2019 Q4 Form 10-K Financial Statement
#000007274120000008 Filed on February 27, 2020
Income Statement
Concept | 2019 Q4 | 2019 Q2 | 2019 Q1 |
---|---|---|---|
Revenue | $2.050B | $1.885B | $2.416B |
YoY Change | 0.76% | 1.65% | 5.59% |
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 | $228.7M | $258.0M | $285.9M |
YoY Change | 10.06% | 9.65% | 14.59% |
% of Gross Profit | |||
Operating Expenses | $1.615B | $1.734B | $1.921B |
YoY Change | -1.23% | 18.53% | 4.1% |
Operating Profit | $435.6M | $151.0M | $494.7M |
YoY Change | 8.9% | -61.42% | 11.8% |
Interest Expense | -$86.30M | $132.7M | $131.7M |
YoY Change | -31.56% | 4.98% | 8.73% |
% of Operating Profit | -19.81% | 87.88% | 26.62% |
Other Income/Expense, Net | -$18.40M | $45.90M | $31.00M |
YoY Change | -166.43% | -8.38% | -8.25% |
Pretax Income | $331.0M | $64.15M | $394.0M |
YoY Change | 9.71% | -79.64% | 10.91% |
Income Tax | $79.10M | $30.82M | $83.39M |
% Of Pretax Income | 23.9% | 48.04% | 21.17% |
Net Earnings | $251.9M | $33.33M | $310.6M |
YoY Change | 8.02% | -86.37% | 14.43% |
Net Earnings / Revenue | 12.29% | 1.77% | 12.86% |
Basic Earnings Per Share | $0.77 | $0.10 | $0.97 |
Diluted Earnings Per Share | $0.76 | $0.10 | $0.97 |
COMMON SHARES | |||
Basic Shares Outstanding | 323.8M shares | 319.7M shares | 317.6M shares |
Diluted Shares Outstanding | 320.4M shares | 318.3M shares |
Balance Sheet
Concept | 2019 Q4 | 2019 Q2 | 2019 Q1 |
---|---|---|---|
SHORT-TERM ASSETS | |||
Cash & Short-Term Investments | $15.00M | $21.00M | $35.00M |
YoY Change | -86.11% | -67.19% | -88.49% |
Cash & Equivalents | $15.40M | $167.2M | $108.4M |
Short-Term Investments | |||
Other Short-Term Assets | $342.1M | $302.5M | $181.7M |
YoY Change | 31.09% | 181.71% | -13.68% |
Inventory | $235.0M | $174.0M | $277.0M |
Prepaid Expenses | |||
Receivables | $989.4M | $964.3M | $1.140B |
Other Receivables | $0.00 | $0.00 | $0.00 |
Total Short-Term Assets | $2.415B | $2.132B | $2.301B |
YoY Change | 5.34% | -6.41% | -16.98% |
LONG-TERM ASSETS | |||
Property, Plant & Equipment | $27.64B | $26.36B | $26.09B |
YoY Change | 7.9% | 7.69% | 8.89% |
Goodwill | $4.427B | $4.427B | $4.427B |
YoY Change | -0.07% | 0.0% | 0.0% |
Intangibles | |||
YoY Change | |||
Long-Term Investments | $871.6M | $748.7M | $711.5M |
YoY Change | 87.72% | 29.98% | 22.67% |
Other Assets | $512.2M | $578.4M | $463.8M |
YoY Change | 28.57% | -15.03% | -28.28% |
Total Long-Term Assets | $11.12B | $10.56B | $10.61B |
YoY Change | 7.6% | 0.67% | 2.89% |
TOTAL ASSETS | |||
Total Short-Term Assets | $2.415B | $2.132B | $2.301B |
Total Long-Term Assets | $11.12B | $10.56B | $10.61B |
Total Assets | $41.12B | $39.00B | $38.94B |
YoY Change | 7.54% | 4.7% | 5.13% |
SHORT-TERM LIABILITIES | |||
YoY Change | |||
Accounts Payable | $1.148B | $903.4M | $1.007B |
YoY Change | 2.49% | -10.59% | 2.28% |
Accrued Expenses | $9.000M | $9.000M | $9.000M |
YoY Change | |||
Deferred Revenue | |||
YoY Change | |||
Short-Term Debt | $889.0M | $729.0M | $1.478B |
YoY Change | -2.31% | -38.79% | 40.9% |
Long-Term Debt Due | $327.4M | $779.3M | $805.5M |
YoY Change | -60.9% | 101.21% | -26.59% |
Total Short-Term Liabilities | $3.606B | $3.512B | $4.559B |
YoY Change | -12.33% | -0.49% | 11.31% |
LONG-TERM LIABILITIES | |||
Long-Term Debt | $13.77B | $13.04B | $12.28B |
YoY Change | 12.43% | 8.58% | 2.23% |
Other Long-Term Liabilities | $810.6M | $1.264B | $1.259B |
YoY Change | 11.02% | 18.2% | 19.51% |
Total Long-Term Liabilities | $14.58B | $9.773B | $9.743B |
YoY Change | 51.04% | 1.04% | 1.6% |
TOTAL LIABILITIES | |||
Total Short-Term Liabilities | $3.606B | $3.512B | $4.559B |
Total Long-Term Liabilities | $14.58B | $9.773B | $9.743B |
Total Liabilities | $18.19B | $13.28B | $14.30B |
YoY Change | 32.11% | 0.63% | 4.51% |
SHAREHOLDERS EQUITY | |||
Retained Earnings | $4.177B | $3.954B | $4.093B |
YoY Change | 5.64% | 5.36% | 11.5% |
Common Stock | $1.729B | $1.699B | $1.669B |
YoY Change | 3.59% | 1.79% | 0.0% |
Preferred Stock | |||
YoY Change | |||
Treasury Stock (at cost) | $299.1M | $304.6M | $309.1M |
YoY Change | -5.89% | -4.16% | -2.72% |
Treasury Stock Shares | 15.98M shares | 16.28M shares | 16.53M shares |
Shareholders Equity | $12.63B | $11.95B | $11.64B |
YoY Change | |||
Total Liabilities & Shareholders Equity | $41.12B | $39.00B | $38.94B |
YoY Change | 7.54% | 4.7% | 5.13% |
Cashflow Statement
Concept | 2019 Q4 | 2019 Q2 | 2019 Q1 |
---|---|---|---|
OPERATING ACTIVITIES | |||
Net Income | $251.9M | $33.33M | $310.6M |
YoY Change | 8.02% | -86.37% | 14.43% |
Depreciation, Depletion And Amortization | $228.7M | $258.0M | $285.9M |
YoY Change | 10.06% | 9.65% | 14.59% |
Cash From Operating Activities | $514.7M | $543.2M | $381.4M |
YoY Change | 21.74% | 4.38% | 114.63% |
INVESTING ACTIVITIES | |||
Capital Expenditures | -$782.5M | -$749.7M | $628.1M |
YoY Change | 14.27% | 16.34% | 3.42% |
Acquisitions | |||
YoY Change | |||
Other Investing Activities | -$40.00M | $31.60M | -$4.893M |
YoY Change | -14.16% | -236.8% | 128.64% |
Cash From Investing Activities | -$822.5M | -$718.0M | -$875.7M |
YoY Change | 12.46% | 7.58% | 82.54% |
FINANCING ACTIVITIES | |||
Cash Dividend Paid | |||
YoY Change | |||
Common Stock Issuance & Retirement, Net | $425.4M | $426.9M | $0.00 |
YoY Change | |||
Debt Paid & Issued, Net | $250.2M | ||
YoY Change | 66.57% | ||
Cash From Financing Activities | 272.9M | 233.7M | $393.3M |
YoY Change | -28.8% | -349.41% | -32.04% |
NET CHANGE | |||
Cash From Operating Activities | 514.7M | 543.2M | $381.4M |
Cash From Investing Activities | -822.5M | -718.0M | -$875.7M |
Cash From Financing Activities | 272.9M | 233.7M | $393.3M |
Net Change In Cash | -34.90M | 58.90M | -$101.0M |
YoY Change | -146.72% | -124.47% | -136.48% |
FREE CASH FLOW | |||
Cash From Operating Activities | $514.7M | $543.2M | $381.4M |
Capital Expenditures | -$782.5M | -$749.7M | $628.1M |
Free Cash Flow | $1.297B | $1.293B | -$246.7M |
YoY Change | 17.12% | 11.0% | -42.58% |
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AmortizationofRegulatoryAssetLiability
|
252026000 | USD |
CY2017 | es |
Amortizationof Regulatory Asset Liability
AmortizationofRegulatoryAssetLiability
|
89986000 | USD |
CY2019 | es |
Energy Efficiency Programs
EnergyEfficiencyPrograms
|
501369000 | USD |
CY2018 | es |
Energy Efficiency Programs
EnergyEfficiencyPrograms
|
472380000 | USD |
CY2017 | es |
Energy Efficiency Programs
EnergyEfficiencyPrograms
|
480835000 | USD |
CY2019 | us-gaap |
Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
|
711035000 | USD |
CY2018 | us-gaap |
Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
|
729753000 | USD |
CY2017 | us-gaap |
Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
|
676757000 | USD |
CY2019 | us-gaap |
Tangible Asset Impairment Charges
TangibleAssetImpairmentCharges
|
239644000 | USD |
CY2018 | us-gaap |
Tangible Asset Impairment Charges
TangibleAssetImpairmentCharges
|
0 | USD |
CY2017 | us-gaap |
Tangible Asset Impairment Charges
TangibleAssetImpairmentCharges
|
0 | USD |
CY2019 | us-gaap |
Operating Expenses
OperatingExpenses
|
6935979000 | USD |
CY2018 | us-gaap |
Operating Expenses
OperatingExpenses
|
6748271000 | USD |
CY2017 | us-gaap |
Operating Expenses
OperatingExpenses
|
5863703000 | USD |
CY2019 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
1590491000 | USD |
CY2018 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
1699930000 | USD |
CY2017 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
1888249000 | USD |
CY2019 | us-gaap |
Interest Expense
InterestExpense
|
533197000 | USD |
CY2018 | us-gaap |
Interest Expense
InterestExpense
|
498805000 | USD |
CY2017 | us-gaap |
Interest Expense
InterestExpense
|
421755000 | USD |
CY2019 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
132777000 | USD |
CY2018 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
128366000 | USD |
CY2017 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
107913000 | USD |
CY2019 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Domestic
IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
|
1190071000 | USD |
CY2018 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Domestic
IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
|
1329491000 | USD |
CY2017 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Domestic
IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
|
1574407000 | USD |
CY2019 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
273499000 | USD |
CY2018 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
288972000 | USD |
CY2017 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
578892000 | USD |
CY2019 | us-gaap |
Net Income Loss
NetIncomeLoss
|
916572000 | USD |
CY2018 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
1756000 | USD |
CY2017 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
1974000 | USD |
CY2018 | us-gaap |
Net Income Loss
NetIncomeLoss
|
1040519000 | USD |
CY2017 | us-gaap |
Net Income Loss
NetIncomeLoss
|
995515000 | USD |
CY2019 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
7519000 | USD |
CY2018 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
7519000 | USD |
CY2017 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
7519000 | USD |
CY2019 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
909053000 | USD |
CY2018 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
1033000000 | USD |
CY2017 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
987996000 | USD |
CY2019 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
2.83 | |
CY2018 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
3.25 | |
CY2017 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
3.11 | |
CY2019 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
2.81 | |
CY2018 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
3.25 | |
CY2017 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
3.11 | |
CY2019 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
321416086 | shares |
CY2018 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
317370369 | shares |
CY2017 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
317411097 | shares |
CY2019 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
322941636 | shares |
CY2018 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
317993934 | shares |
CY2017 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
318031580 | shares |
CY2019 | us-gaap |
Net Income Loss
NetIncomeLoss
|
916572000 | USD |
CY2018 | us-gaap |
Net Income Loss
NetIncomeLoss
|
1040519000 | USD |
CY2017 | us-gaap |
Net Income Loss
NetIncomeLoss
|
995515000 | USD |
CY2019 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
1393000 | USD |
CY2019 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
|
1166000 | USD |
CY2018 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
|
-547000 | USD |
CY2017 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
|
-350000 | USD |
CY2019 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
7618000 | USD |
CY2018 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-5194000 | USD |
CY2017 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
2745000 | USD |
CY2019 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-5059000 | USD |
CY2018 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
6403000 | USD |
CY2017 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-1121000 | USD |
CY2019 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
7519000 | USD |
CY2018 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
7519000 | USD |
CY2017 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
7519000 | USD |
CY2019 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
903994000 | USD |
CY2018 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
1039403000 | USD |
CY2017 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
986875000 | USD |
CY2019 | us-gaap |
Net Income Loss
NetIncomeLoss
|
916572000 | USD |
CY2016Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
10711734000 | USD |
CY2017 | us-gaap |
Net Income Loss
NetIncomeLoss
|
995515000 | USD |
CY2017 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
602083000 | USD |
CY2017 | us-gaap |
Dividends Preferred Stock
DividendsPreferredStock
|
7519000 | USD |
CY2017 | us-gaap |
Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures
StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
|
-10834000 | USD |
CY2017 | es |
Otherchangesinshareholdersequity
Otherchangesinshareholdersequity
|
550000 | USD |
CY2017 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-1121000 | USD |
CY2017Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
11086242000 | USD |
CY2018 | us-gaap |
Net Income Loss
NetIncomeLoss
|
1040519000 | USD |
CY2018 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
640110000 | USD |
CY2018 | us-gaap |
Dividends Preferred Stock
DividendsPreferredStock
|
7519000 | USD |
CY2018 | us-gaap |
Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures
StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
|
-543000 | USD |
CY2018 | es |
Otherchangesinshareholdersequity
Otherchangesinshareholdersequity
|
1825000 | USD |
CY2018 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
6403000 | USD |
CY2018Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
11486817000 | USD |
CY2019 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
685979000 | USD |
CY2019 | us-gaap |
Dividends Preferred Stock
DividendsPreferredStock
|
7519000 | USD |
CY2019 | us-gaap |
Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
|
868550000 | USD |
CY2019 | us-gaap |
Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures
StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
|
3434000 | USD |
CY2019 | us-gaap |
Stock Issued During Period Value Treasury Stock Reissued
StockIssuedDuringPeriodValueTreasuryStockReissued
|
69474000 | USD |
CY2019 | us-gaap |
Adjustments To Additional Paid In Capital Stock Issued Issuance Costs
AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts
|
16296000 | USD |
CY2019 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-5059000 | USD |
CY2019Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
12629994000 | USD |
CY2019 | us-gaap |
Net Income Loss
NetIncomeLoss
|
916572000 | USD |
CY2018 | us-gaap |
Net Income Loss
NetIncomeLoss
|
1040519000 | USD |
CY2017 | us-gaap |
Net Income Loss
NetIncomeLoss
|
995515000 | USD |
CY2019 | us-gaap |
Depreciation
Depreciation
|
885278000 | USD |
CY2018 | us-gaap |
Depreciation
Depreciation
|
819930000 | USD |
CY2017 | us-gaap |
Depreciation
Depreciation
|
773802000 | USD |
CY2019 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
209812000 | USD |
CY2018 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
174812000 | USD |
CY2017 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
491630000 | USD |
CY2019 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
63446000 | USD |
CY2018 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
61337000 | USD |
CY2017 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
44453000 | USD |
CY2019 | us-gaap |
Pension And Other Postretirement Benefit Expense
PensionAndOtherPostretirementBenefitExpense
|
22000000 | USD |
CY2018 | us-gaap |
Pension And Other Postretirement Benefit Expense
PensionAndOtherPostretirementBenefitExpense
|
5498000 | USD |
CY2017 | us-gaap |
Pension And Other Postretirement Benefit Expense
PensionAndOtherPostretirementBenefitExpense
|
22454000 | USD |
CY2019 | us-gaap |
Pension And Other Postretirement Benefit Contributions
PensionAndOtherPostretirementBenefitContributions
|
121782000 | USD |
CY2018 | us-gaap |
Pension And Other Postretirement Benefit Contributions
PensionAndOtherPostretirementBenefitContributions
|
194947000 | USD |
CY2017 | us-gaap |
Pension And Other Postretirement Benefit Contributions
PensionAndOtherPostretirementBenefitContributions
|
242800000 | USD |
CY2019 | us-gaap |
Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
|
124870000 | USD |
CY2018 | us-gaap |
Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
|
-34920000 | USD |
CY2017 | us-gaap |
Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
|
47935000 | USD |
CY2019 | us-gaap |
Amortization Of Deferred Charges
AmortizationOfDeferredCharges
|
195380000 | USD |
CY2018 | us-gaap |
Amortization Of Deferred Charges
AmortizationOfDeferredCharges
|
252026000 | USD |
CY2017 | us-gaap |
Amortization Of Deferred Charges
AmortizationOfDeferredCharges
|
89986000 | USD |
CY2019 | es |
Payments Refunds Relatedto Spent Nuclear Fuel
PaymentsRefundsRelatedtoSpentNuclearFuel
|
-29000000 | USD |
CY2018 | es |
Payments Refunds Relatedto Spent Nuclear Fuel
PaymentsRefundsRelatedtoSpentNuclearFuel
|
-145000000 | USD |
CY2017 | es |
Payments Refunds Relatedto Spent Nuclear Fuel
PaymentsRefundsRelatedtoSpentNuclearFuel
|
0 | USD |
CY2019 | us-gaap |
Proceeds From Legal Settlements
ProceedsFromLegalSettlements
|
68840000 | USD |
CY2018 | us-gaap |
Proceeds From Legal Settlements
ProceedsFromLegalSettlements
|
0 | USD |
CY2017 | us-gaap |
Proceeds From Legal Settlements
ProceedsFromLegalSettlements
|
0 | USD |
CY2019 | us-gaap |
Tangible Asset Impairment Charges
TangibleAssetImpairmentCharges
|
239644000 | USD |
CY2018 | us-gaap |
Tangible Asset Impairment Charges
TangibleAssetImpairmentCharges
|
0 | USD |
CY2017 | us-gaap |
Tangible Asset Impairment Charges
TangibleAssetImpairmentCharges
|
0 | USD |
CY2019 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
196087000 | USD |
CY2018 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
111225000 | USD |
CY2017 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
204421000 | USD |
CY2019 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
98716000 | USD |
CY2018 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
141433000 | USD |
CY2017 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
117155000 | USD |
CY2019 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
8074000 | USD |
CY2018 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
831000 | USD |
CY2017 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
9223000 | USD |
CY2019 | us-gaap |
Increase Decrease In Income Taxes Receivable
IncreaseDecreaseInIncomeTaxesReceivable
|
16129000 | USD |
CY2018 | us-gaap |
Increase Decrease In Income Taxes Receivable
IncreaseDecreaseInIncomeTaxesReceivable
|
67770000 | USD |
CY2017 | us-gaap |
Increase Decrease In Income Taxes Receivable
IncreaseDecreaseInIncomeTaxesReceivable
|
-52284000 | USD |
CY2019 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
14866000 | USD |
CY2018 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
24481000 | USD |
CY2017 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
56067000 | USD |
CY2019 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
11603000 | USD |
CY2018 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-78226000 | USD |
CY2017 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-91545000 | USD |
CY2019 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
2009577000 | USD |
CY2018 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
1830543000 | USD |
CY2017 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
1996202000 | USD |
CY2019 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
2911489000 | USD |
CY2018 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
2569936000 | USD |
CY2017 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
2348105000 | USD |
CY2019 | us-gaap |
Proceeds From Sale And Maturity Of Marketable Securities
ProceedsFromSaleAndMaturityOfMarketableSecurities
|
566592000 | USD |
CY2018 | us-gaap |
Proceeds From Sale And Maturity Of Marketable Securities
ProceedsFromSaleAndMaturityOfMarketableSecurities
|
900749000 | USD |
CY2018 | us-gaap |
Payments Of Dividends Preferred Stock And Preference Stock
PaymentsOfDividendsPreferredStockAndPreferenceStock
|
7519000 | USD |
CY2019 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
852254000 | USD |
CY2018 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
0 | USD |
CY2017 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
0 | USD |
CY2019 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
663239000 | USD |
CY2018 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
640110000 | USD |
CY2017 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
602083000 | USD |
CY2019 | us-gaap |
Payments Of Dividends Preferred Stock And Preference Stock
PaymentsOfDividendsPreferredStockAndPreferenceStock
|
7519000 | USD |
CY2017 | us-gaap |
Proceeds From Sale And Maturity Of Marketable Securities
ProceedsFromSaleAndMaturityOfMarketableSecurities
|
832903000 | USD |
CY2019 | es |
Proceedsfrom Saleand Maturityof Marketable Securities Usedfor Paymentof Fuel
ProceedsfromSaleandMaturityofMarketableSecuritiesUsedforPaymentofFuel
|
0 | USD |
CY2018 | es |
Proceedsfrom Saleand Maturityof Marketable Securities Usedfor Paymentof Fuel
ProceedsfromSaleandMaturityofMarketableSecuritiesUsedforPaymentofFuel
|
145000000 | USD |
CY2017 | es |
Proceedsfrom Saleand Maturityof Marketable Securities Usedfor Paymentof Fuel
ProceedsfromSaleandMaturityofMarketableSecuritiesUsedforPaymentofFuel
|
0 | USD |
CY2019 | us-gaap |
Payments To Acquire Marketable Securities
PaymentsToAcquireMarketableSecurities
|
537258000 | USD |
CY2018 | us-gaap |
Payments To Acquire Marketable Securities
PaymentsToAcquireMarketableSecurities
|
908387000 | USD |
CY2017 | us-gaap |
Payments To Acquire Marketable Securities
PaymentsToAcquireMarketableSecurities
|
810507000 | USD |
CY2019 | us-gaap |
Payments To Acquire Businesses Gross
PaymentsToAcquireBusinessesGross
|
0 | USD |
CY2018 | us-gaap |
Payments To Acquire Businesses Gross
PaymentsToAcquireBusinessesGross
|
0 | USD |
CY2017 | us-gaap |
Payments To Acquire Businesses Gross
PaymentsToAcquireBusinessesGross
|
877652000 | USD |
CY2019 | us-gaap |
Payments To Acquire Equity Method Investments
PaymentsToAcquireEquityMethodInvestments
|
416337000 | USD |
CY2018 | us-gaap |
Payments To Acquire Equity Method Investments
PaymentsToAcquireEquityMethodInvestments
|
205150000 | USD |
CY2017 | us-gaap |
Payments To Acquire Equity Method Investments
PaymentsToAcquireEquityMethodInvestments
|
32634000 | USD |
CY2019 | us-gaap |
Proceeds From Sale Of Property Plant And Equipment
ProceedsFromSaleOfPropertyPlantAndEquipment
|
0 | USD |
CY2018 | us-gaap |
Proceeds From Sale Of Property Plant And Equipment
ProceedsFromSaleOfPropertyPlantAndEquipment
|
193924000 | USD |
CY2017 | us-gaap |
Proceeds From Sale Of Property Plant And Equipment
ProceedsFromSaleOfPropertyPlantAndEquipment
|
0 | USD |
CY2019 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-24204000 | USD |
CY2018 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-6754000 | USD |
CY2017 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-5479000 | USD |
CY2019 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-3274288000 | USD |
CY2018 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-2437046000 | USD |
CY2017 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-3230516000 | USD |
CY2017 | us-gaap |
Payments Of Dividends Preferred Stock And Preference Stock
PaymentsOfDividendsPreferredStockAndPreferenceStock
|
7519000 | USD |
CY2019 | us-gaap |
Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
|
325370000 | USD |
CY2018 | us-gaap |
Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
|
-379310000 | USD |
CY2017 | us-gaap |
Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
|
72810000 | USD |
CY2019 | es |
Proceeds Payments Of Issuance Of Rate Reduction Bonds
ProceedsPaymentsOfIssuanceOfRateReductionBonds
|
-52332000 | USD |
CY2018 | es |
Proceeds Payments Of Issuance Of Rate Reduction Bonds
ProceedsPaymentsOfIssuanceOfRateReductionBonds
|
635663000 | USD |
CY2017 | es |
Proceeds Payments Of Issuance Of Rate Reduction Bonds
ProceedsPaymentsOfIssuanceOfRateReductionBonds
|
0 | USD |
CY2019 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
1520000000 | USD |
CY2018 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
2200000000 | USD |
CY2017 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
2500000000 | USD |
CY2019 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
801078000 | USD |
CY2018 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
1050330000 | USD |
CY2017 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
745000000 | USD |
CY2019 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-1006000 | USD |
CY2018 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-28457000 | USD |
CY2017 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-4754000 | USD |
CY2019 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
1172450000 | USD |
CY2018 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
729937000 | USD |
CY2017 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
1213454000 | USD |
CY2019 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
-92261000 | USD |
CY2018 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
123434000 | USD |
CY2017 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
-20860000 | USD |
CY2018Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
209324000 | USD |
CY2017Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
85890000 | USD |
CY2016Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
106750000 | 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 |
CY2017Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
85890000 | USD |
CY2018 | es |
Noncontrolling Interest Increasein Contributions From Parent
NoncontrollingInterestIncreaseinContributionsFromParent
|
365000000 | USD |
CY2019 | es |
Numberof Electric Natural Gas And Water Customers
NumberofElectricNaturalGasAndWaterCustomers
|
4000000000000 | customer |
CY2018Q4 | us-gaap |
Goodwill
Goodwill
|
4430000000 | USD |
CY2019Q2 | us-gaap |
Tangible Asset Impairment Charges
TangibleAssetImpairmentCharges
|
239600000 | USD |
CY2019 | es |
Tangible Asset Impairment Charges After Tax
TangibleAssetImpairmentChargesAfterTax
|
204400000 | USD |
CY2019 | es |
Tangible Asset Impairment Charges After Tax Per Share
TangibleAssetImpairmentChargesAfterTaxPerShare
|
0.64 | |
CY2019Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
224800000 | USD |
CY2018Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
212700000 | USD |
CY2018Q4 | us-gaap |
Inventory Gross
InventoryGross
|
238000000.0 | USD |
CY2019Q4 | es |
Uncollectible Hardship Accounts Receivable Reserve
UncollectibleHardshipAccountsReceivableReserve
|
143300000 | USD |
CY2018Q4 | es |
Uncollectible Hardship Accounts Receivable Reserve
UncollectibleHardshipAccountsReceivableReserve
|
131500000 | USD |
CY2019 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
63400000 | USD |
CY2018 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
61300000 | USD |
CY2017 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
44500000 | USD |
CY2019Q4 | us-gaap |
Inventory Gross
InventoryGross
|
235500000 | USD |
CY2019 | es |
Fuel Power Costs
FuelPowerCosts
|
462100000 | USD |
CY2018 | es |
Fuel Power Costs
FuelPowerCosts
|
442600000 | USD |
CY2017 | es |
Fuel Power Costs
FuelPowerCosts
|
432500000 | USD |
CY2019 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
25600000 | USD |
CY2018 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
19700000 | USD |
CY2017 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
12500000 | USD |
CY2019 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
45000000.0 | USD |
CY2018 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
44000000.0 | USD |
CY2017 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
34400000 | USD |
CY2019 | es |
Public Utilities Allowance For Funds Used During Construction Capitalized Total
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedTotal
|
70600000 | USD |
CY2018 | es |
Public Utilities Allowance For Funds Used During Construction Capitalized Total
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedTotal
|
63700000 | USD |
CY2017 | es |
Public Utilities Allowance For Funds Used During Construction Capitalized Total
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedTotal
|
46900000 | USD |
CY2019 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Rate
PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate
|
0.054 | |
CY2018 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Rate
PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate
|
0.049 | |
CY2017 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Rate
PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate
|
0.051 | |
CY2019 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
132800000 | USD |
CY2018 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
128400000 | USD |
CY2017 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
107900000 | USD |
CY2018 | us-gaap |
Equity Method Investment Other Than Temporary Impairment
EquityMethodInvestmentOtherThanTemporaryImpairment
|
32900000 | USD |
CY2019 | us-gaap |
Excise And Sales Taxes
ExciseAndSalesTaxes
|
163100000 | USD |
CY2018 | us-gaap |
Excise And Sales Taxes
ExciseAndSalesTaxes
|
161900000 | USD |
CY2017 | us-gaap |
Excise And Sales Taxes
ExciseAndSalesTaxes
|
157400000 | USD |
CY2019 | es |
Tax Remittance To State For Energy Efficiency Funds
TaxRemittanceToStateForEnergyEfficiencyFunds
|
21400000 | USD |
CY2018 | es |
Tax Remittance To State For Energy Efficiency Funds
TaxRemittanceToStateForEnergyEfficiencyFunds
|
46800000 | USD |
CY2019 | us-gaap |
Interest Paid Net
InterestPaidNet
|
532400000 | USD |
CY2018 | us-gaap |
Interest Paid Net
InterestPaidNet
|
503200000 | USD |
CY2017 | us-gaap |
Interest Paid Net
InterestPaidNet
|
419100000 | USD |
CY2019 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
56000000.0 | USD |
CY2018 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
158800000 | USD |
CY2017 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
30800000 | USD |
CY2019 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
379400000 | USD |
CY2018 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
389300000 | USD |
CY2017 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
379500000 | USD |
CY2019Q4 | us-gaap |
Cash
Cash
|
15400000 | USD |
CY2018Q4 | us-gaap |
Cash
Cash
|
108100000 | USD |
CY2019Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
117100000 | USD |
CY2018Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
209300000 | USD |
CY2019Q4 | es |
Public Utilities Property Plant And Equipment Distribution Natural Gas
PublicUtilitiesPropertyPlantAndEquipmentDistributionNaturalGas
|
3931100000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Distribution
PublicUtilitiesPropertyPlantAndEquipmentDistribution
|
15880000000.0 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Distribution
PublicUtilitiesPropertyPlantAndEquipmentDistribution
|
15071100000 | USD |
CY2019Q4 | us-gaap |
Regulatory Assets
RegulatoryAssets
|
5514700000 | USD |
CY2018Q4 | us-gaap |
Regulatory Assets
RegulatoryAssets
|
5145900000 | USD |
CY2019Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
651100000 | USD |
CY2018Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
514800000 | USD |
CY2019Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
4863600000 | USD |
CY2018Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
4631100000 | USD |
CY2019Q4 | us-gaap |
Amount Of Regulatory Costs Not Yet Approved
AmountOfRegulatoryCostsNotYetApproved
|
146000000.0 | USD |
CY2018Q4 | us-gaap |
Amount Of Regulatory Costs Not Yet Approved
AmountOfRegulatoryCostsNotYetApproved
|
122900000 | USD |
CY2019Q4 | us-gaap |
Regulatory Liabilities
RegulatoryLiabilities
|
4019200000 | USD |
CY2018Q4 | us-gaap |
Regulatory Liabilities
RegulatoryLiabilities
|
3979700000 | USD |
CY2019Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
361200000 | USD |
CY2018Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
370200000 | USD |
CY2019Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
3658000000.0 | USD |
CY2018Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
3609500000 | USD |
CY2018Q4 | es |
Public Utilities Property Plant And Equipment Distribution Natural Gas
PublicUtilitiesPropertyPlantAndEquipmentDistributionNaturalGas
|
3546200000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Transmission
PublicUtilitiesPropertyPlantAndEquipmentTransmission
|
10958400000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Transmission
PublicUtilitiesPropertyPlantAndEquipmentTransmission
|
10153900000 | USD |
CY2019Q4 | es |
Public Utilities Property Plant And Equipment Distribution Water
PublicUtilitiesPropertyPlantAndEquipmentDistributionWater
|
1726500000 | USD |
CY2018Q4 | es |
Public Utilities Property Plant And Equipment Distribution Water
PublicUtilitiesPropertyPlantAndEquipmentDistributionWater
|
1639800000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Generation Or Processing
PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing
|
200200000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Generation Or Processing
PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing
|
164100000 | USD |
CY2019Q4 | es |
Public Utilities Property Plant And Equipment Electric Natural Gasand Water Utility Total
PublicUtilitiesPropertyPlantAndEquipmentElectricNaturalGasandWaterUtilityTotal
|
32696200000 | USD |
CY2018Q4 | es |
Public Utilities Property Plant And Equipment Electric Natural Gasand Water Utility Total
PublicUtilitiesPropertyPlantAndEquipmentElectricNaturalGasandWaterUtilityTotal
|
30575100000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Other Property Plant And Equipment
PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment
|
1025600000 | USD |
CY2019Q4 | es |
Public Utilities Property Plantand Equipment Accumulated Depreciation Electric Natural Gasand Water Utility
PublicUtilitiesPropertyPlantandEquipmentAccumulatedDepreciationElectricNaturalGasandWaterUtility
|
7483500000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Other Property Plant And Equipment
PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment
|
778600000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
33721800000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
31353700000 | USD |
CY2019 | es |
Percentageof Costsor Benefits Borne Under Capacity Related Contractsby United Illuminated Company
PercentageofCostsorBenefitsBorneUnderCapacityRelatedContractsbyUnitedIlluminatedCompany
|
0.20 | |
CY2019Q4 | es |
Amountof Capacity Provided Under Capacity Contract
AmountofCapacityProvidedUnderCapacityContract
|
676 | MW |
CY2018Q4 | es |
Amountof Capacity Provided Under Capacity Contract
AmountofCapacityProvidedUnderCapacityContract
|
787 | MW |
CY2019 | es |
Amountof Natural Gas To Be Purchased Under Futures Contracts
AmountofNaturalGasToBePurchasedUnderFuturesContracts
|
9600000 | MMBTU |
CY2018 | es |
Amountof Natural Gas To Be Purchased Under Futures Contracts
AmountofNaturalGasToBePurchasedUnderFuturesContracts
|
12500000 | MMBTU |
CY2019 | es |
Derivative Instruments Gain Loss Recognized In Regulatory Asset Liability
DerivativeInstrumentsGainLossRecognizedInRegulatoryAssetLiability
|
-20700000 | USD |
CY2018 | es |
Derivative Instruments Gain Loss Recognized In Regulatory Asset Liability
DerivativeInstrumentsGainLossRecognizedInRegulatoryAssetLiability
|
-25000000.0 | USD |
CY2017 | es |
Derivative Instruments Gain Loss Recognized In Regulatory Asset Liability
DerivativeInstrumentsGainLossRecognizedInRegulatoryAssetLiability
|
-29000000.0 | USD |
CY2018Q4 | es |
Public Utilities Property Plantand Equipment Accumulated Depreciation Electric Natural Gasand Water Utility
PublicUtilitiesPropertyPlantandEquipmentAccumulatedDepreciationElectricNaturalGasandWaterUtility
|
7126200000 | USD |
CY2019Q4 | es |
Public Utilities Property Plantand Equipment Accumulated Depreciation Other
PublicUtilitiesPropertyPlantandEquipmentAccumulatedDepreciationOther
|
387400000 | USD |
CY2018Q4 | es |
Public Utilities Property Plantand Equipment Accumulated Depreciation Other
PublicUtilitiesPropertyPlantandEquipmentAccumulatedDepreciationOther
|
336700000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
7870900000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
7462900000 | USD |
CY2019Q4 | es |
Property Plant And Equipment Net Excluding Construction Work In Progress
PropertyPlantAndEquipmentNetExcludingConstructionWorkInProgress
|
25850900000 | USD |
CY2018Q4 | es |
Property Plant And Equipment Net Excluding Construction Work In Progress
PropertyPlantAndEquipmentNetExcludingConstructionWorkInProgress
|
23890800000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
1734600000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
1719600000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
27585500000 | USD |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
25610400000 | USD |
CY2019 | us-gaap |
Public Utilities Property Plant And Equipment Disclosure Of Composite Depreciation Rate For Plants In Service
PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService
|
0.030 | |
CY2018 | us-gaap |
Public Utilities Property Plant And Equipment Disclosure Of Composite Depreciation Rate For Plants In Service
PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService
|
0.029 | |
CY2017 | us-gaap |
Public Utilities Property Plant And Equipment Disclosure Of Composite Depreciation Rate For Plants In Service
PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService
|
0.030 | |
CY2019 | es |
Distribution Assets Average Useful Life
DistributionAssetsAverageUsefulLife
|
P34Y3M18D | |
CY2019 | es |
Distribution Natural Gas Useful Life
DistributionNaturalGasUsefulLife
|
P43Y2M12D | |
CY2019 | es |
Transmission Assets Average Useful Life
TransmissionAssetsAverageUsefulLife
|
P40Y4M24D | |
CY2019 | es |
Water Assets Average Useful Life
WaterAssetsAverageUsefulLife
|
P33Y6M | |
CY2019 | es |
Generation Assets Average Useful Life
GenerationAssetsAverageUsefulLife
|
P24Y2M12D | |
CY2019 | es |
Other Assets Average Useful Life
OtherAssetsAverageUsefulLife
|
P11Y2M12D | |
CY2019Q4 | us-gaap |
Equity Securities Fv Ni
EquitySecuritiesFvNi
|
45700000 | USD |
CY2018Q4 | us-gaap |
Equity Securities Fv Ni
EquitySecuritiesFvNi
|
44000000.0 | 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 |
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 |
CY2018Q4 | us-gaap |
Available For Sale Debt Securities Amortized Cost Basis
AvailableForSaleDebtSecuritiesAmortizedCostBasis
|
190000000.0 | USD |
CY2018Q4 | us-gaap |
Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax
AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
|
400000 | USD |
CY2018Q4 | us-gaap |
Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax
AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
|
4000000.0 | USD |
CY2018Q4 | us-gaap |
Available For Sale Securities Debt Securities
AvailableForSaleSecuritiesDebtSecurities
|
186400000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Securities Debt Maturities Within One Year Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost
|
59200000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Securities Debt Maturities Within One Year Fair Value
AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue
|
59300000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost
|
40500000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Securities Debt Maturities After One Through Five Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue
|
41400000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost
|
33600000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue
|
34800000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Securities Debt Maturities After Ten Years Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost
|
95100000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Securities Debt Maturities After Ten Years Fair Value
AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue
|
98600000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Debt Securities Amortized Cost Basis
AvailableForSaleDebtSecuritiesAmortizedCostBasis
|
228400000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Securities Debt Securities
AvailableForSaleSecuritiesDebtSecurities
|
234100000 | USD |
CY2018 | us-gaap |
Impairment Of Investments
ImpairmentOfInvestments
|
32900000 | USD |
CY2018Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
466200000 | USD |
CY2017Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
419100000 | USD |
CY2019Q4 | us-gaap |
Investments Fair Value Disclosure
InvestmentsFairValueDisclosure
|
462600000 | USD |
CY2018Q4 | us-gaap |
Investments Fair Value Disclosure
InvestmentsFairValueDisclosure
|
430400000 | USD |
CY2019Q4 | us-gaap |
Equity Method Investments
EquityMethodInvestments
|
871600000 | USD |
CY2018Q4 | us-gaap |
Equity Method Investments
EquityMethodInvestments
|
464300000 | USD |
CY2019 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
42200000 | USD |
CY2018 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
3800000 | USD |
CY2017 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
27400000 | USD |
CY2019 | us-gaap |
Equity Method Investment Dividends Or Distributions
EquityMethodInvestmentDividendsOrDistributions
|
48900000 | USD |
CY2018 | us-gaap |
Equity Method Investment Dividends Or Distributions
EquityMethodInvestmentDividendsOrDistributions
|
22300000 | USD |
CY2017 | us-gaap |
Equity Method Investment Dividends Or Distributions
EquityMethodInvestmentDividendsOrDistributions
|
20000000.0 | USD |
CY2019 | es |
Numberof Companies That Transmit Hydro Electricity
NumberofCompaniesThatTransmitHydroElectricity
|
2 | company |
CY2019 | us-gaap |
Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
|
30300000 | USD |
CY2018 | us-gaap |
Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
|
11300000 | USD |
CY2019 | us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
21300000 | USD |
CY2018 | us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
36600000 | USD |
CY2019 | us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
27100000 | USD |
CY2018 | us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
25500000 | USD |
CY2019 | us-gaap |
Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
|
-12800000 | USD |
CY2018 | us-gaap |
Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
|
46900000 | USD |
CY2019Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
489500000 | USD |
CY2018Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
466200000 | USD |
CY2019 | es |
Capacity Required For Installationof Distribution Cable
CapacityRequiredForInstallationofDistributionCable
|
115 | kV |
CY2019Q4 | es |
Payment To Doe
PaymentToDOE
|
29000000 | USD |
CY2018Q4 | es |
Payment To Doe
PaymentToDOE
|
145000000 | USD |
CY2019Q4 | es |
Interest Included In Payment To Settle Spent Nuclear Fuel Obligation
InterestIncludedInPaymentToSettleSpentNuclearFuelObligation
|
8600000 | USD |
CY2018Q4 | es |
Interest Included In Payment To Settle Spent Nuclear Fuel Obligation
InterestIncludedInPaymentToSettleSpentNuclearFuelObligation
|
29000000.0 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Next Twelve Months
LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
|
296100000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Two
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
|
1033600000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Three
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
|
1188900000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Four
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
|
1665200000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
|
1049800000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal After Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
|
8447800000 | USD |
CY2019Q4 | es |
Longtermdebtmaturitiesrepaymentsofprincipaltotal
Longtermdebtmaturitiesrepaymentsofprincipaltotal
|
13681400000 | USD |
CY2018Q2 | us-gaap |
Debt Weighted Average Interest Rate
DebtWeightedAverageInterestRate
|
0.0366 | |
CY2019 | us-gaap |
Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets
DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets
|
0.07 | |
CY2019 | us-gaap |
Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
|
41600000 | USD |
CY2018 | us-gaap |
Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
|
38400000 | USD |
CY2017 | us-gaap |
Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
|
34500000 | USD |
CY2019Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
|
6700000 | shares |
CY2019 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
138400000 | USD |
CY2019Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
|
3302526 | shares |
CY2018Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
|
3720650 | shares |
CY2019Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
|
439293 | shares |
CY2019 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
|
57.47 | |
CY2019 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
27300000 | USD |
CY2018 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
21400000 | USD |
CY2017 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
19700000 | USD |
CY2019 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
7000000.0 | USD |
CY2018 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
5400000 | USD |
CY2017 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
8000000.0 | USD |
CY2019Q4 | us-gaap |
Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
|
24400000 | USD |
CY2019 | es |
Effective Tax Rate Reconciliation Percent Tax Effecton Share Based Payments
EffectiveTaxRateReconciliationPercentTaxEffectonShareBasedPayments
|
0.25 | |
CY2019 | us-gaap |
Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount
EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount
|
1500000 | USD |
CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount
EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount
|
1500000 | USD |
CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount
EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount
|
2900000 | USD |
CY2019Q4 | us-gaap |
Deferred Compensation Cashbased Arrangements Liability Classified Noncurrent
DeferredCompensationCashbasedArrangementsLiabilityClassifiedNoncurrent
|
52000000.0 | USD |
CY2018Q4 | us-gaap |
Deferred Compensation Cashbased Arrangements Liability Classified Noncurrent
DeferredCompensationCashbasedArrangementsLiabilityClassifiedNoncurrent
|
49100000 | USD |
CY2017Q4 | us-gaap |
Deferred Compensation Cashbased Arrangements Liability Classified Noncurrent
DeferredCompensationCashbasedArrangementsLiabilityClassifiedNoncurrent
|
53400000 | USD |
CY2019Q4 | es |
Deferred Compensation Cash Based Arrangements Expense Pertaining To Deferred Benefits
DeferredCompensationCashBasedArrangementsExpensePertainingToDeferredBenefits
|
2700000 | USD |
CY2018Q4 | es |
Deferred Compensation Cash Based Arrangements Expense Pertaining To Deferred Benefits
DeferredCompensationCashBasedArrangementsExpensePertainingToDeferredBenefits
|
2700000 | USD |
CY2017Q4 | es |
Deferred Compensation Cash Based Arrangements Expense Pertaining To Deferred Benefits
DeferredCompensationCashBasedArrangementsExpensePertainingToDeferredBenefits
|
2800000 | USD |
CY2019 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
56900000 | USD |
CY2018 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
106500000 | USD |
CY2017 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
58900000 | USD |
CY2019 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
10500000 | USD |
CY2018 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
10600000 | USD |
CY2017 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
31600000 | USD |
CY2019 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
67400000 | USD |
CY2018 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
117100000 | USD |
CY2017 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
90500000 | USD |
CY2018 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
122600000 | USD |
CY2017 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
433000000.0 | USD |
CY2019 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
71400000 | USD |
CY2018 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
52200000 | USD |
CY2017 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
58600000 | USD |
CY2019 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
209800000 | USD |
CY2018 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
174800000 | USD |
CY2017 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
491600000 | USD |
CY2019 | us-gaap |
Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
|
3700000 | USD |
CY2018 | us-gaap |
Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
|
2900000 | USD |
CY2017 | us-gaap |
Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
|
3200000 | USD |
CY2019 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
273500000 | USD |
CY2018 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
289000000.0 | USD |
CY2017 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
578900000 | USD |
CY2019 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Domestic
IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
|
1190100000 | USD |
CY2018 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Domestic
IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
|
1329500000 | USD |
CY2017 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Domestic
IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
|
1574400000 | USD |
CY2019 | us-gaap |
Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
|
249900000 | USD |
CY2018 | us-gaap |
Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
|
279200000 | USD |
CY2017 | us-gaap |
Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
|
551000000.0 | USD |
CY2019 | us-gaap |
Income Tax Reconciliation Nondeductible Expense Depreciation
IncomeTaxReconciliationNondeductibleExpenseDepreciation
|
1900000 | USD |
CY2018 | us-gaap |
Income Tax Reconciliation Nondeductible Expense Depreciation
IncomeTaxReconciliationNondeductibleExpenseDepreciation
|
-30800000 | USD |
CY2017 | us-gaap |
Income Tax Reconciliation Nondeductible Expense Depreciation
IncomeTaxReconciliationNondeductibleExpenseDepreciation
|
-10800000 | USD |
CY2019 | us-gaap |
Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
|
3700000 | USD |
CY2018 | us-gaap |
Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
|
2900000 | USD |
CY2017 | us-gaap |
Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
|
3200000 | USD |
CY2019 | us-gaap |
Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
|
24600000 | USD |
CY2018 | us-gaap |
Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
|
44400000 | USD |
CY2017 | us-gaap |
Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
|
47700000 | USD |
CY2019 | us-gaap |
Income Tax Rate Reconciliation Deductions Employee Stock Ownership Plan Dividends
IncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends
|
5100000 | USD |
CY2018 | us-gaap |
Income Tax Rate Reconciliation Deductions Employee Stock Ownership Plan Dividends
IncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends
|
5100000 | USD |
CY2017 | us-gaap |
Income Tax Rate Reconciliation Deductions Employee Stock Ownership Plan Dividends
IncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends
|
8400000 | USD |
CY2019 | us-gaap |
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
40100000 | USD |
CY2018 | us-gaap |
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
5200000 | USD |
CY2017 | us-gaap |
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
7000000.0 | USD |
CY2019 | es |
Effective Income Tax Rate Reconciliation Excess Stock Benefit
EffectiveIncomeTaxRateReconciliationExcessStockBenefit
|
1500000 | USD |
CY2018 | es |
Effective Income Tax Rate Reconciliation Excess Stock Benefit
EffectiveIncomeTaxRateReconciliationExcessStockBenefit
|
1500000 | USD |
CY2017 | es |
Effective Income Tax Rate Reconciliation Excess Stock Benefit
EffectiveIncomeTaxRateReconciliationExcessStockBenefit
|
2900000 | USD |
CY2019 | us-gaap |
Income Tax Reconciliation Nondeductible Expense Amortization
IncomeTaxReconciliationNondeductibleExpenseAmortization
|
-37400000 | USD |
CY2018 | us-gaap |
Income Tax Reconciliation Nondeductible Expense Amortization
IncomeTaxReconciliationNondeductibleExpenseAmortization
|
-5000000.0 | USD |
CY2017 | us-gaap |
Income Tax Reconciliation Nondeductible Expense Amortization
IncomeTaxReconciliationNondeductibleExpenseAmortization
|
0 | USD |
CY2019 | us-gaap |
Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
|
4700000 | USD |
CY2018 | us-gaap |
Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
|
5500000 | USD |
CY2017 | us-gaap |
Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
|
-1500000 | USD |
CY2019 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
273500000 | USD |
CY2018 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
289000000.0 | USD |
CY2017 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
578900000 | USD |
CY2019 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.230 | |
CY2018 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.217 | |
CY2017 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.368 | |
CY2019Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits
|
509400000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits
|
388200000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Derivative Instruments
DeferredTaxAssetsDerivativeInstruments
|
105000000.0 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Derivative Instruments
DeferredTaxAssetsDerivativeInstruments
|
111400000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Regulatory Assets And Liabilities
DeferredTaxAssetsRegulatoryAssetsAndLiabilities
|
267000000.0 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Regulatory Assets And Liabilities
DeferredTaxAssetsRegulatoryAssetsAndLiabilities
|
299300000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts
|
56700000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts
|
54000000.0 | USD |
CY2019Q4 | es |
Deferred Tax Assets Tax Effect Tax Regulatory Liabilities
DeferredTaxAssetsTaxEffectTaxRegulatoryLiabilities
|
830400000 | USD |
CY2018Q4 | es |
Deferred Tax Assets Tax Effect Tax Regulatory Liabilities
DeferredTaxAssetsTaxEffectTaxRegulatoryLiabilities
|
830300000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
9100000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
28500000 | USD |
CY2019Q4 | es |
Deferred Tax Asset Purchase Accounting
DeferredTaxAssetPurchaseAccounting
|
58700000 | USD |
CY2018Q4 | es |
Deferred Tax Asset Purchase Accounting
DeferredTaxAssetPurchaseAccounting
|
64200000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
190400000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
166200000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Gross
DeferredTaxAssetsGross
|
2026700000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Gross
DeferredTaxAssetsGross
|
1942100000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
43000000.0 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
19500000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
1983700000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
1922600000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
3901000000.0 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
3724200000 | USD |
CY2019Q4 | es |
Deferred Tax Liabilities Resulting From Property Tax Accruals And Other
DeferredTaxLiabilitiesResultingFromPropertyTaxAccrualsAndOther
|
76800000 | USD |
CY2018Q4 | es |
Deferred Tax Liabilities Resulting From Property Tax Accruals And Other
DeferredTaxLiabilitiesResultingFromPropertyTaxAccrualsAndOther
|
73200000 | USD |
CY2019Q4 | es |
Deferred Tax Liabilities Regulatory Assets Other Regulatory Deferrals
DeferredTaxLiabilitiesRegulatoryAssetsOtherRegulatoryDeferrals
|
1155600000 | USD |
CY2018Q4 | es |
Deferred Tax Liabilities Regulatory Assets Other Regulatory Deferrals
DeferredTaxLiabilitiesRegulatoryAssetsOtherRegulatoryDeferrals
|
1025900000 | USD |
CY2019Q4 | es |
Deferred Tax Liabilities Regulatory Assets Tax Effect Tax Regulatory Assets
DeferredTaxLiabilitiesRegulatoryAssetsTaxEffectTaxRegulatoryAssets
|
238200000 | USD |
CY2018Q4 | es |
Deferred Tax Liabilities Regulatory Assets Tax Effect Tax Regulatory Assets
DeferredTaxLiabilitiesRegulatoryAssetsTaxEffectTaxRegulatoryAssets
|
238900000 | USD |
CY2019Q4 | es |
Deferred Tax Liabilities Goodwill Regulatory Asset
DeferredTaxLiabilitiesGoodwillRegulatoryAsset
|
90600000 | USD |
CY2018Q4 | es |
Deferred Tax Liabilities Goodwill Regulatory Asset
DeferredTaxLiabilitiesGoodwillRegulatoryAsset
|
95200000 | USD |
CY2019Q4 | es |
Deferred Tax Liabilities Regulatory Assets Derivative Assets
DeferredTaxLiabilitiesRegulatoryAssetsDerivativeAssets
|
19700000 | USD |
CY2018Q4 | es |
Deferred Tax Liabilities Regulatory Assets Derivative Assets
DeferredTaxLiabilitiesRegulatoryAssetsDerivativeAssets
|
20100000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
|
257600000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
|
251100000 | USD |
CY2019Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
5739500000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
5428600000 | USD |
CY2019 | es |
Tax Cuts And Jobs Act Revenue Subject To Refund
TaxCutsAndJobsActRevenueSubjectToRefund
|
51500000 | USD |
CY2016Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
48400000 | USD |
CY2017 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
|
11400000 | USD |
CY2017 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
|
900000 | USD |
CY2017 | us-gaap |
Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
|
7200000 | USD |
CY2018 | us-gaap |
Accrual For Environmental Loss Contingencies Payments1
AccrualForEnvironmentalLossContingenciesPayments1
|
13700000 | USD |
CY2018Q4 | us-gaap |
Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
|
64700000 | USD |
CY2019 | us-gaap |
Accrual For Environmental Loss Contingencies Charges To Expense For New Losses
AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses
|
26500000 | USD |
CY2019 | us-gaap |
Accrual For Environmental Loss Contingencies Payments1
AccrualForEnvironmentalLossContingenciesPayments1
|
10200000 | USD |
CY2019Q4 | us-gaap |
Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
|
81000000.0 | USD |
CY2017Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
51700000 | USD |
CY2018 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
|
9200000 | USD |
CY2018 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
|
6500000 | USD |
CY2018 | us-gaap |
Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
|
8500000 | USD |
CY2018Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
45900000 | USD |
CY2019 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
|
12100000 | USD |
CY2019 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
3400000 | USD |
CY2019 | us-gaap |
Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
|
6400000 | USD |
CY2019Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
55000000.0 | USD |
CY2019 | us-gaap |
Unrecognized Tax Benefits Interest On Income Taxes Expense
UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense
|
0 | USD |
CY2018 | us-gaap |
Unrecognized Tax Benefits Interest On Income Taxes Expense
UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense
|
1700000 | USD |
CY2017 | us-gaap |
Unrecognized Tax Benefits Interest On Income Taxes Expense
UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense
|
0 | USD |
CY2019Q4 | us-gaap |
Unrecognized Tax Benefits Interest On Income Taxes Accrued
UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued
|
100000 | USD |
CY2018Q4 | us-gaap |
Unrecognized Tax Benefits Interest On Income Taxes Accrued
UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued
|
100000 | USD |
CY2017Q4 | us-gaap |
Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
|
54900000 | USD |
CY2018 | us-gaap |
Accrual For Environmental Loss Contingencies Charges To Expense For New Losses
AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses
|
23500000 | USD |
CY2019 | es |
Environmental Site Quantity
EnvironmentalSiteQuantity
|
57 | site |
CY2018 | es |
Environmental Site Quantity
EnvironmentalSiteQuantity
|
60 | site |
CY2019Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Balance On First Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary
|
998800000 | USD |
CY2019Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Balance On Second Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary
|
941600000 | USD |
CY2019Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Balance On Third Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary
|
946500000 | USD |
CY2019Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Balance On Fourth Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary
|
897500000 | USD |
CY2019Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Balance On Fifth Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary
|
881900000 | USD |
CY2019Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Due After Five Years
UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears
|
4785200000 | USD |
CY2019Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Balance Sheet Amount
UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount
|
9451500000 | USD |
CY2019 | es |
Unrecorded Unconditional Purchase Obligation Numberof Capacity Contractsfor Differences Between Cl Pand United Illuminated Company
UnrecordedUnconditionalPurchaseObligationNumberofCapacityContractsforDifferencesBetweenCLPandUnitedIlluminatedCompany
|
3 | contract |
CY2019Q4 | es |
Amountof Capacity Provided Under Capacity Contract
AmountofCapacityProvidedUnderCapacityContract
|
676 | MW |
CY2019 | es |
Unrecorded Unconditional Purchase Obligation Numberof Generation Projects Between Cl Pand United Illuminated Company
UnrecordedUnconditionalPurchaseObligationNumberofGenerationProjectsBetweenCLPandUnitedIlluminatedCompany
|
2 | project |
CY2019 | es |
Unrecorded Unconditional Purchase Obligation Numberof Demand Response Projects Between Cl Pand United Illuminated Company
UnrecordedUnconditionalPurchaseObligationNumberofDemandResponseProjectsBetweenCLPandUnitedIlluminatedCompany
|
1 | project |
CY2019 | es |
Percentageof Costsand Benefits Borne Under Unrecorded Unconditional Purchase Obligationby United Illuminated Company
PercentageofCostsandBenefitsBorneUnderUnrecordedUnconditionalPurchaseObligationbyUnitedIlluminatedCompany
|
0.20 | |
CY2019 | es |
Renewable Energy Costs Incurred
RenewableEnergyCostsIncurred
|
320800000 | USD |
CY2018 | es |
Renewable Energy Costs Incurred
RenewableEnergyCostsIncurred
|
218500000 | USD |
CY2017 | es |
Renewable Energy Costs Incurred
RenewableEnergyCostsIncurred
|
235500000 | USD |
CY2019 | es |
Supply And Stranded Costs Obligations Incurred
SupplyAndStrandedCostsObligationsIncurred
|
62100000 | USD |
CY2018 | es |
Supply And Stranded Costs Obligations Incurred
SupplyAndStrandedCostsObligationsIncurred
|
72000000.0 | USD |
CY2017 | es |
Supply And Stranded Costs Obligations Incurred
SupplyAndStrandedCostsObligationsIncurred
|
103900000 | USD |
CY2018 | es |
Peaker Cfd Expense Incurred
PeakerCfdExpenseIncurred
|
20900000 | USD |
CY2017 | es |
Peaker Cfd Expense Incurred
PeakerCfdExpenseIncurred
|
38700000 | USD |
CY2019 | es |
Natural Gas Procurement Costs Incurred
NaturalGasProcurementCostsIncurred
|
448500000 | USD |
CY2018 | es |
Natural Gas Procurement Costs Incurred
NaturalGasProcurementCostsIncurred
|
432400000 | USD |
CY2017 | es |
Natural Gas Procurement Costs Incurred
NaturalGasProcurementCostsIncurred
|
377000000.0 | USD |
CY2019 | es |
Transmission Support Commitment Costs Incurred
TransmissionSupportCommitmentCostsIncurred
|
21800000 | USD |
CY2018 | es |
Transmission Support Commitment Costs Incurred
TransmissionSupportCommitmentCostsIncurred
|
23400000 | USD |
CY2017 | es |
Transmission Support Commitment Costs Incurred
TransmissionSupportCommitmentCostsIncurred
|
19800000 | USD |
CY2019 | es |
Fuel Costs Incurred
FuelCostsIncurred
|
0 | USD |
CY2018 | es |
Fuel Costs Incurred
FuelCostsIncurred
|
0 | USD |
CY2017 | es |
Fuel Costs Incurred
FuelCostsIncurred
|
47700000 | USD |
CY2019Q2 | us-gaap |
Loss Contingency Damages Awarded Value
LossContingencyDamagesAwardedValue
|
500000 | USD |
CY2019Q2 | 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 |
CY2018Q4 | es |
Loss Contingency Percentage Of Base Roe Reasonably Justified
LossContingencyPercentageOfBaseROEReasonablyJustified
|
0.1041 | |
CY2018Q4 | es |
Loss Contingency Percentage Of Incentive Cap On Total Roe
LossContingencyPercentageOfIncentiveCapOnTotalROE
|
0.1308 | |
CY2018Q4 | es |
Loss Contingency Percentage Of Base Roe Reasonably Justified
LossContingencyPercentageOfBaseROEReasonablyJustified
|
0.1041 | |
CY2016Q3 | es |
Capacity Required For Installationof Distribution Cable
CapacityRequiredForInstallationofDistributionCable
|
115 | kV |
CY2019Q4 | es |
Recoverable Divestiture Related Costs
RecoverableDivestitureRelatedCosts
|
654000000.0 | USD |
CY2019 | us-gaap |
Finance Lease Right Of Use Asset Amortization
FinanceLeaseRightOfUseAssetAmortization
|
1700000 | USD |
CY2019 | us-gaap |
Finance Lease Interest Expense
FinanceLeaseInterestExpense
|
1200000 | USD |
CY2019 | es |
Finance Lease Cost
FinanceLeaseCost
|
2900000 | USD |
CY2019 | us-gaap |
Operating Lease Cost
OperatingLeaseCost
|
11700000 | USD |
CY2019 | us-gaap |
Variable Lease Cost
VariableLeaseCost
|
60500000 | USD |
CY2019 | us-gaap |
Lease Cost
LeaseCost
|
75100000 | USD |
CY2018 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
10800000 | USD |
CY2017 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
10500000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
49900000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
8600000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
41300000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability
OperatingLeaseLiability
|
49900000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
|
8200000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Current
FinanceLeaseLiabilityCurrent
|
2400000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Noncurrent
FinanceLeaseLiabilityNoncurrent
|
8100000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability
FinanceLeaseLiability
|
10500000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Weighted Average Remaining Lease Term1
OperatingLeaseWeightedAverageRemainingLeaseTerm1
|
P12Y | |
CY2019Q4 | us-gaap |
Finance Lease Weighted Average Remaining Lease Term1
FinanceLeaseWeightedAverageRemainingLeaseTerm1
|
P12Y | |
CY2019Q4 | us-gaap |
Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
|
0.039 | |
CY2019Q4 | us-gaap |
Finance Lease Weighted Average Discount Rate Percent
FinanceLeaseWeightedAverageDiscountRatePercent
|
0.040 | |
CY2019 | us-gaap |
Operating Lease Payments
OperatingLeasePayments
|
11400000 | USD |
CY2019 | us-gaap |
Finance Lease Interest Payment On Liability
FinanceLeaseInterestPaymentOnLiability
|
1200000 | USD |
CY2019 | us-gaap |
Finance Lease Principal Payments
FinanceLeasePrincipalPayments
|
2600000 | USD |
CY2019 | us-gaap |
Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
|
2900000 | USD |
CY2019 | us-gaap |
Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
|
2000000.0 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due Next Twelve Months
LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
|
10200000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due Next Twelve Months
FinanceLeaseLiabilityPaymentsDueNextTwelveMonths
|
3400000 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Two
LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
|
9000000.0 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due Year Two
FinanceLeaseLiabilityPaymentsDueYearTwo
|
2900000 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Three
LesseeOperatingLeaseLiabilityPaymentsDueYearThree
|
7400000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due Year Three
FinanceLeaseLiabilityPaymentsDueYearThree
|
1500000 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Four
LesseeOperatingLeaseLiabilityPaymentsDueYearFour
|
4900000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due Year Four
FinanceLeaseLiabilityPaymentsDueYearFour
|
800000 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Five
LesseeOperatingLeaseLiabilityPaymentsDueYearFive
|
2800000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due Year Five
FinanceLeaseLiabilityPaymentsDueYearFive
|
800000 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due After Year Five
LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive
|
28900000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due After Year Five
FinanceLeaseLiabilityPaymentsDueAfterYearFive
|
13100000 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Payments Due
LesseeOperatingLeaseLiabilityPaymentsDue
|
63200000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Payments Due
FinanceLeaseLiabilityPaymentsDue
|
22500000 | USD |
CY2019Q4 | us-gaap |
Lessee Operating Lease Liability Undiscounted Excess Amount
LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
|
13300000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability Undiscounted Excess Amount
FinanceLeaseLiabilityUndiscountedExcessAmount
|
12000000.0 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability
OperatingLeaseLiability
|
49900000 | USD |
CY2019Q4 | us-gaap |
Finance Lease Liability
FinanceLeaseLiability
|
10500000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Current
OperatingLeasesFutureMinimumPaymentsDueCurrent
|
11500000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Two Years
OperatingLeasesFutureMinimumPaymentsDueInTwoYears
|
9800000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Three Years
OperatingLeasesFutureMinimumPaymentsDueInThreeYears
|
8700000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Four Years
OperatingLeasesFutureMinimumPaymentsDueInFourYears
|
7200000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Five Years
OperatingLeasesFutureMinimumPaymentsDueInFiveYears
|
4700000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Thereafter
OperatingLeasesFutureMinimumPaymentsDueThereafter
|
32700000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due
OperatingLeasesFutureMinimumPaymentsDue
|
74600000 | USD |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due Current
CapitalLeasesFutureMinimumPaymentsDueCurrent
|
3400000 | USD |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Two Years
CapitalLeasesFutureMinimumPaymentsDueInTwoYears
|
3400000 | USD |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Three Years
CapitalLeasesFutureMinimumPaymentsDueInThreeYears
|
2900000 | USD |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Four Years
CapitalLeasesFutureMinimumPaymentsDueInFourYears
|
1500000 | USD |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Five Years
CapitalLeasesFutureMinimumPaymentsDueInFiveYears
|
700000 | USD |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due Thereafter
CapitalLeasesFutureMinimumPaymentsDueThereafter
|
13900000 | USD |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due
CapitalLeasesFutureMinimumPaymentsDue
|
25800000 | USD |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Interest Included In Payments
CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments
|
13800000 | USD |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments
CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments
|
12000000.0 | USD |
CY2019 | us-gaap |
Oci Before Reclassifications Before Tax Attributable To Parent
OciBeforeReclassificationsBeforeTaxAttributableToParent
|
-12100000 | USD |
CY2018 | us-gaap |
Oci Before Reclassifications Before Tax Attributable To Parent
OciBeforeReclassificationsBeforeTaxAttributableToParent
|
-200000 | USD |
CY2019Q4 | us-gaap |
Forward Contract Indexed To Issuers Equity Forward Rate
ForwardContractIndexedToIssuersEquityForwardRate
|
71.48 | |
CY2019Q4 | us-gaap |
Forward Contract Indexed To Issuers Equity Shares
ForwardContractIndexedToIssuersEquityShares
|
6000000 | shares |
CY2018 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
-6600000 | USD |
CY2017 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
-6500000 | USD |
CY2019 | us-gaap |
Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months
CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths
|
-2500000 | USD |
CY2019Q4 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
425400000 | USD |
CY2019Q4 | us-gaap |
Forward Contract Indexed To Issuers Equity Forward Rate
ForwardContractIndexedToIssuersEquityForwardRate
|
71.48 | |
CY2019 | us-gaap |
Stock Issued During Period Shares New Issues
StockIssuedDuringPeriodSharesNewIssues
|
11980000 | shares |
CY2019 | us-gaap |
Reclassification From Aoci Current Period Net Of Tax Attributable To Parent
ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
|
-7000000.0 | USD |
CY2018 | us-gaap |
Reclassification From Aoci Current Period Net Of Tax Attributable To Parent
ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
|
-6600000 | USD |
CY2019 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
-5100000 | USD |
CY2018 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
6400000 | USD |
CY2019 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Before Reclassification Adjustments Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax
|
4400000 | USD |
CY2017 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Before Reclassification Adjustments Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax
|
4100000 | USD |
CY2018 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Before Reclassification Adjustments Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax
|
-200000 | USD |
CY2019 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
-7000000.0 | USD |
CY2019 | es |
Pension Serp And Pbop Gain Loss To Be Reclassified Within Twelve Months
PensionSerpAndPbopGainLossToBeReclassifiedWithinTwelveMonths
|
-7800000 | USD |
CY2019Q4 | us-gaap |
Ratio Of Indebtedness To Net Capital1
RatioOfIndebtednessToNetCapital1
|
0.65 | |
CY2019Q4 | us-gaap |
Retained Earnings Unappropriated
RetainedEarningsUnappropriated
|
4200000000 | USD |
CY2019Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
5 | |
CY2019Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
380000000 | shares |
CY2019Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
345858402 | shares |
CY2018Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
333878402 | shares |
CY2019Q2 | us-gaap |
Sale Of Stock Number Of Shares Issued In Transaction
SaleOfStockNumberOfSharesIssuedInTransaction
|
17940000 | shares |
CY2019Q2 | us-gaap |
Stock Issued During Period Shares New Issues
StockIssuedDuringPeriodSharesNewIssues
|
5980000 | shares |
CY2019Q2 | us-gaap |
Forward Contract Indexed To Issuers Equity Shares
ForwardContractIndexedToIssuersEquityShares
|
11960000 | shares |
CY2019Q2 | us-gaap |
Stock Issued During Period Shares New Issues
StockIssuedDuringPeriodSharesNewIssues
|
5980000 | shares |
CY2019Q2 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
426900000 | USD |
CY2019Q2 | us-gaap |
Forward Contract Indexed To Issuers Equity Shares
ForwardContractIndexedToIssuersEquityShares
|
11960000 | shares |
CY2019 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
852300000 | USD |
CY2019Q4 | us-gaap |
Forward Contract Indexed To Issuers Equity Settlement Alternatives Cash At Fair Value
ForwardContractIndexedToIssuersEquitySettlementAlternativesCashAtFairValue
|
84400000 | USD |
CY2019Q4 | us-gaap |
Forward Contract Indexed To Issuers Equity Settlement Alternatives Shares At Fair Value
ForwardContractIndexedToIssuersEquitySettlementAlternativesSharesAtFairValue
|
992189 | shares |
CY2019Q4 | us-gaap |
Treasury Stock Shares
TreasuryStockShares
|
15977757 | shares |
CY2018Q4 | us-gaap |
Treasury Stock Shares
TreasuryStockShares
|
16992594 | shares |
CY2019Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
329880645 | shares |
CY2018Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
316885808 | shares |
CY2019Q4 | us-gaap |
Preferred Stock Value Outstanding
PreferredStockValueOutstanding
|
155600000 | USD |
CY2018Q4 | us-gaap |
Preferred Stock Value Outstanding
PreferredStockValueOutstanding
|
155600000 | USD |
CY2019 | us-gaap |
Profit Loss
ProfitLoss
|
7500000 | USD |
CY2019Q4 | us-gaap |
Redeemable Noncontrolling Interest Equity Preferred Carrying Amount
RedeemableNoncontrollingInterestEquityPreferredCarryingAmount
|
155600000 | USD |
CY2019 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
909100000 | USD |
CY2018 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
1033000000.0 | USD |
CY2017 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
988000000.0 | USD |
CY2019 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
321416086 | shares |
CY2018 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
317370369 | shares |
CY2017 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
317411097 | shares |
CY2019 | es |
Incremental Common Shares Attributable To Dilutive Effect Of Share Based Payment Arrangements And Other
IncrementalCommonSharesAttributableToDilutiveEffectOfShareBasedPaymentArrangementsAndOther
|
762215 | shares |
CY2018 | es |
Incremental Common Shares Attributable To Dilutive Effect Of Share Based Payment Arrangements And Other
IncrementalCommonSharesAttributableToDilutiveEffectOfShareBasedPaymentArrangementsAndOther
|
623565 | shares |
CY2017 | es |
Incremental Common Shares Attributable To Dilutive Effect Of Share Based Payment Arrangements And Other
IncrementalCommonSharesAttributableToDilutiveEffectOfShareBasedPaymentArrangementsAndOther
|
620483 | shares |
CY2019 | us-gaap |
Incremental Common Shares Attributable To Equity Forward Agreements
IncrementalCommonSharesAttributableToEquityForwardAgreements
|
763335 | shares |
CY2018 | us-gaap |
Incremental Common Shares Attributable To Equity Forward Agreements
IncrementalCommonSharesAttributableToEquityForwardAgreements
|
0 | shares |
CY2017 | us-gaap |
Incremental Common Shares Attributable To Equity Forward Agreements
IncrementalCommonSharesAttributableToEquityForwardAgreements
|
0 | shares |
CY2019 | us-gaap |
Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
|
1525550 | shares |
CY2018 | us-gaap |
Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
|
623565 | shares |
CY2017 | us-gaap |
Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
|
620483 | shares |
CY2019 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
322941636 | shares |
CY2018 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
317993934 | shares |
CY2019 | us-gaap |
Revenue Not From Contract With Customer
RevenueNotFromContractWithCustomer
|
53200000 | USD |
CY2019 | us-gaap |
Revenue Not From Contract With Customer Other
RevenueNotFromContractWithCustomerOther
|
23300000 | USD |
CY2017 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
318031580 | shares |
CY2019 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
2.83 | |
CY2018 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
3.25 | |
CY2017 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
3.11 | |
CY2019 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
2.81 | |
CY2018 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
3.25 | |
CY2017 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
3.11 | |
CY2019 | us-gaap |
Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
|
8450000000.0 | USD |
CY2019 | us-gaap |
Revenues
Revenues
|
8526500000 | USD |
CY2018 | us-gaap |
Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
|
8472700000 | USD |
CY2018 | us-gaap |
Revenue Not From Contract With Customer
RevenueNotFromContractWithCustomer
|
-46100000 | USD |
CY2018 | us-gaap |
Revenue Not From Contract With Customer Other
RevenueNotFromContractWithCustomerOther
|
21600000 | USD |
CY2018 | us-gaap |
Revenues
Revenues
|
8448200000 | USD |
CY2019 | us-gaap |
Operating Lease Lease Income
OperatingLeaseLeaseIncome
|
4400000 | USD |
CY2019 | es |
Amountof Natural Gas Transmission Purchased From Enbridgeby Yankee Gasand Nstar Gas
AmountofNaturalGasTransmissionPurchasedFromEnbridgebyYankeeGasandNSTARGas
|
62500000 | USD |
CY2019 | us-gaap |
Revenues
Revenues
|
8526500000 | USD |
CY2019 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
1080700000 | USD |
CY2019 | us-gaap |
Tangible Asset Impairment Charges
TangibleAssetImpairmentCharges
|
239600000 | USD |
CY2019 | us-gaap |
Utilities Operating Expense Other
UtilitiesOperatingExpenseOther
|
5615700000 | USD |
CY2019 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
1590500000 | USD |
CY2019 | us-gaap |
Interest Expense
InterestExpense
|
533200000 | USD |
CY2019 | us-gaap |
Investment Income Interest
InvestmentIncomeInterest
|
12800000 | USD |
CY2019 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
120000000.0 | USD |
CY2019 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
273500000 | USD |
CY2019 | us-gaap |
Net Income Loss
NetIncomeLoss
|
916600000 | USD |
CY2019 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
7500000 | USD |
CY2019 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
909100000 | USD |
CY2019Q4 | us-gaap |
Assets
Assets
|
41123900000 | USD |
CY2019 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
2911500000 | USD |
CY2018 | us-gaap |
Revenues
Revenues
|
8448200000 | USD |
CY2018 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
1072000000.0 | USD |
CY2018 | us-gaap |
Utilities Operating Expense Other
UtilitiesOperatingExpenseOther
|
5676300000 | USD |
CY2018 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
1699900000 | USD |
CY2018 | us-gaap |
Interest Expense
InterestExpense
|
498800000 | USD |
CY2017 | us-gaap |
Revenues
Revenues
|
7752000000.0 | USD |
CY2017 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
863800000 | USD |
CY2017 | us-gaap |
Utilities Operating Expense Other
UtilitiesOperatingExpenseOther
|
5000000000.0 | USD |
CY2019 | us-gaap |
Goodwill Period Increase Decrease
GoodwillPeriodIncreaseDecrease
|
4400000000 | USD |
CY2019Q1 | us-gaap |
Revenues
Revenues
|
2415800000 | USD |
CY2018 | us-gaap |
Investment Income Interest
InvestmentIncomeInterest
|
18100000 | USD |
CY2018 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
110300000 | USD |
CY2018 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
289000000.0 | USD |
CY2018 | us-gaap |
Net Income Loss
NetIncomeLoss
|
1040500000 | USD |
CY2018 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
7500000 | USD |
CY2018 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
1033000000.0 | USD |
CY2018Q4 | us-gaap |
Assets
Assets
|
38241300000 | USD |
CY2018 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
2569900000 | USD |
CY2017 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
1888200000 | USD |
CY2017 | us-gaap |
Interest Expense
InterestExpense
|
421800000 | USD |
CY2017 | us-gaap |
Investment Income Interest
InvestmentIncomeInterest
|
8300000 | USD |
CY2017 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
99700000 | USD |
CY2017 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
578900000 | USD |
CY2017 | us-gaap |
Net Income Loss
NetIncomeLoss
|
995500000 | USD |
CY2017 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
7500000 | USD |
CY2017 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
988000000.0 | USD |
CY2017 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
2348100000 | USD |
CY2017 | us-gaap |
Business Acquisitions Pro Forma Revenue
BusinessAcquisitionsProFormaRevenue
|
15900000 | USD |
CY2017 | us-gaap |
Business Acquisitions Pro Forma Income Loss From Continuing Operations Before Changes In Accounting And Extraordinary Items Net Of Tax
BusinessAcquisitionsProFormaIncomeLossFromContinuingOperationsBeforeChangesInAccountingAndExtraordinaryItemsNetOfTax
|
1100000 | USD |
CY2019Q4 | us-gaap |
Goodwill Impairment Loss
GoodwillImpairmentLoss
|
0 | USD |
CY2019Q2 | us-gaap |
Revenues
Revenues
|
1884500000 | USD |
CY2019Q3 | us-gaap |
Revenues
Revenues
|
2175800000 | USD |
CY2019Q4 | us-gaap |
Revenues
Revenues
|
2050400000 | USD |
CY2018Q1 | us-gaap |
Revenues
Revenues
|
2288000000.0 | USD |
CY2018Q2 | us-gaap |
Revenues
Revenues
|
1853900000 | USD |
CY2018Q3 | us-gaap |
Revenues
Revenues
|
2271400000 | USD |
CY2018Q4 | us-gaap |
Revenues
Revenues
|
2034900000 | USD |
CY2019Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
494700000 | USD |
CY2019Q2 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
151000000.0 | USD |
CY2019Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
509200000 | USD |
CY2019Q4 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
435600000 | USD |
CY2018Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
442500000 | USD |
CY2018Q2 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
391400000 | USD |
CY2018Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
466000000.0 | USD |
CY2018Q4 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
400000000.0 | USD |
CY2019Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
310600000 | USD |
CY2019Q2 | us-gaap |
Net Income Loss
NetIncomeLoss
|
33300000 | USD |
CY2019Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
320800000 | USD |
CY2019Q4 | us-gaap |
Net Income Loss
NetIncomeLoss
|
251900000 | USD |
CY2018Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
271400000 | USD |
CY2018Q2 | us-gaap |
Net Income Loss
NetIncomeLoss
|
244600000 | USD |
CY2018Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
291300000 | USD |
CY2018Q4 | us-gaap |
Net Income Loss
NetIncomeLoss
|
233200000 | USD |
CY2019Q1 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
308700000 | USD |
CY2019Q2 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
31500000 | USD |
CY2019Q3 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
318900000 | USD |
CY2019Q4 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
250000000.0 | USD |
CY2018Q1 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
269500000 | USD |
CY2018Q2 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
242800000 | USD |
CY2018Q3 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
289400000 | USD |
CY2018Q4 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
231300000 | USD |
CY2019Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.97 | |
CY2019Q2 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.10 | |
CY2019Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.98 | |
CY2019Q4 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.77 | |
CY2018Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.85 | |
CY2018Q2 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.76 | |
CY2018Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.91 | |
CY2018Q4 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.73 | |
CY2019Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.97 | |
CY2019Q2 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.10 | |
CY2019Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.98 | |
CY2019Q4 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.76 | |
CY2018Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.85 | |
CY2018Q2 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.76 | |
CY2018Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.91 | |
CY2018Q4 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.73 | |
CY2019Q2 | us-gaap |
Tangible Asset Impairment Charges
TangibleAssetImpairmentCharges
|
239600000 | USD |