$ES
Eversource Energy Stock $es

$es Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-Q Financial Statement

#000007274120000024 Filed on November 06, 2020

Income Statement

Concept	2020 Q4	2020 Q3	2019 Q4
Revenue	$2.237B	$2.344B	$2.050B
YoY Change	9.09%	7.71%	0.76%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$260.2M	$302.0M	$228.7M
YoY Change	13.77%	1.85%	10.06%
% of Gross Profit
Operating Expenses	$1.779B	$1.782B	$1.615B
YoY Change	10.18%	6.95%	-1.23%
Operating Profit		$561.2M	$435.6M
YoY Change		10.21%	8.9%
Interest Expense	-$130.9M	$134.1M	-$86.30M
YoY Change	51.68%	-0.81%	-31.56%
% of Operating Profit		23.9%	-19.81%
Other Income/Expense, Net	$18.70M	$29.20M	-$18.40M
YoY Change	-201.63%	8.15%	-166.43%
Pretax Income	$344.4M	$456.4M	$331.0M
YoY Change	4.05%	13.81%	9.71%
Income Tax	$70.60M	$108.2M	$79.10M
% Of Pretax Income	20.5%	23.72%	23.9%
Net Earnings	$271.9M	$348.1M	$251.9M
YoY Change	7.94%	8.53%	8.02%
Net Earnings / Revenue	12.16%	14.85%	12.29%
Basic Earnings Per Share		$1.01	$0.77
Diluted Earnings Per Share	$790.2K	$1.01	$0.76
COMMON SHARES
Basic Shares Outstanding	342.8M shares	343.1M shares	323.8M shares
Diluted Shares Outstanding		343.8M shares

Balance Sheet

Concept	2020 Q4	2020 Q3	2019 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$107.0M	$730.0M	$15.00M
YoY Change	613.33%	3073.91%	-86.11%
Cash & Equivalents	$265.0M	$730.0M	$15.40M
Short-Term Investments
Other Short-Term Assets	$252.4M	$243.8M	$342.1M
YoY Change	-26.22%	-21.93%	31.09%
Inventory	$266.0M	$214.0M	$235.0M
Prepaid Expenses	$105.6M
Receivables	$1.196B	$1.113B	$989.4M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$3.130B	$3.220B	$2.415B
YoY Change	29.64%	45.0%	5.34%
LONG-TERM ASSETS
Property, Plant & Equipment	$30.94B	$29.09B	$27.64B
YoY Change	11.95%	7.9%	7.9%
Goodwill	$4.446B	$4.404B	$4.427B
YoY Change	0.43%	-0.53%	-0.07%
Intangibles
YoY Change
Long-Term Investments	$1.107B	$903.2M	$871.6M
YoY Change	27.02%	4.81%	87.72%
Other Assets	$583.9M	$565.1M	$512.2M
YoY Change	13.98%	-6.79%	28.57%
Total Long-Term Assets	$42.97B	$40.29B	$11.12B
YoY Change	286.28%	280.33%	7.6%
TOTAL ASSETS
Total Short-Term Assets	$3.130B	$3.220B	$2.415B
Total Long-Term Assets	$42.97B	$40.29B	$11.12B
Total Assets	$46.10B	$43.51B	$41.12B
YoY Change	12.1%	9.52%	7.54%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.371B	$1.222B	$1.148B
YoY Change	19.41%	36.99%	2.49%
Accrued Expenses	$10.00M		$9.000M
YoY Change	11.11%
Deferred Revenue
YoY Change
Short-Term Debt	$1.249B	$61.00M	$889.0M
YoY Change	40.49%	-91.44%	-2.31%
Long-Term Debt Due	$1.053B	$1.078B	$327.4M
YoY Change	221.67%	26.39%	-60.9%
Total Short-Term Liabilities	$4.915B	$3.634B	$3.606B
YoY Change	36.32%	-3.06%	-12.33%
LONG-TERM LIABILITIES
Long-Term Debt	$15.13B	$14.74B	$13.77B
YoY Change	9.84%	9.64%	12.43%
Other Long-Term Liabilities	$948.5M	$856.3M	$810.6M
YoY Change	17.02%	-33.66%	11.02%
Total Long-Term Liabilities	$16.07B	$15.59B	$14.58B
YoY Change	10.24%	60.43%	51.04%
TOTAL LIABILITIES
Total Short-Term Liabilities	$4.915B	$3.634B	$3.606B
Total Long-Term Liabilities	$16.07B	$15.59B	$14.58B
Total Liabilities	$20.99B	$19.23B	$18.19B
YoY Change	15.41%	42.76%	32.11%
SHAREHOLDERS EQUITY
Retained Earnings	$4.613B	$4.536B	$4.177B
YoY Change	10.44%	10.62%	5.64%
Common Stock	$1.789B	$1.789B	$1.729B
YoY Change	3.46%	5.28%	3.59%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$278.0M	$281.5M	$299.1M
YoY Change	-7.05%	-6.71%	-5.89%
Treasury Stock Shares	14.86M shares	15.02M shares	15.98M shares
Shareholders Equity	$14.06B	$13.98B	$12.63B
YoY Change
Total Liabilities & Shareholders Equity	$46.10B	$43.51B	$41.12B
YoY Change	12.1%	9.52%	7.54%

Cashflow Statement

Concept	2020 Q4	2020 Q3	2019 Q4
OPERATING ACTIVITIES
Net Income	$271.9M	$348.1M	$251.9M
YoY Change	7.94%	8.53%	8.02%
Depreciation, Depletion And Amortization	$260.2M	$302.0M	$228.7M
YoY Change	13.77%	1.85%	10.06%
Cash From Operating Activities	$186.4M	$490.8M	$514.7M
YoY Change	-63.78%	-13.94%	21.74%
INVESTING ACTIVITIES
Capital Expenditures	-$841.4M	-$701.4M	-$782.5M
YoY Change	7.53%	-6.63%	14.27%
Acquisitions
YoY Change
Other Investing Activities	-$1.278B	$82.20M	-$40.00M
YoY Change	3095.5%	-176.89%	-14.16%
Cash From Investing Activities	-$2.120B	-$619.2M	-$822.5M
YoY Change	157.7%	-27.84%	12.46%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$425.4M
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	1.369B	780.4M	272.9M
YoY Change	401.72%	186.28%	-28.8%
NET CHANGE
Cash From Operating Activities	186.4M	490.8M	514.7M
Cash From Investing Activities	-2.120B	-619.2M	-822.5M
Cash From Financing Activities	1.369B	780.4M	272.9M
Net Change In Cash	-564.0M	652.0M	-34.90M
YoY Change	1516.05%	-4389.47%	-146.72%
FREE CASH FLOW
Cash From Operating Activities	$186.4M	$490.8M	$514.7M
Capital Expenditures	-$841.4M	-$701.4M	-$782.5M
Free Cash Flow	$1.028B	$1.192B	$1.297B
YoY Change	-20.77%	-9.78%	17.12%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
	dei	Entity Central Index Key EntityCentralIndexKey	0000072741
CY2019Q4	es	Amountof Capacity Provided Under Capacity Contract AmountofCapacityProvidedUnderCapacityContract	676	MW
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	224821000	USD
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	294972000	USD
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2020Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2019Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.535
CY2019Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.535
CY2019Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.535
CY2020Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.5675
CY2020Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.5675
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CY2020Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	5
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	380000000	shares
CY2020Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	5
	dei	Entity Registrant Name EntityRegistrantName	EVERSOURCE ENERGY
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MA
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CY2019Q4	us-gaap	Redeemable Noncontrolling Interest Equity Preferred Carrying Amount RedeemableNoncontrollingInterestEquityPreferredCarryingAmount	155600000	USD
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2020-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity Address Address Line1 EntityAddressAddressLine1	300 Cadwell Drive
	dei	Entity Address City Or Town EntityAddressCityOrTown	Springfield
	dei	Entity Address State Or Province EntityAddressStateOrProvince	MA
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	01104
	dei	City Area Code CityAreaCode	800
	dei	Local Phone Number LocalPhoneNumber	286-5000
	dei	Entity File Number EntityFileNumber	1-5324
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	04-2147929
	dei	Security12b Title Security12bTitle	Common Shares, $5.00 par value per share
	dei	Trading Symbol TradingSymbol	ES
	dei	Security Exchange Name SecurityExchangeName	NYSE
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
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CY2019Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	400990000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1214504000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	859090000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	108242000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	80226000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	275621000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	194435000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	348140000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	320764000	USD
	us-gaap	Net Income Loss NetIncomeLoss	938883000	USD
	us-gaap	Net Income Loss NetIncomeLoss	664655000	USD
CY2020Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1880000	USD
CY2019Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1880000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	5639000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	5639000	USD
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	346260000	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	318884000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	933244000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	659016000	USD
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.01
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.98
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.77
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.06
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.01
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.98
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.76
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.05
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	343076614	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	324037169	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	337375172	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	320442253	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	343773602	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	326008342	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	338424100	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	321570926	shares
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	348140000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	320764000	USD
	us-gaap	Net Income Loss NetIncomeLoss	938883000	USD
	us-gaap	Net Income Loss NetIncomeLoss	664655000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	602000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	367000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	1218000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	945000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-134000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	169000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	666999000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	12629994000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	336633000	USD
CY2020Q3	us-gaap	Dividends Common Stock DividendsCommonStock	194493000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	295000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	1268000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-1693000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-1088000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-3149000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-5770000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2161000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1624000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	4662000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	7983000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	1880000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	1880000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	5639000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	5639000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	348421000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	320508000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	937906000	USD
CY2020Q1	us-gaap	Dividends Common Stock DividendsCommonStock	187462000	USD
CY2020Q1	us-gaap	Dividends Preferred Stock DividendsPreferredStock	1880000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	432100000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	-15295000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	27746000	USD
CY2020Q1	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	12314000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1948000	USD
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	13209956000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	254112000	USD
CY2020Q2	us-gaap	Dividends Common Stock DividendsCommonStock	190964000	USD
CY2020Q2	us-gaap	Dividends Preferred Stock DividendsPreferredStock	1880000	USD
CY2020Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	517560000	USD
CY2020Q2	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	7694000	USD
CY2020Q2	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	16548000	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	8321000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	553000	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	13805258000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	348140000	USD
CY2020Q3	us-gaap	Dividends Preferred Stock DividendsPreferredStock	1880000	USD
CY2020Q3	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	6921000	USD
CY2020Q3	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	13910000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2161000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	13980017000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	11486817000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	310558000	USD
CY2019Q1	us-gaap	Dividends Common Stock DividendsCommonStock	169757000	USD
CY2019Q1	us-gaap	Dividends Preferred Stock DividendsPreferredStock	1880000	USD
CY2019Q1	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	-16609000	USD
CY2019Q1	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	26109000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2196000	USD
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	11637434000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	33334000	USD
CY2019Q2	us-gaap	Dividends Common Stock DividendsCommonStock	169857000	USD
CY2019Q2	us-gaap	Dividends Preferred Stock DividendsPreferredStock	1880000	USD
CY2019Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	433550000	USD
CY2019Q2	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	6470000	USD
CY2019Q2	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	18027000	USD
CY2019Q2	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	6648000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	4163000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	11954593000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	320764000	USD
CY2019Q3	us-gaap	Dividends Common Stock DividendsCommonStock	173156000	USD
CY2019Q3	us-gaap	Dividends Preferred Stock DividendsPreferredStock	1880000	USD
CY2019Q3	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	6697000	USD
CY2019Q3	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	12972000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1624000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	12121614000	USD
	us-gaap	Net Income Loss NetIncomeLoss	938883000	USD
	us-gaap	Net Income Loss NetIncomeLoss	664655000	USD
	us-gaap	Depreciation Depreciation	721179000	USD
	us-gaap	Depreciation Depreciation	656632000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	156795000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	73487000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	31101000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	46417000	USD
	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	9153000	USD
	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	18507000	USD
	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	107985000	USD
	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	120373000	USD
	us-gaap	Increase Decrease In Regulatory Assets And Liabilities IncreaseDecreaseInRegulatoryAssetsAndLiabilities	29287000	USD
	us-gaap	Increase Decrease In Regulatory Assets And Liabilities IncreaseDecreaseInRegulatoryAssetsAndLiabilities	-80688000	USD
	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	130687000	USD
	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	183760000	USD
	us-gaap	Proceeds From Legal Settlements ProceedsFromLegalSettlements	0	USD
	us-gaap	Proceeds From Legal Settlements ProceedsFromLegalSettlements	68840000	USD
	us-gaap	Tangible Asset Impairment Charges TangibleAssetImpairmentCharges	0	USD
	us-gaap	Tangible Asset Impairment Charges TangibleAssetImpairmentCharges	239644000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	69216000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	185625000	USD
	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	193895000	USD
	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	57011000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-21102000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-34030000	USD
	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-89759000	USD
	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-53687000	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-121034000	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-157355000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	81033000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	105133000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1496209000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1494850000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2101564000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2129037000	USD
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	386712000	USD
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	458322000	USD
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	391368000	USD
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	405095000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	110536000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	31677000	USD
	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	374913000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-17647000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1126000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-2009714000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-2451849000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	929025000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	426902000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	555655000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	495571000	USD
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	5639000	USD
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	5639000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-1174870000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-197500000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	18030000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	302236000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	250855000	USD
	es	Repayments Of Rate Reduction Bonds RepaymentsOfRateReductionBonds	43210000	USD
	es	Repayments Of Rate Reduction Bonds RepaymentsOfRateReductionBonds	52332000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2360000000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1475000000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-450000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1225445000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	899555000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	711940000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-57444000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	117063000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	209324000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	829003000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	151880000	USD
	es	Numberof Electric Natural Gas And Water Customers NumberofElectricNaturalGasAndWaterCustomers	4300000	customer
CY2020Q2	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	270000000.0	USD
CY2020Q3	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	10500000	USD
CY2020Q3	es	Accounts Receivable Allowance For Credit Loss Deferred Expense Reversal AccountsReceivableAllowanceForCreditLossDeferredExpenseReversal	30500000	USD
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	19100000	USD
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	3100000	USD
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	295000000.0	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	224800000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	31100000	USD
	es	Accounts Receivable Allowance For Credit Loss Deferred Expense Reversal AccountsReceivableAllowanceForCreditLossDeferredExpenseReversal	66400000	USD
	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	61600000	USD
	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	10500000	USD
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	295000000.0	USD
CY2019Q3	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	14900000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	46400000	USD
CY2020Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	29200000	USD
CY2019Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	27000000.0	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	83600000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	103800000	USD
CY2020Q3	us-gaap	Excise And Sales Taxes ExciseAndSalesTaxes	48400000	USD
CY2019Q3	us-gaap	Excise And Sales Taxes ExciseAndSalesTaxes	42600000	USD
	us-gaap	Excise And Sales Taxes ExciseAndSalesTaxes	129100000	USD
	us-gaap	Excise And Sales Taxes ExciseAndSalesTaxes	124000000.0	USD
	es	Tax Remittance To State For Energy Efficiency Funds TaxRemittanceToStateForEnergyEfficiencyFunds	21400000	USD
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	357400000	USD
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	317800000	USD
CY2020Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	730000000.0	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	15400000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	829000000.0	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	117100000	USD
CY2020Q3	us-gaap	Regulatory Assets RegulatoryAssets	5646100000	USD
CY2019Q4	us-gaap	Regulatory Assets RegulatoryAssets	5514700000	USD
CY2020Q3	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	762900000	USD
CY2019Q4	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	651100000	USD
CY2020Q3	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	4883200000	USD
CY2019Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	4863600000	USD
CY2020Q3	us-gaap	Amount Of Regulatory Costs Not Yet Approved AmountOfRegulatoryCostsNotYetApproved	183900000	USD
CY2019Q4	us-gaap	Amount Of Regulatory Costs Not Yet Approved AmountOfRegulatoryCostsNotYetApproved	146000000.0	USD
CY2020Q3	us-gaap	Regulatory Liabilities RegulatoryLiabilities	4176200000	USD
CY2019Q4	us-gaap	Regulatory Liabilities RegulatoryLiabilities	4019200000	USD
CY2020Q3	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	464700000	USD
CY2019Q4	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	361200000	USD
CY2020Q3	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	3711500000	USD
CY2019Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	3658000000.0	USD
CY2020Q3	us-gaap	Public Utilities Property Plant And Equipment Distribution PublicUtilitiesPropertyPlantAndEquipmentDistribution	16435400000	USD
CY2019Q4	us-gaap	Public Utilities Property Plant And Equipment Distribution PublicUtilitiesPropertyPlantAndEquipmentDistribution	15880000000.0	USD
CY2020Q3	es	Public Utilities Property Plant And Equipment Distribution Natural Gas PublicUtilitiesPropertyPlantAndEquipmentDistributionNaturalGas	4073000000.0	USD
CY2019Q4	es	Public Utilities Property Plant And Equipment Distribution Natural Gas PublicUtilitiesPropertyPlantAndEquipmentDistributionNaturalGas	3931100000	USD
CY2020Q3	us-gaap	Public Utilities Property Plant And Equipment Transmission PublicUtilitiesPropertyPlantAndEquipmentTransmission	11601700000	USD
CY2019Q4	us-gaap	Public Utilities Property Plant And Equipment Transmission PublicUtilitiesPropertyPlantAndEquipmentTransmission	10958400000	USD
CY2020Q3	es	Public Utilities Property Plant And Equipment Distribution Water PublicUtilitiesPropertyPlantAndEquipmentDistributionWater	1683800000	USD
CY2019Q4	es	Public Utilities Property Plant And Equipment Distribution Water PublicUtilitiesPropertyPlantAndEquipmentDistributionWater	1726500000	USD
CY2020Q3	us-gaap	Public Utilities Property Plant And Equipment Generation Or Processing PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing	201200000	USD
CY2019Q4	us-gaap	Public Utilities Property Plant And Equipment Generation Or Processing PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing	200200000	USD
CY2020Q3	es	Public Utilities Property Plant And Equipment Electric And Natural Gas Utility Total PublicUtilitiesPropertyPlantAndEquipmentElectricAndNaturalGasUtilityTotal	33995100000	USD
CY2019Q4	es	Public Utilities Property Plant And Equipment Electric And Natural Gas Utility Total PublicUtilitiesPropertyPlantAndEquipmentElectricAndNaturalGasUtilityTotal	32696200000	USD
CY2020Q3	us-gaap	Public Utilities Property Plant And Equipment Other Property Plant And Equipment PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment	1193000000.0	USD
CY2019Q4	us-gaap	Public Utilities Property Plant And Equipment Other Property Plant And Equipment PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment	1025600000	USD
CY2020Q3	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	35188100000	USD
CY2019Q4	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	33721800000	USD
CY2020Q3	es	Electric And Natural Gas Utility Accumulated Depreciation ElectricAndNaturalGasUtilityAccumulatedDepreciation	7731000000.0	USD
CY2019Q4	es	Electric And Natural Gas Utility Accumulated Depreciation ElectricAndNaturalGasUtilityAccumulatedDepreciation	7483500000	USD
CY2020Q3	es	Other Accumulated Depreciation OtherAccumulatedDepreciation	455200000	USD
CY2019Q4	es	Other Accumulated Depreciation OtherAccumulatedDepreciation	387400000	USD
CY2020Q3	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	8186200000	USD
CY2019Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	7870900000	USD
CY2020Q3	es	Property Plant And Equipment Net Excluding Construction Work In Progress PropertyPlantAndEquipmentNetExcludingConstructionWorkInProgress	27001900000	USD
CY2019Q4	es	Property Plant And Equipment Net Excluding Construction Work In Progress PropertyPlantAndEquipmentNetExcludingConstructionWorkInProgress	25850900000	USD
CY2020Q3	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	2091100000	USD
CY2019Q4	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	1734600000	USD
CY2020Q3	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	29093000000.0	USD
CY2019Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	27585500000	USD
	es	Percentageof Costsor Benefits Borne Under Capacity Related Contractsby United Illuminated Company PercentageofCostsorBenefitsBorneUnderCapacityRelatedContractsbyUnitedIlluminatedCompany	0.20
CY2020Q3	es	Amountof Capacity Provided Under Capacity Contract AmountofCapacityProvidedUnderCapacityContract	676	MW
	es	Amountof Natural Gas To Be Purchased Under Futures Contracts AmountofNaturalGasToBePurchasedUnderFuturesContracts	11400000	MMBTU
CY2019	es	Amountof Natural Gas To Be Purchased Under Futures Contracts AmountofNaturalGasToBePurchasedUnderFuturesContracts	9600000	MMBTU
CY2020Q3	es	Derivative Instruments Gain Loss Recognized In Regulatory Asset Liability DerivativeInstrumentsGainLossRecognizedInRegulatoryAssetLiability	-2600000	USD
CY2019Q3	es	Derivative Instruments Gain Loss Recognized In Regulatory Asset Liability DerivativeInstrumentsGainLossRecognizedInRegulatoryAssetLiability	-9200000	USD
	es	Derivative Instruments Gain Loss Recognized In Regulatory Asset Liability DerivativeInstrumentsGainLossRecognizedInRegulatoryAssetLiability	-20600000	USD
	es	Derivative Instruments Gain Loss Recognized In Regulatory Asset Liability DerivativeInstrumentsGainLossRecognizedInRegulatoryAssetLiability	-19500000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	200000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	227000000.0	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	228400000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	5800000	USD
CY2020Q3	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	36800000	USD
CY2019Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	45700000	USD
CY2020Q3	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	1600000	USD
CY2019Q3	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	2400000	USD
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-1000000.0	USD
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	5700000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	216100000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	11100000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	100000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	234100000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	51100000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	51100000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	45200000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	47400000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	43900000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	47000000.0	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	75900000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	81500000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	216100000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	227000000.0	USD
CY2020Q3	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	453300000	USD
CY2019Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	462600000	USD
	es	Environmental Site Quantity EnvironmentalSiteQuantity	55	site
CY2020Q3	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	78800000	USD
CY2019	es	Environmental Site Quantity EnvironmentalSiteQuantity	57	site
CY2019Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	81000000.0	USD
CY2019Q2	us-gaap	Loss Contingency Damages Awarded Value LossContingencyDamagesAwardedValue	500000	USD
CY2019Q1	es	Loss Contingency Damages Sought Remaining Amount LossContingencyDamagesSoughtRemainingAmount	1000000	USD
CY2019Q3	us-gaap	Loss Contingency Damages Paid Value LossContingencyDamagesPaidValue	500000	USD
CY2019Q4	es	Payments Refunds Relatedto Spent Nuclear Fuel PaymentsRefundsRelatedtoSpentNuclearFuel	29000000.0	USD
	es	Loss Contingency Percentage Of Base Roe Reasonably Justified LossContingencyPercentageOfBaseROEReasonablyJustified	0.1041
	es	Loss Contingency Percentage Of Incentive Cap On Total Roe LossContingencyPercentageOfIncentiveCapOnTotalROE	0.1308
	es	Loss Contingency Percentage Of Base Roe Reasonably Justified LossContingencyPercentageOfBaseROEReasonablyJustified	0.1041
	es	Loss Contingency Percentage Of Incentive Cap On Total Roe LossContingencyPercentageOfIncentiveCapOnTotalROE	0.1308
CY2016Q3	es	Capacity Required For Installationof Distribution Cable CapacityRequiredForInstallationofDistributionCable	115	kV
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-1300000	USD
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	3900000	USD
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-6000000.0	USD
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-4100000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	4700000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	8000000.0	USD
CY2020Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	314100000	USD
CY2020Q1	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	5960000	shares
CY2020Q2	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	6000000	shares
CY2020Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	5
CY2020Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	380000000	shares
CY2020Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	357818402	shares
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	345858402	shares
CY2020Q2	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	6000000	shares
CY2020Q2	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	86.26
CY2020Q2	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	509200000	USD
CY2019Q2	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	5980000	shares
CY2019Q2	us-gaap	Forward Contract Indexed To Issuers Equity Shares ForwardContractIndexedToIssuersEquityShares	11960000	shares
CY2019Q2	us-gaap	Forward Contract Indexed To Issuers Equity Shares ForwardContractIndexedToIssuersEquityShares	11960000	shares
CY2020Q1	us-gaap	Forward Contract Indexed To Issuers Equity Forward Rate ForwardContractIndexedToIssuersEquityForwardRate	71.48
CY2019Q4	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	6000000	shares
CY2020Q1	us-gaap	Forward Contract Indexed To Issuers Equity Shares ForwardContractIndexedToIssuersEquityShares	1500000	shares
CY2020Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	105700000	USD
CY2020Q1	us-gaap	Forward Contract Indexed To Issuers Equity Shares ForwardContractIndexedToIssuersEquityShares	4460000	shares
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	929000000.0	USD
CY2020Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	15020929	shares
CY2019Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	15977757	shares
CY2020Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	342797473	shares
CY2019Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	329880645	shares
CY2020Q3	us-gaap	Dividends Preferred Stock DividendsPreferredStock	1900000	USD
	us-gaap	Dividends Preferred Stock DividendsPreferredStock	5600000	USD
CY2020Q3	us-gaap	Redeemable Noncontrolling Interest Equity Preferred Carrying Amount RedeemableNoncontrollingInterestEquityPreferredCarryingAmount	155600000	USD
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	52747	shares
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.01
CY2019Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	346300000	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	318900000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	933200000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	659000000.0	USD
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	343076614	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	324037169	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	337375172	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	320442253	shares
CY2020Q3	es	Incremental Common Shares Attributable To Dilutive Effect Of Share Based Payment Arrangements And Other IncrementalCommonSharesAttributableToDilutiveEffectOfShareBasedPaymentArrangementsAndOther	696988	shares
CY2019Q3	es	Incremental Common Shares Attributable To Dilutive Effect Of Share Based Payment Arrangements And Other IncrementalCommonSharesAttributableToDilutiveEffectOfShareBasedPaymentArrangementsAndOther	737972	shares
	es	Incremental Common Shares Attributable To Dilutive Effect Of Share Based Payment Arrangements And Other IncrementalCommonSharesAttributableToDilutiveEffectOfShareBasedPaymentArrangementsAndOther	686403	shares
	es	Incremental Common Shares Attributable To Dilutive Effect Of Share Based Payment Arrangements And Other IncrementalCommonSharesAttributableToDilutiveEffectOfShareBasedPaymentArrangementsAndOther	691636	shares
CY2020Q3	us-gaap	Incremental Common Shares Attributable To Equity Forward Agreements IncrementalCommonSharesAttributableToEquityForwardAgreements	0	shares
CY2019Q3	us-gaap	Incremental Common Shares Attributable To Equity Forward Agreements IncrementalCommonSharesAttributableToEquityForwardAgreements	1233201	shares
	us-gaap	Incremental Common Shares Attributable To Equity Forward Agreements IncrementalCommonSharesAttributableToEquityForwardAgreements	362525	shares
	us-gaap	Incremental Common Shares Attributable To Equity Forward Agreements IncrementalCommonSharesAttributableToEquityForwardAgreements	437037	shares
CY2020Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	696988	shares
CY2019Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1971173	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1048928	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1128673	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	343773602	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	326008342	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	338424100	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	321570926	shares
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.98
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.77
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.06
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.01
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.98
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.76
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.05
CY2020Q3	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	2352100000	USD
CY2020Q3	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	-9600000	USD
CY2020Q3	us-gaap	Revenue Not From Contract With Customer Other RevenueNotFromContractWithCustomerOther	1100000	USD
CY2020Q3	us-gaap	Revenues Revenues	2343600000	USD
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	6593800000	USD
	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	69800000	USD
	us-gaap	Revenue Not From Contract With Customer Other RevenueNotFromContractWithCustomerOther	6900000	USD
	us-gaap	Revenues Revenues	6670500000	USD
CY2019Q3	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	2168400000	USD
CY2019Q3	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	-200000	USD
CY2019Q3	us-gaap	Revenue Not From Contract With Customer Other RevenueNotFromContractWithCustomerOther	7600000	USD
CY2019Q3	us-gaap	Revenues Revenues	2175800000	USD
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	6434100000	USD
	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	24500000	USD
	us-gaap	Revenue Not From Contract With Customer Other RevenueNotFromContractWithCustomerOther	17500000	USD
	us-gaap	Revenues Revenues	6476100000	USD
CY2020Q3	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	1100000	USD
CY2019Q3	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	1200000	USD
	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	3200000	USD
	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	3400000	USD
CY2020Q3	us-gaap	Revenues Revenues	2343600000	USD
CY2020Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	302000000.0	USD
CY2020Q3	us-gaap	Utilities Operating Expense Other UtilitiesOperatingExpenseOther	1480400000	USD
CY2020Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	561200000	USD
CY2020Q3	us-gaap	Interest Expense InterestExpense	134100000	USD
CY2020Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	29200000	USD
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	346300000	USD
	us-gaap	Revenues Revenues	6670500000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	851900000	USD
	us-gaap	Utilities Operating Expense Other UtilitiesOperatingExpenseOther	4284600000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	1534000000.0	USD
	us-gaap	Interest Expense InterestExpense	403100000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	83600000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	933200000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2101600000	USD
CY2019Q3	us-gaap	Revenues Revenues	2175800000	USD
CY2019Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	296500000	USD
CY2019Q3	us-gaap	Utilities Operating Expense Other UtilitiesOperatingExpenseOther	1370100000	USD
CY2019Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	509200000	USD
CY2019Q3	us-gaap	Interest Expense InterestExpense	135200000	USD
CY2019Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	27000000.0	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	318900000	USD
	us-gaap	Revenues Revenues	6476100000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	840500000	USD
	us-gaap	Tangible Asset Impairment Charges TangibleAssetImpairmentCharges	239600000	USD
	us-gaap	Utilities Operating Expense Other UtilitiesOperatingExpenseOther	4241100000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	1154900000	USD
	us-gaap	Interest Expense InterestExpense	399700000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	103800000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	659000000.0	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2129000000.0	USD
CY2020Q3	us-gaap	Assets Assets	43507300000	USD
CY2019Q4	us-gaap	Assets Assets	41123900000	USD

Files In Submission

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$ES
Eversource Energy Stock $es

2020 Q4 Form 10-Q Financial Statement

#000007274120000024 Filed on November 06, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ES Eversource Energy Stock $es

2020 Q4 Form 10-Q Financial Statement

#000007274120000024 Filed on November 06, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ES
Eversource Energy Stock $es