$ED
CONSOLIDATED EDISON INC Stock $ed

$ed Overview Financials Valuation SEC Filings Company Website

2021 Q1 Form 10-Q Financial Statement

#000104786221000118 Filed on May 06, 2021

Income Statement

Concept	2021 Q1	2020 Q1
Revenue	$3.677B	$3.234B
YoY Change	13.7%	-7.97%
Cost Of Revenue	$733.0M	$540.0M
YoY Change	35.74%	-33.33%
Gross Profit	$2.944B	$2.694B
YoY Change	9.28%	-0.37%
Gross Profit Margin	80.07%	83.3%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$497.0M	$470.0M
YoY Change	5.74%	13.8%
% of Gross Profit	16.88%	17.45%
Operating Expenses	$2.817B	$2.426B
YoY Change	16.12%	-11.07%
Operating Profit	$860.0M	$808.0M
YoY Change	6.44%	2.8%
Interest Expense	$176.0M	$322.0M
YoY Change	-45.34%	-265.98%
% of Operating Profit	20.47%	39.85%
Other Income/Expense, Net	-$186.0M	-$39.00M
YoY Change	376.92%	-378.57%
Pretax Income	$498.0M	$447.0M
YoY Change	11.41%	-19.17%
Income Tax	$78.00M	$55.00M
% Of Pretax Income	15.66%	12.3%
Net Earnings	$419.0M	$375.0M
YoY Change	11.73%	-11.56%
Net Earnings / Revenue	11.4%	11.6%
Basic Earnings Per Share	$1.23	$1.13
Diluted Earnings Per Share	$1.22	$1.12
COMMON SHARES
Basic Shares Outstanding	342.2M shares	333.6M shares
Diluted Shares Outstanding	343.0M shares	334.6M shares

Balance Sheet

Concept	2021 Q1	2020 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$76.00M	$1.395B
YoY Change	-94.55%	243.6%
Cash & Equivalents	$76.00M	$1.395B
Short-Term Investments
Other Short-Term Assets	$210.0M	$166.0M
YoY Change	26.51%	-6.21%
Inventory	$339.0M	$326.0M
Prepaid Expenses	$772.0M	$739.0M
Receivables	$1.949B	$1.318B
Other Receivables	$448.0M	$317.0M
Total Short-Term Assets	$4.587B	$5.026B
YoY Change	-8.73%	32.93%
LONG-TERM ASSETS
Property, Plant & Equipment	$47.07B	$44.44B
YoY Change	5.93%	5.42%
Goodwill	$446.0M	$446.0M
YoY Change	0.0%	1.36%
Intangibles	$1.434B	$1.532B
YoY Change	-6.4%	-6.01%
Long-Term Investments	$1.654B	$2.011B
YoY Change	-17.75%	9.77%
Other Assets	$8.989B	$7.687B
YoY Change	16.94%	5.29%
Total Long-Term Assets	$57.71B	$54.13B
YoY Change	6.61%	5.55%
TOTAL ASSETS
Total Short-Term Assets	$4.587B	$5.026B
Total Long-Term Assets	$57.71B	$54.13B
Total Assets	$62.30B	$59.16B
YoY Change	5.31%	7.43%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.208B	$1.015B
YoY Change	19.01%	0.5%
Accrued Expenses	$480.0M	$431.0M
YoY Change	11.37%	11.95%
Deferred Revenue
YoY Change
Short-Term Debt	$2.047B	$1.208B
YoY Change	69.45%
Long-Term Debt Due	$1.303B	$2.093B
YoY Change	-37.74%	3.15%
Total Short-Term Liabilities	$6.559B	$6.311B
YoY Change	3.93%	-0.58%
LONG-TERM LIABILITIES
Long-Term Debt	$20.61B	$19.42B
YoY Change	6.13%	14.71%
Other Long-Term Liabilities	$9.223B	$8.609B
YoY Change	7.13%	3.31%
Total Long-Term Liabilities	$20.61B	$19.42B
YoY Change	6.13%	35.98%
TOTAL LIABILITIES
Total Short-Term Liabilities	$6.559B	$6.311B
Total Long-Term Liabilities	$20.61B	$19.42B
Total Liabilities	$27.17B	$25.73B
YoY Change	5.59%	24.73%
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	$19.03B	$18.26B
YoY Change
Total Liabilities & Shareholders Equity	$62.30B	$59.16B
YoY Change	5.31%	7.43%

Cashflow Statement

Concept	2021 Q1	2020 Q1
OPERATING ACTIVITIES
Net Income	$419.0M	$375.0M
YoY Change	11.73%	-11.56%
Depreciation, Depletion And Amortization	$497.0M	$470.0M
YoY Change	5.74%	13.8%
Cash From Operating Activities	$289.0M	$412.0M
YoY Change	-29.85%	-11.21%
INVESTING ACTIVITIES
Capital Expenditures	-$1.014B	-$905.0M
YoY Change	12.04%	-1985.42%
Acquisitions
YoY Change
Other Investing Activities	-$4.000M	-$5.000M
YoY Change	-20.0%	0.0%
Cash From Investing Activities	-$1.096B	-$968.0M
YoY Change	13.22%	9.01%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$16.00M	$14.00M
YoY Change	14.29%	7.69%
Debt Paid & Issued, Net	$695.0M	$38.00M
YoY Change	1728.95%	245.45%
Cash From Financing Activities	-$472.0M	$913.0M
YoY Change	-151.7%	-945.37%
NET CHANGE
Cash From Operating Activities	$289.0M	$412.0M
Cash From Investing Activities	-$1.096B	-$968.0M
Cash From Financing Activities	-$472.0M	$913.0M
Net Change In Cash	-$1.279B	$357.0M
YoY Change	-458.26%	-167.11%
FREE CASH FLOW
Cash From Operating Activities	$289.0M	$412.0M
Capital Expenditures	-$1.014B	-$905.0M
Free Cash Flow	$1.303B	$1.317B
YoY Change	-1.06%	216.59%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2021Q1	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2021Q1	dei	Entity Central Index Key EntityCentralIndexKey	0001047862
CY2021Q1	dei	Amendment Flag AmendmentFlag	false
CY2021Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021Q1	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
CY2021Q1	dei	Document Type DocumentType	10-Q
CY2021Q1	dei	Document Quarterly Report DocumentQuarterlyReport	true
CY2021Q1	dei	Document Period End Date DocumentPeriodEndDate	2021-03-31
CY2021Q1	dei	Document Transition Report DocumentTransitionReport	false
CY2021Q1	dei	Entity File Number EntityFileNumber	1-14514
CY2021Q1	dei	Entity Registrant Name EntityRegistrantName	Consolidated Edison, Inc.
CY2021Q1	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	NY
CY2021Q1	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	13-3965100
CY2021Q1	dei	Entity Address Address Line1 EntityAddressAddressLine1	4 Irving Place,
CY2021Q1	dei	Entity Address City Or Town EntityAddressCityOrTown	New York,
CY2021Q1	dei	Entity Address State Or Province EntityAddressStateOrProvince	NY
CY2021Q1	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	10003
CY2021Q1	dei	City Area Code CityAreaCode	(212)
CY2021Q1	dei	Local Phone Number LocalPhoneNumber	460-4600
CY2021Q1	dei	Trading Symbol TradingSymbol	ED
CY2021Q1	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2021Q1	dei	Security12b Title Security12bTitle	Common Shares ($.10 par value)
CY2021Q1	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2021Q1	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2021Q1	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2021Q1	dei	Entity Small Business EntitySmallBusiness	false
CY2021Q1	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2021Q1	dei	Entity Shell Company EntityShellCompany	false
CY2021Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	342813258	shares
CY2021Q1	us-gaap	Revenues Revenues	3677000000	USD
CY2020Q1	us-gaap	Revenues Revenues	3234000000	USD
CY2021Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	497000000	USD
CY2020Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	470000000	USD
CY2021Q1	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	704000000	USD
CY2020Q1	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	638000000	USD
CY2021Q1	us-gaap	Operating Expenses OperatingExpenses	2817000000	USD
CY2020Q1	us-gaap	Operating Expenses OperatingExpenses	2426000000	USD
CY2021Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	860000000	USD
CY2020Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	808000000	USD
CY2021Q1	us-gaap	Investment Income Net InvestmentIncomeNet	-161000000	USD
CY2020Q1	us-gaap	Investment Income Net InvestmentIncomeNet	26000000	USD
CY2021Q1	us-gaap	Other Income OtherIncome	6000000	USD
CY2020Q1	us-gaap	Other Income OtherIncome	2000000	USD
CY2021Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	5000000	USD
CY2020Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	5000000	USD
CY2021Q1	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	36000000	USD
CY2020Q1	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	72000000	USD
CY2021Q1	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-186000000	USD
CY2020Q1	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-39000000	USD
CY2021Q1	ed	Income Before Interest Income Interest Expense And Income Taxes IncomeBeforeInterestIncomeInterestExpenseAndIncomeTaxes	674000000	USD
CY2020Q1	ed	Income Before Interest Income Interest Expense And Income Taxes IncomeBeforeInterestIncomeInterestExpenseAndIncomeTaxes	769000000	USD
CY2021Q1	us-gaap	Interest Expense Debt InterestExpenseDebt	227000000	USD
CY2020Q1	us-gaap	Interest Expense Debt InterestExpenseDebt	224000000	USD
CY2021Q1	us-gaap	Interest Expense Other InterestExpenseOther	-47000000	USD
CY2020Q1	us-gaap	Interest Expense Other InterestExpenseOther	101000000	USD
CY2021Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	4000000	USD
CY2020Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	3000000	USD
CY2021Q1	us-gaap	Interest Expense InterestExpense	176000000	USD
CY2020Q1	us-gaap	Interest Expense InterestExpense	322000000	USD
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	498000000	USD
CY2020Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	447000000	USD
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	78000000	USD
CY2020Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	55000000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	420000000	USD
CY2020Q1	us-gaap	Profit Loss ProfitLoss	392000000	USD
CY2021Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1000000	USD
CY2020Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	17000000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	419000000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	375000000	USD
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.23
CY2020Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.13
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.22
CY2020Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.12
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	342200000	shares
CY2020Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	333600000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	343000000.0	shares
CY2020Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	334600000	shares
CY2021Q1	us-gaap	Profit Loss ProfitLoss	420000000	USD
CY2020Q1	us-gaap	Profit Loss ProfitLoss	392000000	USD
CY2021Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1000000	USD
CY2020Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	17000000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-4000000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-5000000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	4000000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	5000000	USD
CY2021Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	423000000	USD
CY2020Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	380000000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	420000000	USD
CY2020Q1	us-gaap	Profit Loss ProfitLoss	392000000	USD
CY2021Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	497000000	USD
CY2020Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	470000000	USD
CY2021Q1	us-gaap	Impairment Of Investments ImpairmentOfInvestments	172000000	USD
CY2020Q1	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2021Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	77000000	USD
CY2020Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	60000000	USD
CY2021Q1	us-gaap	Adjustment For Amortization AdjustmentForAmortization	-8000000	USD
CY2020Q1	us-gaap	Adjustment For Amortization AdjustmentForAmortization	-11000000	USD
CY2021Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	5000000	USD
CY2020Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	5000000	USD
CY2021Q1	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	65000000	USD
CY2020Q1	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-83000000	USD
CY2021Q1	ed	Contractwith Customer Liability Unbilled Revenue Accruals And Deferrals ContractwithCustomerLiabilityUnbilledRevenueAccrualsAndDeferrals	-31000000	USD
CY2020Q1	ed	Contractwith Customer Liability Unbilled Revenue Accruals And Deferrals ContractwithCustomerLiabilityUnbilledRevenueAccrualsAndDeferrals	-51000000	USD
CY2021Q1	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-39000000	USD
CY2020Q1	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-45000000	USD
CY2021Q1	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	281000000	USD
CY2020Q1	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	87000000	USD
CY2021Q1	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-17000000	USD
CY2020Q1	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-26000000	USD
CY2021Q1	ed	Increase Decrease In Revenue Decoupling Mechanism Receivables IncreaseDecreaseInRevenueDecouplingMechanismReceivables	42000000	USD
CY2020Q1	ed	Increase Decrease In Revenue Decoupling Mechanism Receivables IncreaseDecreaseInRevenueDecouplingMechanismReceivables	32000000	USD
CY2021Q1	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	-56000000	USD
CY2020Q1	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	-28000000	USD
CY2021Q1	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-15000000	USD
CY2020Q1	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	1000000	USD
CY2021Q1	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	500000000	USD
CY2020Q1	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	479000000	USD
CY2021Q1	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-178000000	USD
CY2020Q1	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-156000000	USD
CY2021Q1	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	73000000	USD
CY2020Q1	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	4000000	USD
CY2021Q1	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	4000000	USD
CY2020Q1	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	4000000	USD
CY2021Q1	us-gaap	Increase Decrease In Property And Other Taxes Payable IncreaseDecreaseInPropertyAndOtherTaxesPayable	-35000000	USD
CY2020Q1	us-gaap	Increase Decrease In Property And Other Taxes Payable IncreaseDecreaseInPropertyAndOtherTaxesPayable	-45000000	USD
CY2021Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	116000000	USD
CY2020Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	85000000	USD
CY2021Q1	us-gaap	Other Increase Decrease In Environmental Liabilities OtherIncreaseDecreaseInEnvironmentalLiabilities	-5000000	USD
CY2020Q1	us-gaap	Other Increase Decrease In Environmental Liabilities OtherIncreaseDecreaseInEnvironmentalLiabilities	-3000000	USD
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CY2020Q1	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	11000000	USD
CY2021Q1	ed	Increase Decreasein System Benefit Charge Liability IncreaseDecreaseinSystemBenefitChargeLiability	-20000000	USD
CY2020Q1	ed	Increase Decreasein System Benefit Charge Liability IncreaseDecreaseinSystemBenefitChargeLiability	-19000000	USD
CY2021Q1	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	54000000	USD
CY2020Q1	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	38000000	USD
CY2021Q1	us-gaap	Increase Decrease In Deferred Liabilities IncreaseDecreaseInDeferredLiabilities	45000000	USD
CY2020Q1	us-gaap	Increase Decrease In Deferred Liabilities IncreaseDecreaseInDeferredLiabilities	116000000	USD
CY2021Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-82000000	USD
CY2020Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-79000000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	289000000	USD
CY2020Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	412000000	USD
CY2021Q1	us-gaap	Payments For Construction In Process PaymentsForConstructionInProcess	868000000	USD
CY2020Q1	us-gaap	Payments For Construction In Process PaymentsForConstructionInProcess	767000000	USD
CY2021Q1	us-gaap	Payments For Proceeds From Removal Costs PaymentsForProceedsFromRemovalCosts	86000000	USD
CY2020Q1	us-gaap	Payments For Proceeds From Removal Costs PaymentsForProceedsFromRemovalCosts	68000000	USD
CY2021Q1	ed	Payments Non Utility Construction Expenditures PaymentsNonUtilityConstructionExpenditures	141000000	USD
CY2020Q1	ed	Payments Non Utility Construction Expenditures PaymentsNonUtilityConstructionExpenditures	130000000	USD
CY2021Q1	us-gaap	Payments To Acquire Projects PaymentsToAcquireProjects	5000000	USD
CY2020Q1	us-gaap	Payments To Acquire Projects PaymentsToAcquireProjects	8000000	USD
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CY2020Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-5000000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1096000000	USD
CY2020Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-968000000	USD
CY2021Q1	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	183000000	USD
CY2020Q1	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-484000000	USD
CY2021Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	250000000	USD
CY2020Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1600000000	USD
CY2021Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	695000000	USD
CY2020Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	38000000	USD
CY2021Q1	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	3000000	USD
CY2020Q1	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	22000000	USD
CY2021Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	253000000	USD
CY2020Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	243000000	USD
CY2021Q1	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	0	USD
CY2020Q1	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	88000000	USD
CY2021Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	16000000	USD
CY2020Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	14000000	USD
CY2021Q1	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	3000000	USD
CY2020Q1	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	2000000	USD
CY2021Q1	us-gaap	Proceeds From Other Equity ProceedsFromOtherEquity	33000000	USD
CY2020Q1	us-gaap	Proceeds From Other Equity ProceedsFromOtherEquity	0	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-472000000	USD
CY2020Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	913000000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-1279000000	USD
CY2020Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	357000000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1436000000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1217000000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	157000000	USD
CY2020Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1574000000	USD
CY2021Q1	us-gaap	Interest Paid Net InterestPaidNet	112000000	USD
CY2020Q1	us-gaap	Interest Paid Net InterestPaidNet	143000000	USD
CY2021Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-15000000	USD
CY2020Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	2000000	USD
CY2021Q1	us-gaap	Construction In Progress Expenditures Incurred But Not Yet Paid ConstructionInProgressExpendituresIncurredButNotYetPaid	390000000	USD
CY2020Q1	us-gaap	Construction In Progress Expenditures Incurred But Not Yet Paid ConstructionInProgressExpendituresIncurredButNotYetPaid	343000000	USD
CY2021Q1	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	12000000	USD
CY2020Q1	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	12000000	USD
CY2021Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	76000000	USD
CY2021Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1949000000	USD
CY2020Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1701000000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1272000000	USD
CY2021Q1	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	181000000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	148000000	USD
CY2021Q1	us-gaap	Allowance For Doubtful Other Receivables Current AllowanceForDoubtfulOtherReceivablesCurrent	7000000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Other Receivables Current AllowanceForDoubtfulOtherReceivablesCurrent	7000000	USD
CY2021Q1	us-gaap	Other Receivables OtherReceivables	259000000	USD
CY2020Q4	us-gaap	Other Receivables OtherReceivables	278000000	USD
CY2021Q1	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	11000000	USD
CY2020Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	26000000	USD
CY2021Q1	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	459000000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	599000000	USD
CY2021Q1	ed	Energy Related Inventory Fuel Oil Gas And Materials And Supplies Cost EnergyRelatedInventoryFuelOilGasAndMaterialsAndSuppliesCost	339000000	USD
CY2020Q4	ed	Energy Related Inventory Fuel Oil Gas And Materials And Supplies Cost EnergyRelatedInventoryFuelOilGasAndMaterialsAndSuppliesCost	356000000	USD
CY2021Q1	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	772000000	USD
CY2021Q1	us-gaap	Restricted Cash And Investments Current RestrictedCashAndInvestmentsCurrent	81000000	USD
CY2020Q4	us-gaap	Restricted Cash And Investments Current RestrictedCashAndInvestmentsCurrent	164000000	USD
CY2020Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	271000000	USD
CY2021Q1	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	253000000	USD
CY2020Q4	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	266000000	USD
CY2021Q1	ed	Revenue Decoupling Mechanism Receivable RevenueDecouplingMechanismReceivable	178000000	USD
CY2020Q4	ed	Revenue Decoupling Mechanism Receivable RevenueDecouplingMechanismReceivable	137000000	USD
CY2021Q1	us-gaap	Other Assets Current OtherAssetsCurrent	210000000	USD
CY2020Q4	us-gaap	Other Assets Current OtherAssetsCurrent	231000000	USD
CY2021Q1	us-gaap	Assets Current AssetsCurrent	4587000000	USD
CY2020Q4	us-gaap	Assets Current AssetsCurrent	5301000000	USD
CY2021Q1	us-gaap	Long Term Investments LongTermInvestments	1654000000	USD
CY2020Q4	us-gaap	Long Term Investments LongTermInvestments	1816000000	USD
CY2021Q1	us-gaap	Public Utilities Property Plant And Equipment Common PublicUtilitiesPropertyPlantAndEquipmentCommon	3954000000	USD
CY2020Q4	us-gaap	Public Utilities Property Plant And Equipment Common PublicUtilitiesPropertyPlantAndEquipmentCommon	3880000000	USD
CY2021Q1	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	51552000000	USD
CY2020Q4	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	50738000000	USD
CY2021Q1	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	11423000000	USD
CY2020Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	11188000000	USD
CY2021Q1	ed	Net Utility Plant NetUtilityPlant	40129000000	USD
CY2020Q4	ed	Net Utility Plant NetUtilityPlant	39550000000	USD
CY2021Q1	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	2324000000	USD
CY2020Q4	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	2474000000	USD
CY2021Q1	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	42453000000	USD
CY2020Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	42024000000	USD
CY2021Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	555000000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	522000000	USD
CY2021Q1	ed	Disposal Group Including Discontinued Operation Property Plantand Equipment Non Utility Plant Net Noncurrent DisposalGroupIncludingDiscontinuedOperationPropertyPlantandEquipmentNonUtilityPlantNetNoncurrent	3870000000	USD
CY2020Q4	ed	Disposal Group Including Discontinued Operation Property Plantand Equipment Non Utility Plant Net Noncurrent DisposalGroupIncludingDiscontinuedOperationPropertyPlantandEquipmentNonUtilityPlantNetNoncurrent	3893000000	USD
CY2021Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	746000000	USD
CY2020Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	638000000	USD
CY2021Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	47069000000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	46555000000	USD
CY2021Q1	us-gaap	Goodwill Goodwill	446000000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	446000000	USD
CY2021Q1	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	254000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	228000000	USD
CY2021Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1434000000	USD
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1460000000	USD
CY2021Q1	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	5990000000	USD
CY2020Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	6195000000	USD
CY2021Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	837000000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	837000000	USD
CY2021Q1	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	282000000	USD
CY2020Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	285000000	USD
CY2021Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	8989000000	USD
CY2020Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	9223000000	USD
CY2021Q1	us-gaap	Assets Assets	62299000000	USD
CY2020Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	108000000	USD
CY2021Q1	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	231000000	USD
CY2020Q4	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	238000000	USD
CY2020Q4	us-gaap	Assets Assets	62895000000	USD
CY2021Q1	us-gaap	Other Long Term Debt Current OtherLongTermDebtCurrent	1302000000	USD
CY2020Q4	us-gaap	Other Long Term Debt Current OtherLongTermDebtCurrent	1967000000	USD
CY2021Q1	us-gaap	Loans Payable To Bank Current LoansPayableToBankCurrent	466000000	USD
CY2020Q4	us-gaap	Loans Payable To Bank Current LoansPayableToBankCurrent	165000000	USD
CY2021Q1	us-gaap	Notes Payable Current NotesPayableCurrent	1581000000	USD
CY2020Q4	us-gaap	Notes Payable Current NotesPayableCurrent	1705000000	USD
CY2021Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	1208000000	USD
CY2020Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	1475000000	USD
CY2021Q1	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	296000000	USD
CY2020Q4	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	311000000	USD
CY2021Q1	us-gaap	Taxes Payable Current TaxesPayableCurrent	115000000	USD
CY2020Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	150000000	USD
CY2021Q1	us-gaap	Interest Payable Current InterestPayableCurrent	265000000	USD
CY2020Q4	us-gaap	Interest Payable Current InterestPayableCurrent	149000000	USD
CY2021Q1	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	109000000	USD
CY2021Q1	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	85000000	USD
CY2021Q1	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	358000000	USD
CY2020Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	426000000	USD
CY2020Q4	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	36000000	USD
CY2021Q1	ed	System Benefits Charge Liability Current SystemBenefitsChargeLiabilityCurrent	437000000	USD
CY2020Q4	ed	System Benefits Charge Liability Current SystemBenefitsChargeLiabilityCurrent	528000000	USD
CY2021Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	106000000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	96000000	USD
CY2021Q1	us-gaap	Liabilities Current LiabilitiesCurrent	6559000000	USD
CY2020Q4	us-gaap	Liabilities Current LiabilitiesCurrent	7354000000	USD
CY2021Q1	ed	Provision For Injuries And Damages ProvisionForInjuriesAndDamages	180000000	USD
CY2020Q4	ed	Provision For Injuries And Damages ProvisionForInjuriesAndDamages	178000000	USD
CY2021Q1	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	2074000000	USD
CY2020Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	2257000000	USD
CY2021Q1	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	850000000	USD
CY2020Q4	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	857000000	USD
CY2021Q1	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	591000000	USD
CY2021Q1	us-gaap	Regulatory Assets RegulatoryAssets	6243000000	USD
CY2020Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	576000000	USD
CY2021Q1	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	155000000	USD
CY2020Q4	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	240000000	USD
CY2021Q1	ed	Deferred Tax Liabilities And Accumulated Deferred Investment Tax Credit DeferredTaxLiabilitiesAndAccumulatedDeferredInvestmentTaxCredit	6619000000	USD
CY2020Q4	ed	Deferred Tax Liabilities And Accumulated Deferred Investment Tax Credit DeferredTaxLiabilitiesAndAccumulatedDeferredInvestmentTaxCredit	6475000000	USD
CY2021Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	763000000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	764000000	USD
CY2021Q1	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	4378000000	USD
CY2020Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	4513000000	USD
CY2021Q1	us-gaap	Deferred Credits And Other Liabilities Noncurrent DeferredCreditsAndOtherLiabilitiesNoncurrent	234000000	USD
CY2020Q4	us-gaap	Deferred Credits And Other Liabilities Noncurrent DeferredCreditsAndOtherLiabilitiesNoncurrent	234000000	USD
CY2021Q1	ed	Liabilities Noncurrent Excluding Long Term Debt LiabilitiesNoncurrentExcludingLongTermDebt	15844000000	USD
CY2020Q4	ed	Liabilities Noncurrent Excluding Long Term Debt LiabilitiesNoncurrentExcludingLongTermDebt	16094000000	USD
CY2021Q1	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	20614000000	USD
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	20382000000	USD
CY2021Q1	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2021Q1	us-gaap	Stockholders Equity StockholdersEquity	19033000000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	18847000000	USD
CY2021Q1	us-gaap	Minority Interest MinorityInterest	249000000	USD
CY2020Q4	us-gaap	Minority Interest MinorityInterest	218000000	USD
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	19282000000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	19065000000	USD
CY2021Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	62299000000	USD
CY2020Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	62895000000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	18213000000	USD
CY2020Q1	us-gaap	Profit Loss ProfitLoss	392000000	USD
CY2020Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.76
CY2020Q1	us-gaap	Dividends Common Stock DividendsCommonStock	255000000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	88000000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	26000000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	5000000	USD
CY2020Q1	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	2000000	USD
CY2020Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	18467000000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	19065000000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	420000000	USD
CY2021Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.775
CY2021Q1	us-gaap	Dividends Common Stock DividendsCommonStock	265000000	USD
CY2021Q1	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	28000000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	4000000	USD
CY2021Q1	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	3000000	USD
CY2021Q1	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	33000000	USD
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	19282000000	USD
CY2021Q1	ed	Numberof Registrants NumberofRegistrants	2	registrant
CY2021Q1	ed	Numberof Regulated Utility Subsidiaries NumberofRegulatedUtilitySubsidiaries	2	subsidiary
CY2021Q1	ed	Other Deferred Charges And Noncurrent Assets OtherDeferredChargesAndNoncurrentAssets	57000000	USD
CY2021Q1	us-gaap	Prepaid Expense Current And Noncurrent PrepaidExpenseCurrentAndNoncurrent	14000000	USD
CY2020Q4	ed	Other Deferred Charges And Noncurrent Assets OtherDeferredChargesAndNoncurrentAssets	54000000	USD
CY2020Q4	us-gaap	Prepaid Expense Current And Noncurrent PrepaidExpenseCurrentAndNoncurrent	12000000	USD
CY2021Q1	ed	Depreciation Expense Other Deferred Charges And Noncurrent Assets And Prepayments DepreciationExpenseOtherDeferredChargesAndNoncurrentAssetsAndPrepayments	3000000	USD
CY2021Q1	ed	Accumulated Depreciation Other Deferred Charges And Noncurrent Assets And Prepayments AccumulatedDepreciationOtherDeferredChargesAndNoncurrentAssetsAndPrepayments	12000000	USD
CY2020Q4	ed	Accumulated Depreciation Other Deferred Charges And Noncurrent Assets And Prepayments AccumulatedDepreciationOtherDeferredChargesAndNoncurrentAssetsAndPrepayments	10000000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	419000000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	375000000	USD
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	342200000	shares
CY2020Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	333600000	shares
CY2021Q1	us-gaap	Incremental Common Shares Attributable To Contingently Issuable Shares IncrementalCommonSharesAttributableToContingentlyIssuableShares	800000	shares
CY2020Q1	us-gaap	Incremental Common Shares Attributable To Contingently Issuable Shares IncrementalCommonSharesAttributableToContingentlyIssuableShares	1000000.0	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	343000000.0	shares
CY2020Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	334600000	shares
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.23
CY2020Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.13
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.22
CY2020Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.12
CY2021Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	76000000	USD
CY2020Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1395000000	USD
CY2021Q1	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	81000000	USD
CY2020Q1	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	179000000	USD
CY2021Q1	ed	Other Customer Provided Capital Rate OtherCustomerProvidedCapitalRate	0.0180
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	157000000	USD
CY2020Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1574000000	USD
CY2021Q1	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	5990000000	USD
CY2020Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	6195000000	USD
CY2021Q1	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	253000000	USD
CY2020Q4	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	266000000	USD
CY2020Q4	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	36000000	USD
CY2020Q1	ed	Other Customer Provided Capital Rate OtherCustomerProvidedCapitalRate	0.0265
CY2021Q1	us-gaap	Regulatory Liabilities RegulatoryLiabilities	4463000000	USD
CY2020Q4	us-gaap	Regulatory Liabilities RegulatoryLiabilities	4549000000	USD
CY2020Q4	us-gaap	Regulatory Assets RegulatoryAssets	6461000000	USD
CY2021Q1	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	4378000000	USD
CY2020Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	4513000000	USD
CY2021Q1	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	85000000	USD
CY2021Q1	ed	Return On Regulatory Assets ReturnOnRegulatoryAssets	1785000000	USD
CY2020	ed	Return On Regulatory Assets ReturnOnRegulatoryAssets	1696000000	USD
CY2021Q1	ed	Regulatory Assets Not Earning Return RegulatoryAssetsNotEarningReturn	4458000000	USD
CY2020Q4	ed	Regulatory Assets Not Earning Return RegulatoryAssetsNotEarningReturn	4766000000	USD
CY2021Q1	us-gaap	Commercial Paper CommercialPaper	1581000000	USD
CY2021Q1	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	204000000	USD
CY2020Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	215000000	USD
CY2020Q4	us-gaap	Commercial Paper CommercialPaper	1705000000	USD
CY2021Q1	us-gaap	Loans Payable LoansPayable	0	USD
CY2020Q4	us-gaap	Loans Payable LoansPayable	0	USD
CY2021Q1	us-gaap	Environmental Remediation Expense EnvironmentalRemediationExpense	8000000	USD
CY2020Q1	us-gaap	Environmental Remediation Expense EnvironmentalRemediationExpense	5000000	USD
CY2021Q1	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	2251000000	USD
CY2020Q4	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	2042000000	USD
CY2021Q1	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	2251000000	USD
CY2021Q1	us-gaap	Direct Financing Lease Residual Value Of Leased Asset DirectFinancingLeaseResidualValueOfLeasedAsset	3000000	USD
CY2021Q1	ed	Direct Financing Lease Accumulated Amortization DirectFinancingLeaseAccumulatedAmortization	3000000	USD
CY2021Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	22000000	USD
CY2020Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	21000000	USD
CY2021Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	8000000	USD
CY2020Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	11000000	USD
CY2021Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	16000000	USD
CY2021Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P18Y10M24D
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P19Y1M6D
CY2021Q1	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P7Y3M18D
CY2020Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P7Y3M18D
CY2021Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.043
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.043
CY2021Q1	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.018
CY2020Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.018
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due After Rolling Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterRollingYearFive	947000000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Five LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearFive	76000000	USD
CY2021Q1	us-gaap	Finance Lease Liability Payments Due In Rolling Year Five FinanceLeaseLiabilityPaymentsDueInRollingYearFive	0	USD
CY2021Q1	us-gaap	Finance Lease Liability Payments Due In Rolling After Year Five FinanceLeaseLiabilityPaymentsDueInRollingAfterYearFive	1000000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	1334000000	USD
CY2021Q1	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	3000000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	465000000	USD
CY2021Q1	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	0	USD
CY2021Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	869000000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due Next Rolling Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextRollingTwelveMonths	86000000	USD
CY2021Q1	us-gaap	Finance Lease Liability Payments Due In Next Rolling Twelve Months FinanceLeaseLiabilityPaymentsDueInNextRollingTwelveMonths	1000000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Two LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearTwo	76000000	USD
CY2021Q1	us-gaap	Finance Lease Liability Payments Due In Rolling Year Two FinanceLeaseLiabilityPaymentsDueInRollingYearTwo	1000000	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Three LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearThree	74000000	USD
CY2021Q1	us-gaap	Finance Lease Liability Payments Due In Rolling Year Three FinanceLeaseLiabilityPaymentsDueInRollingYearThree	0	USD
CY2021Q1	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Four LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearFour	75000000	USD
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CY2021Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	106000000	USD
CY2021Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	763000000	USD
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CY2021Q1	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	2000000	USD
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CY2021Q1	us-gaap	Finance Lease Liability FinanceLeaseLiability	3000000	USD
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	78000000	USD
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CY2021Q1	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2020Q1	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
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CY2020Q1	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.04
CY2021Q1	ed	Effective Income Tax Rate Reconciliation Nondeductible Expense Amortization Of Excess Deferred Federal Income Taxes Percent EffectiveIncomeTaxRateReconciliationNondeductibleExpenseAmortizationOfExcessDeferredFederalIncomeTaxesPercent	-0.09
CY2020Q1	ed	Effective Income Tax Rate Reconciliation Nondeductible Expense Amortization Of Excess Deferred Federal Income Taxes Percent EffectiveIncomeTaxRateReconciliationNondeductibleExpenseAmortizationOfExcessDeferredFederalIncomeTaxesPercent	-0.09
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CY2020Q1	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	-0.01
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CY2020Q1	ed	Effective Income Tax Rate Reconciliation Cost Of Removal Percent EffectiveIncomeTaxRateReconciliationCostOfRemovalPercent	0.02
CY2021Q1	ed	Effective Income Tax Rate Reconciliation Other Plant Related Items Percent EffectiveIncomeTaxRateReconciliationOtherPlantRelatedItemsPercent	-0.01
CY2020Q1	ed	Effective Income Tax Rate Reconciliation Other Plant Related Items Percent EffectiveIncomeTaxRateReconciliationOtherPlantRelatedItemsPercent	-0.01
CY2021Q1	ed	Effective Income Tax Rate Reconciliation Tax Credit Renewable Energy Credits Percent EffectiveIncomeTaxRateReconciliationTaxCreditRenewableEnergyCreditsPercent	0.01
CY2020Q1	ed	Effective Income Tax Rate Reconciliation Tax Credit Renewable Energy Credits Percent EffectiveIncomeTaxRateReconciliationTaxCreditRenewableEnergyCreditsPercent	0.02
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CY2020Q4	us-gaap	Derivative Fair Value Of Derivative Net DerivativeFairValueOfDerivativeNet	-363000000	USD
CY2021Q1	us-gaap	Margin Deposit Assets MarginDepositAssets	1000000	USD
CY2020Q4	us-gaap	Margin Deposit Assets MarginDepositAssets	3000000	USD
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CY2020Q1	ed	Deferred Derivative Gains Losses DeferredDerivativeGainsLosses	2000000	USD
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CY2020Q1	ed	Deferred Gain Loss Liability DeferredGainLossLiability	-155000000	USD
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CY2021Q1	ed	Credit Exposure Independent System Operators CreditExposureIndependentSystemOperators	95000000	USD
CY2021Q1	ed	Credit Exposure Nonrated Counter Parties CreditExposureNonratedCounterParties	62000000	USD
CY2021Q1	ed	Maximum Potential Future Exposure On Credit Risk Derivatives With Commodity Exchange Brokers MaximumPotentialFutureExposureOnCreditRiskDerivativesWithCommodityExchangeBrokers	31000000	USD
CY2021Q1	ed	Maximum Potential Future Exposure On Credit Risk Derivatives With Investment Grade Counterparties MaximumPotentialFutureExposureOnCreditRiskDerivativesWithInvestmentGradeCounterparties	20000000	USD
CY2021Q1	us-gaap	Credit Risk Derivatives At Fair Value Net CreditRiskDerivativesAtFairValueNet	247000000	USD
CY2021Q1	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	212000000	USD
CY2021Q1	ed	Additional Collateral For Non Derivative Transactions Without Extended Unsecured Credit AdditionalCollateralForNonDerivativeTransactionsWithoutExtendedUnsecuredCredit	24000000	USD
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CY2021Q1	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Earnings FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings	-2000000	USD
CY2020Q1	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Earnings FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings	-5000000	USD
CY2021Q1	ed	Fair Value Net Derivative Asset Liability Measuredon Recurring Basis Unobservable Inputs Reconciliation Gain Loss Includedin Regulatory Assetsand Liabilities FairValueNetDerivativeAssetLiabilityMeasuredonRecurringBasisUnobservableInputsReconciliationGainLossIncludedinRegulatoryAssetsandLiabilities	4000000	USD
CY2020Q1	ed	Fair Value Net Derivative Asset Liability Measuredon Recurring Basis Unobservable Inputs Reconciliation Gain Loss Includedin Regulatory Assetsand Liabilities FairValueNetDerivativeAssetLiabilityMeasuredonRecurringBasisUnobservableInputsReconciliationGainLossIncludedinRegulatoryAssetsandLiabilities	1000000	USD
CY2021Q1	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements	-5000000	USD
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CY2020Q1	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-13000000	USD

Files In Submission

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$ED
CONSOLIDATED EDISON INC Stock $ed

2021 Q1 Form 10-Q Financial Statement

#000104786221000118 Filed on May 06, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ED CONSOLIDATED EDISON INC Stock $ed

2021 Q1 Form 10-Q Financial Statement

#000104786221000118 Filed on May 06, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ED
CONSOLIDATED EDISON INC Stock $ed