$NI
NISOURCE INC. Stock $ni

$ni Overview Financials Valuation SEC Filings Company Website

2024 Q2 Form 10-Q Financial Statement

#000111171124000021 Filed on May 08, 2024

Income Statement

Concept	2024 Q2	2024 Q1
Revenue	$1.085B	$1.706B
YoY Change	-0.49%	-13.21%
Cost Of Revenue	$164.7M	$425.0M
YoY Change	-34.62%	-44.45%
Gross Profit	$920.0M	$1.281B
YoY Change	9.77%	6.69%
Gross Profit Margin	84.82%	75.09%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$253.5M	$242.1M
YoY Change	8.75%	17.01%
% of Gross Profit	27.55%	18.89%
Operating Expenses	$678.5M	$697.9M
YoY Change	1.34%	4.18%
Operating Profit	$237.0M	$583.4M
YoY Change	40.57%	9.87%
Interest Expense	$129.3M	$116.3M
YoY Change	-218.95%	6.8%
% of Operating Profit	54.56%	19.93%
Other Income/Expense, Net	-$116.3M	-$107.1M
YoY Change	-58250.0%	-0.28%
Pretax Income	$120.7M	$476.3M
YoY Change	99.83%	12.44%
Income Tax	$17.60M	$76.00M
% Of Pretax Income	14.58%	15.96%
Net Earnings	$85.80M	$365.0M
YoY Change	115.04%	9.61%
Net Earnings / Revenue	7.91%	21.39%
Basic Earnings Per Share	$0.19	$0.77
Diluted Earnings Per Share	$0.19	$0.77
COMMON SHARES
Basic Shares Outstanding	448.3M shares	447.5M shares
Diluted Shares Outstanding	450.2M shares	449.4M shares

Balance Sheet

Concept	2024 Q2	2024 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$101.2M	$102.2M
YoY Change	-33.11%	-3.95%
Cash & Equivalents	$101.2M	$102.2M
Short-Term Investments
Other Short-Term Assets	$138.2M	$161.1M
YoY Change	-76.82%	-42.09%
Inventory	$373.2M	$323.6M
Prepaid Expenses
Receivables	$624.0M	$845.6M
Other Receivables	$13.00M	$43.20M
Total Short-Term Assets	$1.944B	$2.060B
YoY Change	4.68%	-11.83%
LONG-TERM ASSETS
Property, Plant & Equipment	$23.61B	$22.95B
YoY Change	11.51%	13.44%
Goodwill	$1.486B	$1.486B
YoY Change	0.0%	0.0%
Intangibles
YoY Change
Long-Term Investments	$235.8M	$242.3M
YoY Change	-0.59%	6.79%
Other Assets	$4.105B	$4.090B
YoY Change	58.6%	0.66%
Total Long-Term Assets	$27.95B	$27.28B
YoY Change	9.68%	11.26%
TOTAL ASSETS
Total Short-Term Assets	$1.944B	$2.060B
Total Long-Term Assets	$27.95B	$27.28B
Total Assets	$29.90B	$29.34B
YoY Change	9.34%	9.25%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$584.0M	$612.5M
YoY Change	-18.71%	-4.62%
Accrued Expenses	$487.5M	$455.5M
YoY Change	-37.49%	-18.92%
Deferred Revenue	$187.7M	$189.5M
YoY Change	-9.59%	-15.96%
Short-Term Debt	$644.0M	$1.222B
YoY Change	-59.49%	-4.63%
Long-Term Debt Due	$23.40M	$24.00M
YoY Change	-20.41%	-20.79%
Total Short-Term Liabilities	$2.508B	$3.125B
YoY Change	-38.7%	-20.01%
LONG-TERM LIABILITIES
Long-Term Debt	$12.81B	$11.72B
YoY Change	16.42%	14.22%
Other Long-Term Liabilities	$308.3M	$297.7M
YoY Change	-88.55%	-0.27%
Total Long-Term Liabilities	$4.760B	$4.694B
YoY Change	-65.24%	0.32%
TOTAL LIABILITIES
Total Short-Term Liabilities	$2.508B	$3.125B
Total Long-Term Liabilities	$4.760B	$4.694B
Total Liabilities	$7.268B	$7.819B
YoY Change	-63.86%	-8.93%
SHAREHOLDERS EQUITY
Retained Earnings	-$896.2M	-$861.7M
YoY Change	-23.65%	-22.7%
Common Stock	$8.899B	$8.891B
YoY Change	20.46%	20.53%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$99.90M	$99.90M
YoY Change	0.0%	0.0%
Treasury Stock Shares
Shareholders Equity	$7.869B	$7.896B
YoY Change
Total Liabilities & Shareholders Equity	$29.90B	$29.34B
YoY Change	9.34%	9.25%

Cashflow Statement

Concept	2024 Q2	2024 Q1
OPERATING ACTIVITIES
Net Income	$85.80M	$365.0M
YoY Change	115.04%	9.61%
Depreciation, Depletion And Amortization	$253.5M	$242.1M
YoY Change	8.75%	17.01%
Cash From Operating Activities	$445.5M	$456.2M
YoY Change	-12.23%	-33.25%
INVESTING ACTIVITIES
Capital Expenditures	$629.8M	$589.5M
YoY Change	4.13%	5.82%
Acquisitions
YoY Change
Other Investing Activities	-$241.2M	$22.90M
YoY Change	460.93%	-31.44%
Cash From Investing Activities	-$871.0M	-$723.0M
YoY Change	34.46%	-0.66%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	420.9M	-$1.874B
YoY Change	130.0%	-1697.44%
NET CHANGE
Cash From Operating Activities	445.5M	$456.2M
Cash From Investing Activities	-871.0M	-$723.0M
Cash From Financing Activities	420.9M	-$1.874B
Net Change In Cash	-4.600M	-$2.141B
YoY Change	-110.75%	-3036.35%
FREE CASH FLOW
Cash From Operating Activities	$445.5M	$456.2M
Capital Expenditures	$629.8M	$589.5M
Free Cash Flow	-$184.3M	-$133.3M
YoY Change	89.61%	-205.54%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2023Q1	nix	Increase Decrease In Deferred Charges And Other Non Current Assets IncreaseDecreaseInDeferredChargesAndOtherNonCurrentAssets	-12000000.0	usd
CY2023Q1	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-2500000	usd
CY2024Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	456200000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	683400000	usd
CY2024Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	589500000	usd
CY2023Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	557100000	usd
CY2024Q1	nix	Payment To Renewable Generation Asset Developer PaymentToRenewableGenerationAssetDeveloper	110600000	usd
CY2023Q1	nix	Payment To Renewable Generation Asset Developer PaymentToRenewableGenerationAssetDeveloper	137300000	usd
CY2023Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	33400000	usd
CY2024Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-723000000.0	usd
CY2023Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	744200000	usd
CY2024Q1	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	7200000	usd
CY2024Q1	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	1650000000	usd
CY2023Q1	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	0	usd
CY2024Q1	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	-176300000	usd
CY2023Q1	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	-480400000	usd
CY2024Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2700000	usd
CY2023Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	3000000.0	usd
CY2024Q1	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	486100000	usd
CY2024Q1	us-gaap	Redemption Premium RedemptionPremium	-14000000.0	usd
CY2023Q1	us-gaap	Redemption Premium RedemptionPremium	0	usd
CY2024Q1	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	57600000	usd
CY2023Q1	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	11800000	usd
CY2024Q1	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	0	usd
CY2023Q1	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	3600000	usd
CY2024Q1	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	3000000.0	usd
CY2023Q1	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	5300000	usd
CY2024Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	118600000	usd
CY2023Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	103200000	usd
CY2024Q1	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	8100000	usd
CY2023Q1	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	8100000	usd
CY2024Q1	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	0	usd
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CY2023Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	117300000	usd
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CY2024Q1	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	239700000	usd
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CY2024Q1	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	77400000	usd
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CY2023Q1	us-gaap	Interest Expense InterestExpense	108900000	usd
CY2024Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	9200000	usd
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CY2023Q1	us-gaap	Profit Loss ProfitLoss	337800000	usd
CY2024Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	35300000	usd
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CY2024Q1	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	31600000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	22900000	usd
CY2024Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	845600000	usd
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CY2024Q1	us-gaap	Energy Related Inventory Natural Gas In Storage EnergyRelatedInventoryNaturalGasInStorage	70100000	usd
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CY2024Q1	us-gaap	Energy Related Inventory Coal EnergyRelatedInventoryCoal	66300000	usd
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CY2024Q1	nix	Exchange Gas Receivable ExchangeGasReceivable	43200000	usd
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CY2024Q1	us-gaap	Assets Current AssetsCurrent	2060200000	usd
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CY2023Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	2245900000	usd
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CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	4055800000	usd
CY2024Q1	us-gaap	Assets Assets	29338100000	usd
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CY2024Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	750000000	shares
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CY2024Q1	us-gaap	Common Stock Value CommonStockValue	4500000	usd
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CY2024Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
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CY2024Q1	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	20000000	shares
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CY2024Q1	us-gaap	Treasury Stock Value TreasuryStockValue	99900000	usd
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CY2024Q1	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	11724600000	usd
CY2024Q1	us-gaap	Preferred Stock Value Outstanding PreferredStockValueOutstanding	0	usd
CY2023Q4	us-gaap	Treasury Stock Value TreasuryStockValue	99900000	usd
CY2024Q1	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	8886800000	usd
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CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-967000000.0	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-33600000	usd
CY2024Q1	us-gaap	Stockholders Equity StockholdersEquity	7895900000	usd
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CY2024Q1	us-gaap	Minority Interest MinorityInterest	1899000000	usd
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CY2024Q1	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	11724600000	usd
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CY2023Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	23800000	usd
CY2024Q1	us-gaap	Short Term Borrowings ShortTermBorrowings	1222300000	usd
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CY2024Q1	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	189500000	usd
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CY2024Q1	nix	Exchange Gas Payable ExchangeGasPayable	17100000	usd
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CY2024Q1	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	2159500000	usd
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CY2024Q1	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	1482000000	usd
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CY2024Q1	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	509600000	usd
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CY2024Q1	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	4693600000	usd
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CY2024Q1	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	1482000000	usd
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CY2024Q1	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	4693600000	usd
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CY2024Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	29338100000	usd
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CY2024Q1	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	235200000	usd
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CY2024Q1	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	235200000	usd
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CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	140500000	usd
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CY2024Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	102200000	usd
CY2024Q1	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	38300000	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	140500000	usd
CY2024Q1	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-8800000	usd
CY2023Q1	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-2500000	usd
CY2024Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	456200000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	683400000	usd
CY2024Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	589500000	usd
CY2023Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	557100000	usd
CY2024Q1	nix	Payment To Renewable Generation Asset Developer PaymentToRenewableGenerationAssetDeveloper	110600000	usd
CY2023Q1	nix	Payment To Renewable Generation Asset Developer PaymentToRenewableGenerationAssetDeveloper	137300000	usd
CY2024Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	22900000	usd
CY2023Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	33400000	usd
CY2024Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-723000000.0	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-727800000	usd
CY2024Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	644400000	usd
CY2023Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	744200000	usd
CY2024Q1	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	7200000	usd
CY2023Q1	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	8100000	usd
CY2024Q1	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	1650000000	usd
CY2023Q1	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	0	usd
CY2024Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2700000	usd
CY2023Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	3000000.0	usd
CY2024Q1	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	486100000	usd
CY2023Q1	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	usd
CY2024Q1	us-gaap	Redemption Premium RedemptionPremium	-14000000.0	usd
CY2023Q1	us-gaap	Redemption Premium RedemptionPremium	0	usd
CY2024Q1	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	57600000	usd
CY2023Q1	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	11800000	usd
CY2024Q1	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	0	usd
CY2023Q1	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	3600000	usd
CY2024Q1	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	3000000.0	usd
CY2023Q1	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	5300000	usd
CY2024Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	118600000	usd
CY2023Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	103200000	usd
CY2024Q1	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	8100000	usd
CY2023Q1	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	8100000	usd
CY2024Q1	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	0	usd
CY2023Q1	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-16600000	usd
CY2024Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1873800000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	117300000	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-2140600000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	72900000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2281100000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	75400000	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	140500000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	148300000	usd
CY2024Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	102200000	usd
CY2024Q1	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	38300000	usd
CY2024Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	140500000	usd
CY2024Q1	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	239700000	usd
CY2023Q1	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	261100000	usd
CY2024Q1	us-gaap	Dividends Payable Current DividendsPayableCurrent	119000000.0	usd
CY2023Q1	us-gaap	Dividends Payable Current DividendsPayableCurrent	122800000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10136300000	usd
CY2024Q1	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	239700000	usd
CY2023Q1	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	261100000	usd
CY2024Q1	us-gaap	Dividends Payable Current DividendsPayableCurrent	119000000.0	usd
CY2023Q1	us-gaap	Dividends Payable Current DividendsPayableCurrent	122800000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10136300000	usd
CY2024Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	35300000	usd
CY2024Q1	us-gaap	Profit Loss ProfitLoss	400300000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-200000	usd
CY2024Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.53
CY2024Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	237600000	usd
CY2024Q1	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	8100000	usd
CY2024Q1	nix	Stock Issued During The Period Equity Units Value StockIssuedDuringThePeriodEquityUnitsValue	-486100000	usd
CY2024Q1	us-gaap	Preferred Stock Redemption Premium PreferredStockRedemptionPremium	14000000.0	usd
CY2024Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	1400000	usd
CY2024Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	3300000	usd
CY2024Q1	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	2600000	usd
CY2024Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	9794900000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7901800000	usd
CY2023Q1	us-gaap	Profit Loss ProfitLoss	337800000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2400000	usd
CY2023Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.50
CY2023Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	206700000	usd
CY2023Q1	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	27500000	usd
CY2023Q1	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	3600000	usd
CY2023Q1	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	5300000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	1300000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	2600000	usd
CY2023Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8003700000	usd
CY2023Q4	us-gaap	Shares Issued SharesIssued	447382000	shares
CY2024Q1	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	53000	shares
CY2024Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	663000	shares
CY2024Q1	us-gaap	Stock Issued During Period Shares Employee Benefit Plan StockIssuedDuringPeriodSharesEmployeeBenefitPlan	100000	shares
CY2024Q1	nix	Preferred Stock Shares Redeemed PreferredStockSharesRedeemed	0	shares
CY2024Q1	us-gaap	Shares Issued SharesIssued	448198000	shares
CY2023Q1	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	48000	shares
CY2023Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	695000	shares
CY2023Q1	us-gaap	Stock Issued During Period Shares Employee Benefit Plan StockIssuedDuringPeriodSharesEmployeeBenefitPlan	97000	shares
CY2023Q1	us-gaap	Shares Issued SharesIssued	412983000	shares
CY2024Q1	us-gaap	Basis Of Accounting BasisOfAccounting	<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 include the accounts of us, our majority-owned subsidiaries, and VIEs of which we are the primary beneficiary after the elimination of all intercompany accounts and transactions. </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, 2023. 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>
CY2023Q4	us-gaap	Redeemable Noncontrolling Interest Equity Other Carrying Amount RedeemableNoncontrollingInterestEquityOtherCarryingAmount	1360000000	usd
CY2023Q4	us-gaap	Business Acquisition Cost Of Acquired Entity Transaction Costs BusinessAcquisitionCostOfAcquiredEntityTransactionCosts	54700000	usd
CY2024Q1	us-gaap	Dividends Payable Current DividendsPayableCurrent	119000000.0	usd
CY2023Q1	us-gaap	Dividends Payable Current DividendsPayableCurrent	122800000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10136300000	usd
CY2024Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	35300000	usd
CY2024Q1	us-gaap	Profit Loss ProfitLoss	400300000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-200000	usd
CY2024Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.53
CY2024Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	237600000	usd
CY2024Q1	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	8100000	usd
CY2024Q1	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	3000000.0	usd
CY2024Q1	nix	Stock Issued During The Period Equity Units Value StockIssuedDuringThePeriodEquityUnitsValue	-486100000	usd
CY2024Q1	us-gaap	Preferred Stock Redemption Premium PreferredStockRedemptionPremium	14000000.0	usd
CY2024Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	1400000	usd
CY2024Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	3300000	usd
CY2024Q1	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	2600000	usd
CY2024Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	9794900000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7901800000	usd
CY2023Q1	us-gaap	Profit Loss ProfitLoss	337800000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2400000	usd
CY2023Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.50
CY2023Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	206700000	usd
CY2023Q1	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	27500000	usd
CY2023Q1	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	3600000	usd
CY2023Q1	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	5300000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	1300000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	2600000	usd
CY2023Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8003700000	usd
CY2023Q4	us-gaap	Shares Issued SharesIssued	447382000	shares
CY2024Q1	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	53000	shares
CY2024Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	663000	shares
CY2024Q1	us-gaap	Stock Issued During Period Shares Employee Benefit Plan StockIssuedDuringPeriodSharesEmployeeBenefitPlan	100000	shares
CY2024Q1	nix	Preferred Stock Shares Redeemed PreferredStockSharesRedeemed	0	shares
CY2024Q1	us-gaap	Shares Issued SharesIssued	448198000	shares
CY2022Q4	us-gaap	Shares Issued SharesIssued	412143000	shares
CY2023Q1	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	48000	shares
CY2023Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	695000	shares
CY2023Q1	us-gaap	Stock Issued During Period Shares Employee Benefit Plan StockIssuedDuringPeriodSharesEmployeeBenefitPlan	97000	shares
CY2023Q1	us-gaap	Shares Issued SharesIssued	412983000	shares
CY2024Q1	us-gaap	Basis Of Accounting BasisOfAccounting	<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 include the accounts of us, our majority-owned subsidiaries, and VIEs of which we are the primary beneficiary after the elimination of all intercompany accounts and transactions. </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, 2023. 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>
CY2023Q4	us-gaap	Business Acquisition Cost Of Acquired Entity Transaction Costs BusinessAcquisitionCostOfAcquiredEntityTransactionCosts	54700000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	63500000	usd
CY2024Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	35300000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-200000	usd
CY2024Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.53
CY2024Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	237600000	usd
CY2024Q1	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	8100000	usd
CY2024Q1	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	3000000.0	usd
CY2024Q1	nix	Stock Issued During The Period Equity Units Value StockIssuedDuringThePeriodEquityUnitsValue	-486100000	usd
CY2024Q1	us-gaap	Preferred Stock Redemption Premium PreferredStockRedemptionPremium	14000000.0	usd
CY2024Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	1400000	usd
CY2024Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	3300000	usd
CY2024Q1	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	2600000	usd
CY2024Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	9794900000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7901800000	usd
CY2023Q1	us-gaap	Profit Loss ProfitLoss	337800000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2400000	usd
CY2023Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.50
CY2023Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	206700000	usd
CY2023Q1	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	27500000	usd
CY2023Q1	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	3600000	usd
CY2023Q1	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	5300000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	1300000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	6300000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	2600000	usd
CY2023Q4	us-gaap	Shares Issued SharesIssued	447382000	shares
CY2024Q1	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	53000	shares
CY2024Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	663000	shares
CY2024Q1	us-gaap	Stock Issued During Period Shares Employee Benefit Plan StockIssuedDuringPeriodSharesEmployeeBenefitPlan	100000	shares
CY2024Q1	nix	Preferred Stock Shares Redeemed PreferredStockSharesRedeemed	0	shares
CY2024Q1	us-gaap	Shares Issued SharesIssued	448198000	shares
CY2022Q4	us-gaap	Shares Issued SharesIssued	412143000	shares
CY2023Q1	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	48000	shares
CY2023Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	695000	shares
CY2023Q1	us-gaap	Stock Issued During Period Shares Employee Benefit Plan StockIssuedDuringPeriodSharesEmployeeBenefitPlan	97000	shares
CY2023Q1	us-gaap	Shares Issued SharesIssued	412983000	shares
CY2024Q1	us-gaap	Basis Of Accounting BasisOfAccounting	<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 include the accounts of us, our majority-owned subsidiaries, and VIEs of which we are the primary beneficiary after the elimination of all intercompany accounts and transactions. </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, 2023. 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>
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	63500000	usd
CY2024Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	344300000	usd
CY2023Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	319200000	usd
CY2024Q1	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	300000	usd
CY2023Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	319200000	usd
CY2024Q1	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	300000	usd
CY2023Q1	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	200000	usd
CY2024Q1	nix	Net Income Available To Common Shareholders Basic Excluding Participating Securities NetIncomeAvailableToCommonShareholdersBasicExcludingParticipatingSecurities	344000000.0	usd
CY2024Q1	nix	Net Income Available To Common Shareholders Basic Excluding Participating Securities NetIncomeAvailableToCommonShareholdersBasicExcludingParticipatingSecurities	344000000.0	usd
CY2023Q1	nix	Net Income Available To Common Shareholders Basic Excluding Participating Securities NetIncomeAvailableToCommonShareholdersBasicExcludingParticipatingSecurities	319000000.0	usd
CY2024Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1643000000	usd
CY2024Q1	us-gaap	Regulated Operating Revenue Other RegulatedOperatingRevenueOther	63300000	usd
CY2024Q1	us-gaap	Regulated Operating Revenue RegulatedOperatingRevenue	1706300000	usd
CY2023Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1896100000	usd
CY2023Q1	us-gaap	Regulated Operating Revenue Other RegulatedOperatingRevenueOther	69900000	usd
CY2023Q1	us-gaap	Regulated Operating Revenue RegulatedOperatingRevenue	1966000000	usd
CY2023Q4	nix	Customer Accounts Receivable Billed Less Reserve CustomerAccountsReceivableBilledLessReserve	479400000	usd
CY2023Q4	nix	Customer Accounts Receivable Unbilled Less Reserve CustomerAccountsReceivableUnbilledLessReserve	337600000	usd
CY2024Q1	nix	Customer Accounts Receivable Billed Less Reserve CustomerAccountsReceivableBilledLessReserve	552100000	usd
CY2024Q1	nix	Customer Accounts Receivable Unbilled Less Reserve CustomerAccountsReceivableUnbilledLessReserve	263600000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	22900000	usd
CY2024Q1	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	14600000	usd
CY2024Q1	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	10200000	usd
CY2024Q1	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	4300000	usd
CY2024Q1	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	31600000	usd
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	61600000	usd
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	20800000	usd
CY2024Q1	nix	Wind Power Purchase Agreement Purchase Percentage WindPowerPurchaseAgreementPurchasePercentage	1	rate
CY2023	us-gaap	Proceeds From Contributed Capital ProceedsFromContributedCapital	2160000000	usd
CY2023	us-gaap	Proceeds From Contributed Capital ProceedsFromContributedCapital	2160000000	usd
CY2024Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1643000000	usd
CY2024Q1	us-gaap	Regulated Operating Revenue Other RegulatedOperatingRevenueOther	63300000	usd
CY2024Q1	us-gaap	Regulated Operating Revenue RegulatedOperatingRevenue	1706300000	usd
CY2023Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1896100000	usd
CY2023Q1	us-gaap	Regulated Operating Revenue Other RegulatedOperatingRevenueOther	69900000	usd
CY2023Q1	us-gaap	Regulated Operating Revenue RegulatedOperatingRevenue	1966000000	usd
CY2023Q4	nix	Customer Accounts Receivable Billed Less Reserve CustomerAccountsReceivableBilledLessReserve	479400000	usd
CY2023Q4	nix	Customer Accounts Receivable Unbilled Less Reserve CustomerAccountsReceivableUnbilledLessReserve	337600000	usd
CY2024Q1	nix	Customer Accounts Receivable Billed Less Reserve CustomerAccountsReceivableBilledLessReserve	552100000	usd
CY2024Q1	nix	Customer Accounts Receivable Unbilled Less Reserve CustomerAccountsReceivableUnbilledLessReserve	263600000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	22900000	usd
CY2024Q1	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	14600000	usd
CY2024Q1	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	10200000	usd
CY2024Q1	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	4300000	usd
CY2024Q1	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	31600000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	23900000	usd
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	39800000	usd
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	61600000	usd
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	20800000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	22900000	usd
CY2023	us-gaap	Proceeds From Contributed Capital ProceedsFromContributedCapital	2160000000	usd
CY2023	us-gaap	Proceeds From Contributed Capital ProceedsFromContributedCapital	2160000000	usd
CY2023Q4	us-gaap	Redeemable Noncontrolling Interest Equity Other Carrying Amount RedeemableNoncontrollingInterestEquityOtherCarryingAmount	1360000000	usd
CY2023Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	319200000	usd
CY2024Q1	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	300000	usd
CY2023Q1	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	200000	usd
CY2024Q1	nix	Net Income Available To Common Shareholders Basic Excluding Participating Securities NetIncomeAvailableToCommonShareholdersBasicExcludingParticipatingSecurities	344000000.0	usd
CY2024Q1	us-gaap	Dilutive Securities Effect On Basic Earnings Per Share Other DilutiveSecuritiesEffectOnBasicEarningsPerShareOther	0	usd
CY2023Q1	us-gaap	Dilutive Securities Effect On Basic Earnings Per Share Other DilutiveSecuritiesEffectOnBasicEarningsPerShareOther	400000	usd
CY2024Q1	us-gaap	Regulated Operating Revenue Other RegulatedOperatingRevenueOther	63300000	usd
CY2024Q1	us-gaap	Regulated Operating Revenue RegulatedOperatingRevenue	1706300000	usd
CY2023Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1896100000	usd
CY2023Q1	us-gaap	Regulated Operating Revenue Other RegulatedOperatingRevenueOther	69900000	usd
CY2023Q1	us-gaap	Regulated Operating Revenue RegulatedOperatingRevenue	1966000000	usd
CY2023Q4	nix	Customer Accounts Receivable Billed Less Reserve CustomerAccountsReceivableBilledLessReserve	479400000	usd
CY2023Q4	nix	Customer Accounts Receivable Unbilled Less Reserve CustomerAccountsReceivableUnbilledLessReserve	337600000	usd
CY2024Q1	nix	Customer Accounts Receivable Billed Less Reserve CustomerAccountsReceivableBilledLessReserve	552100000	usd
CY2024Q1	nix	Customer Accounts Receivable Unbilled Less Reserve CustomerAccountsReceivableUnbilledLessReserve	263600000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	22900000	usd
CY2024Q1	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	14600000	usd
CY2024Q1	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	10200000	usd
CY2024Q1	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	4300000	usd
CY2024Q1	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	31600000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	23900000	usd
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	39800000	usd
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	61600000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	22900000	usd
CY2024Q1	nix	Wind Power Purchase Agreement Purchase Percentage WindPowerPurchaseAgreementPurchasePercentage	1	rate
CY2023	us-gaap	Proceeds From Contributed Capital ProceedsFromContributedCapital	2160000000	usd
CY2023Q4	us-gaap	Redeemable Noncontrolling Interest Equity Other Carrying Amount RedeemableNoncontrollingInterestEquityOtherCarryingAmount	1360000000	usd
CY2023Q1	nix	Net Income Available To Common Shareholders Basic Excluding Participating Securities NetIncomeAvailableToCommonShareholdersBasicExcludingParticipatingSecurities	319000000.0	usd
CY2024Q1	us-gaap	Dilutive Securities Effect On Basic Earnings Per Share Other DilutiveSecuritiesEffectOnBasicEarningsPerShareOther	0	usd
CY2023Q1	us-gaap	Dilutive Securities Effect On Basic Earnings Per Share Other DilutiveSecuritiesEffectOnBasicEarningsPerShareOther	400000	usd
CY2024Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	344000000.0	usd
CY2024Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	449400000	shares
CY2023Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	447100000	shares
CY2024Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
CY2024Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
CY2023Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
CY2024Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.77
CY2023Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.71
CY2024	us-gaap	Forward Contract Indexed To Issuers Equity Forward Rate ForwardContractIndexedToIssuersEquityForwardRate	25.78
CY2024Q1	us-gaap	Forward Contract Indexed To Issuers Equity Forward Rate ForwardContractIndexedToIssuersEquityForwardRate	25.76
CY2023Q2	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	1000
CY2024Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	25000
CY2024Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	33898837	shares
CY2023Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2024Q1	us-gaap	Transfers Accounted For As Secured Borrowings Associated Liabilities Carrying Amount TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount	0	usd
CY2023Q4	us-gaap	Transfers Accounted For As Secured Borrowings Associated Liabilities Carrying Amount TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount	337600000	usd
CY2023Q4	us-gaap	Termination Loans TerminationLoans	1000000000	usd
CY2023Q4	us-gaap	Termination Loans TerminationLoans	1000000000	usd
CY2023Q4	nix	Second Term Credit Agreement SecondTermCreditAgreement	650000000	usd
CY2023Q4	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0641
CY2023Q4	nix	Second Tca Debt Interest Rate SecondTCADebtInterestRate	0.0650
CY2024Q1	us-gaap	Termination Loans TerminationLoans	1000000000	usd
CY2024Q1	nix	Second Term Credit Agreement SecondTermCreditAgreement	650000000	usd
CY2024Q1	us-gaap	Lifo Inventory Amount LIFOInventoryAmount	27500000	usd
CY2023Q4	us-gaap	Lifo Inventory Amount LIFOInventoryAmount	0	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	600000	usd
CY2023Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	159100000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	400000	usd
CY2023Q1	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.203	rate
CY2024Q1	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2024Q1	nix	Increase Decreasein Effective Tax Rate IncreaseDecreaseinEffectiveTaxRate	-0.043	rate
CY2024Q1	us-gaap	Dilutive Securities Effect On Basic Earnings Per Share Other DilutiveSecuritiesEffectOnBasicEarningsPerShareOther	0	usd
CY2023Q1	us-gaap	Dilutive Securities Effect On Basic Earnings Per Share Other DilutiveSecuritiesEffectOnBasicEarningsPerShareOther	400000	usd
CY2024Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	344000000.0	usd
CY2023Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	319400000	usd
CY2024Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	447900000	shares
CY2023Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	412800000	shares
CY2024Q1	nix	Incremental Common Shares Attributable To Dilutive Effect Of Equity Unit Purchase Contract Payment Balance IncrementalCommonSharesAttributableToDilutiveEffectOfEquityUnitPurchaseContractPaymentBalance	0	shares
CY2023Q1	nix	Incremental Common Shares Attributable To Dilutive Effect Of Equity Unit Purchase Agreements If Converted IncrementalCommonSharesAttributableToDilutiveEffectOfEquityUnitPurchaseAgreementsIfConverted	31200000	shares
CY2024Q1	nix	Incremental Common Shares Attributable To Dilutive Effect Of Equity Unit Purchase Contract Payment Balance IncrementalCommonSharesAttributableToDilutiveEffectOfEquityUnitPurchaseContractPaymentBalance	0	shares
CY2023Q1	nix	Incremental Common Shares Attributable To Dilutive Effect Of Equity Unit Purchase Contract Payment Balance IncrementalCommonSharesAttributableToDilutiveEffectOfEquityUnitPurchaseContractPaymentBalance	1800000	shares
CY2024Q1	us-gaap	Incremental Common Shares Attributable To Contingently Issuable Shares IncrementalCommonSharesAttributableToContingentlyIssuableShares	900000	shares
CY2023Q1	us-gaap	Incremental Common Shares Attributable To Contingently Issuable Shares IncrementalCommonSharesAttributableToContingentlyIssuableShares	800000	shares
CY2024Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	400000	shares
CY2023Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	500000	shares
CY2024Q1	us-gaap	Incremental Common Shares Attributable To Equity Forward Agreements IncrementalCommonSharesAttributableToEquityForwardAgreements	200000	shares
CY2023Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	447100000	shares
CY2024Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
CY2023Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
CY2024Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.77
CY2023Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.71
CY2024	us-gaap	Forward Contract Indexed To Issuers Equity Forward Rate ForwardContractIndexedToIssuersEquityForwardRate	25.78
CY2024Q1	us-gaap	Forward Contract Indexed To Issuers Equity Forward Rate ForwardContractIndexedToIssuersEquityForwardRate	25.76
CY2023Q2	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	1000
CY2024Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	25000
CY2024Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	33898837	shares
CY2023Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2024Q1	us-gaap	Transfers Accounted For As Secured Borrowings Associated Liabilities Carrying Amount TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount	0	usd
CY2023Q4	us-gaap	Transfers Accounted For As Secured Borrowings Associated Liabilities Carrying Amount TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount	337600000	usd
CY2023Q4	us-gaap	Termination Loans TerminationLoans	1000000000	usd
CY2023Q4	us-gaap	Termination Loans TerminationLoans	1000000000	usd
CY2023Q4	nix	Second Term Credit Agreement SecondTermCreditAgreement	650000000	usd
CY2023Q4	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0641
CY2023Q4	nix	Second Tca Debt Interest Rate SecondTCADebtInterestRate	0.0650
CY2024Q1	us-gaap	Termination Loans TerminationLoans	1000000000	usd
CY2024Q1	nix	Second Term Credit Agreement SecondTermCreditAgreement	650000000	usd
CY2024Q1	us-gaap	Lifo Inventory Amount LIFOInventoryAmount	27500000	usd
CY2023Q4	us-gaap	Lifo Inventory Amount LIFOInventoryAmount	0	usd
CY2024Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	344000000.0	usd
CY2023Q1	nix	Incremental Common Shares Attributable To Dilutive Effect Of Equity Unit Purchase Contract Payment Balance IncrementalCommonSharesAttributableToDilutiveEffectOfEquityUnitPurchaseContractPaymentBalance	1800000	shares
CY2024Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	400000	shares
CY2023Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	500000	shares
CY2024Q1	us-gaap	Incremental Common Shares Attributable To Equity Forward Agreements IncrementalCommonSharesAttributableToEquityForwardAgreements	200000	shares
CY2023Q1	us-gaap	Incremental Common Shares Attributable To Equity Forward Agreements IncrementalCommonSharesAttributableToEquityForwardAgreements	0	shares
CY2024Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	449400000	shares
CY2023Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	447100000	shares
CY2024Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
CY2024Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
CY2023Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
CY2024Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.77
CY2023Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.71
CY2024	us-gaap	Forward Contract Indexed To Issuers Equity Forward Rate ForwardContractIndexedToIssuersEquityForwardRate	25.78
CY2024Q1	us-gaap	Forward Contract Indexed To Issuers Equity Forward Rate ForwardContractIndexedToIssuersEquityForwardRate	25.76
CY2023Q2	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	1000
CY2024Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	25000
CY2024Q1	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2024Q1	us-gaap	Transfers Accounted For As Secured Borrowings Associated Liabilities Carrying Amount TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount	0	usd
CY2023Q4	us-gaap	Transfers Accounted For As Secured Borrowings Associated Liabilities Carrying Amount TransfersAccountedForAsSecuredBorrowingsAssociatedLiabilitiesCarryingAmount	337600000	usd
CY2023Q4	us-gaap	Termination Loans TerminationLoans	1000000000	usd
CY2023Q4	us-gaap	Termination Loans TerminationLoans	1000000000	usd
CY2023Q4	nix	Second Term Credit Agreement SecondTermCreditAgreement	650000000	usd
CY2023Q4	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0641
CY2023Q4	nix	Second Tca Debt Interest Rate SecondTCADebtInterestRate	0.0650
CY2024Q1	us-gaap	Termination Loans TerminationLoans	1000000000	usd
CY2024Q1	nix	Second Term Credit Agreement SecondTermCreditAgreement	650000000	usd
CY2024Q1	us-gaap	Lifo Inventory Amount LIFOInventoryAmount	27500000	usd
CY2023Q4	us-gaap	Lifo Inventory Amount LIFOInventoryAmount	0	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	150100000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	800000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	10100000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	600000	usd
CY2023Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	159100000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	400000	usd
CY2024Q1	us-gaap	Depreciation Nonproduction DepreciationNonproduction	3500000	usd
CY2023Q1	us-gaap	Depreciation Nonproduction DepreciationNonproduction	4400000	usd
CY2024Q1	us-gaap	Derivative Asset After Offset Subject To Master Netting Arrangement DerivativeAssetAfterOffsetSubjectToMasterNettingArrangement	9700000	usd
CY2023Q4	us-gaap	Derivative Asset After Offset Subject To Master Netting Arrangement DerivativeAssetAfterOffsetSubjectToMasterNettingArrangement	13900000	usd
CY2024Q1	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	173300000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	600000	usd
CY2024Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	10300000	usd
CY2024Q1	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	400000	usd
CY2024Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	150100000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	169000000.0	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	800000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	10100000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	600000	usd
CY2024Q1	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	11748600000	usd
CY2024Q1	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	10852300000	usd
CY2023Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	11079300000	usd
CY2023Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	10370900000	usd
CY2024Q1	us-gaap	Depreciation Nonproduction DepreciationNonproduction	3500000	usd
CY2023Q1	us-gaap	Depreciation Nonproduction DepreciationNonproduction	4400000	usd
CY2024Q1	us-gaap	Derivative Asset After Offset Subject To Master Netting Arrangement DerivativeAssetAfterOffsetSubjectToMasterNettingArrangement	9700000	usd
CY2023Q4	us-gaap	Derivative Asset After Offset Subject To Master Netting Arrangement DerivativeAssetAfterOffsetSubjectToMasterNettingArrangement	13900000	usd
CY2024Q1	nix	Customer Annual Demand CustomerAnnualDemand	0.20
CY2024Q1	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	173300000	usd
CY2024Q1	us-gaap	Financial Liabilities Fair Value Disclosure FinancialLiabilitiesFairValueDisclosure	13500000	usd
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CY2024Q1	nix	Limitof Gca Volumes LimitofGCAVolumes	0.20
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CY2024Q1	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	173300000	usd
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CY2023Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-34700000	usd
CY2024Q1	us-gaap	Revenues Revenues	1706300000	usd
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CY2024Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Interest PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest	11300000	usd
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CY2024Q1	nix	Pensionand Other Postretirement Non Service Cost PensionandOtherPostretirementNonServiceCost	-2200000	usd
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CY2024Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	9200000	usd
CY2023Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1500000	usd
CY2024Q1	us-gaap	Assets Assets	29338100000	usd
CY2024Q1	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	2500000	usd
CY2023Q1	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	1800000	usd
CY2024Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Interest PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest	11300000	usd
CY2023Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Interest PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest	4800000	usd
CY2023Q1	nix	Pensionand Other Postretirement Non Service Cost PensionandOtherPostretirementNonServiceCost	-3500000	usd
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CY2023Q1	nix	Miscellaneous Non Operating Income Expense MiscellaneousNonOperatingIncomeExpense	-1600000	usd
CY2024Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	9200000	usd
CY2023Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1500000	usd
CY2024Q1	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	2500000	usd
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CY2024Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Interest PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest	11300000	usd
CY2023Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Interest PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest	4800000	usd
CY2024Q1	nix	Pensionand Other Postretirement Non Service Cost PensionandOtherPostretirementNonServiceCost	-2200000	usd
CY2023Q1	nix	Pensionand Other Postretirement Non Service Cost PensionandOtherPostretirementNonServiceCost	-3500000	usd
CY2024Q1	nix	Miscellaneous Non Operating Income Expense MiscellaneousNonOperatingIncomeExpense	-2400000	usd
CY2023Q1	nix	Miscellaneous Non Operating Income Expense MiscellaneousNonOperatingIncomeExpense	-1600000	usd
CY2024Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	9200000	usd
CY2023Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1500000	usd

Files In Submission

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0001111711-24-000021.txt	Edgar Link	pending
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$NI
NISOURCE INC. Stock $ni

2024 Q2 Form 10-Q Financial Statement

#000111171124000021 Filed on May 08, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NI NISOURCE INC. Stock $ni

2024 Q2 Form 10-Q Financial Statement

#000111171124000021 Filed on May 08, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NI
NISOURCE INC. Stock $ni