10-Q Filing

SOUTHWEST GAS HOLDINGS, INC. CIK: 1692115 Q2 2024

Filing Information

Form Type	10-Q
Accession Number	`0001692115-24-000099`
Period End Date	20240630
Filing Date	20240806
Fiscal Year	2024
Fiscal Period	Q2
XBRL Instance	swx-20240630_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 190 Income Statement 184 Cash Flow Statement 180 Stockholders Equity 30 Comprehensive Income 80

Balance Sheet 190 line items

Line Item	Tag	Value	Unit	Period
Common stock, par (in USD per share)	`CommonStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Common stock, par (in USD per share)	`CommonStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Common stock, par (in USD per share)	`CommonStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Common stock, par (in USD per share)	`CommonStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Gas plant	`PublicUtilitiesPropertyPlantandEquipmentGasPlant`	$10.14B	USD	Point-in-time
Gas plant	`PublicUtilitiesPropertyPlantandEquipmentGasPlant`	$10.14B	USD	Point-in-time
Common stock, issued (in shares)	`CommonStockSharesIssued`	71.71M	shares	Point-in-time
Common stock, issued (in shares)	`CommonStockSharesIssued`	71.71M	shares	Point-in-time
Gas plant	`PublicUtilitiesPropertyPlantandEquipmentGasPlant`	$10.46B	USD	Point-in-time
Gas plant	`PublicUtilitiesPropertyPlantandEquipmentGasPlant`	$10.46B	USD	Point-in-time
Common stock, issued (in shares)	`CommonStockSharesIssued`	71.56M	shares	Point-in-time
Common stock, issued (in shares)	`CommonStockSharesIssued`	71.56M	shares	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	71.71M	shares	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	71.71M	shares	Point-in-time
Less: accumulated depreciation	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$2.90B	USD	Point-in-time
Less: accumulated depreciation	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$2.90B	USD	Point-in-time
Less: accumulated depreciation	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$2.82B	USD	Point-in-time
Less: accumulated depreciation	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$2.82B	USD	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	71.56M	shares	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	71.56M	shares	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$200.55M	USD	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$200.55M	USD	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$226.21M	USD	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$226.21M	USD	Point-in-time
Net regulated operations plant	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$7.79B	USD	Point-in-time
Net regulated operations plant	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$7.79B	USD	Point-in-time
Net regulated operations plant	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$7.52B	USD	Point-in-time
Net regulated operations plant	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$7.52B	USD	Point-in-time
Other property and investments, net	`OtherPropertyAndInvestments`	$1.27B	USD	Point-in-time
Other property and investments, net	`OtherPropertyAndInvestments`	$1.27B	USD	Point-in-time
Other property and investments, net	`OtherPropertyAndInvestments`	$1.23B	USD	Point-in-time
Other property and investments, net	`OtherPropertyAndInvestments`	$1.23B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$106.54M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$106.54M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$599.64M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$599.64M	USD	Point-in-time
Accounts receivable, net of allowance	`AccountsReceivableNetCurrent`	$886.55M	USD	Point-in-time
Accounts receivable, net of allowance	`AccountsReceivableNetCurrent`	$886.55M	USD	Point-in-time
Accounts receivable, net of allowance	`AccountsReceivableNetCurrent`	$796.24M	USD	Point-in-time
Accounts receivable, net of allowance	`AccountsReceivableNetCurrent`	$796.24M	USD	Point-in-time
Accrued utility revenue	`AccruedUtilityRevenue`	$93.00M	USD	Point-in-time
Accrued utility revenue	`AccruedUtilityRevenue`	$93.00M	USD	Point-in-time
Accrued utility revenue	`AccruedUtilityRevenue`	$46.40M	USD	Point-in-time
Accrued utility revenue	`AccruedUtilityRevenue`	$46.40M	USD	Point-in-time
Income taxes receivable, net	`IncomeTaxesReceivable`	$1.94M	USD	Point-in-time
Income taxes receivable, net	`IncomeTaxesReceivable`	$1.94M	USD	Point-in-time
Income taxes receivable, net	`IncomeTaxesReceivable`	$9.66M	USD	Point-in-time
Income taxes receivable, net	`IncomeTaxesReceivable`	$9.66M	USD	Point-in-time
Deferred purchased gas costs	`DeferredGasCost`	$39.78M	USD	Point-in-time
Deferred purchased gas costs	`DeferredGasCost`	$39.78M	USD	Point-in-time
Deferred purchased gas costs	`DeferredGasCost`	$552.88M	USD	Point-in-time
Deferred purchased gas costs	`DeferredGasCost`	$552.88M	USD	Point-in-time
Prepaid and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$239.89M	USD	Point-in-time
Prepaid and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$239.89M	USD	Point-in-time
Prepaid and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$218.83M	USD	Point-in-time
Prepaid and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$218.83M	USD	Point-in-time
Current assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	-	USD	Point-in-time
Current assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	-	USD	Point-in-time
Current assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	$21.38M	USD	Point-in-time
Current assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	$21.38M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.88B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.88B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.73B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.73B	USD	Point-in-time
Goodwill	`Goodwill`	$786.17M	USD	Point-in-time
Goodwill	`Goodwill`	$786.17M	USD	Point-in-time
Goodwill	`Goodwill`	$789.73M	USD	Point-in-time
Goodwill	`Goodwill`	$789.73M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$463.00K	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$463.00K	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$2.17M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$2.17M	USD	Point-in-time
Deferred charges and other assets	`OtherAssetsNoncurrent`	$414.01M	USD	Point-in-time
Deferred charges and other assets	`OtherAssetsNoncurrent`	$414.01M	USD	Point-in-time
Deferred charges and other assets	`OtherAssetsNoncurrent`	$442.02M	USD	Point-in-time
Deferred charges and other assets	`OtherAssetsNoncurrent`	$442.02M	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment`	$1.20B	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment`	$1.20B	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment`	$1.23B	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment`	$1.23B	USD	Point-in-time
Total assets	`Assets`	$11.87B	USD	Point-in-time
Total assets	`Assets`	$11.87B	USD	Point-in-time
Total assets	`Assets`	$11.99B	USD	Point-in-time
Total assets	`Assets`	$11.99B	USD	Point-in-time
Common stock, $1 par (authorized - 120,000,000 shares; issued and outstanding - 71,709,298 and 71,563,750 shares)	`CommonStockValue`	$73.34M	USD	Point-in-time
Common stock, $1 par (authorized - 120,000,000 shares; issued and outstanding - 71,709,298 and 71,563,750 shares)	`CommonStockValue`	$73.34M	USD	Point-in-time
Common stock, $1 par (authorized - 120,000,000 shares; issued and outstanding - 71,709,298 and 71,563,750 shares)	`CommonStockValue`	$73.19M	USD	Point-in-time
Common stock, $1 par (authorized - 120,000,000 shares; issued and outstanding - 71,709,298 and 71,563,750 shares)	`CommonStockValue`	$73.19M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$2.54B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$2.54B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$2.71B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$2.71B	USD	Point-in-time
Accumulated other comprehensive loss, net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-45.62M	USD	Point-in-time
Accumulated other comprehensive loss, net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-45.62M	USD	Point-in-time
Accumulated other comprehensive loss, net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-43.79M	USD	Point-in-time
Accumulated other comprehensive loss, net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-43.79M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$738.84M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$738.84M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$755.37M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$755.37M	USD	Point-in-time
Total equity	`StockholdersEquity`	$3.31B	USD	Point-in-time
Total equity	`StockholdersEquity`	$3.31B	USD	Point-in-time
Total equity	`StockholdersEquity`	$3.49B	USD	Point-in-time
Total equity	`StockholdersEquity`	$3.49B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	-	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	-	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$174.20M	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$174.20M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.26B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.26B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.31B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.31B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.67B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.67B	USD	Point-in-time
Redeemable noncontrolling interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$7.67M	USD	Point-in-time
Redeemable noncontrolling interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$7.67M	USD	Point-in-time
Redeemable noncontrolling interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$104.67M	USD	Point-in-time
Redeemable noncontrolling interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$104.67M	USD	Point-in-time
Long-term debt, less current maturities	`LongTermDebtNoncurrent`	$5.06B	USD	Point-in-time
Long-term debt, less current maturities	`LongTermDebtNoncurrent`	$5.06B	USD	Point-in-time
Long-term debt, less current maturities	`LongTermDebtNoncurrent`	$4.61B	USD	Point-in-time
Long-term debt, less current maturities	`LongTermDebtNoncurrent`	$4.61B	USD	Point-in-time
Total capitalization	`CapitalizationLongtermDebtAndEquity`	$8.02B	USD	Point-in-time
Total capitalization	`CapitalizationLongtermDebtAndEquity`	$8.02B	USD	Point-in-time
Total capitalization	`CapitalizationLongtermDebtAndEquity`	$8.74B	USD	Point-in-time
Total capitalization	`CapitalizationLongtermDebtAndEquity`	$8.74B	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$31.19M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$31.19M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$42.55M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$42.55M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$628.50M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$628.50M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$111.00M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$111.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$264.29M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$264.29M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$346.91M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$346.91M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$57.40M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$57.40M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$48.46M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$48.46M	USD	Point-in-time
Income taxes payable, net	`IncomeTaxesPayableNet`	$2.24M	USD	Point-in-time
Income taxes payable, net	`IncomeTaxesPayableNet`	$2.24M	USD	Point-in-time
Income taxes payable, net	`IncomeTaxesPayableNet`	$817.00K	USD	Point-in-time
Income taxes payable, net	`IncomeTaxesPayableNet`	$817.00K	USD	Point-in-time
Accrued general taxes	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$63.77M	USD	Point-in-time
Accrued general taxes	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$63.77M	USD	Point-in-time
Accrued general taxes	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$58.05M	USD	Point-in-time
Accrued general taxes	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$58.05M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$36.60M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$36.60M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$36.58M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$36.58M	USD	Point-in-time
Deferred purchased gas costs	`DeferredGasPurchasesCurrent`	-	USD	Point-in-time
Deferred purchased gas costs	`DeferredGasPurchasesCurrent`	-	USD	Point-in-time
Deferred purchased gas costs	`DeferredGasPurchasesCurrent`	$121.32M	USD	Point-in-time
Deferred purchased gas costs	`DeferredGasPurchasesCurrent`	$121.32M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$522.95M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$522.95M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$408.36M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$408.36M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.10B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.10B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.68B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.68B	USD	Point-in-time
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndUnamortizedInvestmentTaxCredits`	$792.24M	USD	Point-in-time
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndUnamortizedInvestmentTaxCredits`	$792.24M	USD	Point-in-time
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndUnamortizedInvestmentTaxCredits`	$753.00M	USD	Point-in-time
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndUnamortizedInvestmentTaxCredits`	$753.00M	USD	Point-in-time
Accumulated removal costs	`OtherAccruedLiabilitiesNoncurrent`	$458.00M	USD	Point-in-time
Accumulated removal costs	`OtherAccruedLiabilitiesNoncurrent`	$458.00M	USD	Point-in-time
Accumulated removal costs	`OtherAccruedLiabilitiesNoncurrent`	$463.00M	USD	Point-in-time
Accumulated removal costs	`OtherAccruedLiabilitiesNoncurrent`	$463.00M	USD	Point-in-time
Other deferred credits and other long-term liabilities	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$949.51M	USD	Point-in-time
Other deferred credits and other long-term liabilities	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$949.51M	USD	Point-in-time
Other deferred credits and other long-term liabilities	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$895.73M	USD	Point-in-time
Other deferred credits and other long-term liabilities	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$895.73M	USD	Point-in-time
Total deferred income taxes and other credits	`OtherLiabilitiesNoncurrent`	$2.15B	USD	Point-in-time
Total deferred income taxes and other credits	`OtherLiabilitiesNoncurrent`	$2.15B	USD	Point-in-time
Total deferred income taxes and other credits	`OtherLiabilitiesNoncurrent`	$2.16B	USD	Point-in-time
Total deferred income taxes and other credits	`OtherLiabilitiesNoncurrent`	$2.16B	USD	Point-in-time
Total capitalization and liabilities	`LiabilitiesAndStockholdersEquity`	$11.99B	USD	Point-in-time
Total capitalization and liabilities	`LiabilitiesAndStockholdersEquity`	$11.99B	USD	Point-in-time
Total capitalization and liabilities	`LiabilitiesAndStockholdersEquity`	$11.87B	USD	Point-in-time
Total capitalization and liabilities	`LiabilitiesAndStockholdersEquity`	$11.87B	USD	Point-in-time

Income Statement 184 line items

Line Item	Tag	Value	Unit	Period
Regulated operations revenues	`RegulatedOperatingRevenueGas`	$510.09M	USD	1 Quarter
Regulated operations revenues	`RegulatedOperatingRevenueGas`	$510.09M	USD	1 Quarter
Regulated operations revenues	`RegulatedOperatingRevenueGas`	$1.44B	USD	2 Qtrs
Regulated operations revenues	`RegulatedOperatingRevenueGas`	$1.44B	USD	2 Qtrs
Regulated operations revenues	`RegulatedOperatingRevenueGas`	$1.56B	USD	2 Qtrs
Regulated operations revenues	`RegulatedOperatingRevenueGas`	$1.56B	USD	2 Qtrs
Regulated operations revenues	`RegulatedOperatingRevenueGas`	$487.87M	USD	1 Quarter
Regulated operations revenues	`RegulatedOperatingRevenueGas`	$487.87M	USD	1 Quarter
Utility infrastructure services revenues	`RegulatedOperatingRevenueUtilityInfrastructureServices`	$805.78M	USD	1 Quarter
Utility infrastructure services revenues	`RegulatedOperatingRevenueUtilityInfrastructureServices`	$805.78M	USD	1 Quarter
Utility infrastructure services revenues	`RegulatedOperatingRevenueUtilityInfrastructureServices`	$1.46B	USD	2 Qtrs
Utility infrastructure services revenues	`RegulatedOperatingRevenueUtilityInfrastructureServices`	$1.46B	USD	2 Qtrs
Utility infrastructure services revenues	`RegulatedOperatingRevenueUtilityInfrastructureServices`	$1.20B	USD	2 Qtrs
Utility infrastructure services revenues	`RegulatedOperatingRevenueUtilityInfrastructureServices`	$1.20B	USD	2 Qtrs
Utility infrastructure services revenues	`RegulatedOperatingRevenueUtilityInfrastructureServices`	$672.08M	USD	1 Quarter
Utility infrastructure services revenues	`RegulatedOperatingRevenueUtilityInfrastructureServices`	$672.08M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.76B	USD	2 Qtrs
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.76B	USD	2 Qtrs
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$1.29B	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$1.29B	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.90B	USD	2 Qtrs
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.90B	USD	2 Qtrs
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$1.18B	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$1.18B	USD	1 Quarter
Net cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$872.48M	USD	2 Qtrs
Net cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$872.48M	USD	2 Qtrs
Net cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$231.05M	USD	1 Quarter
Net cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$231.05M	USD	1 Quarter
Net cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$738.59M	USD	2 Qtrs
Net cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$738.59M	USD	2 Qtrs
Net cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$242.48M	USD	1 Quarter
Net cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$242.48M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$277.70M	USD	2 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$277.70M	USD	2 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$134.62M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$134.62M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$128.79M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$128.79M	USD	1 Quarter
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$269.77M	USD	2 Qtrs
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$269.77M	USD	2 Qtrs
Depreciation and amortization	`DepreciationAndAmortization`	$111.70M	USD	1 Quarter
Depreciation and amortization	`DepreciationAndAmortization`	$111.70M	USD	1 Quarter
Depreciation and amortization	`DepreciationAndAmortization`	$224.22M	USD	2 Qtrs
Depreciation and amortization	`DepreciationAndAmortization`	$224.22M	USD	2 Qtrs
Depreciation and amortization	`DepreciationAndAmortization`	$215.21M	USD	2 Qtrs
Depreciation and amortization	`DepreciationAndAmortization`	$215.21M	USD	2 Qtrs
Depreciation and amortization	`DepreciationAndAmortization`	$96.07M	USD	1 Quarter
Depreciation and amortization	`DepreciationAndAmortization`	$96.07M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$21.23M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$21.23M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$21.60M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$21.60M	USD	1 Quarter
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$44.13M	USD	2 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$44.13M	USD	2 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$45.83M	USD	2 Qtrs
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$45.83M	USD	2 Qtrs
Utility infrastructure services expenses	`CostOfGoodsAndServicesSold`	$1.12B	USD	2 Qtrs
Utility infrastructure services expenses	`CostOfGoodsAndServicesSold`	$1.12B	USD	2 Qtrs
Utility infrastructure services expenses	`CostOfGoodsAndServicesSold`	$715.72M	USD	1 Quarter
Utility infrastructure services expenses	`CostOfGoodsAndServicesSold`	$715.72M	USD	1 Quarter
Utility infrastructure services expenses	`CostOfGoodsAndServicesSold`	$604.54M	USD	1 Quarter
Utility infrastructure services expenses	`CostOfGoodsAndServicesSold`	$604.54M	USD	1 Quarter
Utility infrastructure services expenses	`CostOfGoodsAndServicesSold`	$1.32B	USD	2 Qtrs
Utility infrastructure services expenses	`CostOfGoodsAndServicesSold`	$1.32B	USD	2 Qtrs
Goodwill impairment and loss on sale	`GoodwillImpairmentAndLossOnSale`	-	USD	2 Qtrs
Goodwill impairment and loss on sale	`GoodwillImpairmentAndLossOnSale`	-	USD	2 Qtrs
Goodwill impairment and loss on sale	`GoodwillImpairmentAndLossOnSale`	-	USD	1 Quarter
Goodwill impairment and loss on sale	`GoodwillImpairmentAndLossOnSale`	-	USD	1 Quarter
Goodwill impairment and loss on sale	`GoodwillImpairmentAndLossOnSale`	-	USD	1 Quarter
Goodwill impairment and loss on sale	`GoodwillImpairmentAndLossOnSale`	-	USD	1 Quarter
Goodwill impairment and loss on sale	`GoodwillImpairmentAndLossOnSale`	$71.23M	USD	2 Qtrs
Goodwill impairment and loss on sale	`GoodwillImpairmentAndLossOnSale`	$71.23M	USD	2 Qtrs
Total operating expenses	`CostsAndExpenses`	$1.10B	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$1.10B	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$2.52B	USD	2 Qtrs
Total operating expenses	`CostsAndExpenses`	$2.52B	USD	2 Qtrs
Total operating expenses	`CostsAndExpenses`	$1.21B	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$1.21B	USD	1 Quarter
Total operating expenses	`CostsAndExpenses`	$2.68B	USD	2 Qtrs
Total operating expenses	`CostsAndExpenses`	$2.68B	USD	2 Qtrs
Operating income	`OperatingIncomeLoss`	$84.77M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$84.77M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$83.22M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$83.22M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$219.97M	USD	2 Qtrs
Operating income	`OperatingIncomeLoss`	$219.97M	USD	2 Qtrs
Operating income	`OperatingIncomeLoss`	$241.35M	USD	2 Qtrs
Operating income	`OperatingIncomeLoss`	$241.35M	USD	2 Qtrs
Net interest deductions	`InterestExpenseNonoperating`	$73.77M	USD	1 Quarter
Net interest deductions	`InterestExpenseNonoperating`	$73.77M	USD	1 Quarter
Net interest deductions	`InterestExpenseNonoperating`	$146.68M	USD	2 Qtrs
Net interest deductions	`InterestExpenseNonoperating`	$146.68M	USD	2 Qtrs
Net interest deductions	`InterestExpenseNonoperating`	$145.37M	USD	2 Qtrs
Net interest deductions	`InterestExpenseNonoperating`	$145.37M	USD	2 Qtrs
Net interest deductions	`InterestExpenseNonoperating`	$69.35M	USD	1 Quarter
Net interest deductions	`InterestExpenseNonoperating`	$69.35M	USD	1 Quarter
Other income	`OtherNonoperatingIncomeExpense`	$33.06M	USD	2 Qtrs
Other income	`OtherNonoperatingIncomeExpense`	$33.06M	USD	2 Qtrs
Other income	`OtherNonoperatingIncomeExpense`	$38.06M	USD	2 Qtrs
Other income	`OtherNonoperatingIncomeExpense`	$38.06M	USD	2 Qtrs
Other income	`OtherNonoperatingIncomeExpense`	$14.94M	USD	1 Quarter
Other income	`OtherNonoperatingIncomeExpense`	$14.94M	USD	1 Quarter
Other income	`OtherNonoperatingIncomeExpense`	$19.60M	USD	1 Quarter
Other income	`OtherNonoperatingIncomeExpense`	$19.60M	USD	1 Quarter
Total other (expenses)	`NonoperatingIncomeExpense`	$-49.74M	USD	1 Quarter
Total other (expenses)	`NonoperatingIncomeExpense`	$-49.74M	USD	1 Quarter
Total other (expenses)	`NonoperatingIncomeExpense`	$-112.31M	USD	2 Qtrs
Total other (expenses)	`NonoperatingIncomeExpense`	$-112.31M	USD	2 Qtrs
Total other (expenses)	`NonoperatingIncomeExpense`	$-108.62M	USD	2 Qtrs
Total other (expenses)	`NonoperatingIncomeExpense`	$-108.62M	USD	2 Qtrs
Total other (expenses)	`NonoperatingIncomeExpense`	$-58.83M	USD	1 Quarter
Total other (expenses)	`NonoperatingIncomeExpense`	$-58.83M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$24.39M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$24.39M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$129.03M	USD	2 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$129.03M	USD	2 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$111.35M	USD	2 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$111.35M	USD	2 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$35.03M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$35.03M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$33.44M	USD	2 Qtrs
Income tax expense	`IncomeTaxExpenseBenefit`	$33.44M	USD	2 Qtrs
Income tax expense	`IncomeTaxExpenseBenefit`	$4.18M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$4.18M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$4.77M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$4.77M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$21.26M	USD	2 Qtrs
Income tax expense	`IncomeTaxExpenseBenefit`	$21.26M	USD	2 Qtrs
Net income	`ProfitLoss`	$107.77M	USD	2 Qtrs
Net income	`ProfitLoss`	$107.77M	USD	2 Qtrs
Net income	`ProfitLoss`	$30.26M	USD	1 Quarter
Net income	`ProfitLoss`	$30.26M	USD	1 Quarter
Net income	`ProfitLoss`	$20.21M	USD	1 Quarter
Net income	`ProfitLoss`	$20.21M	USD	1 Quarter
Net income	`ProfitLoss`	$77.91M	USD	2 Qtrs
Net income	`ProfitLoss`	$77.91M	USD	2 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$1.70M	USD	2 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$1.70M	USD	2 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.12M	USD	2 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.12M	USD	2 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$1.38M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$1.38M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$1.88M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$1.88M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$106.07M	USD	2 Qtrs
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$106.07M	USD	2 Qtrs
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$28.88M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$28.88M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$74.79M	USD	2 Qtrs
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$74.79M	USD	2 Qtrs
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$18.33M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$18.33M	USD	1 Quarter
Basic (in USD per share)	`EarningsPerShareBasic`	$1.48	USD	2 Qtrs
Basic (in USD per share)	`EarningsPerShareBasic`	$1.48	USD	2 Qtrs
Basic (in USD per share)	`EarningsPerShareBasic`	$0.40	USD	1 Quarter
Basic (in USD per share)	`EarningsPerShareBasic`	$0.40	USD	1 Quarter
Basic (in USD per share)	`EarningsPerShareBasic`	$0.26	USD	1 Quarter
Basic (in USD per share)	`EarningsPerShareBasic`	$0.26	USD	1 Quarter
Basic (in USD per share)	`EarningsPerShareBasic`	$1.07	USD	2 Qtrs
Basic (in USD per share)	`EarningsPerShareBasic`	$1.07	USD	2 Qtrs
Diluted (in USD per share)	`EarningsPerShareDiluted`	$0.40	USD	1 Quarter
Diluted (in USD per share)	`EarningsPerShareDiluted`	$0.40	USD	1 Quarter
Diluted (in USD per share)	`EarningsPerShareDiluted`	$1.07	USD	2 Qtrs
Diluted (in USD per share)	`EarningsPerShareDiluted`	$1.07	USD	2 Qtrs
Diluted (in USD per share)	`EarningsPerShareDiluted`	$1.47	USD	2 Qtrs
Diluted (in USD per share)	`EarningsPerShareDiluted`	$1.47	USD	2 Qtrs
Diluted (in USD per share)	`EarningsPerShareDiluted`	$0.25	USD	1 Quarter
Diluted (in USD per share)	`EarningsPerShareDiluted`	$0.25	USD	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	71.84M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	71.84M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	71.54M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	71.54M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	71.78M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	71.78M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	69.90M	shares	2 Qtrs
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	69.90M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	72.02M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	72.02M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	70.07M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	70.07M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	71.95M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	71.95M	shares	2 Qtrs
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	71.72M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	71.72M	shares	1 Quarter

Cash Flow Statement 180 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$107.77M	USD	2 Qtrs
Net income	`ProfitLoss`	$107.77M	USD	2 Qtrs
Net income	`ProfitLoss`	$30.26M	USD	1 Quarter
Net income	`ProfitLoss`	$30.26M	USD	1 Quarter
Net income	`ProfitLoss`	$20.21M	USD	1 Quarter
Net income	`ProfitLoss`	$20.21M	USD	1 Quarter
Net income	`ProfitLoss`	$77.91M	USD	2 Qtrs
Net income	`ProfitLoss`	$77.91M	USD	2 Qtrs
Depreciation and amortization	`DepreciationAndAmortization`	$111.70M	USD	1 Quarter
Depreciation and amortization	`DepreciationAndAmortization`	$111.70M	USD	1 Quarter
Depreciation and amortization	`DepreciationAndAmortization`	$224.22M	USD	2 Qtrs
Depreciation and amortization	`DepreciationAndAmortization`	$224.22M	USD	2 Qtrs
Depreciation and amortization	`DepreciationAndAmortization`	$215.21M	USD	2 Qtrs
Depreciation and amortization	`DepreciationAndAmortization`	$215.21M	USD	2 Qtrs
Depreciation and amortization	`DepreciationAndAmortization`	$96.07M	USD	1 Quarter
Depreciation and amortization	`DepreciationAndAmortization`	$96.07M	USD	1 Quarter
Impairment of assets and other charges	`ImpairmentOfAssetsAndOtherCharges`	$71.23M	USD	2 Qtrs
Impairment of assets and other charges	`ImpairmentOfAssetsAndOtherCharges`	$71.23M	USD	2 Qtrs
Impairment of assets and other charges	`ImpairmentOfAssetsAndOtherCharges`	-	USD	2 Qtrs
Impairment of assets and other charges	`ImpairmentOfAssetsAndOtherCharges`	-	USD	2 Qtrs
Deferred income taxes	`IncreaseDecreaseInDeferredIncomeTaxes`	$-37.54M	USD	2 Qtrs
Deferred income taxes	`IncreaseDecreaseInDeferredIncomeTaxes`	$-37.54M	USD	2 Qtrs
Deferred income taxes	`IncreaseDecreaseInDeferredIncomeTaxes`	$-44.19M	USD	2 Qtrs
Deferred income taxes	`IncreaseDecreaseInDeferredIncomeTaxes`	$-44.19M	USD	2 Qtrs
Gains on sale of property and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$2.00M	USD	2 Qtrs
Gains on sale of property and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$2.00M	USD	2 Qtrs
Gains on sale of property and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$1.83M	USD	2 Qtrs
Gains on sale of property and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$1.83M	USD	2 Qtrs
Changes in undistributed stock compensation	`ShareBasedCompensation`	$6.79M	USD	2 Qtrs
Changes in undistributed stock compensation	`ShareBasedCompensation`	$6.79M	USD	2 Qtrs
Changes in undistributed stock compensation	`ShareBasedCompensation`	$5.70M	USD	2 Qtrs
Changes in undistributed stock compensation	`ShareBasedCompensation`	$5.70M	USD	2 Qtrs
Equity AFUDC	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$82.00K	USD	2 Qtrs
Equity AFUDC	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$82.00K	USD	2 Qtrs
Equity AFUDC	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$3.67M	USD	2 Qtrs
Equity AFUDC	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$3.67M	USD	2 Qtrs
Accounts receivable, net of allowances	`IncreaseDecreaseInAccountsReceivable`	$-61.65M	USD	2 Qtrs
Accounts receivable, net of allowances	`IncreaseDecreaseInAccountsReceivable`	$-61.65M	USD	2 Qtrs
Accounts receivable, net of allowances	`IncreaseDecreaseInAccountsReceivable`	$71.21M	USD	2 Qtrs
Accounts receivable, net of allowances	`IncreaseDecreaseInAccountsReceivable`	$71.21M	USD	2 Qtrs
Accrued utility revenue	`IncreaseDecreaseInAccruedUtilityRevenue`	$-44.90M	USD	2 Qtrs
Accrued utility revenue	`IncreaseDecreaseInAccruedUtilityRevenue`	$-44.90M	USD	2 Qtrs
Accrued utility revenue	`IncreaseDecreaseInAccruedUtilityRevenue`	$-46.60M	USD	2 Qtrs
Accrued utility revenue	`IncreaseDecreaseInAccruedUtilityRevenue`	$-46.60M	USD	2 Qtrs
Deferred purchased gas costs	`IncreaseDecreaseInDeferredGasCost`	$-634.43M	USD	2 Qtrs
Deferred purchased gas costs	`IncreaseDecreaseInDeferredGasCost`	$-634.43M	USD	2 Qtrs
Deferred purchased gas costs	`IncreaseDecreaseInDeferredGasCost`	$350.47M	USD	2 Qtrs
Deferred purchased gas costs	`IncreaseDecreaseInDeferredGasCost`	$350.47M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-82.01M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-82.01M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-349.45M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-349.45M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-1.91M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-1.91M	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-585.00K	USD	2 Qtrs
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-585.00K	USD	2 Qtrs
Other current assets and liabilities	`IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet`	$134.04M	USD	2 Qtrs
Other current assets and liabilities	`IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet`	$134.04M	USD	2 Qtrs
Other current assets and liabilities	`IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet`	$-368.46M	USD	2 Qtrs
Other current assets and liabilities	`IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet`	$-368.46M	USD	2 Qtrs
Changes in deferred charges and other assets	`IncreaseDecreaseInOtherOperatingAssets`	$17.03M	USD	2 Qtrs
Changes in deferred charges and other assets	`IncreaseDecreaseInOtherOperatingAssets`	$17.03M	USD	2 Qtrs
Changes in deferred charges and other assets	`IncreaseDecreaseInOtherOperatingAssets`	$4.96M	USD	2 Qtrs
Changes in deferred charges and other assets	`IncreaseDecreaseInOtherOperatingAssets`	$4.96M	USD	2 Qtrs
Changes in other liabilities and deferred credits	`IncreaseDecreaseInOtherOperatingLiabilities`	$-32.45M	USD	2 Qtrs
Changes in other liabilities and deferred credits	`IncreaseDecreaseInOtherOperatingLiabilities`	$-32.45M	USD	2 Qtrs
Changes in other liabilities and deferred credits	`IncreaseDecreaseInOtherOperatingLiabilities`	$-32.43M	USD	2 Qtrs
Changes in other liabilities and deferred credits	`IncreaseDecreaseInOtherOperatingLiabilities`	$-32.43M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$850.28M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$850.28M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$12.19M	USD	2 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$12.19M	USD	2 Qtrs
Construction expenditures and property additions	`PaymentsToAcquirePropertyPlantAndEquipment`	$444.50M	USD	2 Qtrs
Construction expenditures and property additions	`PaymentsToAcquirePropertyPlantAndEquipment`	$444.50M	USD	2 Qtrs
Construction expenditures and property additions	`PaymentsToAcquirePropertyPlantAndEquipment`	$438.74M	USD	2 Qtrs
Construction expenditures and property additions	`PaymentsToAcquirePropertyPlantAndEquipment`	$438.74M	USD	2 Qtrs
Proceeds from the sale of business, net of cash sold	`ProceedsFromDivestitureOfBusinesses`	$1.05B	USD	2 Qtrs
Proceeds from the sale of business, net of cash sold	`ProceedsFromDivestitureOfBusinesses`	$1.05B	USD	2 Qtrs
Proceeds from the sale of business, net of cash sold	`ProceedsFromDivestitureOfBusinesses`	-	USD	2 Qtrs
Proceeds from the sale of business, net of cash sold	`ProceedsFromDivestitureOfBusinesses`	-	USD	2 Qtrs
Proceeds from the sale of property	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$21.38M	USD	2 Qtrs
Proceeds from the sale of property	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$21.38M	USD	2 Qtrs
Proceeds from the sale of property	`ProceedsFromSaleOfPropertyPlantAndEquipment`	-	USD	2 Qtrs
Proceeds from the sale of property	`ProceedsFromSaleOfPropertyPlantAndEquipment`	-	USD	2 Qtrs
Changes in customer advances	`ChangesInCustomerAdvancesInvestingActivities`	$-4.94M	USD	2 Qtrs
Changes in customer advances	`ChangesInCustomerAdvancesInvestingActivities`	$-4.94M	USD	2 Qtrs
Changes in customer advances	`ChangesInCustomerAdvancesInvestingActivities`	$-8.30M	USD	2 Qtrs
Changes in customer advances	`ChangesInCustomerAdvancesInvestingActivities`	$-8.30M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-3.59M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-3.59M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-2.18M	USD	2 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-2.18M	USD	2 Qtrs
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-425.89M	USD	2 Qtrs
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-425.89M	USD	2 Qtrs
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$607.43M	USD	2 Qtrs
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$607.43M	USD	2 Qtrs
Issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	$246.73M	USD	2 Qtrs
Issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	$246.73M	USD	2 Qtrs
Issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	$4.80M	USD	2 Qtrs
Issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	$4.80M	USD	2 Qtrs
Centuri distribution to redeemable noncontrolling interest	`DistributionToRedeemableNoncontrollingInterest`	$39.89M	USD	2 Qtrs
Centuri distribution to redeemable noncontrolling interest	`DistributionToRedeemableNoncontrollingInterest`	$39.89M	USD	2 Qtrs
Centuri distribution to redeemable noncontrolling interest	`DistributionToRedeemableNoncontrollingInterest`	$92.84M	USD	2 Qtrs
Centuri distribution to redeemable noncontrolling interest	`DistributionToRedeemableNoncontrollingInterest`	$92.84M	USD	2 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$88.83M	USD	2 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$88.83M	USD	2 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$85.92M	USD	2 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$85.92M	USD	2 Qtrs
Issuance of long-term debt, net	`ProceedsFromIssuanceOfLongTermDebt`	$237.55M	USD	2 Qtrs
Issuance of long-term debt, net	`ProceedsFromIssuanceOfLongTermDebt`	$237.55M	USD	2 Qtrs
Issuance of long-term debt, net	`ProceedsFromIssuanceOfLongTermDebt`	$1.03B	USD	2 Qtrs
Issuance of long-term debt, net	`ProceedsFromIssuanceOfLongTermDebt`	$1.03B	USD	2 Qtrs
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$102.33M	USD	2 Qtrs
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$102.33M	USD	2 Qtrs
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$346.05M	USD	2 Qtrs
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$346.05M	USD	2 Qtrs
Change in short-term portion of credit facility	`ProceedsFromRepaymentsOfLinesOfCredit`	$-157.00M	USD	2 Qtrs
Change in short-term portion of credit facility	`ProceedsFromRepaymentsOfLinesOfCredit`	$-157.00M	USD	2 Qtrs
Change in short-term portion of credit facility	`ProceedsFromRepaymentsOfLinesOfCredit`	$32.50M	USD	2 Qtrs
Change in short-term portion of credit facility	`ProceedsFromRepaymentsOfLinesOfCredit`	$32.50M	USD	2 Qtrs
Change in long-term credit facility and commercial paper	`ProceedsFromRepaymentsOfLinesOfCreditAndCommercialPaper`	-	USD	2 Qtrs
Change in long-term credit facility and commercial paper	`ProceedsFromRepaymentsOfLinesOfCreditAndCommercialPaper`	-	USD	2 Qtrs
Change in long-term credit facility and commercial paper	`ProceedsFromRepaymentsOfLinesOfCreditAndCommercialPaper`	$-50.00M	USD	2 Qtrs
Change in long-term credit facility and commercial paper	`ProceedsFromRepaymentsOfLinesOfCreditAndCommercialPaper`	$-50.00M	USD	2 Qtrs
Issuance of short-term debt	`ProceedsFromShortTermDebt`	$450.00M	USD	2 Qtrs
Issuance of short-term debt	`ProceedsFromShortTermDebt`	$450.00M	USD	2 Qtrs
Issuance of short-term debt	`ProceedsFromShortTermDebt`	-	USD	2 Qtrs
Issuance of short-term debt	`ProceedsFromShortTermDebt`	-	USD	2 Qtrs
Repayment of short-term debt	`RepaymentsOfShortTermDebt`	-	USD	2 Qtrs
Repayment of short-term debt	`RepaymentsOfShortTermDebt`	-	USD	2 Qtrs
Repayment of short-term debt	`RepaymentsOfShortTermDebt`	$1.82B	USD	2 Qtrs
Repayment of short-term debt	`RepaymentsOfShortTermDebt`	$1.82B	USD	2 Qtrs
Withholding remittance - share-based compensation	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$1.71M	USD	2 Qtrs
Withholding remittance - share-based compensation	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$1.71M	USD	2 Qtrs
Withholding remittance - share-based compensation	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$2.45M	USD	2 Qtrs
Withholding remittance - share-based compensation	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$2.45M	USD	2 Qtrs
Proceeds from Centuri initial public offering, net	`ProceedsFromIssuanceInitialPublicOffering`	$330.34M	USD	2 Qtrs
Proceeds from Centuri initial public offering, net	`ProceedsFromIssuanceInitialPublicOffering`	$330.34M	USD	2 Qtrs
Proceeds from Centuri initial public offering, net	`ProceedsFromIssuanceInitialPublicOffering`	-	USD	2 Qtrs
Proceeds from Centuri initial public offering, net	`ProceedsFromIssuanceInitialPublicOffering`	-	USD	2 Qtrs
Other, including principal payments on finance leases	`ProceedsFromPaymentsForOtherFinancingActivities`	$-6.09M	USD	2 Qtrs
Other, including principal payments on finance leases	`ProceedsFromPaymentsForOtherFinancingActivities`	$-6.09M	USD	2 Qtrs
Other, including principal payments on finance leases	`ProceedsFromPaymentsForOtherFinancingActivities`	$-9.60M	USD	2 Qtrs
Other, including principal payments on finance leases	`ProceedsFromPaymentsForOtherFinancingActivities`	$-9.60M	USD	2 Qtrs
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$68.94M	USD	2 Qtrs
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$68.94M	USD	2 Qtrs
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-545.43M	USD	2 Qtrs
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-545.43M	USD	2 Qtrs
Effects of currency translation on cash and cash equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-239.00K	USD	2 Qtrs
Effects of currency translation on cash and cash equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-239.00K	USD	2 Qtrs
Effects of currency translation on cash and cash equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$298.00K	USD	2 Qtrs
Effects of currency translation on cash and cash equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$298.00K	USD	2 Qtrs
Change in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$493.10M	USD	2 Qtrs
Change in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$493.10M	USD	2 Qtrs
Change in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$74.49M	USD	2 Qtrs
Change in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$74.49M	USD	2 Qtrs
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$123.08M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$123.08M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$221.37M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$221.37M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$599.64M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$599.64M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$106.54M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$106.54M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$123.08M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$123.08M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$221.37M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$221.37M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$599.64M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$599.64M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$106.54M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$106.54M	USD	Point-in-time
Interest paid, net of amounts capitalized	`InterestPaidNet`	$136.17M	USD	2 Qtrs
Interest paid, net of amounts capitalized	`InterestPaidNet`	$136.17M	USD	2 Qtrs
Interest paid, net of amounts capitalized	`InterestPaidNet`	$139.37M	USD	2 Qtrs
Interest paid, net of amounts capitalized	`InterestPaidNet`	$139.37M	USD	2 Qtrs
Income taxes paid, net	`IncomeTaxesPaidNet`	$4.06M	USD	2 Qtrs
Income taxes paid, net	`IncomeTaxesPaidNet`	$4.06M	USD	2 Qtrs
Income taxes paid, net	`IncomeTaxesPaidNet`	$5.77M	USD	2 Qtrs
Income taxes paid, net	`IncomeTaxesPaidNet`	$5.77M	USD	2 Qtrs

Stockholders Equity 30 line items

Line Item	Tag	Value	Unit	Period
Beginning balance (in shares)	`CommonStockSharesOutstanding`	71.71M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesOutstanding`	71.71M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesOutstanding`	71.56M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesOutstanding`	71.56M	shares	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.26B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.26B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.31B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.31B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.67B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.67B	USD	Point-in-time
Redemption value adjustments	`MinorityInterestChangeInRedemptionValue`	$194.00K	USD	2 Qtrs
Redemption value adjustments	`MinorityInterestChangeInRedemptionValue`	$194.00K	USD	2 Qtrs
Ending balance (in shares)	`CommonStockSharesOutstanding`	71.71M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesOutstanding`	71.71M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesOutstanding`	71.56M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesOutstanding`	71.56M	shares	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.26B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.26B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.31B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.31B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.67B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.67B	USD	Point-in-time
Dividends declared per common share (in USD per share)	`CommonStockDividendsPerShareDeclared`	$0.62	USD	1 Quarter
Dividends declared per common share (in USD per share)	`CommonStockDividendsPerShareDeclared`	$0.62	USD	1 Quarter
Dividends declared per common share (in USD per share)	`CommonStockDividendsPerShareDeclared`	$0.62	USD	1 Quarter
Dividends declared per common share (in USD per share)	`CommonStockDividendsPerShareDeclared`	$0.62	USD	1 Quarter
Dividends declared per common share (in USD per share)	`CommonStockDividendsPerShareDeclared`	$1.24	USD	2 Qtrs
Dividends declared per common share (in USD per share)	`CommonStockDividendsPerShareDeclared`	$1.24	USD	2 Qtrs
Dividends declared per common share (in USD per share)	`CommonStockDividendsPerShareDeclared`	$1.24	USD	2 Qtrs
Dividends declared per common share (in USD per share)	`CommonStockDividendsPerShareDeclared`	$1.24	USD	2 Qtrs

Comprehensive Income 80 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$107.77M	USD	2 Qtrs
Net income	`ProfitLoss`	$107.77M	USD	2 Qtrs
Net income	`ProfitLoss`	$30.26M	USD	1 Quarter
Net income	`ProfitLoss`	$30.26M	USD	1 Quarter
Net income	`ProfitLoss`	$20.21M	USD	1 Quarter
Net income	`ProfitLoss`	$20.21M	USD	1 Quarter
Net income	`ProfitLoss`	$77.91M	USD	2 Qtrs
Net income	`ProfitLoss`	$77.91M	USD	2 Qtrs
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$66.00K	USD	2 Qtrs
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$66.00K	USD	2 Qtrs
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$33.00K	USD	1 Quarter
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$33.00K	USD	1 Quarter
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$33.00K	USD	1 Quarter
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$33.00K	USD	1 Quarter
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$66.00K	USD	2 Qtrs
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$66.00K	USD	2 Qtrs
Amortization of net actuarial loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-254.00K	USD	1 Quarter
Amortization of net actuarial loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-254.00K	USD	1 Quarter
Amortization of net actuarial loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-2.90M	USD	2 Qtrs
Amortization of net actuarial loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-2.90M	USD	2 Qtrs
Amortization of net actuarial loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-507.00K	USD	2 Qtrs
Amortization of net actuarial loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-507.00K	USD	2 Qtrs
Amortization of net actuarial loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-1.45M	USD	1 Quarter
Amortization of net actuarial loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-1.45M	USD	1 Quarter
Regulatory adjustment	`OtherComprehensiveIncomeDefinedBenefitPlansRegulatoryAdjustmentNetOfTax`	$180.00K	USD	2 Qtrs
Regulatory adjustment	`OtherComprehensiveIncomeDefinedBenefitPlansRegulatoryAdjustmentNetOfTax`	$180.00K	USD	2 Qtrs
Regulatory adjustment	`OtherComprehensiveIncomeDefinedBenefitPlansRegulatoryAdjustmentNetOfTax`	$1.10M	USD	1 Quarter
Regulatory adjustment	`OtherComprehensiveIncomeDefinedBenefitPlansRegulatoryAdjustmentNetOfTax`	$1.10M	USD	1 Quarter
Regulatory adjustment	`OtherComprehensiveIncomeDefinedBenefitPlansRegulatoryAdjustmentNetOfTax`	$90.00K	USD	1 Quarter
Regulatory adjustment	`OtherComprehensiveIncomeDefinedBenefitPlansRegulatoryAdjustmentNetOfTax`	$90.00K	USD	1 Quarter
Regulatory adjustment	`OtherComprehensiveIncomeDefinedBenefitPlansRegulatoryAdjustmentNetOfTax`	$2.20M	USD	2 Qtrs
Regulatory adjustment	`OtherComprehensiveIncomeDefinedBenefitPlansRegulatoryAdjustmentNetOfTax`	$2.20M	USD	2 Qtrs
Net defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-386.00K	USD	1 Quarter
Net defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-386.00K	USD	1 Quarter
Net defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-770.00K	USD	2 Qtrs
Net defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-770.00K	USD	2 Qtrs
Net defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-197.00K	USD	1 Quarter
Net defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-197.00K	USD	1 Quarter
Net defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-393.00K	USD	2 Qtrs
Net defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-393.00K	USD	2 Qtrs
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$2.29M	USD	1 Quarter
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$2.29M	USD	1 Quarter
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-3.97M	USD	2 Qtrs
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-3.97M	USD	2 Qtrs
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-1.15M	USD	1 Quarter
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-1.15M	USD	1 Quarter
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$2.39M	USD	2 Qtrs
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$2.39M	USD	2 Qtrs
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.49M	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.49M	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-766.00K	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-766.00K	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.78M	USD	2 Qtrs
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.78M	USD	2 Qtrs
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-3.20M	USD	2 Qtrs
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-3.20M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$80.69M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$80.69M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$104.57M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$104.57M	USD	2 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$32.75M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$32.75M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$19.44M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$19.44M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$3.12M	USD	2 Qtrs
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$3.12M	USD	2 Qtrs
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.38M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.38M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.53M	USD	2 Qtrs
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.53M	USD	2 Qtrs
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.71M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.71M	USD	1 Quarter
Comprehensive income attributable to Southwest Gas Holdings, Inc.	`ComprehensiveIncomeNetOfTax`	$77.57M	USD	2 Qtrs
Comprehensive income attributable to Southwest Gas Holdings, Inc.	`ComprehensiveIncomeNetOfTax`	$77.57M	USD	2 Qtrs
Comprehensive income attributable to Southwest Gas Holdings, Inc.	`ComprehensiveIncomeNetOfTax`	$103.04M	USD	2 Qtrs
Comprehensive income attributable to Southwest Gas Holdings, Inc.	`ComprehensiveIncomeNetOfTax`	$103.04M	USD	2 Qtrs
Comprehensive income attributable to Southwest Gas Holdings, Inc.	`ComprehensiveIncomeNetOfTax`	$31.37M	USD	1 Quarter
Comprehensive income attributable to Southwest Gas Holdings, Inc.	`ComprehensiveIncomeNetOfTax`	$31.37M	USD	1 Quarter
Comprehensive income attributable to Southwest Gas Holdings, Inc.	`ComprehensiveIncomeNetOfTax`	$17.74M	USD	1 Quarter
Comprehensive income attributable to Southwest Gas Holdings, Inc.	`ComprehensiveIncomeNetOfTax`	$17.74M	USD	1 Quarter

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.