$ED
CONSOLIDATED EDISON INC Stock $ed

$ed Overview Financials Valuation SEC Filings Company Website

2022 Q1 Form 10-Q Financial Statement

#000104786222000123 Filed on May 05, 2022

Income Statement

Concept	2022 Q1	2021 Q1
Revenue	$4.060B	$3.677B
YoY Change	10.42%	13.7%
Cost Of Revenue	$930.0M	$733.0M
YoY Change	26.88%	35.74%
Gross Profit	$3.130B	$2.944B
YoY Change	6.32%	9.28%
Gross Profit Margin	77.09%	80.07%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$529.0M	$497.0M
YoY Change	6.44%	5.74%
% of Gross Profit	16.9%	16.88%
Operating Expenses	$3.261B	$2.817B
YoY Change	15.76%	16.12%
Operating Profit	$799.0M	$860.0M
YoY Change	-7.09%	6.44%
Interest Expense	$182.0M	$176.0M
YoY Change	3.41%	-45.34%
% of Operating Profit	22.78%	20.47%
Other Income/Expense, Net	$90.00M	-$186.0M
YoY Change	-148.39%	376.92%
Pretax Income	$707.0M	$498.0M
YoY Change	41.97%	11.41%
Income Tax	$153.0M	$78.00M
% Of Pretax Income	21.64%	15.66%
Net Earnings	$602.0M	$419.0M
YoY Change	43.68%	11.73%
Net Earnings / Revenue	14.83%	11.4%
Basic Earnings Per Share	$1.70	$1.23
Diluted Earnings Per Share	$1.70	$1.22
COMMON SHARES
Basic Shares Outstanding	354.1M shares	342.2M shares
Diluted Shares Outstanding	355.1M shares	343.0M shares

Balance Sheet

Concept	2022 Q1	2021 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$108.0M	$76.00M
YoY Change	42.11%	-94.55%
Cash & Equivalents	$108.0M	$76.00M
Short-Term Investments
Other Short-Term Assets	$229.0M	$210.0M
YoY Change	9.05%	26.51%
Inventory	$404.0M	$339.0M
Prepaid Expenses	$796.0M	$772.0M
Receivables	$2.176B	$1.949B
Other Receivables	$522.0M	$448.0M
Total Short-Term Assets	$5.462B	$4.587B
YoY Change	19.08%	-8.73%
LONG-TERM ASSETS
Property, Plant & Equipment	$49.02B	$47.07B
YoY Change	4.14%	5.93%
Goodwill	$439.0M	$446.0M
YoY Change	-1.57%	0.0%
Intangibles	$1.268B	$1.434B
YoY Change	-11.58%	-6.4%
Long-Term Investments	$833.0M	$1.654B
YoY Change	-49.64%	-17.75%
Other Assets	$8.424B	$8.989B
YoY Change	-6.29%	16.94%
Total Long-Term Assets	$58.28B	$57.71B
YoY Change	0.98%	6.61%
TOTAL ASSETS
Total Short-Term Assets	$5.462B	$4.587B
Total Long-Term Assets	$58.28B	$57.71B
Total Assets	$63.74B	$62.30B
YoY Change	2.31%	5.31%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.308B	$1.208B
YoY Change	8.28%	19.01%
Accrued Expenses	$513.0M	$480.0M
YoY Change	6.88%	11.37%
Deferred Revenue
YoY Change
Short-Term Debt	$1.313B	$2.047B
YoY Change	-35.86%	69.45%
Long-Term Debt Due	$439.0M	$1.303B
YoY Change	-66.31%	-37.74%
Total Short-Term Liabilities	$5.415B	$6.559B
YoY Change	-17.44%	3.93%
LONG-TERM LIABILITIES
Long-Term Debt	$22.58B	$20.61B
YoY Change	9.55%	6.13%
Other Long-Term Liabilities	$8.009B	$9.223B
YoY Change	-13.16%	7.13%
Total Long-Term Liabilities	$22.58B	$20.61B
YoY Change	9.55%	6.13%
TOTAL LIABILITIES
Total Short-Term Liabilities	$5.415B	$6.559B
Total Long-Term Liabilities	$22.58B	$20.61B
Total Liabilities	$28.00B	$27.17B
YoY Change	3.04%	5.59%
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	$20.38B	$19.03B
YoY Change
Total Liabilities & Shareholders Equity	$63.74B	$62.30B
YoY Change	2.31%	5.31%

Cashflow Statement

Concept	2022 Q1	2021 Q1
OPERATING ACTIVITIES
Net Income	$602.0M	$419.0M
YoY Change	43.68%	11.73%
Depreciation, Depletion And Amortization	$529.0M	$497.0M
YoY Change	6.44%	5.74%
Cash From Operating Activities	$473.0M	$289.0M
YoY Change	63.67%	-29.85%
INVESTING ACTIVITIES
Capital Expenditures	-$872.0M	-$1.014B
YoY Change	-14.0%	12.04%
Acquisitions
YoY Change
Other Investing Activities	$0.00	-$4.000M
YoY Change	-100.0%	-20.0%
Cash From Investing Activities	-$952.0M	-$1.096B
YoY Change	-13.14%	13.22%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$14.00M	$16.00M
YoY Change	-12.5%	14.29%
Debt Paid & Issued, Net	$26.00M	$695.0M
YoY Change	-96.26%	1728.95%
Cash From Financing Activities	-$470.0M	-$472.0M
YoY Change	-0.42%	-151.7%
NET CHANGE
Cash From Operating Activities	$473.0M	$289.0M
Cash From Investing Activities	-$952.0M	-$1.096B
Cash From Financing Activities	-$470.0M	-$472.0M
Net Change In Cash	-$949.0M	-$1.279B
YoY Change	-25.8%	-458.26%
FREE CASH FLOW
Cash From Operating Activities	$473.0M	$289.0M
Capital Expenditures	-$872.0M	-$1.014B
Free Cash Flow	$1.345B	$1.303B
YoY Change	3.22%	-1.06%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2022Q1	dei	Amendment Flag AmendmentFlag	false
CY2022Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022Q1	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2022Q1	dei	Entity Central Index Key EntityCentralIndexKey	0001047862
CY2022Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2022Q1	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
CY2022Q1	dei	Document Type DocumentType	10-Q
CY2022Q1	dei	Document Quarterly Report DocumentQuarterlyReport	true
CY2022Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	3000000	USD
CY2022Q1	dei	Document Period End Date DocumentPeriodEndDate	2022-03-31
CY2022Q1	dei	Document Transition Report DocumentTransitionReport	false
CY2022Q1	dei	Entity File Number EntityFileNumber	1-14514
CY2022Q1	dei	Entity Registrant Name EntityRegistrantName	Consolidated Edison, Inc.
CY2022Q1	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	NY
CY2022Q1	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	13-3965100
CY2022Q1	dei	Entity Address Address Line1 EntityAddressAddressLine1	4 Irving Place,
CY2022Q1	dei	Entity Address City Or Town EntityAddressCityOrTown	New York,
CY2022Q1	dei	Entity Address State Or Province EntityAddressStateOrProvince	NY
CY2022Q1	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	10003
CY2022Q1	dei	City Area Code CityAreaCode	(212)
CY2022Q1	dei	Local Phone Number LocalPhoneNumber	460-4600
CY2022Q1	dei	Trading Symbol TradingSymbol	ED
CY2022Q1	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2022Q1	dei	Security12b Title Security12bTitle	Common Shares ($.10 par value)
CY2022Q1	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2022Q1	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2022Q1	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2022Q1	dei	Entity Small Business EntitySmallBusiness	false
CY2022Q1	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2022Q1	dei	Entity Shell Company EntityShellCompany	false
CY2022Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	354294938	shares
CY2022Q1	us-gaap	Revenues Revenues	4060000000	USD
CY2021Q1	us-gaap	Revenues Revenues	3677000000	USD
CY2022Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	529000000	USD
CY2021Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	497000000	USD
CY2022Q1	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	753000000	USD
CY2021Q1	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	704000000	USD
CY2022Q1	us-gaap	Operating Expenses OperatingExpenses	3261000000	USD
CY2021Q1	us-gaap	Operating Expenses OperatingExpenses	2817000000	USD
CY2022Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	799000000	USD
CY2021Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	860000000	USD
CY2022Q1	us-gaap	Investment Income Net InvestmentIncomeNet	5000000	USD
CY2021Q1	us-gaap	Investment Income Net InvestmentIncomeNet	-161000000	USD
CY2022Q1	us-gaap	Other Income OtherIncome	82000000	USD
CY2021Q1	us-gaap	Other Income OtherIncome	6000000	USD
CY2022Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	5000000	USD
CY2021Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	5000000	USD
CY2022Q1	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	2000000	USD
CY2021Q1	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	36000000	USD
CY2022Q1	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	90000000	USD
CY2021Q1	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-186000000	USD
CY2022Q1	ed	Income Before Interest Income Interest Expense And Income Taxes IncomeBeforeInterestIncomeInterestExpenseAndIncomeTaxes	889000000	USD
CY2021Q1	ed	Income Before Interest Income Interest Expense And Income Taxes IncomeBeforeInterestIncomeInterestExpenseAndIncomeTaxes	674000000	USD
CY2022Q1	us-gaap	Interest Expense Debt InterestExpenseDebt	241000000	USD
CY2021Q1	us-gaap	Interest Expense Debt InterestExpenseDebt	227000000	USD
CY2022Q1	ed	Interest Expense Income Other Net InterestExpenseIncomeOtherNet	-56000000	USD
CY2021Q1	ed	Interest Expense Income Other Net InterestExpenseIncomeOtherNet	-47000000	USD
CY2021Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	4000000	USD
CY2022Q1	us-gaap	Interest Expense InterestExpense	182000000	USD
CY2021Q1	us-gaap	Interest Expense InterestExpense	176000000	USD
CY2022Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	707000000	USD
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	498000000	USD
CY2022Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	153000000	USD
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	78000000	USD
CY2022Q1	us-gaap	Profit Loss ProfitLoss	554000000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	420000000	USD
CY2022Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-48000000	USD
CY2021Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1000000	USD
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	602000000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	419000000	USD
CY2022Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.70
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.23
CY2022Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.70
CY2021Q1	us-gaap	Profit Loss ProfitLoss	420000000	USD
CY2022Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-48000000	USD
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.22
CY2022Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	354100000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	342200000	shares
CY2022Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	355100000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	343000000.0	shares
CY2022Q1	us-gaap	Profit Loss ProfitLoss	554000000	USD
CY2021Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1000000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	0	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-4000000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	0	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	4000000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	602000000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	423000000	USD
CY2022Q1	us-gaap	Profit Loss ProfitLoss	554000000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	420000000	USD
CY2022Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	529000000	USD
CY2021Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	497000000	USD
CY2022Q1	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2021Q1	us-gaap	Impairment Of Investments ImpairmentOfInvestments	172000000	USD
CY2022Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	167000000	USD
CY2021Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	77000000	USD
CY2022Q1	us-gaap	Adjustment For Amortization AdjustmentForAmortization	18000000	USD
CY2021Q1	us-gaap	Adjustment For Amortization AdjustmentForAmortization	-7000000	USD
CY2022Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	5000000	USD
CY2021Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	5000000	USD
CY2022Q1	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	68000000	USD
CY2021Q1	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	65000000	USD
CY2022Q1	ed	Contractwith Customer Liability Unbilled Revenue Accruals And Deferrals ContractwithCustomerLiabilityUnbilledRevenueAccrualsAndDeferrals	-45000000	USD
CY2021Q1	ed	Contractwith Customer Liability Unbilled Revenue Accruals And Deferrals ContractwithCustomerLiabilityUnbilledRevenueAccrualsAndDeferrals	-31000000	USD
CY2022Q1	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-34000000	USD
CY2021Q1	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-6000000	USD
CY2022Q1	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	252000000	USD
CY2021Q1	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	281000000	USD
CY2022Q1	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	19000000	USD
CY2021Q1	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	33000000	USD
CY2022Q1	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-33000000	USD
CY2021Q1	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-17000000	USD
CY2022Q1	ed	Increase Decrease In Revenue Decoupling Mechanism Receivables IncreaseDecreaseInRevenueDecouplingMechanismReceivables	28000000	USD
CY2021Q1	ed	Increase Decrease In Revenue Decoupling Mechanism Receivables IncreaseDecreaseInRevenueDecouplingMechanismReceivables	42000000	USD
CY2022Q1	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	198000000	USD
CY2021Q1	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	-43000000	USD
CY2022Q1	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-4000000	USD
CY2021Q1	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-15000000	USD
CY2022Q1	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	471000000	USD
CY2021Q1	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	500000000	USD
CY2022Q1	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-156000000	USD
CY2021Q1	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-178000000	USD
CY2022Q1	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	50000000	USD
CY2021Q1	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	73000000	USD
CY2022Q1	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	5000000	USD
CY2021Q1	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	4000000	USD
CY2022Q1	us-gaap	Increase Decrease In Property And Other Taxes Payable IncreaseDecreaseInPropertyAndOtherTaxesPayable	-27000000	USD
CY2021Q1	us-gaap	Increase Decrease In Property And Other Taxes Payable IncreaseDecreaseInPropertyAndOtherTaxesPayable	-35000000	USD
CY2022Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	129000000	USD
CY2021Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	116000000	USD
CY2022Q1	us-gaap	Other Increase Decrease In Environmental Liabilities OtherIncreaseDecreaseInEnvironmentalLiabilities	-7000000	USD
CY2021Q1	us-gaap	Other Increase Decrease In Environmental Liabilities OtherIncreaseDecreaseInEnvironmentalLiabilities	-5000000	USD
CY2022Q1	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	4000000	USD
CY2021Q1	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	10000000	USD
CY2022Q1	ed	Increase Decreasein System Benefit Charge Liability IncreaseDecreaseinSystemBenefitChargeLiability	-21000000	USD
CY2021Q1	ed	Increase Decreasein System Benefit Charge Liability IncreaseDecreaseinSystemBenefitChargeLiability	-20000000	USD
CY2022Q1	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	214000000	USD
CY2021Q1	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	42000000	USD
CY2022Q1	us-gaap	Increase Decrease In Deferred Liabilities IncreaseDecreaseInDeferredLiabilities	440000000	USD
CY2021Q1	us-gaap	Increase Decrease In Deferred Liabilities IncreaseDecreaseInDeferredLiabilities	50000000	USD
CY2022Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-101000000	USD
CY2021Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-87000000	USD
CY2022Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	473000000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	289000000	USD
CY2022Q1	us-gaap	Payments For Construction In Process PaymentsForConstructionInProcess	837000000	USD
CY2021Q1	us-gaap	Payments For Construction In Process PaymentsForConstructionInProcess	868000000	USD
CY2022Q1	us-gaap	Payments For Proceeds From Removal Costs PaymentsForProceedsFromRemovalCosts	80000000	USD
CY2021Q1	us-gaap	Payments For Proceeds From Removal Costs PaymentsForProceedsFromRemovalCosts	86000000	USD
CY2022Q1	ed	Payments Non Utility Construction Expenditures PaymentsNonUtilityConstructionExpenditures	25000000	USD
CY2021Q1	ed	Payments Non Utility Construction Expenditures PaymentsNonUtilityConstructionExpenditures	141000000	USD
CY2022Q1	us-gaap	Payments To Acquire Projects PaymentsToAcquireProjects	10000000	USD
CY2021Q1	us-gaap	Payments To Acquire Projects PaymentsToAcquireProjects	5000000	USD
CY2022Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	0	USD
CY2021Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-4000000	USD
CY2022Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-952000000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1096000000	USD
CY2022Q1	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-175000000	USD
CY2021Q1	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	183000000	USD
CY2022Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2021Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	250000000	USD
CY2022Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	26000000	USD
CY2021Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	695000000	USD
CY2022Q1	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	1000000	USD
CY2021Q1	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	3000000	USD
CY2022Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	276000000	USD
CY2021Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	253000000	USD
CY2022Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	14000000	USD
CY2021Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	16000000	USD
CY2022Q1	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	6000000	USD
CY2021Q1	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	3000000	USD
CY2022Q1	us-gaap	Proceeds From Other Equity ProceedsFromOtherEquity	0	USD
CY2021Q1	us-gaap	Proceeds From Other Equity ProceedsFromOtherEquity	33000000	USD
CY2022Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-470000000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-472000000	USD
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-949000000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-1279000000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1146000000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1436000000	USD
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	197000000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	157000000	USD
CY2022Q1	us-gaap	Interest Paid Net InterestPaidNet	104000000	USD
CY2021Q1	us-gaap	Interest Paid Net InterestPaidNet	112000000	USD
CY2022Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-1000000	USD
CY2021Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-15000000	USD
CY2022Q1	us-gaap	Construction In Progress Expenditures Incurred But Not Yet Paid ConstructionInProgressExpendituresIncurredButNotYetPaid	424000000	USD
CY2021Q1	us-gaap	Construction In Progress Expenditures Incurred But Not Yet Paid ConstructionInProgressExpendituresIncurredButNotYetPaid	390000000	USD
CY2022Q1	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	4000000	USD
CY2021Q1	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	12000000	USD
CY2022Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	108000000	USD
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	992000000	USD
CY2022Q1	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	336000000	USD
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	317000000	USD
CY2022Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	2176000000	USD
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1943000000	USD
CY2022Q1	us-gaap	Allowance For Doubtful Other Receivables Current AllowanceForDoubtfulOtherReceivablesCurrent	25000000	USD
CY2021Q4	us-gaap	Allowance For Doubtful Other Receivables Current AllowanceForDoubtfulOtherReceivablesCurrent	22000000	USD
CY2022Q1	us-gaap	Other Receivables OtherReceivables	295000000	USD
CY2021Q4	us-gaap	Other Receivables OtherReceivables	298000000	USD
CY2022Q1	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	9000000	USD
CY2021Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	13000000	USD
CY2022Q1	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	539000000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	662000000	USD
CY2022Q1	ed	Energy Related Inventory Fuel Oil Gas And Materials And Supplies Cost EnergyRelatedInventoryFuelOilGasAndMaterialsAndSuppliesCost	404000000	USD
CY2021Q4	ed	Energy Related Inventory Fuel Oil Gas And Materials And Supplies Cost EnergyRelatedInventoryFuelOilGasAndMaterialsAndSuppliesCost	437000000	USD
CY2022Q1	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	796000000	USD
CY2021Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	295000000	USD
CY2022Q1	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	289000000	USD
CY2021Q4	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	206000000	USD
CY2022Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	89000000	USD
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	154000000	USD
CY2022Q1	ed	Revenue Decoupling Mechanism Receivable RevenueDecouplingMechanismReceivable	218000000	USD
CY2021Q4	ed	Revenue Decoupling Mechanism Receivable RevenueDecouplingMechanismReceivable	190000000	USD
CY2022Q1	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	310000000	USD
CY2021Q4	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	128000000	USD
CY2022Q1	us-gaap	Other Assets Current OtherAssetsCurrent	229000000	USD
CY2021Q4	us-gaap	Other Assets Current OtherAssetsCurrent	233000000	USD
CY2022Q1	us-gaap	Assets Current AssetsCurrent	5462000000	USD
CY2021Q4	us-gaap	Assets Current AssetsCurrent	5551000000	USD
CY2022Q1	us-gaap	Long Term Investments LongTermInvestments	833000000	USD
CY2021Q4	us-gaap	Long Term Investments LongTermInvestments	853000000	USD
CY2022Q1	us-gaap	Public Utilities Property Plant And Equipment Common PublicUtilitiesPropertyPlantAndEquipmentCommon	4241000000	USD
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Common PublicUtilitiesPropertyPlantAndEquipmentCommon	4170000000	USD
CY2022Q1	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	54992000000	USD
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	54239000000	USD
CY2022Q1	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	12419000000	USD
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	12177000000	USD
CY2022Q1	ed	Net Utility Plant NetUtilityPlant	42573000000	USD
CY2021Q4	ed	Net Utility Plant NetUtilityPlant	42062000000	USD
CY2022Q1	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	2060000000	USD
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	2152000000	USD
CY2022Q1	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	44633000000	USD
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	44214000000	USD
CY2022Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	660000000	USD
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	626000000	USD
CY2022Q1	ed	Disposal Group Including Discontinued Operation Property Plantand Equipment Non Utility Plant Net Noncurrent DisposalGroupIncludingDiscontinuedOperationPropertyPlantandEquipmentNonUtilityPlantNetNoncurrent	4163000000	USD
CY2021Q4	ed	Disposal Group Including Discontinued Operation Property Plantand Equipment Non Utility Plant Net Noncurrent DisposalGroupIncludingDiscontinuedOperationPropertyPlantandEquipmentNonUtilityPlantNetNoncurrent	4194000000	USD
CY2022Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	222000000	USD
CY2021Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	188000000	USD
CY2022Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	49018000000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	48596000000	USD
CY2022Q1	us-gaap	Goodwill Goodwill	439000000	USD
CY2021Q4	us-gaap	Goodwill Goodwill	439000000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	320000000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	297000000	USD
CY2022Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1268000000	USD
CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1293000000	USD
CY2022Q1	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	3680000000	USD
CY2021Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	3639000000	USD
CY2022Q1	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	1902000000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	1654000000	USD
CY2022Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	803000000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	809000000	USD
CY2022Q1	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	136000000	USD
CY2021Q4	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	77000000	USD
CY2022Q1	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	196000000	USD
CY2021Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	205000000	USD
CY2022Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	8424000000	USD
CY2021Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	8116000000	USD
CY2022Q1	us-gaap	Assets Assets	63737000000	USD
CY2021Q4	us-gaap	Assets Assets	63116000000	USD
CY2022Q1	us-gaap	Other Long Term Debt Current OtherLongTermDebtCurrent	439000000	USD
CY2021Q4	us-gaap	Other Long Term Debt Current OtherLongTermDebtCurrent	440000000	USD
CY2022Q1	us-gaap	Notes Payable Current NotesPayableCurrent	1313000000	USD
CY2021Q4	us-gaap	Notes Payable Current NotesPayableCurrent	1488000000	USD
CY2022Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	1308000000	USD
CY2021Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	1497000000	USD
CY2022Q1	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	313000000	USD
CY2021Q4	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	300000000	USD
CY2022Q1	us-gaap	Taxes Payable Current TaxesPayableCurrent	77000000	USD
CY2021Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	104000000	USD
CY2022Q1	us-gaap	Interest Payable Current InterestPayableCurrent	280000000	USD
CY2021Q4	us-gaap	Interest Payable Current InterestPayableCurrent	151000000	USD
CY2022Q1	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	113000000	USD
CY2021Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	113000000	USD
CY2022Q1	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	134000000	USD
CY2021Q4	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	152000000	USD
CY2022Q1	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	543000000	USD
CY2021Q4	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	185000000	USD
CY2022Q1	ed	System Benefits Charge Liability Current SystemBenefitsChargeLiabilityCurrent	410000000	USD
CY2021Q4	ed	System Benefits Charge Liability Current SystemBenefitsChargeLiabilityCurrent	423000000	USD
CY2022Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	120000000	USD
CY2021Q4	ed	Deferred Tax Liabilities And Accumulated Deferred Investment Tax Credit DeferredTaxLiabilitiesAndAccumulatedDeferredInvestmentTaxCredit	6873000000	USD
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	113000000	USD
CY2022Q1	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	365000000	USD
CY2021Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	461000000	USD
CY2022Q1	us-gaap	Liabilities Current LiabilitiesCurrent	5415000000	USD
CY2021Q4	us-gaap	Liabilities Current LiabilitiesCurrent	5427000000	USD
CY2022Q1	ed	Provision For Injuries And Damages ProvisionForInjuriesAndDamages	179000000	USD
CY2021Q4	ed	Provision For Injuries And Damages ProvisionForInjuriesAndDamages	183000000	USD
CY2022Q1	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	761000000	USD
CY2021Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	737000000	USD
CY2022Q1	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	934000000	USD
CY2021Q4	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	940000000	USD
CY2022Q1	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	581000000	USD
CY2021Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	577000000	USD
CY2022Q1	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	76000000	USD
CY2021Q4	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	84000000	USD
CY2022Q1	ed	Deferred Tax Liabilities And Accumulated Deferred Investment Tax Credit DeferredTaxLiabilitiesAndAccumulatedDeferredInvestmentTaxCredit	7105000000	USD
CY2022Q1	ed	Liabilities Noncurrent Excluding Long Term Debt LiabilitiesNoncurrentExcludingLongTermDebt	15116000000	USD
CY2022Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	716000000	USD
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	717000000	USD
CY2022Q1	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	4503000000	USD
CY2021Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	4381000000	USD
CY2022Q1	us-gaap	Deferred Credits And Other Liabilities Noncurrent DeferredCreditsAndOtherLiabilitiesNoncurrent	261000000	USD
CY2021Q4	us-gaap	Deferred Credits And Other Liabilities Noncurrent DeferredCreditsAndOtherLiabilitiesNoncurrent	257000000	USD
CY2021Q4	ed	Liabilities Noncurrent Excluding Long Term Debt LiabilitiesNoncurrentExcludingLongTermDebt	14749000000	USD
CY2022Q1	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	22583000000	USD
CY2021Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	22604000000	USD
CY2022Q1	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	20378000000	USD
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	20037000000	USD
CY2022Q1	us-gaap	Minority Interest MinorityInterest	245000000	USD
CY2021Q4	us-gaap	Minority Interest MinorityInterest	299000000	USD
CY2022Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	20623000000	USD
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	20336000000	USD
CY2022Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	63737000000	USD
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	63116000000	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
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	20336000000	USD
CY2022Q1	us-gaap	Profit Loss ProfitLoss	554000000	USD
CY2022Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.79
CY2022Q1	us-gaap	Dividends Common Stock DividendsCommonStock	280000000	USD
CY2022Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1000000	USD
CY2022Q1	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	18000000	USD
CY2022Q1	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	6000000	USD
CY2022Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	20623000000	USD
CY2022Q1	ed	Numberof Registrants NumberofRegistrants	2	registrant
CY2022Q1	ed	Numberof Registrants NumberofRegistrants	2	registrant
CY2022Q1	ed	Numberof Regulated Utility Subsidiaries NumberofRegulatedUtilitySubsidiaries	2	subsidiary
CY2022Q1	ed	Numberof Regulated Utility Subsidiaries NumberofRegulatedUtilitySubsidiaries	2	subsidiary
CY2022Q1	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:107%">Reclassification</span></div><div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Certain prior period amounts have been reclassified within the Companies' Consolidated Statements of Cash Flows and Consolidated Balance Sheets to conform with current period presentation.</span></div>
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	602000000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	419000000	USD
CY2022Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	354100000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	342200000	shares
CY2022Q1	us-gaap	Incremental Common Shares Attributable To Contingently Issuable Shares IncrementalCommonSharesAttributableToContingentlyIssuableShares	1000000.0	shares
CY2021Q1	us-gaap	Incremental Common Shares Attributable To Contingently Issuable Shares IncrementalCommonSharesAttributableToContingentlyIssuableShares	800000	shares
CY2022Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	355100000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	343000000.0	shares
CY2022Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.70
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.23
CY2022Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.70
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.22
CY2022Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	108000000	USD
CY2021Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	76000000	USD
CY2022Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	89000000	USD
CY2021Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	81000000	USD
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	197000000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	157000000	USD
CY2022Q1	us-gaap	Deposits Assets Current DepositsAssetsCurrent	4000000	USD
CY2022Q1	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	3680000000	USD
CY2021Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	3639000000	USD
CY2022Q1	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	289000000	USD
CY2021Q4	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	206000000	USD
CY2022Q1	us-gaap	Regulatory Assets RegulatoryAssets	3969000000	USD
CY2021Q4	us-gaap	Regulatory Assets RegulatoryAssets	3845000000	USD
CY2022Q1	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	4503000000	USD
CY2021Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	4381000000	USD
CY2022Q1	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	543000000	USD
CY2021Q1	ed	Other Customer Provided Capital Rate OtherCustomerProvidedCapitalRate	0.0180
CY2021Q4	us-gaap	Regulatory Liabilities RegulatoryLiabilities	4566000000	USD
CY2021Q4	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	185000000	USD
CY2022Q1	us-gaap	Regulatory Liabilities RegulatoryLiabilities	5046000000	USD
CY2022Q1	ed	Other Customer Provided Capital Rate OtherCustomerProvidedCapitalRate	0.0175
CY2022Q1	ed	Return On Regulatory Assets ReturnOnRegulatoryAssets	1983000000	USD
	ed	Return On Regulatory Assets ReturnOnRegulatoryAssets	1962000000	USD
CY2022Q1	ed	Regulatory Assets Not Earning Return RegulatoryAssetsNotEarningReturn	1986000000	USD
CY2021Q4	ed	Regulatory Assets Not Earning Return RegulatoryAssetsNotEarningReturn	1883000000	USD
CY2022Q1	ed	Regulatory Assets Deferred Derivative Losses Recovery Period RegulatoryAssetsDeferredDerivativeLossesRecoveryPeriod	P3Y
CY2022Q1	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	223000000	USD
CY2021Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	226000000	USD
CY2022Q1	us-gaap	Commercial Paper CommercialPaper	1313000000	USD
CY2021Q4	us-gaap	Commercial Paper CommercialPaper	1488000000	USD
CY2022Q1	us-gaap	Loans Payable LoansPayable	0	USD
CY2021Q4	us-gaap	Loans Payable LoansPayable	0	USD
CY2022Q1	ed	Percentage Of Liens Of Companies Consolidated Asset PercentageOfLiensOfCompaniesConsolidatedAsset	0.05
CY2022Q1	ed	Debt Instrument Covenant Compliance Maximum Aggregate Limit Of Failure To Pay Debt Or Derivative Obligations DebtInstrumentCovenantComplianceMaximumAggregateLimitOfFailureToPayDebtOrDerivativeObligations	150000000	USD
CY2022Q1	ed	Debt Instrument Covenant Compliance Maximum Aggregate Limit Of Failure To Pay Debt Or Derivative Obligations DebtInstrumentCovenantComplianceMaximumAggregateLimitOfFailureToPayDebtOrDerivativeObligations	150000000	USD
CY2022Q1	us-gaap	Environmental Remediation Expense EnvironmentalRemediationExpense	8000000	USD
CY2021Q1	us-gaap	Environmental Remediation Expense EnvironmentalRemediationExpense	8000000	USD
CY2022Q1	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	2067000000	USD
CY2021Q4	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	2157000000	USD
CY2022Q1	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	2067000000	USD
CY2022Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	21000000	USD
CY2021Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	22000000	USD
CY2022Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	9000000	USD
CY2021Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	8000000	USD
CY2021Q4	us-gaap	Direct Financing Lease Residual Value Of Leased Asset DirectFinancingLeaseResidualValueOfLeasedAsset	2000000	USD
CY2022Q1	us-gaap	Direct Financing Lease Residual Value Of Leased Asset DirectFinancingLeaseResidualValueOfLeasedAsset	2000000	USD
CY2022Q1	ed	Direct Financing Lease Accumulated Amortization DirectFinancingLeaseAccumulatedAmortization	4000000	USD
CY2021Q4	ed	Direct Financing Lease Accumulated Amortization DirectFinancingLeaseAccumulatedAmortization	4000000	USD
CY2022Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	44000000	USD
CY2021Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	16000000	USD
CY2022Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P18Y2M12D
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P18Y6M
CY2022Q1	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P7Y2M12D
CY2021Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P7Y1M6D
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CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.043
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CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	1264000000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Next Rolling Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextRollingTwelveMonths	84000000	USD
CY2022Q1	us-gaap	Finance Lease Liability Payments Due In Next Rolling Twelve Months FinanceLeaseLiabilityPaymentsDueInNextRollingTwelveMonths	0	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Two LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearTwo	77000000	USD
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CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Three LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearThree	78000000	USD
CY2022Q1	us-gaap	Finance Lease Liability Payments Due In Rolling Year Three FinanceLeaseLiabilityPaymentsDueInRollingYearThree	1000000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Four LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearFour	78000000	USD
CY2022Q1	us-gaap	Finance Lease Liability Payments Due In Rolling Year Four FinanceLeaseLiabilityPaymentsDueInRollingYearFour	0	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Five LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearFive	76000000	USD
CY2022Q1	us-gaap	Finance Lease Liability Payments Due In Rolling Year Five FinanceLeaseLiabilityPaymentsDueInRollingYearFive	0	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due After Rolling Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterRollingYearFive	871000000	USD
CY2022Q1	us-gaap	Finance Lease Liability Payments Due In Rolling After Year Five FinanceLeaseLiabilityPaymentsDueInRollingAfterYearFive	1000000	USD
CY2022Q1	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	2000000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	428000000	USD
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CY2022Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	836000000	USD
CY2022Q1	us-gaap	Finance Lease Liability FinanceLeaseLiability	2000000	USD
CY2022Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	120000000	USD
CY2022Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	716000000	USD
CY2022Q1	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	2000000	USD
CY2022Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	836000000	USD
CY2022Q1	us-gaap	Finance Lease Liability FinanceLeaseLiability	2000000	USD
CY2022Q1	ed	Lessee Operating Lease Lease Not Yet Commenced Present Value Of Lease Payments LesseeOperatingLeaseLeaseNotYetCommencedPresentValueOfLeasePayments	6000000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Lease Not Yet Commenced Term Of Contract1 LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1	P45Y
CY2022Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	153000000	USD
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	78000000	USD
CY2022Q1	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2021Q1	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2022Q1	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.05
CY2021Q1	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.04
CY2022Q1	ed	Effective Income Tax Rate Reconciliation Nondeductible Expense Amortization Of Excess Deferred Federal Income Taxes Percent EffectiveIncomeTaxRateReconciliationNondeductibleExpenseAmortizationOfExcessDeferredFederalIncomeTaxesPercent	-0.06
CY2021Q1	ed	Effective Income Tax Rate Reconciliation Nondeductible Expense Amortization Of Excess Deferred Federal Income Taxes Percent EffectiveIncomeTaxRateReconciliationNondeductibleExpenseAmortizationOfExcessDeferredFederalIncomeTaxesPercent	-0.09
CY2022Q1	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	0.02
CY2021Q1	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	0
CY2022Q1	ed	Effective Income Tax Rate Reconciliation Cost Of Removal Percent EffectiveIncomeTaxRateReconciliationCostOfRemovalPercent	0.01
CY2021Q1	ed	Effective Income Tax Rate Reconciliation Cost Of Removal Percent EffectiveIncomeTaxRateReconciliationCostOfRemovalPercent	0.02
CY2022Q1	ed	Effective Income Tax Rate Reconciliation Other Plant Related Items Percent EffectiveIncomeTaxRateReconciliationOtherPlantRelatedItemsPercent	0
CY2021Q1	ed	Effective Income Tax Rate Reconciliation Other Plant Related Items Percent EffectiveIncomeTaxRateReconciliationOtherPlantRelatedItemsPercent	-0.01
CY2022Q1	ed	Effective Income Tax Rate Reconciliation Tax Credit Renewable Energy Credits Percent EffectiveIncomeTaxRateReconciliationTaxCreditRenewableEnergyCreditsPercent	0.01
CY2021Q1	ed	Effective Income Tax Rate Reconciliation Tax Credit Renewable Energy Credits Percent EffectiveIncomeTaxRateReconciliationTaxCreditRenewableEnergyCreditsPercent	0.01
CY2022Q1	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.22
CY2021Q1	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.16
CY2022Q1	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	16000000	USD
CY2022Q1	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	12000000	USD
CY2022Q1	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	16000000	USD
CY2022Q1	ed	Unrecognized Tax Benefitsthat Would Impact Effective Tax Rate Netof Taxes UnrecognizedTaxBenefitsthatWouldImpactEffectiveTaxRateNetofTaxes	15000000	USD
CY2022Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3953000000	USD
CY2022Q1	us-gaap	Revenues Revenues	4060000000	USD
CY2021Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3602000000	USD
CY2021Q1	us-gaap	Revenues Revenues	3677000000	USD
CY2021Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	35000000	USD
CY2021Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	7000000	USD
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CY2020Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	41000000	USD
CY2022Q1	ed	Unbilled Contracts Receivable Revenue Recognized UnbilledContractsReceivableRevenueRecognized	21000000	USD
CY2022Q1	ed	Contractwith Customer Liability Decrease From Billings ContractwithCustomerLiabilityDecreaseFromBillings	0	USD
CY2021Q1	ed	Unbilled Contracts Receivable Revenue Recognized UnbilledContractsReceivableRevenueRecognized	24000000	USD
CY2021Q1	ed	Contractwith Customer Liability Decrease From Billings ContractwithCustomerLiabilityDecreaseFromBillings	0	USD
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CY2021Q1	ed	Contract With Customer Liability Revenue Recognized Previously Outstanding ContractWithCustomerLiabilityRevenueRecognizedPreviouslyOutstanding	1000000	USD
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CY2022Q1	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	56000000	USD
CY2022Q1	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P2Y
CY2022Q1	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	38000000	USD
CY2021Q1	ed	Late Fee Incomeand Other Fees Not Collected LateFeeIncomeandOtherFeesNotCollected	18000000	USD
CY2021	us-gaap	Allowance For Doubtful Accounts Receivable Period Increase Decrease AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease	19000000	USD
CY2022Q1	us-gaap	Allowance For Doubtful Accounts Receivable Period Increase Decrease AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease	20000000	USD
CY2021Q1	us-gaap	Allowance For Doubtful Accounts Receivable Period Increase Decrease AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease	33000000	USD
CY2022Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	529000000	USD
CY2021Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	497000000	USD
CY2022Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	799000000	USD
CY2021Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	860000000	USD
CY2022Q1	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	367000000	USD
CY2022Q1	ed	Derivative Asset Liability Gross Amount Offset In Balance Sheet DerivativeAssetLiabilityGrossAmountOffsetInBalanceSheet	132000000	USD
CY2022Q1	us-gaap	Derivative Fair Value Of Derivative Net DerivativeFairValueOfDerivativeNet	235000000	USD
CY2021Q4	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	-8000000	USD
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CY2021Q4	us-gaap	Derivative Fair Value Of Derivative Net DerivativeFairValueOfDerivativeNet	-32000000	USD
CY2021Q4	us-gaap	Margin Deposit Assets MarginDepositAssets	1000000	USD
CY2022Q1	us-gaap	Margin Deposit Assets MarginDepositAssets	1000000	USD
CY2022Q1	ed	Deferred Derivative Gains Losses DeferredDerivativeGainsLosses	384000000	USD
CY2021Q1	ed	Deferred Derivative Gains Losses DeferredDerivativeGainsLosses	16000000	USD
CY2022Q1	ed	Deferred Gain Loss Liability DeferredGainLossLiability	87000000	USD
CY2021Q1	ed	Deferred Gain Loss Liability DeferredGainLossLiability	27000000	USD
CY2022Q1	ed	Net Deferred Gain Loss NetDeferredGainLoss	471000000	USD
CY2021Q1	ed	Net Deferred Gain Loss NetDeferredGainLoss	43000000	USD
CY2021Q1	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	65000000	USD
CY2022Q1	us-gaap	Credit Derivative Maximum Exposure Undiscounted CreditDerivativeMaximumExposureUndiscounted	643000000	USD
CY2022Q1	ed	Credit Exposure Independent System Operators CreditExposureIndependentSystemOperators	100000000	USD
CY2022Q1	ed	Credit Exposure Nonrated Counter Parties CreditExposureNonratedCounterParties	49000000	USD
CY2022Q1	ed	Maximum Potential Future Exposure On Credit Risk Derivatives With Commodity Exchange Brokers MaximumPotentialFutureExposureOnCreditRiskDerivativesWithCommodityExchangeBrokers	194000000	USD
CY2022Q1	ed	Maximum Potential Future Exposure On Credit Risk Derivatives With Investment Grade Counterparties MaximumPotentialFutureExposureOnCreditRiskDerivativesWithInvestmentGradeCounterparties	300000000	USD
CY2022Q1	us-gaap	Credit Risk Derivatives At Fair Value Net CreditRiskDerivativesAtFairValueNet	130000000	USD
CY2022Q1	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	100000000	USD
CY2022Q1	ed	Additional Collateral For Non Derivative Transactions Without Extended Unsecured Credit AdditionalCollateralForNonDerivativeTransactionsWithoutExtendedUnsecuredCredit	5000000	USD
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CY2021	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Liability Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersOutOfLevel3	4000000	USD
CY2021Q4	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-11000000	USD
CY2020Q4	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-19000000	USD
CY2022Q1	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Earnings FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings	24000000	USD
CY2021Q1	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Earnings FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings	-2000000	USD
CY2022Q1	ed	Fair Value Net Derivative Asset Liability Measuredon Recurring Basis Unobservable Inputs Reconciliation Gain Loss Includedin Regulatory Assetsand Liabilities FairValueNetDerivativeAssetLiabilityMeasuredonRecurringBasisUnobservableInputsReconciliationGainLossIncludedinRegulatoryAssetsandLiabilities	1000000	USD
CY2021Q1	ed	Fair Value Net Derivative Asset Liability Measuredon Recurring Basis Unobservable Inputs Reconciliation Gain Loss Includedin Regulatory Assetsand Liabilities FairValueNetDerivativeAssetLiabilityMeasuredonRecurringBasisUnobservableInputsReconciliationGainLossIncludedinRegulatoryAssetsandLiabilities	4000000	USD
CY2022Q1	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements	0	USD
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CY2022Q1	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	14000000	USD
CY2021Q1	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-12000000	USD

Files In Submission

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$ED
CONSOLIDATED EDISON INC Stock $ed

2022 Q1 Form 10-Q Financial Statement

#000104786222000123 Filed on May 05, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ED CONSOLIDATED EDISON INC Stock $ed

2022 Q1 Form 10-Q Financial Statement

#000104786222000123 Filed on May 05, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ED
CONSOLIDATED EDISON INC Stock $ed