Income Taxes Percent
EffectiveIncomeTaxRateReconciliationDeductibleExpenseAmortizationOfExcessDeferredIncomeTaxesPercent
|
0 | |
CY2019 | ed |
Effective Income Tax Rate Reconciliation Tax Credit Renewable Energy Credits Percent
EffectiveIncomeTaxRateReconciliationTaxCreditRenewableEnergyCreditsPercent
|
0.02 | |
CY2018 | ed |
Effective Income Tax Rate Reconciliation Tax Credit Renewable Energy Credits Percent
EffectiveIncomeTaxRateReconciliationTaxCreditRenewableEnergyCreditsPercent
|
0.01 | |
CY2017 | ed |
Effective Income Tax Rate Reconciliation Tax Credit Renewable Energy Credits Percent
EffectiveIncomeTaxRateReconciliationTaxCreditRenewableEnergyCreditsPercent
|
0.01 | |
CY2019 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Credits Research
EffectiveIncomeTaxRateReconciliationTaxCreditsResearch
|
0.01 | |
CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Credits Research
EffectiveIncomeTaxRateReconciliationTaxCreditsResearch
|
0 | |
CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Credits Research
EffectiveIncomeTaxRateReconciliationTaxCreditsResearch
|
0 | |
CY2019 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
0 | |
CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
0 | |
CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
-0.02 | |
CY2019 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.17 | |
CY2018 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.23 | |
CY2017 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.23 | |
CY2019Q4 | us-gaap |
Deferred Tax Assets Charitable Contribution Carryforwards
DeferredTaxAssetsCharitableContributionCarryforwards
|
28000000 | USD |
CY2018Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
6000000 | USD |
CY2017Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
12000000 | USD |
CY2016Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
42000000 | USD |
CY2019 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
|
1000000 | USD |
CY2018 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
|
2000000 | USD |
CY2017 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
|
1000000 | USD |
CY2019 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
10000000 | USD |
CY2018 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
1000000 | USD |
CY2017 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
1000000 | USD |
CY2019 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
|
2000000 | USD |
CY2018 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
|
2000000 | USD |
CY2017 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
|
24000000 | USD |
CY2019 | us-gaap |
Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
|
0 | USD |
CY2018 | us-gaap |
Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
|
4000000 | USD |
CY2017 | us-gaap |
Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
|
2000000 | USD |
CY2019 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
|
2000000 | USD |
CY2018 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
|
3000000 | USD |
CY2017 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
|
6000000 | USD |
CY2019Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
13000000 | USD |
CY2018Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
6000000 | USD |
CY2017Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
12000000 | USD |
CY2019 | us-gaap |
Income Tax Reconciliation Tax Contingencies
IncomeTaxReconciliationTaxContingencies
|
10000000 | USD |
CY2019 | us-gaap |
Unrecognized Tax Benefits Income Tax Penalties Expense
UnrecognizedTaxBenefitsIncomeTaxPenaltiesExpense
|
0 | USD |
CY2019Q4 | us-gaap |
Income Tax Examination Penalties Accrued
IncomeTaxExaminationPenaltiesAccrued
|
0 | USD |
CY2019Q4 | us-gaap |
Unrecognized Tax Benefits That Would Impact Effective Tax Rate
UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
|
13000000 | USD |
CY2019Q4 | ed |
Unrecognized Tax Benefitsthat Would Impact Effective Tax Rate Netof Taxes
UnrecognizedTaxBenefitsthatWouldImpactEffectiveTaxRateNetofTaxes
|
12000000 | USD |
CY2019 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
47000000 | USD |
CY2018 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
14000000 | USD |
CY2017 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
63000000 | USD |
CY2019 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
13000000 | USD |
CY2018 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
4000000 | USD |
CY2017 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
25000000 | USD |
CY2019Q4 | us-gaap |
Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Share Based Awards Other Than Options
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
|
3000000 | USD |
CY2019 | ed |
Share Based Compensation Arrangement By Share Based Payment Award Maximum Employer Contribution
ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployerContribution
|
1 | USD |
CY2019 | ed |
Share Based Compensation Arrangement By Share Based Payment Award Contribution Amount By Employee For Matching
ShareBasedCompensationArrangementByShareBasedPaymentAwardContributionAmountByEmployeeForMatching
|
9 | USD |
CY2019 | ed |
Share Based Compensation Arrangement By Share Based Payment Award Maximum Employee Contribution Per Year
ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeContributionPerYear
|
25000 | USD |
CY2019Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Maximum Employee Subscription Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate
|
0.20 | |
CY2019 | us-gaap |
Revenues
Revenues
|
12574000000 | USD |
CY2019 | us-gaap |
Depreciation And Amortization
DepreciationAndAmortization
|
1684000000 | USD |
CY2019 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
2676000000 | USD |
CY2019 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
51000000 | USD |
CY2019 | us-gaap |
Interest And Debt Expense
InterestAndDebtExpense
|
991000000 | USD |
CY2019 | ed |
Operating Income Tax Expense Benefit
OperatingIncomeTaxExpenseBenefit
|
300000000 | USD |
CY2019Q4 | us-gaap |
Assets
Assets
|
58079000000 | USD |
CY2019 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
3676000000 | USD |
CY2018 | us-gaap |
Revenues
Revenues
|
12337000000 | USD |
CY2018 | us-gaap |
Depreciation And Amortization
DepreciationAndAmortization
|
1438000000 | USD |
CY2018 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
2664000000 | USD |
CY2018 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
-62000000 | USD |
CY2018 | us-gaap |
Interest And Debt Expense
InterestAndDebtExpense
|
819000000 | USD |
CY2018 | ed |
Operating Income Tax Expense Benefit
OperatingIncomeTaxExpenseBenefit
|
406000000 | USD |
CY2018Q4 | us-gaap |
Assets
Assets
|
53920000000 | USD |
CY2018 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
5249000000 | USD |
CY2017 | us-gaap |
Revenues
Revenues
|
12033000000 | USD |
CY2017 | us-gaap |
Depreciation And Amortization
DepreciationAndAmortization
|
1341000000 | USD |
CY2017 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
2774000000 | USD |
CY2017 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
-48000000 | USD |
CY2017 | us-gaap |
Interest And Debt Expense
InterestAndDebtExpense
|
729000000 | USD |
CY2017 | ed |
Operating Income Tax Expense Benefit
OperatingIncomeTaxExpenseBenefit
|
459000000 | USD |
CY2017Q4 | us-gaap |
Assets
Assets
|
48111000000 | USD |
CY2017 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
3606000000 | USD |
CY2019 | ed |
Income Tax Expense Benefit Applicable To Non Operating Income
IncomeTaxExpenseBenefitApplicableToNonOperatingIncome
|
-4000000 | USD |
CY2018 | ed |
Income Tax Expense Benefit Applicable To Non Operating Income
IncomeTaxExpenseBenefitApplicableToNonOperatingIncome
|
-5000000 | USD |
CY2017 | ed |
Income Tax Expense Benefit Applicable To Non Operating Income
IncomeTaxExpenseBenefitApplicableToNonOperatingIncome
|
13000000 | USD |
CY2017 | us-gaap |
Tax Cuts And Jobs Act Of2017 Income Tax Expense Benefit
TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit
|
259000000 | USD |
CY2019Q4 | ed |
Gross Amountsof Recognized Assets Liabilities
GrossAmountsofRecognizedAssetsLiabilities
|
-183000000 | USD |
CY2019Q4 | ed |
Derivative Asset Liability Gross Amount Offset In Balance Sheet
DerivativeAssetLiabilityGrossAmountOffsetInBalanceSheet
|
-17000000 | USD |
CY2019Q4 | us-gaap |
Derivative Fair Value Of Derivative Net
DerivativeFairValueOfDerivativeNet
|
-166000000 | USD |
CY2018Q4 | ed |
Gross Amountsof Recognized Assets Liabilities
GrossAmountsofRecognizedAssetsLiabilities
|
-27000000 | USD |
CY2018Q4 | ed |
Derivative Asset Liability Gross Amount Offset In Balance Sheet
DerivativeAssetLiabilityGrossAmountOffsetInBalanceSheet
|
1000000 | USD |
CY2018Q4 | us-gaap |
Derivative Fair Value Of Derivative Net
DerivativeFairValueOfDerivativeNet
|
-28000000 | USD |
CY2019Q4 | us-gaap |
Margin Deposit Assets
MarginDepositAssets
|
9000000 | USD |
CY2018Q4 | us-gaap |
Margin Deposit Assets
MarginDepositAssets
|
7000000 | USD |
CY2019 | ed |
Deferred Derivative Gains Losses
DeferredDerivativeGainsLosses
|
1000000 | USD |
CY2018 | ed |
Deferred Derivative Gains Losses
DeferredDerivativeGainsLosses
|
3000000 | USD |
CY2019 | ed |
Deferred Gain Loss Liability
DeferredGainLossLiability
|
-300000000 | USD |
CY2018 | ed |
Deferred Gain Loss Liability
DeferredGainLossLiability
|
5000000 | USD |
CY2019 | ed |
Net Deferred Gain Loss
NetDeferredGainLoss
|
-299000000 | USD |
CY2018 | ed |
Net Deferred Gain Loss
NetDeferredGainLoss
|
8000000 | USD |
CY2019 | us-gaap |
Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
|
-12000000 | USD |
CY2018 | us-gaap |
Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
|
-4000000 | USD |
CY2019Q4 | us-gaap |
Credit Derivative Maximum Exposure Undiscounted
CreditDerivativeMaximumExposureUndiscounted
|
128000000 | USD |
CY2019 | ed |
Credit Exposure Independent System Operators
CreditExposureIndependentSystemOperators
|
62000000 | USD |
CY2019 | ed |
Credit Exposure Nonrated Counter Parties
CreditExposureNonratedCounterParties
|
27000000 | USD |
CY2019Q4 | ed |
Maximum Potential Future Exposure On Credit Risk Derivatives With Investment Grade Counterparties
MaximumPotentialFutureExposureOnCreditRiskDerivativesWithInvestmentGradeCounterparties
|
24000000 | USD |
CY2019Q4 | ed |
Maximum Potential Future Exposure On Credit Risk Derivatives With Commodity Exchange Brokers
MaximumPotentialFutureExposureOnCreditRiskDerivativesWithCommodityExchangeBrokers
|
15000000 | USD |
CY2019Q4 | us-gaap |
Credit Risk Derivatives At Fair Value Net
CreditRiskDerivativesAtFairValueNet
|
163000000 | USD |
CY2019Q4 | us-gaap |
Collateral Already Posted Aggregate Fair Value
CollateralAlreadyPostedAggregateFairValue
|
25000000 | USD |
CY2018Q4 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value
FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue
|
13000000 | USD |
CY2017Q4 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
|
1000000 | USD |
CY2019 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
|
-5000000 | USD |
CY2018 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
|
4000000 | USD |
CY2019 | ed |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Included In Regulatory Assets Liabilities
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIncludedInRegulatoryAssetsLiabilities
|
18000000 | USD |
CY2018 | ed |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Included In Regulatory Assets Liabilities
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIncludedInRegulatoryAssetsLiabilities
|
-10000000 | USD |
CY2019 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements
|
-8000000 | USD |
CY2018 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements
|
6000000 | USD |
CY2019 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
|
24000000 | USD |
CY2018 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
|
2000000 | USD |
CY2019Q4 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value
FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue
|
16000000 | USD |
CY2018Q4 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value
FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue
|
13000000 | USD |
CY2019Q4 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
425000000 | USD |
CY2018Q4 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
450000000 | USD |
CY2019 | us-gaap |
Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
|
-1000000 | USD |
CY2019 | us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
14000000 | USD |
CY2019 | us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
38000000 | USD |
CY2018 | us-gaap |
Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
|
168000000 | USD |
CY2018 | us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
13000000 | USD |
CY2018 | us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
45000000 | USD |
CY2019 | us-gaap |
Asset Retirement Obligation Period Increase Decrease
AssetRetirementObligationPeriodIncreaseDecrease
|
-44000000 | USD |
CY2018 | us-gaap |
Asset Retirement Obligation Period Increase Decrease
AssetRetirementObligationPeriodIncreaseDecrease
|
-50000000 | USD |
CY2018 | us-gaap |
Revenues
Revenues
|
12337000000 | USD |
CY2017 | us-gaap |
Revenues
Revenues
|
12033000000 | USD |
CY2018 | us-gaap |
Net Income Loss
NetIncomeLoss
|
1382000000 | USD |
CY2017 | us-gaap |
Net Income Loss
NetIncomeLoss
|
1525000000 | USD |
CY2018 | us-gaap |
Business Acquisitions Pro Forma Revenue
BusinessAcquisitionsProFormaRevenue
|
12655000000 | USD |
CY2017 | us-gaap |
Business Acquisitions Pro Forma Revenue
BusinessAcquisitionsProFormaRevenue
|
12331000000 | USD |
CY2018 | us-gaap |
Business Acquisitions Pro Forma Net Income Loss
BusinessAcquisitionsProFormaNetIncomeLoss
|
1279000000 | USD |
CY2017 | us-gaap |
Business Acquisitions Pro Forma Net Income Loss
BusinessAcquisitionsProFormaNetIncomeLoss
|
1612000000 | USD |
CY2019 | ed |
Business Acquisition Pro Forma Interest Expense
BusinessAcquisitionProFormaInterestExpense
|
37000000 | USD |
CY2018 | ed |
Business Acquisition Pro Forma Interest Expense
BusinessAcquisitionProFormaInterestExpense
|
38000000 | USD |
CY2018Q4 | ed |
Business Combination Gain Loss Recognized From Sale Of Interest In Projects Before Tax
BusinessCombinationGainLossRecognizedFromSaleOfInterestInProjectsBeforeTax
|
131000000 | USD |
CY2018 | ed |
Business Combination Gain Loss Recognized From Sale Of Interest In Projects Before Tax
BusinessCombinationGainLossRecognizedFromSaleOfInterestInProjectsBeforeTax
|
131000000 | USD |