2020 Q4 Form 10-Q Financial Statement
#000111171120000047 Filed on November 02, 2020
Income Statement
Concept | 2020 Q4 | 2020 Q3 | 2020 Q2 |
---|---|---|---|
Revenue | $1.211B | $902.5M | $962.7M |
YoY Change | -13.33% | -3.11% | -4.72% |
Cost Of Revenue | $315.4M | $143.1M | $188.4M |
YoY Change | -21.99% | -27.25% | -25.68% |
Gross Profit | $1.211B | $902.5M | $962.7M |
YoY Change | -13.33% | -3.11% | -4.72% |
Gross Profit Margin | 100.0% | 100.0% | 100.0% |
Selling, General & Admin | |||
YoY Change | |||
% of Gross Profit | |||
Research & Development | |||
YoY Change | |||
% of Gross Profit | |||
Depreciation & Amortization | $183.5M | $180.6M | $177.5M |
YoY Change | 0.71% | -0.88% | -0.22% |
% of Gross Profit | 15.15% | 20.01% | 18.44% |
Operating Expenses | $666.7M | $630.7M | $598.8M |
YoY Change | 8.18% | -24.96% | 9.49% |
Operating Profit | $218.1M | $92.80M | $91.70M |
YoY Change | -673.95% | 1.98% | -80.22% |
Interest Expense | -$84.50M | $95.20M | $97.00M |
YoY Change | -7.14% | -0.73% | 3.08% |
% of Operating Profit | -38.74% | 102.59% | 105.78% |
Other Income/Expense, Net | $11.10M | -$330.6M | -$90.50M |
YoY Change | -242.31% | 249.47% | -4.13% |
Pretax Income | $144.6M | -$237.8M | $1.200M |
YoY Change | -205.7% | 6505.56% | -99.67% |
Income Tax | $56.80M | -$64.90M | $5.900M |
% Of Pretax Income | 39.28% | 491.67% | |
Net Earnings | $84.40M | -$172.9M | -$4.700M |
YoY Change | -160.59% | -2719.7% | -101.58% |
Net Earnings / Revenue | 6.97% | -19.16% | -0.49% |
Basic Earnings Per Share | $0.18 | -$0.49 | -$0.05 |
Diluted Earnings Per Share | $0.18 | -$0.49 | -$0.05 |
COMMON SHARES | |||
Basic Shares Outstanding | 383.2M shares | 383.8M shares | 383.5M shares |
Diluted Shares Outstanding | 383.8M shares | 383.5M shares |
Balance Sheet
Concept | 2020 Q4 | 2020 Q3 | 2020 Q2 |
---|---|---|---|
SHORT-TERM ASSETS | |||
Cash & Short-Term Investments | $117.0M | $59.00M | $142.0M |
YoY Change | -15.83% | 110.71% | 491.67% |
Cash & Equivalents | $116.5M | $58.60M | $142.2M |
Short-Term Investments | |||
Other Short-Term Assets | $86.00M | $112.6M | $142.6M |
YoY Change | 22.51% | 31.85% | 38.31% |
Inventory | $401.0M | $397.0M | $312.0M |
Prepaid Expenses | |||
Receivables | $791.3M | $521.4M | $545.7M |
Other Receivables | $34.00M | $25.00M | $18.00M |
Total Short-Term Assets | $1.659B | $2.821B | $2.860B |
YoY Change | -10.49% | 104.66% | 81.22% |
LONG-TERM ASSETS | |||
Property, Plant & Equipment | $16.62B | $16.08B | $15.77B |
YoY Change | -1.73% | -2.8% | -2.6% |
Goodwill | $1.486B | $1.486B | $1.486B |
YoY Change | 0.0% | -12.11% | -12.11% |
Intangibles | $0.00 | ||
YoY Change | |||
Long-Term Investments | $252.0M | $238.0M | $229.0M |
YoY Change | 9.57% | 8.18% | 5.05% |
Other Assets | $3.510B | $3.564B | $3.575B |
YoY Change | -4.2% | -12.08% | -11.61% |
Total Long-Term Assets | $20.38B | $19.88B | $19.58B |
YoY Change | -2.04% | -4.21% | -4.02% |
TOTAL ASSETS | |||
Total Short-Term Assets | $1.659B | $2.821B | $2.860B |
Total Long-Term Assets | $20.38B | $19.88B | $19.58B |
Total Assets | $22.04B | $22.70B | $22.44B |
YoY Change | -2.73% | 2.57% | 2.1% |
SHORT-TERM LIABILITIES | |||
YoY Change | |||
Accounts Payable | $589.0M | $410.3M | $402.5M |
YoY Change | -11.56% | -17.09% | -27.11% |
Accrued Expenses | $389.0M | $383.0M | $389.0M |
YoY Change | -31.15% | -29.85% | -28.75% |
Deferred Revenue | $243.3M | $229.2M | $163.1M |
YoY Change | -5.11% | ||
Short-Term Debt | $503.0M | $1.388B | $1.164B |
YoY Change | -71.63% | -14.05% | -44.09% |
Long-Term Debt Due | $23.00M | $21.00M | $16.00M |
YoY Change | 76.92% | 90.91% | 45.45% |
Total Short-Term Liabilities | $2.279B | $3.447B | $3.228B |
YoY Change | -39.15% | 3.21% | -15.37% |
LONG-TERM LIABILITIES | |||
Long-Term Debt | $9.220B | $9.209B | $8.810B |
YoY Change | 17.36% | 17.25% | 23.91% |
Other Long-Term Liabilities | $515.5M | $214.7M | $198.8M |
YoY Change | 125.9% | -4.45% | -10.77% |
Total Long-Term Liabilities | $4.704B | $4.621B | $4.737B |
YoY Change | -7.25% | -9.22% | -6.66% |
TOTAL LIABILITIES | |||
Total Short-Term Liabilities | $2.279B | $3.447B | $3.228B |
Total Long-Term Liabilities | $4.704B | $4.621B | $4.737B |
Total Liabilities | $6.983B | $8.068B | $7.965B |
YoY Change | -20.8% | -4.3% | -10.39% |
SHAREHOLDERS EQUITY | |||
Retained Earnings | -$1.765B | -$1.850B | -$1.577B |
YoY Change | 28.77% | 50.18% | 37.82% |
Common Stock | $6.894B | $6.688B | $6.680B |
YoY Change | 3.36% | 4.01% | 4.04% |
Preferred Stock | |||
YoY Change | |||
Treasury Stock (at cost) | $99.90M | $99.90M | $99.90M |
YoY Change | 0.0% | 0.0% | 0.0% |
Treasury Stock Shares | |||
Shareholders Equity | $5.752B | $5.425B | $5.662B |
YoY Change | |||
Total Liabilities & Shareholders Equity | $22.04B | $22.70B | $22.44B |
YoY Change | -2.73% | 2.57% | 2.1% |
Cashflow Statement
Concept | 2020 Q4 | 2020 Q3 | 2020 Q2 |
---|---|---|---|
OPERATING ACTIVITIES | |||
Net Income | $84.40M | -$172.9M | -$4.700M |
YoY Change | -160.59% | -2719.7% | -101.58% |
Depreciation, Depletion And Amortization | $183.5M | $180.6M | $177.5M |
YoY Change | 0.71% | -0.88% | -0.22% |
Cash From Operating Activities | $245.4M | $150.9M | $337.8M |
YoY Change | -30.18% | -50.62% | -35.91% |
INVESTING ACTIVITIES | |||
Capital Expenditures | -$502.0M | -$508.3M | -$399.4M |
YoY Change | -3.67% | 2.62% | -23.22% |
Acquisitions | |||
YoY Change | |||
Other Investing Activities | $1.023B | -$5.000M | -$2.600M |
YoY Change | -13737.33% | 900.0% | 8.33% |
Cash From Investing Activities | $520.8M | -$513.3M | -$402.0M |
YoY Change | -198.52% | 3.53% | -23.08% |
FINANCING ACTIVITIES | |||
Cash Dividend Paid | |||
YoY Change | |||
Common Stock Issuance & Retirement, Net | |||
YoY Change | |||
Debt Paid & Issued, Net | |||
YoY Change | |||
Cash From Financing Activities | -708.2M | 276.4M | 4.800M |
YoY Change | -345.48% | 41.89% | -103.61% |
NET CHANGE | |||
Cash From Operating Activities | 245.4M | 150.9M | 337.8M |
Cash From Investing Activities | 520.8M | -513.3M | -402.0M |
Cash From Financing Activities | -708.2M | 276.4M | 4.800M |
Net Change In Cash | 58.00M | -86.00M | -59.40M |
YoY Change | -47.94% | -1969.57% | -53.74% |
FREE CASH FLOW | |||
Cash From Operating Activities | $245.4M | $150.9M | $337.8M |
Capital Expenditures | -$502.0M | -$508.3M | -$399.4M |
Free Cash Flow | $747.4M | $659.2M | $737.2M |
YoY Change | -14.35% | -17.69% | -29.61% |
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481000000.0 | USD | |
CY2020Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-0.49 | |
CY2019Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-0.02 | |
us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-0.37 | ||
us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.29 | ||
CY2020Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-0.49 | |
CY2019Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-0.02 | |
us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-0.37 | ||
us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.28 | ||
CY2020Q3 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
383800000 | shares |
CY2019Q3 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
374100000 | shares |
us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
383500000 | shares | |
us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
373800000 | shares | |
CY2020Q3 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
383800000 | shares |
CY2019Q3 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
374100000 | shares |
us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
383500000 | shares | |
us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
375200000 | shares | |
CY2020Q3 | us-gaap |
Profit Loss
ProfitLoss
|
-172900000 | USD |
CY2019Q3 | us-gaap |
Profit Loss
ProfitLoss
|
6600000 | USD |
us-gaap |
Profit Loss
ProfitLoss
|
-102000000.0 | USD | |
us-gaap |
Profit Loss
ProfitLoss
|
522400000 | USD | |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
|
1400000 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
|
700000 | USD |
us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
|
1700000 | USD | |
us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
|
5600000 | USD | |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
26000000.0 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
-50600000 | USD |
us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
-104600000 | USD | |
us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
-100400000 | USD | |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-900000 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-400000 | USD |
us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-1900000 | USD | |
us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-1700000 | USD | |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
28300000 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-49500000 | USD |
us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-101000000.0 | USD | |
us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-93100000 | USD | |
CY2020Q3 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
-144600000 | USD |
CY2019Q3 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
-42900000 | USD |
us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
-203000000.0 | USD | |
us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
429300000 | USD | |
CY2020Q3 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax
|
400000 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax
|
100000 | USD |
us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax
|
500000 | USD | |
us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax
|
1400000 | USD | |
CY2020Q3 | us-gaap |
Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax
|
8600000 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax
|
-16700000 | USD |
us-gaap |
Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax
|
-34600000 | USD | |
us-gaap |
Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax
|
-33200000 | USD | |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
|
-200000 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
|
-100000 | USD |
us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
|
-100000 | USD | |
us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
|
-600000 | USD | |
CY2020Q3 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
20843400000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
24502600000 | USD |
CY2020Q3 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
5659000000.0 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
7609300000 | USD |
CY2020Q3 | nix |
Public Utilities Property Plant And Equipment Plant In Service Net
PublicUtilitiesPropertyPlantAndEquipmentPlantInServiceNet
|
15184400000 | USD |
CY2019Q4 | nix |
Public Utilities Property Plant And Equipment Plant In Service Net
PublicUtilitiesPropertyPlantAndEquipmentPlantInServiceNet
|
16893300000 | USD |
CY2020Q3 | nix |
Public Utilities Property Plant And Equipment Other Property At Cost Less Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyAtCostLessAccumulatedDepreciation
|
894600000 | USD |
CY2019Q4 | nix |
Public Utilities Property Plant And Equipment Other Property At Cost Less Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyAtCostLessAccumulatedDepreciation
|
18900000 | USD |
CY2020Q3 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
16079000000.0 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
16912200000 | USD |
CY2020Q3 | us-gaap |
Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
|
900000 | USD |
CY2019Q4 | us-gaap |
Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
|
1300000 | USD |
CY2020Q3 | us-gaap |
Available For Sale Securities Debt Securities Noncurrent
AvailableForSaleSecuritiesDebtSecuritiesNoncurrent
|
161800000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Securities Debt Securities Noncurrent
AvailableForSaleSecuritiesDebtSecuritiesNoncurrent
|
154200000 | USD |
CY2020Q3 | us-gaap |
Other Long Term Investments
OtherLongTermInvestments
|
75300000 | USD |
CY2019Q4 | us-gaap |
Other Long Term Investments
OtherLongTermInvestments
|
74700000 | USD |
CY2020Q3 | us-gaap |
Investments And Other Noncurrent Assets
InvestmentsAndOtherNoncurrentAssets
|
238000000.0 | USD |
CY2019Q4 | us-gaap |
Investments And Other Noncurrent Assets
InvestmentsAndOtherNoncurrentAssets
|
230200000 | USD |
CY2020Q3 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
58600000 | USD |
CY2019Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
139300000 | USD |
CY2020Q3 | us-gaap |
Restricted Cash And Cash Equivalents
RestrictedCashAndCashEquivalents
|
9000000.0 | USD |
CY2019Q4 | us-gaap |
Restricted Cash And Cash Equivalents
RestrictedCashAndCashEquivalents
|
9100000 | USD |
CY2020Q3 | us-gaap |
Accounts Receivable Gross Current
AccountsReceivableGrossCurrent
|
560700000 | USD |
CY2019Q4 | us-gaap |
Accounts Receivable Gross Current
AccountsReceivableGrossCurrent
|
876100000 | USD |
CY2020Q3 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
39300000 | USD |
CY2019Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
19200000 | USD |
CY2020Q3 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
521400000 | USD |
CY2019Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
856900000 | USD |
CY2020Q3 | us-gaap |
Energy Related Inventory Natural Gas In Storage
EnergyRelatedInventoryNaturalGasInStorage
|
203300000 | USD |
CY2019Q4 | us-gaap |
Energy Related Inventory Natural Gas In Storage
EnergyRelatedInventoryNaturalGasInStorage
|
250900000 | USD |
CY2020Q3 | us-gaap |
Inventory Raw Materials And Supplies
InventoryRawMaterialsAndSupplies
|
127000000.0 | USD |
CY2019Q4 | us-gaap |
Inventory Raw Materials And Supplies
InventoryRawMaterialsAndSupplies
|
120200000 | USD |
CY2020Q3 | us-gaap |
Energy Related Inventory Coal
EnergyRelatedInventoryCoal
|
66200000 | USD |
CY2019Q4 | us-gaap |
Energy Related Inventory Coal
EnergyRelatedInventoryCoal
|
53600000 | USD |
CY2020Q3 | nix |
Exchange Gas Receivable
ExchangeGasReceivable
|
24400000 | USD |
CY2019Q4 | nix |
Exchange Gas Receivable
ExchangeGasReceivable
|
48500000 | USD |
CY2020Q3 | us-gaap |
Assets Of Disposal Group Including Discontinued Operation Current
AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
|
1565700000 | USD |
CY2019Q4 | us-gaap |
Assets Of Disposal Group Including Discontinued Operation Current
AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
|
0 | USD |
CY2020Q3 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
132600000 | USD |
CY2019Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
225700000 | USD |
CY2020Q3 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
112600000 | USD |
CY2019Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
149700000 | USD |
CY2020Q3 | us-gaap |
Assets Current
AssetsCurrent
|
2820800000 | USD |
CY2019Q4 | us-gaap |
Assets Current
AssetsCurrent
|
1853900000 | USD |
CY2020Q3 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
1915600000 | USD |
CY2019Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
2013900000 | USD |
CY2020Q3 | us-gaap |
Goodwill
Goodwill
|
1485900000 | USD |
CY2019Q4 | us-gaap |
Goodwill
Goodwill
|
1485900000 | USD |
CY2020Q3 | nix |
Deferred Charges And Other
DeferredChargesAndOther
|
162200000 | USD |
CY2019Q4 | nix |
Deferred Charges And Other
DeferredChargesAndOther
|
163700000 | USD |
CY2020Q3 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
3563700000 | USD |
CY2019Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
3663500000 | USD |
CY2020Q3 | us-gaap |
Assets
Assets
|
22701500000 | USD |
CY2019Q4 | us-gaap |
Assets
Assets
|
22659800000 | USD |
CY2020Q3 | us-gaap |
Common Stock Value
CommonStockValue
|
3800000 | USD |
CY2019Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
3800000 | USD |
CY2020Q3 | us-gaap |
Preferred Stock Value Outstanding
PreferredStockValueOutstanding
|
880000000.0 | USD |
CY2019Q4 | us-gaap |
Preferred Stock Value Outstanding
PreferredStockValueOutstanding
|
880000000.0 | USD |
CY2020Q3 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
99900000 | USD |
CY2019Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
99900000 | USD |
CY2020Q3 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
6684200000 | USD |
CY2019Q4 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
6666200000 | USD |
CY2020Q3 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
-1849600000 | USD |
CY2019Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
-1370800000 | USD |
CY2020Q3 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-193600000 | USD |
CY2019Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-92600000 | USD |
CY2020Q3 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5424900000 | USD |
CY2019Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5986700000 | USD |
CY2020Q3 | us-gaap |
Long Term Debt And Capital Lease Obligations
LongTermDebtAndCapitalLeaseObligations
|
9208900000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt And Capital Lease Obligations
LongTermDebtAndCapitalLeaseObligations
|
7856200000 | USD |
CY2020Q3 | us-gaap |
Capitalization Longterm Debt And Equity
CapitalizationLongtermDebtAndEquity
|
14633800000 | USD |
CY2019Q4 | us-gaap |
Capitalization Longterm Debt And Equity
CapitalizationLongtermDebtAndEquity
|
13842900000 | USD |
CY2020Q3 | us-gaap |
Long Term Debt And Capital Lease Obligations Current
LongTermDebtAndCapitalLeaseObligationsCurrent
|
21400000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt And Capital Lease Obligations Current
LongTermDebtAndCapitalLeaseObligationsCurrent
|
13400000 | USD |
CY2020Q3 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
1388200000 | USD |
CY2019Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
1773200000 | USD |
CY2020Q3 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
410300000 | USD |
CY2019Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
666000000.0 | USD |
CY2020Q3 | nix |
Common Dividends Payable Current
CommonDividendsPayableCurrent
|
80500000 | USD |
CY2019Q4 | nix |
Common Dividends Payable Current
CommonDividendsPayableCurrent
|
0 | USD |
CY2020Q3 | nix |
Preferred Dividends Payable Current
PreferredDividendsPayableCurrent
|
19400000 | USD |
CY2019Q4 | nix |
Preferred Dividends Payable Current
PreferredDividendsPayableCurrent
|
0 | USD |
CY2020Q3 | us-gaap |
Contract With Customer Liability Current
ContractWithCustomerLiabilityCurrent
|
229200000 | USD |
CY2019Q4 | us-gaap |
Contract With Customer Liability Current
ContractWithCustomerLiabilityCurrent
|
256400000 | USD |
CY2020Q3 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
147100000 | USD |
CY2019Q4 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
231600000 | USD |
CY2020Q3 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
95400000 | USD |
CY2019Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
99400000 | USD |
CY2020Q3 | us-gaap |
Derivative Instruments And Hedges Liabilities
DerivativeInstrumentsAndHedgesLiabilities
|
96900000 | USD |
CY2019Q4 | us-gaap |
Derivative Instruments And Hedges Liabilities
DerivativeInstrumentsAndHedgesLiabilities
|
12600000 | USD |
CY2020Q3 | nix |
Exchange Gas Payable
ExchangeGasPayable
|
46300000 | USD |
CY2019Q4 | nix |
Exchange Gas Payable
ExchangeGasPayable
|
59700000 | USD |
CY2020Q3 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
156000000.0 | USD |
CY2019Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
160200000 | USD |
CY2020Q3 | us-gaap |
Liabilities Of Disposal Group Including Discontinued Operation Current
LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
|
451800000 | USD |
CY2019Q4 | us-gaap |
Liabilities Of Disposal Group Including Discontinued Operation Current
LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
|
0 | USD |
CY2020Q3 | nix |
Legal And Environmental Reserves
LegalAndEnvironmentalReserves
|
17200000 | USD |
CY2019Q4 | nix |
Legal And Environmental Reserves
LegalAndEnvironmentalReserves
|
20100000 | USD |
CY2020Q3 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
141700000 | USD |
CY2019Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
156300000 | USD |
CY2020Q3 | nix |
Accrued Insurance Claims Current
AccruedInsuranceClaimsCurrent
|
26300000 | USD |
CY2019Q4 | nix |
Accrued Insurance Claims Current
AccruedInsuranceClaimsCurrent
|
165400000 | USD |
CY2020Q3 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
119100000 | USD |
CY2019Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
131500000 | USD |
CY2020Q3 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
3446800000 | USD |
CY2019Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
3745800000 | USD |
CY2020Q3 | us-gaap |
Derivative Instruments And Hedges Liabilities Noncurrent
DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent
|
169500000 | USD |
CY2019Q4 | us-gaap |
Derivative Instruments And Hedges Liabilities Noncurrent
DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent
|
134000000.0 | USD |
CY2020Q3 | us-gaap |
Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
|
1439500000 | USD |
CY2019Q4 | us-gaap |
Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
|
1485300000 | USD |
CY2020Q3 | us-gaap |
Accumulated Deferred Investment Tax Credit
AccumulatedDeferredInvestmentTaxCredit
|
8800000 | USD |
CY2019Q4 | us-gaap |
Accumulated Deferred Investment Tax Credit
AccumulatedDeferredInvestmentTaxCredit
|
9700000 | USD |
CY2020Q3 | us-gaap |
Accrued Insurance Noncurrent
AccruedInsuranceNoncurrent
|
82400000 | USD |
CY2019Q4 | us-gaap |
Accrued Insurance Noncurrent
AccruedInsuranceNoncurrent
|
81500000 | USD |
CY2020Q3 | us-gaap |
Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent
|
344400000 | USD |
CY2019Q4 | us-gaap |
Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent
|
373200000 | USD |
CY2020Q3 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
1936800000 | USD |
CY2019Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
2352000000.0 | USD |
CY2020Q3 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
424800000 | USD |
CY2019Q4 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
416900000 | USD |
CY2020Q3 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
214700000 | USD |
CY2019Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
218500000 | USD |
CY2020Q3 | us-gaap |
Liabilities Noncurrent
LiabilitiesNoncurrent
|
4620900000 | USD |
CY2019Q4 | us-gaap |
Liabilities Noncurrent
LiabilitiesNoncurrent
|
5071100000 | USD |
CY2020Q3 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
0 | USD |
CY2019Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
0 | USD |
CY2020Q3 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
22701500000 | USD |
CY2019Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
22659800000 | USD |
us-gaap |
Profit Loss
ProfitLoss
|
-102000000.0 | USD | |
us-gaap |
Profit Loss
ProfitLoss
|
522400000 | USD | |
us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
-243400000 | USD | |
us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD | |
us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
542400000 | USD | |
us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
535200000 | USD | |
us-gaap |
Deferred Income Taxes And Tax Credits
DeferredIncomeTaxesAndTaxCredits
|
-70800000 | USD | |
us-gaap |
Deferred Income Taxes And Tax Credits
DeferredIncomeTaxesAndTaxCredits
|
120400000 | USD | |
us-gaap |
Gain Loss On Sale Of Business
GainLossOnSaleOfBusiness
|
-400200000 | USD | |
us-gaap |
Gain Loss On Sale Of Business
GainLossOnSaleOfBusiness
|
0 | USD | |
us-gaap |
Other Operating Activities Cash Flow Statement
OtherOperatingActivitiesCashFlowStatement
|
13300000 | USD | |
us-gaap |
Other Operating Activities Cash Flow Statement
OtherOperatingActivitiesCashFlowStatement
|
18800000 | USD | |
us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
148600000 | USD | |
us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-146800000 | USD | |
us-gaap |
Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
|
-9900000 | USD | |
us-gaap |
Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
|
70000000.0 | USD | |
nix |
Increase Decrease In Deferred Charges And Other Non Current Assets
IncreaseDecreaseInDeferredChargesAndOtherNonCurrentAssets
|
-24600000 | USD | |
nix |
Increase Decrease In Deferred Charges And Other Non Current Assets
IncreaseDecreaseInDeferredChargesAndOtherNonCurrentAssets
|
-76400000 | USD | |
us-gaap |
Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
|
-4600000 | USD | |
us-gaap |
Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
|
34600000 | USD | |
us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
858600000 | USD | |
us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
1231800000 | USD | |
us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
1292200000 | USD | |
us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
1310000000.0 | USD | |
us-gaap |
Payments For Removal Costs
PaymentsForRemovalCosts
|
102100000 | USD | |
us-gaap |
Payments For Removal Costs
PaymentsForRemovalCosts
|
84500000 | USD | |
us-gaap |
Payments To Acquire Available For Sale Securities Debt
PaymentsToAcquireAvailableForSaleSecuritiesDebt
|
94800000 | USD | |
us-gaap |
Payments To Acquire Available For Sale Securities Debt
PaymentsToAcquireAvailableForSaleSecuritiesDebt
|
104000000.0 | USD | |
us-gaap |
Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
|
88900000 | USD | |
us-gaap |
Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
|
104100000 | USD | |
us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-300000 | USD | |
us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-600000 | USD | |
us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-1399900000 | USD | |
us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-1393800000 | USD | |
us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
2974000000.0 | USD | |
us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
750000000.0 | USD | |
us-gaap |
Repayments Of Long Term Debt And Capital Securities
RepaymentsOfLongTermDebtAndCapitalSecurities
|
1616400000 | USD | |
us-gaap |
Repayments Of Long Term Debt And Capital Securities
RepaymentsOfLongTermDebtAndCapitalSecurities
|
48500000 | USD | |
us-gaap |
Proceeds From Short Term Debt Maturing In More Than Three Months
ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths
|
1350000000.0 | USD | |
us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
10900000 | USD | |
us-gaap |
Proceeds From Short Term Debt Maturing In More Than Three Months
ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths
|
600000000.0 | USD | |
us-gaap |
Repayments Of Short Term Debt Maturing In More Than Three Months
RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths
|
1350000000.0 | USD | |
us-gaap |
Repayments Of Short Term Debt Maturing In More Than Three Months
RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths
|
550000000.0 | USD | |
us-gaap |
Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less
ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess
|
-385000000.0 | USD | |
us-gaap |
Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less
ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess
|
-412100000 | USD | |
us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
11200000 | USD | |
us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-246500000 | USD | |
us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-11900000 | USD | |
us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
241100000 | USD | |
us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
223800000 | USD | |
us-gaap |
Payments Of Dividends Preferred Stock And Preference Stock
PaymentsOfDividendsPreferredStockAndPreferenceStock
|
35700000 | USD | |
us-gaap |
Payments Of Dividends Preferred Stock And Preference Stock
PaymentsOfDividendsPreferredStockAndPreferenceStock
|
36700000 | USD | |
us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
460500000 | USD | |
us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
77900000 | USD | |
us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
|
-80800000 | USD | |
us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
|
-84100000 | USD | |
CY2019Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
148400000 | USD |
CY2018Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
121100000 | USD |
CY2020Q3 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
67600000 | USD |
CY2019Q3 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
37000000.0 | USD |
us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
159600000 | USD | |
us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
187100000 | USD | |
CY2020Q3 | us-gaap |
Dividends Payable Current
DividendsPayableCurrent
|
99900000 | USD |
CY2019Q3 | us-gaap |
Dividends Payable Current
DividendsPayableCurrent
|
94100000 | USD |
us-gaap |
Increase Decrease In Asset Retirement Obligations
IncreaseDecreaseInAssetRetirementObligations
|
70300000 | USD | |
us-gaap |
Increase Decrease In Asset Retirement Obligations
IncreaseDecreaseInAssetRetirementObligations
|
12800000 | USD | |
CY2020Q2 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5661800000 | USD |
CY2020Q3 | us-gaap |
Profit Loss
ProfitLoss
|
-172900000 | USD |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
28300000 | USD |
CY2020Q3 | us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
80600000 | USD |
CY2020Q3 | us-gaap |
Dividends Preferred Stock Cash
DividendsPreferredStockCash
|
19400000 | USD |
CY2020Q3 | us-gaap |
Stock Issued During Period Value Employee Stock Purchase Plan
StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
|
1500000 | USD |
CY2020Q3 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
3200000 | USD |
CY2020Q3 | us-gaap |
Stock Issued During Period Value Employee Benefit Plan
StockIssuedDuringPeriodValueEmployeeBenefitPlan
|
3000000.0 | USD |
CY2020Q3 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5424900000 | USD |
CY2019Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5986700000 | USD |
us-gaap |
Profit Loss
ProfitLoss
|
-102000000.0 | USD | |
us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
-101000000.0 | USD | |
us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
321700000 | USD | |
us-gaap |
Dividends Preferred Stock Cash
DividendsPreferredStockCash
|
55100000 | USD | |
us-gaap |
Stock Issued During Period Value Employee Stock Purchase Plan
StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
|
4200000 | USD | |
us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
3100000 | USD | |
us-gaap |
Stock Issued During Period Value Employee Benefit Plan
StockIssuedDuringPeriodValueEmployeeBenefitPlan
|
10700000 | USD | |
CY2020Q3 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5424900000 | USD |
CY2019Q2 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5976200000 | USD |
CY2019Q3 | us-gaap |
Profit Loss
ProfitLoss
|
6600000 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
-49500000 | USD |
CY2019Q3 | us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
74800000 | USD |
CY2019Q3 | us-gaap |
Dividends Preferred Stock Cash
DividendsPreferredStockCash
|
19400000 | USD |
CY2019Q3 | us-gaap |
Stock Issued During Period Value Employee Stock Purchase Plan
StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
|
1500000 | USD |
CY2019Q3 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
3600000 | USD |
CY2019Q3 | us-gaap |
Stock Issued During Period Value Employee Benefit Plan
StockIssuedDuringPeriodValueEmployeeBenefitPlan
|
4300000 | USD |
CY2019Q3 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5848500000 | USD |
CY2018Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5750900000 | USD |
us-gaap |
Profit Loss
ProfitLoss
|
522400000 | USD | |
us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
-93100000 | USD | |
us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
298600000 | USD | |
us-gaap |
Dividends Preferred Stock Cash
DividendsPreferredStockCash
|
56100000 | USD | |
us-gaap |
Stock Issued During Period Value Employee Stock Purchase Plan
StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
|
4200000 | USD | |
us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
5700000 | USD | |
us-gaap |
Stock Issued During Period Value Employee Benefit Plan
StockIssuedDuringPeriodValueEmployeeBenefitPlan
|
13100000 | USD | |
CY2019Q3 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5848500000 | USD |
CY2020Q2 | us-gaap |
Shares Issued
SharesIssued
|
382917000 | shares |
CY2020Q3 | us-gaap |
Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
|
65000 | shares |
CY2020Q3 | us-gaap |
Stock Issued During Period Shares Share Based Compensation
StockIssuedDuringPeriodSharesShareBasedCompensation
|
2000 | shares |
CY2020Q3 | us-gaap |
Stock Issued During Period Shares Employee Benefit Plan
StockIssuedDuringPeriodSharesEmployeeBenefitPlan
|
130000 | shares |
CY2020Q3 | us-gaap |
Shares Issued
SharesIssued
|
383114000 | shares |
CY2019Q4 | us-gaap |
Shares Issued
SharesIssued
|
382136000 | shares |
us-gaap |
Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
|
171000 | shares | |
us-gaap |
Stock Issued During Period Shares Share Based Compensation
StockIssuedDuringPeriodSharesShareBasedCompensation
|
381000 | shares | |
us-gaap |
Stock Issued During Period Shares Employee Benefit Plan
StockIssuedDuringPeriodSharesEmployeeBenefitPlan
|
426000 | shares | |
CY2020Q3 | us-gaap |
Shares Issued
SharesIssued
|
383114000 | shares |
CY2019Q2 | us-gaap |
Shares Issued
SharesIssued
|
373249000 | shares |
CY2019Q3 | us-gaap |
Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
|
51000 | shares |
CY2019Q3 | us-gaap |
Stock Issued During Period Shares Share Based Compensation
StockIssuedDuringPeriodSharesShareBasedCompensation
|
1000 | shares |
CY2019Q3 | us-gaap |
Stock Issued During Period Shares Employee Benefit Plan
StockIssuedDuringPeriodSharesEmployeeBenefitPlan
|
146000 | shares |
CY2019Q3 | us-gaap |
Shares Issued
SharesIssued
|
373447000 | shares |
CY2018Q4 | us-gaap |
Shares Issued
SharesIssued
|
372363000 | shares |
us-gaap |
Stock Issued During Period Shares Other
StockIssuedDuringPeriodSharesOther
|
0 | shares | |
us-gaap |
Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
|
153000 | shares | |
us-gaap |
Stock Issued During Period Shares Share Based Compensation
StockIssuedDuringPeriodSharesShareBasedCompensation
|
465000 | shares | |
us-gaap |
Stock Issued During Period Shares Employee Benefit Plan
StockIssuedDuringPeriodSharesEmployeeBenefitPlan
|
466000 | shares | |
CY2019Q3 | us-gaap |
Shares Issued
SharesIssued
|
373447000 | shares |
us-gaap |
Basis Of Accounting
BasisOfAccounting
|
Basis of Accounting Presentation<div style="margin-bottom:8pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Our accompanying Condensed Consolidated Financial Statements (unaudited) reflect all normal recurring adjustments that are necessary, in the opinion of management, to present fairly the results of operations in accordance with GAAP in the United States of America. The accompanying financial statements contain our accounts and that of our majority-owned or controlled subsidiaries. </span></div><div style="margin-bottom:8pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The accompanying financial statements should be read in conjunction with the consolidated financial statements and notes thereto included in our Annual Report on Form 10-K for the fiscal year ended December 31, 2019. Income for interim periods may not be indicative of results for the calendar year due to weather variations and other factors.</span></div><div style="margin-bottom:8pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Condensed Consolidated Financial Statements (unaudited) have been prepared pursuant to the rules and regulations of the SEC. Certain information and note disclosures normally included in annual financial statements prepared in accordance with GAAP have been condensed or omitted pursuant to those rules and regulations, although we believe that the disclosures made in this Quarterly Report on Form 10-Q are adequate to make the information herein not misleading.</span></div><div style="margin-bottom:8pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We continue to monitor how COVID-19 is affecting our workforce, customers, suppliers, operations, financial results and cash flow. The extent of the impact in the future will vary and depend on the duration and severity of the impact on the global, national and local economies. See Note 3, “Revenue Recognition,” Note 9, “Regulatory Matters,” and Note 14, “Income Taxes,” for information on COVID-19.</span></div> | ||
us-gaap |
Description Of New Accounting Pronouncements Not Yet Adopted
DescriptionOfNewAccountingPronouncementsNotYetAdopted
|
<div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Recently Issued Accounting Pronouncements</span></div><div style="text-align:justify"><span><br/></span></div><div style="margin-bottom:8pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We are currently evaluating the impact of certain ASUs on our Condensed Consolidated Financial Statements (unaudited) and Notes to Condensed Consolidated Financial Statements (unaudited), which are described below:</span></div><div style="margin-bottom:5pt;margin-top:5pt;text-align:center"><table style="border-collapse:collapse;display:inline-table;vertical-align:top;width:97.807%"><tr><td style="width:1.0%"/><td style="width:18.630%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:26.852%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:18.182%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:31.936%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Standard</span></td><td colspan="3" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Description</span></td><td colspan="3" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Effective Date</span></td><td colspan="3" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Effect on the financial statements or other significant matters</span></td></tr><tr><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">ASU 2018-14, </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:100%">Compensation—Retirement Benefits—Defined Benefit Plans—General (Subtopic 715-20): Disclosure Framework—Changes to the Disclosure Requirements for Defined Benefit Plans</span></div></td><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">This pronouncement modifies the disclosure requirements for defined benefit pension or other postretirement benefit plans. The guidance removes disclosures that are no longer considered cost beneficial, clarifies the specific requirements of disclosures and adds disclosure requirements identified as relevant. The modifications affect annual period disclosures and must be applied on a retrospective basis to all periods presented.</span></td><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Annual periods ending after December 15, 2020. Early adoption is permitted.</span></td><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">We have held discussions with our third-party specialist and identified the disclosure requirements that will impact our Notes to Condensed Consolidated Financial Statements (unaudited). We will adopt this ASU on its effective date.<br/></span></td></tr><tr><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">ASU 2019-12, </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:100%">Income</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:100%">Taxes (Topic 740): Simplifying the Accounting for Income Taxes</span></div></td><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">This pronouncement simplifies the accounting for income taxes by eliminating certain exceptions to the general principles in ASC 740, income taxes. It also improves consistency of application for other areas of the guidance by clarifying and amending existing guidance.</span></td><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Annual periods beginning after December 15, 2020 Early adoption is permitted.</span></td><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">We have evaluated the amendments of this pronouncement and determined it does not have an impact on the Condensed Consolidated Financial Statements (unaudited) and Notes to Condensed Consolidated Financial Statements (unaudited). We continue to monitor the guidance as it relates to new activity or transactions that could impact our Condensed Consolidated Financial Statements (unaudited) and Notes to Condensed Consolidated Financial Statements (unaudited). We expect to adopt this ASU on its effective date.</span></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">ASU 2020-04, </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:100%">Reference Rate Reform (Topic 848): Facilitation of the Effects of Reference Rate Reform on Financial Statements</span></div></td><td colspan="3" style="border-bottom:1pt solid #000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">This pronouncement provides temporary optional expedients and exceptions for applying GAAP principles to contract modifications and hedging relationships to ease the financial reporting burdens of the expected market transition from LIBOR and other interbank offered rates to alternative reference rates.</span></td><td colspan="3" style="border-bottom:1pt solid #000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Upon issuance on March 12, 2020, and will apply though December 31, 2022.</span></td><td colspan="3" style="border-bottom:1pt solid #000;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">We continue to evaluate the temporary expedients and options available under this guidance, and the effects of this pronouncement on our Condensed Consolidated Financial Statements (unaudited) and Notes to Condensed Consolidated Financial Statements (unaudited). We are currently identifying and evaluating contracts that may be impacted. As of September 30, 2020, we have not applied any expedients and options available under this ASU.</span></td></tr></table></div><table style="border-collapse:collapse;display:inline-table;vertical-align:top;width:97.807%"><tr><td style="width:1.0%"/><td style="width:18.630%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:26.852%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:18.182%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:31.936%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Standard</span></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Description</span></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Effective Date</span></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Effect on the financial statements or other significant matters</span></td></tr><tr><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">ASU 2020-06, </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:100%">Debt with Conversion and Other Options (Subtopic 470-20) and Derivative and Hedging - Contracts in Entity's Own Equity (Subtopic 815-40): Accounting for Convertible Instruments and Contracts in an Entity's Own Equity</span></div></td><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">This pronouncement simplifies the accounting for certain financial instruments with characteristics of liabilities and equity, including convertible instruments and contracts on an entity's own equity. Specifically, the ASU "simplifies accounting for convertible instruments by removing major separation models required under current GAAP." In addition, the ASU "removes certain settlement conditions that are required for equity contracts to qualify for it" and "simplifies the diluted earnings per share (EPS) calculations in certain areas."</span></td><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Annual period beginning after December 15, 2021. Early adoption is permitted for annual period beginning after December 15, 2020.</span></td><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">This pronouncement does not impact any securities we currently have on our balance sheet. We will continue to evaluate the effects of this pronouncement on our Condensed Consolidated Financial Statements (unaudited) and Notes to Condensed Consolidated Financial Statements (unaudited) as it pertains to any relevant future activity. We are currently evaluating the timing of our adoption of this ASU.</span></td></tr></table> | ||
nix |
Service Area By County
ServiceAreaByCounty
|
20 | ||
CY2020Q3 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
861500000 | USD |
CY2020Q3 | us-gaap |
Regulated Operating Revenue Other
RegulatedOperatingRevenueOther
|
41000000.0 | USD |
CY2020Q3 | us-gaap |
Regulated Operating Revenue
RegulatedOperatingRevenue
|
902500000 | USD |
CY2019Q3 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
891000000.0 | USD |
CY2019Q3 | us-gaap |
Regulated Operating Revenue Other
RegulatedOperatingRevenueOther
|
40500000 | USD |
CY2019Q3 | us-gaap |
Regulated Operating Revenue
RegulatedOperatingRevenue
|
931500000 | USD |
us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
3320100000 | USD | |
us-gaap |
Regulated Operating Revenue Other
RegulatedOperatingRevenueOther
|
150600000 | USD | |
us-gaap |
Regulated Operating Revenue
RegulatedOperatingRevenue
|
3470700000 | USD | |
us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
3694700000 | USD | |
us-gaap |
Regulated Operating Revenue Other
RegulatedOperatingRevenueOther
|
117000000.0 | USD | |
us-gaap |
Regulated Operating Revenue
RegulatedOperatingRevenue
|
3811700000 | USD | |
CY2019Q4 | nix |
Customer Accounts Receivable Billed Less Reserve
CustomerAccountsReceivableBilledLessReserve
|
466600000 | USD |
CY2019Q4 | nix |
Customer Accounts Receivable Unbilled Less Reserve
CustomerAccountsReceivableUnbilledLessReserve
|
346600000 | USD |
CY2020Q3 | nix |
Customer Accounts Receivable Billed Less Reserve
CustomerAccountsReceivableBilledLessReserve
|
291000000.0 | USD |
CY2020Q3 | nix |
Customer Accounts Receivable Unbilled Less Reserve
CustomerAccountsReceivableUnbilledLessReserve
|
178800000 | USD |
nix |
Increase Decreasein Customer Accounts Receivable Billed Less Reserve
IncreaseDecreaseinCustomerAccountsReceivableBilledLessReserve
|
-175600000 | USD | |
nix |
Increase Decreasein Customer Accounts Receivable Unbilled Less Reserve
IncreaseDecreaseinCustomerAccountsReceivableUnbilledLessReserve
|
-167800000 | USD | |
CY2020Q2 | us-gaap |
Financing Receivable Allowance For Credit Losses
FinancingReceivableAllowanceForCreditLosses
|
31400000 | USD |
CY2020Q3 | us-gaap |
Provision For Loan Lease And Other Losses
ProvisionForLoanLeaseAndOtherLosses
|
10500000 | USD |
CY2020Q3 | us-gaap |
Financing Receivable Allowance For Credit Losses Write Offs
FinancingReceivableAllowanceForCreditLossesWriteOffs
|
4800000 | USD |
CY2020Q3 | us-gaap |
Financing Receivable Allowance For Credit Losses Recovery
FinancingReceivableAllowanceForCreditLossesRecovery
|
2200000 | USD |
CY2020Q3 | us-gaap |
Financing Receivable Allowance For Credit Losses
FinancingReceivableAllowanceForCreditLosses
|
39300000 | USD |
CY2019Q4 | us-gaap |
Financing Receivable Allowance For Credit Losses
FinancingReceivableAllowanceForCreditLosses
|
13000000.0 | USD |
us-gaap |
Provision For Loan Lease And Other Losses
ProvisionForLoanLeaseAndOtherLosses
|
37300000 | USD | |
us-gaap |
Financing Receivable Allowance For Credit Losses Write Offs
FinancingReceivableAllowanceForCreditLossesWriteOffs
|
21100000 | USD | |
us-gaap |
Financing Receivable Allowance For Credit Losses Recovery
FinancingReceivableAllowanceForCreditLossesRecovery
|
10100000 | USD | |
CY2020Q3 | us-gaap |
Financing Receivable Allowance For Credit Losses
FinancingReceivableAllowanceForCreditLosses
|
39300000 | USD |
us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
373796000 | shares | |
us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
141000 | shares | |
us-gaap |
Incremental Common Shares Attributable To Contingently Issuable Shares
IncrementalCommonSharesAttributableToContingentlyIssuableShares
|
919000 | shares | |
us-gaap |
Incremental Common Shares Attributable To Equity Forward Agreements
IncrementalCommonSharesAttributableToEquityForwardAgreements
|
339000 | shares | |
us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
375195000 | shares | |
CY2020Q3 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
600000000 | shares |
CY2020Q3 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
383114130 | shares |
CY2020Q3 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
20000000 | shares |
CY2020Q3 | us-gaap |
Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
|
440000 | shares |
CY2020Q3 | us-gaap |
Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
|
0.01 | |
CY2020Q1 | nix |
Purchase Price
PurchasePrice
|
1100000000.0 | USD |
CY2020Q3 | us-gaap |
Disposal Group Not Discontinued Operation Loss Gain On Write Down
DisposalGroupNotDiscontinuedOperationLossGainOnWriteDown
|
35600000 | USD |
us-gaap |
Disposal Group Not Discontinued Operation Loss Gain On Write Down
DisposalGroupNotDiscontinuedOperationLossGainOnWriteDown
|
400200000 | USD | |
CY2020Q3 | nix |
Plant And Equipment Associated With Schahfer Generating Station Retirement
PlantAndEquipmentAssociatedWithSchahferGeneratingStationRetirement
|
903800000 | USD |
us-gaap |
Increase Decrease In Asset Retirement Obligations
IncreaseDecreaseInAssetRetirementObligations
|
70300000 | USD | |
CY2019 | us-gaap |
Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Period Increase Decrease
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPeriodIncreaseDecrease
|
0 | USD |
CY2020Q3 | nix |
Limitof Gca Volumes
LimitofGCAVolumes
|
0.20 | |
us-gaap |
Derivative Instruments Gain Loss Recognized In Income Ineffective Portion And Amount Excluded From Effectiveness Testing Net
DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet
|
0 | USD | |
CY2019 | us-gaap |
Derivative Instruments Gain Loss Recognized In Income Ineffective Portion And Amount Excluded From Effectiveness Testing Net
DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet
|
0 | USD |
CY2020Q3 | us-gaap |
Assets Fair Value Disclosure
AssetsFairValueDisclosure
|
182200000 | USD |
CY2020Q3 | us-gaap |
Financial Liabilities Fair Value Disclosure
FinancialLiabilitiesFairValueDisclosure
|
266400000 | USD |
CY2019Q4 | us-gaap |
Assets Fair Value Disclosure
AssetsFairValueDisclosure
|
158600000 | USD |
CY2019Q4 | us-gaap |
Financial Liabilities Fair Value Disclosure
FinancialLiabilitiesFairValueDisclosure
|
146600000 | USD |
CY2019 | nix |
Transfersbetween Fair Value Hierarchies
TransfersbetweenFairValueHierarchies
|
0 | USD |
nix |
Transfersbetween Fair Value Hierarchies
TransfersbetweenFairValueHierarchies
|
0 | USD | |
CY2020Q3 | us-gaap |
Debt Securities Available For Sale Allowance For Credit Loss
DebtSecuritiesAvailableForSaleAllowanceForCreditLoss
|
-700000 | USD |
us-gaap |
Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Period Increase Decrease
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPeriodIncreaseDecrease
|
0 | USD | |
CY2020Q3 | us-gaap |
Debt Securities Available For Sale Allowance For Credit Loss
DebtSecuritiesAvailableForSaleAllowanceForCreditLoss
|
-700000 | USD |
CY2020Q3 | us-gaap |
Available For Sale Debt Securities Amortized Cost Basis
AvailableForSaleDebtSecuritiesAmortizedCostBasis
|
156100000 | USD |
CY2020Q3 | us-gaap |
Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax
AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
|
7400000 | USD |
CY2020Q3 | us-gaap |
Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax
AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
|
1000000.0 | USD |
CY2020Q3 | us-gaap |
Debt Securities Available For Sale Allowance For Credit Loss
DebtSecuritiesAvailableForSaleAllowanceForCreditLoss
|
-700000 | USD |
CY2020Q3 | us-gaap |
Available For Sale Securities Debt Securities
AvailableForSaleSecuritiesDebtSecurities
|
161800000 | USD |
CY2019Q4 | us-gaap |
Debt Securities Available For Sale Allowance For Credit Loss
DebtSecuritiesAvailableForSaleAllowanceForCreditLoss
|
0 | USD |
CY2019Q4 | us-gaap |
Debt Securities Available For Sale Allowance For Credit Loss
DebtSecuritiesAvailableForSaleAllowanceForCreditLoss
|
0 | USD |
CY2019Q4 | us-gaap |
Available For Sale Debt Securities Amortized Cost Basis
AvailableForSaleDebtSecuritiesAmortizedCostBasis
|
150100000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax
AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
|
4300000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax
AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
|
200000 | USD |
CY2019Q4 | us-gaap |
Debt Securities Available For Sale Allowance For Credit Loss
DebtSecuritiesAvailableForSaleAllowanceForCreditLoss
|
0 | USD |
CY2019Q4 | us-gaap |
Available For Sale Securities Debt Securities
AvailableForSaleSecuritiesDebtSecurities
|
154200000 | USD |
CY2020Q3 | us-gaap |
Debt Securities Available For Sale Unrealized Loss Position
DebtSecuritiesAvailableForSaleUnrealizedLossPosition
|
0 | USD |
CY2020Q3 | us-gaap |
Available For Sale Securities Continuous Unrealized Loss Position Fair Value
AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
|
20400000 | USD |
CY2019Q4 | us-gaap |
Debt Securities Available For Sale Unrealized Loss Position
DebtSecuritiesAvailableForSaleUnrealizedLossPosition
|
17200000 | USD |
CY2019Q4 | us-gaap |
Available For Sale Securities Continuous Unrealized Loss Position Fair Value
AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
|
12200000 | USD |
CY2020Q3 | us-gaap |
Disposal Group Not Discontinued Operation Loss Gain On Write Down
DisposalGroupNotDiscontinuedOperationLossGainOnWriteDown
|
35600000 | USD |
us-gaap |
Disposal Group Not Discontinued Operation Loss Gain On Write Down
DisposalGroupNotDiscontinuedOperationLossGainOnWriteDown
|
400200000 | USD | |
CY2020Q3 | us-gaap |
Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
|
9230300000 | USD |
CY2020Q3 | us-gaap |
Long Term Debt Fair Value
LongTermDebtFairValue
|
10723500000 | USD |
CY2019Q4 | us-gaap |
Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
|
7869600000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Fair Value
LongTermDebtFairValue
|
8764400000 | USD |
nix |
Numberof Agreements
NumberofAgreements
|
3 | ||
CY2020Q3 | nix |
Trade Receivables Available For Transfer
TradeReceivablesAvailableForTransfer
|
421700000 | USD |
CY2019Q4 | nix |
Trade Receivables Available For Transfer
TradeReceivablesAvailableForTransfer
|
569100000 | USD |
CY2020Q3 | nix |
Trade Receivables Not Transferred
TradeReceivablesNotTransferred
|
190500000 | USD |
CY2019Q4 | nix |
Trade Receivables Not Transferred
TradeReceivablesNotTransferred
|
215900000 | USD |
CY2020Q3 | nix |
Trade Receivables Transferred Net
TradeReceivablesTransferredNet
|
231200000 | USD |
CY2019Q4 | nix |
Trade Receivables Transferred Net
TradeReceivablesTransferredNet
|
353200000 | USD |
CY2020Q3 | us-gaap |
Transfers Accounted For As Secured Borrowings Associated Liabilities Carrying Amount
TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount
|
231200000 | USD |
CY2019Q4 | us-gaap |
Transfers Accounted For As Secured Borrowings Associated Liabilities Carrying Amount
TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount
|
353200000 | USD |
nix |
Cash From Financing Activities Related To Change In Short Term Borrowings Due To Securitization Transactions
CashFromFinancingActivitiesRelatedToChangeInShortTermBorrowingsDueToSecuritizationTransactions
|
122000000.0 | USD | |
nix |
Cash From Financing Activities Related To Change In Short Term Borrowings Due To Securitization Transactions
CashFromFinancingActivitiesRelatedToChangeInShortTermBorrowingsDueToSecuritizationTransactions
|
139100000 | USD | |
CY2020Q3 | nix |
Securitization Transaction Fees
SecuritizationTransactionFees
|
600000 | USD |
CY2019Q3 | nix |
Securitization Transaction Fees
SecuritizationTransactionFees
|
600000 | USD |
nix |
Securitization Transaction Fees
SecuritizationTransactionFees
|
2100000 | USD | |
nix |
Securitization Transaction Fees
SecuritizationTransactionFees
|
2000000.0 | USD | |
CY2020Q3 | us-gaap |
Goodwill
Goodwill
|
1485900000 | USD |
CY2020Q3 | nix |
Working Capital Adjustment
WorkingCapitalAdjustment
|
5300000 | USD |
CY2020Q3 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.273 | Rate |
CY2019Q3 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
2.833 | Rate |
us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.420 | Rate | |
us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.188 | Rate | |
us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.21 | ||
CY2020Q3 | nix |
Increase Decreasein Effective Tax Rate
IncreaseDecreaseinEffectiveTaxRate
|
-2.560 | Rate |
nix |
Increase Decreasein Effective Tax Rate
IncreaseDecreaseinEffectiveTaxRate
|
0.232 | Rate | |
nix |
Changesto Liabilityfor Uncertain Tax Positions
ChangestoLiabilityforUncertainTaxPositions
|
0 | USD | |
CY2020Q3 | nix |
Deferred Payroll Taxes
DeferredPayrollTaxes
|
21700000 | USD |
nix |
Debt Instrument Tendered
DebtInstrumentTendered
|
969300000 | USD | |
CY2020Q3 | us-gaap |
Commercial Paper
CommercialPaper
|
307000000.0 | USD |
CY2019Q4 | us-gaap |
Commercial Paper
CommercialPaper
|
570000000.0 | USD |
CY2020Q3 | us-gaap |
Transfers Accounted For As Secured Borrowings Associated Liabilities Carrying Amount
TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount
|
231200000 | USD |
CY2019Q4 | us-gaap |
Transfers Accounted For As Secured Borrowings Associated Liabilities Carrying Amount
TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount
|
353200000 | USD |
CY2020Q3 | us-gaap |
Commercial Paper
CommercialPaper
|
307000000.0 | USD |
CY2019Q4 | us-gaap |
Commercial Paper
CommercialPaper
|
570000000.0 | USD |
CY2020Q3 | us-gaap |
Transfers Accounted For As Secured Borrowings Associated Liabilities Carrying Amount
TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount
|
231200000 | USD |
CY2019Q4 | us-gaap |
Transfers Accounted For As Secured Borrowings Associated Liabilities Carrying Amount
TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount
|
353200000 | USD |
CY2020Q3 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
1388200000 | USD |
CY2019Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
1773200000 | USD |
CY2020Q3 | us-gaap |
Guaranty Liabilities
GuarantyLiabilities
|
195600000 | USD |
CY2019Q3 | nix |
Proposed Class Action Settlement
ProposedClassActionSettlement
|
143000000 | USD |
CY2020Q3 | nix |
Liability Insurancefor Damages
LiabilityInsuranceforDamages
|
800000000 | USD |
nix |
Proceeds From Insurance Settlement
ProceedsFromInsuranceSettlement
|
800000000 | USD | |
CY2020Q3 | us-gaap |
Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
|
93400000 | USD |
CY2019Q4 | us-gaap |
Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
|
104400000 | USD |
nix |
Coalfired Generating Capacity
CoalfiredGeneratingCapacity
|
2080 | MW | |
nix |
Coalfired Generating Capacity Percentof Total Capacity
CoalfiredGeneratingCapacityPercentofTotalCapacity
|
0.72 | Rate | |
nix |
Coalfired Generating Capacity Percentof Total Coal Fired Capacity
CoalfiredGeneratingCapacityPercentofTotalCoalFiredCapacity
|
1 | Rate | |
CY2020Q3 | nix |
Liability Associated With Schahfer Generating Station Retirement
LiabilityAssociatedWithSchahferGeneratingStationRetirement
|
4600000 | USD |
CY2019Q1 | nix |
Wind Power Purchase Agreement Purchase Percentage
WindPowerPurchaseAgreementPurchasePercentage
|
1 | Rate |
CY2020Q3 | nix |
Future Rfp Capacity
FutureRFPCapacity
|
1400 | MW |
CY2020Q3 | nix |
Wind Power Purchase Agreement Purchase Percentage
WindPowerPurchaseAgreementPurchasePercentage
|
1 | Rate |
nix |
Expenses Other Than Third Party Claims
ExpensesOtherThanThirdPartyClaims
|
441000000 | USD | |
CY2020Q3 | nix |
Liability Insurancefor Damages
LiabilityInsuranceforDamages
|
800000000 | USD |
nix |
Proceeds From Insurance Settlement
ProceedsFromInsuranceSettlement
|
800000000 | USD | |
nix |
Expenses Relatedto Third Party Claims
ExpensesRelatedtoThirdPartyClaims
|
1041000000 | USD | |
CY2020Q3 | nix |
Expenses Relatedto Third Party Claims
ExpensesRelatedtoThirdPartyClaims
|
-3000000 | USD |
nix |
Expenses Relatedto Third Party Claims
ExpensesRelatedtoThirdPartyClaims
|
-5000000 | USD | |
nix |
Expenses Relatedto Third Party Claims
ExpensesRelatedtoThirdPartyClaims
|
1036000000 | USD | |
nix |
Expenses Other Than Third Party Claims
ExpensesOtherThanThirdPartyClaims
|
420000000 | USD | |
CY2020Q3 | nix |
Expenses Other Than Third Party Claims
ExpensesOtherThanThirdPartyClaims
|
5000000 | USD |
nix |
Expenses Other Than Third Party Claims
ExpensesOtherThanThirdPartyClaims
|
21000000 | USD | |
nix |
Expenses Other Than Third Party Claims
ExpensesOtherThanThirdPartyClaims
|
441000000 | USD | |
nix |
Costs Resultingfromthe Greater Lawrence Incident
CostsResultingfromtheGreaterLawrenceIncident
|
1461000000 | USD | |
CY2020Q3 | nix |
Costs Resultingfromthe Greater Lawrence Incident
CostsResultingfromtheGreaterLawrenceIncident
|
2000000 | USD |
nix |
Costs Resultingfromthe Greater Lawrence Incident
CostsResultingfromtheGreaterLawrenceIncident
|
16000000 | USD | |
nix |
Costs Resultingfromthe Greater Lawrence Incident
CostsResultingfromtheGreaterLawrenceIncident
|
1477000000 | USD | |
us-gaap |
Insurance Recoveries
InsuranceRecoveries
|
800000000 | USD | |
CY2020Q3 | us-gaap |
Insurance Recoveries
InsuranceRecoveries
|
0 | USD |
us-gaap |
Insurance Recoveries
InsuranceRecoveries
|
0 | USD | |
us-gaap |
Insurance Recoveries
InsuranceRecoveries
|
800000000 | USD | |
nix |
Greater Lawrence Incident Impacton Operationand Maintenance Expense
GreaterLawrenceIncidentImpactonOperationandMaintenanceExpense
|
661000000 | USD | |
CY2020Q3 | nix |
Greater Lawrence Incident Impacton Operationand Maintenance Expense
GreaterLawrenceIncidentImpactonOperationandMaintenanceExpense
|
2000000 | USD |
nix |
Greater Lawrence Incident Impacton Operationand Maintenance Expense
GreaterLawrenceIncidentImpactonOperationandMaintenanceExpense
|
16000000 | USD | |
nix |
Greater Lawrence Incident Impacton Operationand Maintenance Expense
GreaterLawrenceIncidentImpactonOperationandMaintenanceExpense
|
677000000 | USD | |
nix |
Costs Resultingfromthe Greater Lawrence Incident
CostsResultingfromtheGreaterLawrenceIncident
|
1023000000 | USD | |
CY2020Q3 | us-gaap |
Restructuring And Related Cost Expected Cost1
RestructuringAndRelatedCostExpectedCost1
|
38000000 | USD |
us-gaap |
Other Restructuring Costs
OtherRestructuringCosts
|
23400000 | USD | |
CY2020Q2 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-221900000 | USD |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
28200000 | USD |
CY2020Q3 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
100000 | USD |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
28300000 | USD |
CY2020Q3 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-193600000 | USD |
CY2019Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-92600000 | USD |
us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
-101200000 | USD | |
us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
200000 | USD | |
us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-101000000.0 | USD | |
CY2020Q3 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-193600000 | USD |
CY2019Q2 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-80800000 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
-49600000 | USD |
CY2019Q3 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
100000 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-49500000 | USD |
CY2019Q3 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-130300000 | USD |
CY2018Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-37200000 | USD |
us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
-93900000 | USD | |
us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
800000 | USD | |
us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-93100000 | USD | |
CY2019Q3 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-130300000 | USD |
CY2019Q3 | nix |
Charitable Contributions
CharitableContributions
|
-1100000 | USD |
CY2020Q3 | us-gaap |
Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
|
1300000 | USD |
CY2019Q3 | us-gaap |
Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
|
2100000 | USD |
us-gaap |
Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
|
4400000 | USD | |
us-gaap |
Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
|
5400000 | USD | |
CY2020Q3 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
1800000 | USD |
CY2019Q3 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
2900000 | USD |
us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
4900000 | USD | |
us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
7100000 | USD | |
CY2020Q3 | nix |
Charitable Contributions
CharitableContributions
|
-300000 | USD |
nix |
Charitable Contributions
CharitableContributions
|
-900000 | USD | |
nix |
Charitable Contributions
CharitableContributions
|
-4000000.0 | USD | |
CY2020Q3 | nix |
Pensionand Other Postretirement Non Service Cost
PensionandOtherPostretirementNonServiceCost
|
600000 | USD |
CY2019Q3 | nix |
Pensionand Other Postretirement Non Service Cost
PensionandOtherPostretirementNonServiceCost
|
-2800000 | USD |
nix |
Pensionand Other Postretirement Non Service Cost
PensionandOtherPostretirementNonServiceCost
|
6400000 | USD | |
nix |
Pensionand Other Postretirement Non Service Cost
PensionandOtherPostretirementNonServiceCost
|
-8700000 | USD | |
CY2020Q3 | nix |
Sale Of Emission Reduction Credits
SaleOfEmissionReductionCredits
|
4600000 | USD |
CY2019Q3 | nix |
Sale Of Emission Reduction Credits
SaleOfEmissionReductionCredits
|
0 | USD |
nix |
Sale Of Emission Reduction Credits
SaleOfEmissionReductionCredits
|
4600000 | USD | |
nix |
Sale Of Emission Reduction Credits
SaleOfEmissionReductionCredits
|
0 | USD | |
CY2020Q3 | nix |
Miscellaneous Non Operating Income Expense
MiscellaneousNonOperatingIncomeExpense
|
0 | USD |
CY2019Q3 | nix |
Miscellaneous Non Operating Income Expense
MiscellaneousNonOperatingIncomeExpense
|
200000 | USD |
nix |
Miscellaneous Non Operating Income Expense
MiscellaneousNonOperatingIncomeExpense
|
500000 | USD | |
nix |
Miscellaneous Non Operating Income Expense
MiscellaneousNonOperatingIncomeExpense
|
500000 | USD | |
CY2020Q3 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
8000000.0 | USD |
CY2019Q3 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
1300000 | USD |
us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
19900000 | USD | |
CY2020Q3 | us-gaap |
Revenues
Revenues
|
902500000 | USD |
CY2019Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
91000000.0 | USD |
us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
332700000 | USD | |
us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
300000 | USD | |
us-gaap |
Number Of Reportable Segments
NumberOfReportableSegments
|
2 | ||
nix |
Service Area By County
ServiceAreaByCounty
|
20 | ||
CY2019Q3 | us-gaap |
Revenues
Revenues
|
931500000 | USD |
us-gaap |
Revenues
Revenues
|
3470700000 | USD | |
us-gaap |
Revenues
Revenues
|
3811700000 | USD | |
CY2020Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
92800000 | USD |
us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
928700000 | USD |