10-K Filing

SOUTHWEST GAS HOLDINGS, INC. CIK: 1692115 FY 2018

Filing Information

Form Type	10-K
Accession Number	`0001692115-19-000013`
Period End Date	20181231
Filing Date	20190228
Fiscal Year	2018
Fiscal Period	FY
XBRL Instance	swx-20181231.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 99 Income Statement 138 Cash Flow Statement 128 Stockholders Equity 55 Comprehensive Income 51

Balance Sheet 99 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, authorized (in shares)	`CommonStockSharesAuthorized`	60.00M	shares	Point-in-time
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	60.00M	shares	Point-in-time
Common stock, issued (in shares)	`CommonStockSharesIssued`	48.09M	shares	Point-in-time
Common stock, issued (in shares)	`CommonStockSharesIssued`	53.03M	shares	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	48.09M	shares	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	53.03M	shares	Point-in-time
Gas plant	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$6.63B	USD	Point-in-time
Gas plant	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$7.13B	USD	Point-in-time
Less: accumulated depreciation	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$2.23B	USD	Point-in-time
Less: accumulated depreciation	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$2.23B	USD	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$125.25M	USD	Point-in-time
Construction work in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$193.03M	USD	Point-in-time
Net utility plant	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$5.09B	USD	Point-in-time
Net utility plant	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$4.52B	USD	Point-in-time
Other property and investments	`OtherPropertyAndInvestments`	$623.55M	USD	Point-in-time
Other property and investments	`OtherPropertyAndInvestments`	$428.18M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$85.36M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$43.62M	USD	Point-in-time
Accounts receivable, net of allowances	`AccountsReceivableNetCurrent`	$413.93M	USD	Point-in-time
Accounts receivable, net of allowances	`AccountsReceivableNetCurrent`	$347.38M	USD	Point-in-time
Accrued utility revenue	`AccruedUtilityRevenue`	$78.20M	USD	Point-in-time
Accrued utility revenue	`AccruedUtilityRevenue`	$77.20M	USD	Point-in-time
Income taxes receivable, net	`IncomeTaxesReceivable`	$7.96M	USD	Point-in-time
Income taxes receivable, net	`IncomeTaxesReceivable`	$14.65M	USD	Point-in-time
Deferred purchased gas costs	`DeferredGasCost`	$4.93M	USD	Point-in-time
Deferred purchased gas costs	`DeferredGasCost`	$14.58M	USD	Point-in-time
Prepaid and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$165.29M	USD	Point-in-time
Prepaid and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$243.70M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$657.03M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$839.77M	USD	Point-in-time
Goodwill	`Goodwill`	$359.05M	USD	Point-in-time
Goodwill	`Goodwill`	$139.98M	USD	Point-in-time
Goodwill	`Goodwill`	$179.31M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$1.48M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$1.26M	USD	Point-in-time
Deferred charges and other assets	`OtherAssetsNoncurrent`	$447.41M	USD	Point-in-time
Deferred charges and other assets	`OtherAssetsNoncurrent`	$440.86M	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment`	$628.20M	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment`	$801.17M	USD	Point-in-time
Total assets	`Assets`	$5.58B	USD	Point-in-time
Total assets	`Assets`	$7.36B	USD	Point-in-time
Total assets	`Assets`	$6.24B	USD	Point-in-time
Common stock	`CommonStockValue`	$49.72M	USD	Point-in-time
Common stock	`CommonStockValue`	$54.66M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$1.31B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$955.33M	USD	Point-in-time
Accumulated other comprehensive income (loss), net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-47.68M	USD	Point-in-time
Accumulated other comprehensive income (loss), net	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-52.67M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$857.40M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$944.28M	USD	Point-in-time
Total Southwest Gas Holdings, Inc. equity	`StockholdersEquity`	$2.25B	USD	Point-in-time
Total Southwest Gas Holdings, Inc. equity	`StockholdersEquity`	$1.81B	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$-2.37M	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$-452.00K	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.66B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.81B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.59B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.25B	USD	Point-in-time
Redeemable noncontrolling interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$22.59M	USD	Point-in-time
Redeemable noncontrolling interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	-	USD	Point-in-time
Redeemable noncontrolling interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$81.83M	USD	Point-in-time
Long-term debt, less current maturities	`LongTermDebtNoncurrent`	$2.11B	USD	Point-in-time
Long-term debt, less current maturities	`LongTermDebtNoncurrent`	$1.80B	USD	Point-in-time
Total capitalization	`CapitalizationLongtermDebtAndEquity`	$3.61B	USD	Point-in-time
Total capitalization	`CapitalizationLongtermDebtAndEquity`	$4.44B	USD	Point-in-time
Commitments and contingencies (Note 10)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Note 10)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$33.06M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$25.35M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$214.50M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$152.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$228.31M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$248.99M	USD	Point-in-time
Customer deposits	`CustomerDepositsCurrent`	$69.78M	USD	Point-in-time
Customer deposits	`CustomerDepositsCurrent`	$67.94M	USD	Point-in-time
Income taxes payable, net	`IncomeTaxesPayableNet`	$1.08M	USD	Point-in-time
Income taxes payable, net	`IncomeTaxesPayableNet`	$5.95M	USD	Point-in-time
Accrued general taxes	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$43.88M	USD	Point-in-time
Accrued general taxes	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$43.56M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$17.87M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$21.37M	USD	Point-in-time
Deferred purchased gas costs	`DeferredGasPurchasesCurrent`	$6.84M	USD	Point-in-time
Deferred purchased gas costs	`DeferredGasPurchasesCurrent`	$79.76M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$290.88M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$203.40M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$938.64M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$815.88M	USD	Point-in-time
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndUnamortizedInvestmentTaxCredits`	$476.96M	USD	Point-in-time
Deferred income taxes and investment tax credits, net	`DeferredIncomeTaxesAndUnamortizedInvestmentTaxCredits`	$529.20M	USD	Point-in-time
Accumulated removal costs	`OtherAccruedLiabilitiesNoncurrent`	$315.00M	USD	Point-in-time
Accumulated removal costs	`OtherAccruedLiabilitiesNoncurrent`	$383.00M	USD	Point-in-time
Other deferred credits and other long-term liabilities	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$1.02B	USD	Point-in-time
Other deferred credits and other long-term liabilities	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$1.07B	USD	Point-in-time
Total deferred income taxes and other credits	`OtherLiabilitiesNoncurrent`	$1.98B	USD	Point-in-time
Total deferred income taxes and other credits	`OtherLiabilitiesNoncurrent`	$1.81B	USD	Point-in-time
Total capitalization and liabilities	`LiabilitiesAndStockholdersEquity`	$6.24B	USD	Point-in-time
Total capitalization and liabilities	`LiabilitiesAndStockholdersEquity`	$7.36B	USD	Point-in-time

Income Statement 138 line items

Line Item	Tag	Value	Unit	Period
Gas operating revenues	`RegulatedOperatingRevenueGas`	$1.30B	USD	Annual
Gas operating revenues	`RegulatedOperatingRevenueGas`	$1.32B	USD	Annual
Gas operating revenues	`RegulatedOperatingRevenueGas`	$1.36B	USD	Annual
Utility infrastructure services revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$1.52B	USD	Annual
Utility infrastructure services revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$1.25B	USD	Annual
Utility infrastructure services revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$1.14B	USD	Annual
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$668.15M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$670.88M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$754.33M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$786.65M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$731.25M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.55B	USD	Annual
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.46B	USD	Annual
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$539.97M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$2.88B	USD	Annual
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$560.47M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$641.52M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$593.15M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$547.75M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$740.43M	USD	1 Quarter
Total operating revenues	`RegulatedAndUnregulatedOperatingRevenue`	$654.74M	USD	1 Quarter
Net cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$397.12M	USD	Annual
Net cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$355.05M	USD	Annual
Net cost of gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$419.39M	USD	Annual
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$406.39M	USD	Annual
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$381.96M	USD	Annual
Operations and maintenance	`UtilitiesOperatingExpenseMaintenanceAndOperations`	$392.76M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$289.13M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$249.21M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$250.95M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$59.90M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$57.95M	USD	Annual
Taxes other than income taxes	`TaxesExcludingIncomeAndExciseTaxes`	$52.38M	USD	Annual
Utility infrastructure services expenses	`CostOfGoodsAndServicesSold`	$1.02B	USD	Annual
Utility infrastructure services expenses	`CostOfGoodsAndServicesSold`	$1.15B	USD	Annual
Utility infrastructure services expenses	`CostOfGoodsAndServicesSold`	$1.39B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$2.21B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$2.52B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$2.15B	USD	Annual
Operating income	`OperatingIncomeLoss`	$20.48M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$315.47M	USD	Annual
Operating income	`OperatingIncomeLoss`	$39.68M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$122.90M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$139.04M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$33.06M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$53.34M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$343.12M	USD	Annual
Operating income	`OperatingIncomeLoss`	$48.27M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$129.56M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$134.85M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$357.43M	USD	Annual
Operating income	`OperatingIncomeLoss`	$34.99M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$135.52M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$124.35M	USD	1 Quarter
Net interest deductions	`InterestExpense`	$96.67M	USD	Annual
Net interest deductions	`InterestExpense`	$73.66M	USD	Annual
Net interest deductions	`InterestExpense`	$78.06M	USD	Annual
Other income (deductions)	`OtherNonoperatingIncomeExpense`	$-10.29M	USD	Annual
Other income (deductions)	`OtherNonoperatingIncomeExpense`	$-6.03M	USD	Annual
Other income (deductions)	`OtherNonoperatingIncomeExpense`	$-17.43M	USD	Annual
Total other income and (expenses)	`NonoperatingIncomeExpense`	$-83.95M	USD	Annual
Total other income and (expenses)	`NonoperatingIncomeExpense`	$-114.10M	USD	Annual
Total other income and (expenses)	`NonoperatingIncomeExpense`	$-84.09M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$243.34M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$231.52M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$259.03M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$78.47M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$61.68M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$65.09M	USD	Annual
Net income	`ProfitLoss`	$153.06M	USD	Annual
Net income	`ProfitLoss`	$75.36M	USD	1 Quarter
Net income	`ProfitLoss`	$78.29M	USD	1 Quarter
Net income	`ProfitLoss`	$10.42M	USD	1 Quarter
Net income	`ProfitLoss`	$12.33M	USD	1 Quarter
Net income	`ProfitLoss`	$9.10M	USD	1 Quarter
Net income	`ProfitLoss`	$131.16M	USD	1 Quarter
Net income	`ProfitLoss`	$69.00M	USD	1 Quarter
Net income	`ProfitLoss`	$193.94M	USD	Annual
Net income	`ProfitLoss`	$96.40M	USD	1 Quarter
Net income	`ProfitLoss`	$21.55M	USD	1 Quarter
Net income	`ProfitLoss`	$2.91M	USD	1 Quarter
Net income	`ProfitLoss`	$18.12M	USD	1 Quarter
Net income	`ProfitLoss`	$181.65M	USD	Annual
Net income	`ProfitLoss`	$65.69M	USD	1 Quarter
Net income (loss) attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-625.00K	USD	Annual
Net income (loss) attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$1.01M	USD	Annual
Net income (loss) attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$101.00K	USD	Annual
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$69.30M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$193.84M	USD	Annual
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$69.31M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$8.94M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$79.09M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$182.28M	USD	Annual
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$17.86M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$2.47M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$65.18M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$152.04M	USD	Annual
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$75.45M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$21.55M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$12.33M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$96.47M	USD	1 Quarter
Net income attributable to Southwest Gas Holdings, Inc.	`NetIncomeLoss`	$10.20M	USD	1 Quarter
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$1.59	USD	1 Quarter
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$2.00	USD	1 Quarter
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$0.19	USD	1 Quarter
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$0.05	USD	1 Quarter
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$0.38	USD	1 Quarter
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$1.36	USD	1 Quarter
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$4.04	USD	Annual
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$3.20	USD	Annual
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$0.21	USD	1 Quarter
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$3.69	USD	Annual
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$0.25	USD	1 Quarter
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$1.63	USD	1 Quarter
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$0.44	USD	1 Quarter
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$1.37	USD	1 Quarter
Basic earnings per share (in USD per share)	`EarningsPerShareBasic`	$1.46	USD	1 Quarter
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$2.00	USD	1 Quarter
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$3.18	USD	Annual
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$1.36	USD	1 Quarter
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$0.37	USD	1 Quarter
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$1.36	USD	1 Quarter
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$0.21	USD	1 Quarter
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$0.05	USD	1 Quarter
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$1.63	USD	1 Quarter
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$1.58	USD	1 Quarter
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$3.68	USD	Annual
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$0.19	USD	1 Quarter
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$0.44	USD	1 Quarter
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$4.04	USD	Annual
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$1.45	USD	1 Quarter
Diluted earnings per share (in USD per share)	`EarningsPerShareDiluted`	$0.25	USD	1 Quarter
Average number of common shares (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	47.47M	shares	Annual
Average number of common shares (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	47.97M	shares	Annual
Average number of common shares (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	49.42M	shares	Annual
Average shares (assuming dilution) (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	47.99M	shares	Annual
Average shares (assuming dilution) (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	47.81M	shares	Annual
Average shares (assuming dilution) (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	49.48M	shares	Annual

Cash Flow Statement 128 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$153.06M	USD	Annual
Net income	`ProfitLoss`	$75.36M	USD	1 Quarter
Net income	`ProfitLoss`	$78.29M	USD	1 Quarter
Net income	`ProfitLoss`	$10.42M	USD	1 Quarter
Net income	`ProfitLoss`	$12.33M	USD	1 Quarter
Net income	`ProfitLoss`	$9.10M	USD	1 Quarter
Net income	`ProfitLoss`	$131.16M	USD	1 Quarter
Net income	`ProfitLoss`	$69.00M	USD	1 Quarter
Net income	`ProfitLoss`	$193.94M	USD	Annual
Net income	`ProfitLoss`	$96.40M	USD	1 Quarter
Net income	`ProfitLoss`	$21.55M	USD	1 Quarter
Net income	`ProfitLoss`	$2.91M	USD	1 Quarter
Net income	`ProfitLoss`	$18.12M	USD	1 Quarter
Net income	`ProfitLoss`	$181.65M	USD	Annual
Net income	`ProfitLoss`	$65.69M	USD	1 Quarter
Depreciation and amortization	`DepreciationAndAmortization`	$289.13M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$249.21M	USD	Annual
Depreciation and amortization	`DepreciationAndAmortization`	$250.95M	USD	Annual
Deferred income taxes	`IncreaseDecreaseInDeferredIncomeTaxes`	$-68.73M	USD	Annual
Deferred income taxes	`IncreaseDecreaseInDeferredIncomeTaxes`	$-63.39M	USD	Annual
Deferred income taxes	`IncreaseDecreaseInDeferredIncomeTaxes`	$-51.04M	USD	Annual
Accounts receivable, net of allowances	`IncreaseDecreaseInAccountsReceivable`	$-30.10M	USD	Annual
Accounts receivable, net of allowances	`IncreaseDecreaseInAccountsReceivable`	$40.95M	USD	Annual
Accounts receivable, net of allowances	`IncreaseDecreaseInAccountsReceivable`	$15.86M	USD	Annual
Accrued utility revenue	`IncreaseDecreaseInUnbilledReceivables`	$-1.00M	USD	Annual
Accrued utility revenue	`IncreaseDecreaseInUnbilledReceivables`	$2.00M	USD	Annual
Accrued utility revenue	`IncreaseDecreaseInUnbilledReceivables`	$1.50M	USD	Annual
Deferred purchased gas costs	`IncreaseDecreaseInDeferredGasCost`	$-45.86M	USD	Annual
Deferred purchased gas costs	`IncreaseDecreaseInDeferredGasCost`	$-82.57M	USD	Annual
Deferred purchased gas costs	`IncreaseDecreaseInDeferredGasCost`	$95.61M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$19.96M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$11.78M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$21.70M	USD	Annual
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$2.11M	USD	Annual
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$26.34M	USD	Annual
Accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-11.96M	USD	Annual
Other current assets and liabilities	`IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet`	$8.20M	USD	Annual
Other current assets and liabilities	`IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet`	$54.07M	USD	Annual
Other current assets and liabilities	`IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet`	$27.43M	USD	Annual
Gains on sale	`GainLossOnSaleOfPropertyPlantEquipment`	$1.70M	USD	Annual
Gains on sale	`GainLossOnSaleOfPropertyPlantEquipment`	$4.20M	USD	Annual
Gains on sale	`GainLossOnSaleOfPropertyPlantEquipment`	$7.15M	USD	Annual
Changes in undistributed stock compensation	`ShareBasedCompensation`	$6.11M	USD	Annual
Changes in undistributed stock compensation	`ShareBasedCompensation`	$10.89M	USD	Annual
Changes in undistributed stock compensation	`ShareBasedCompensation`	$5.46M	USD	Annual
AFUDC	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$2.29M	USD	Annual
AFUDC	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$3.63M	USD	Annual
AFUDC	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$2.30M	USD	Annual
Changes in other assets and deferred charges	`IncreaseDecreaseInOtherOperatingAssets`	$22.27M	USD	Annual
Changes in other assets and deferred charges	`IncreaseDecreaseInOtherOperatingAssets`	$5.74M	USD	Annual
Changes in other assets and deferred charges	`IncreaseDecreaseInOtherOperatingAssets`	$-16.96M	USD	Annual
Changes in other liabilities and deferred credits	`IncreaseDecreaseInOtherOperatingLiabilities`	$4.23M	USD	Annual
Changes in other liabilities and deferred credits	`IncreaseDecreaseInOtherOperatingLiabilities`	$-18.45M	USD	Annual
Changes in other liabilities and deferred credits	`IncreaseDecreaseInOtherOperatingLiabilities`	$38.45M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$600.51M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$369.95M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$528.86M	USD	Annual
Construction expenditures and property additions	`PaymentsToAcquirePropertyPlantAndEquipment`	$765.91M	USD	Annual
Construction expenditures and property additions	`PaymentsToAcquirePropertyPlantAndEquipment`	$529.53M	USD	Annual
Construction expenditures and property additions	`PaymentsToAcquirePropertyPlantAndEquipment`	$623.65M	USD	Annual
Acquisition of businesses, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$94.20M	USD	Annual
Acquisition of businesses, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$251.37M	USD	Annual
Acquisition of businesses, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$17.00M	USD	Annual
Changes in customer advances	`IncreaseDecreaseInCustomerAdvances`	$323.00K	USD	Annual
Changes in customer advances	`IncreaseDecreaseInCustomerAdvances`	$13.46M	USD	Annual
Changes in customer advances	`IncreaseDecreaseInCustomerAdvances`	$7.90M	USD	Annual
Miscellaneous inflows	`ProceedsFromMiscellaneousInvestingActivities`	$16.64M	USD	Annual
Miscellaneous inflows	`ProceedsFromMiscellaneousInvestingActivities`	$13.04M	USD	Annual
Miscellaneous inflows	`ProceedsFromMiscellaneousInvestingActivities`	$4.34M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-525.59M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-999.48M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-700.88M	USD	Annual
Issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	$354.40M	USD	Annual
Issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	$41.16M	USD	Annual
Issuance of common stock, net	`ProceedsFromIssuanceOfCommonStock`	$472.00K	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$83.32M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$92.13M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$100.24M	USD	Annual
Centuri distribution to redeemable noncontrolling interest	`PaymentsOfDividendsMinorityInterest`	$204.00K	USD	Annual
Centuri distribution to redeemable noncontrolling interest	`PaymentsOfDividendsMinorityInterest`	-	USD	Annual
Centuri distribution to redeemable noncontrolling interest	`PaymentsOfDividendsMinorityInterest`	$439.00K	USD	Annual
Issuance of long-term debt, net	`ProceedsFromIssuanceOfLongTermDebt`	$565.17M	USD	Annual
Issuance of long-term debt, net	`ProceedsFromIssuanceOfLongTermDebt`	$423.95M	USD	Annual
Issuance of long-term debt, net	`ProceedsFromIssuanceOfLongTermDebt`	$407.06M	USD	Annual
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$255.27M	USD	Annual
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$338.97M	USD	Annual
Retirement of long-term debt	`RepaymentsOfLongTermDebt`	$237.76M	USD	Annual
Change in credit facility and commercial paper	`ProceedsFromRepaymentsOfLinesOfCreditAndCommercialPaper`	$145.00M	USD	Annual
Change in credit facility and commercial paper	`ProceedsFromRepaymentsOfLinesOfCreditAndCommercialPaper`	$-145.00M	USD	Annual
Change in credit facility and commercial paper	`ProceedsFromRepaymentsOfLinesOfCreditAndCommercialPaper`	-	USD	Annual
Change in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$-62.50M	USD	Annual
Change in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$-18.00M	USD	Annual
Change in short-term debt	`ProceedsFromRepaymentsOfShortTermDebt`	$214.50M	USD	Annual
Principal payments on capital lease obligations	`RepaymentsOfDebtAndCapitalLeaseObligations`	$980.00K	USD	Annual
Principal payments on capital lease obligations	`RepaymentsOfDebtAndCapitalLeaseObligations`	$648.00K	USD	Annual
Principal payments on capital lease obligations	`RepaymentsOfDebtAndCapitalLeaseObligations`	$1.35M	USD	Annual
Redemption of Centuri shares from noncontrolling parties	`PaymentsForRepurchaseOfRedeemableNoncontrollingInterest`	-	USD	Annual
Redemption of Centuri shares from noncontrolling parties	`PaymentsForRepurchaseOfRedeemableNoncontrollingInterest`	-	USD	Annual
Redemption of Centuri shares from noncontrolling parties	`PaymentsForRepurchaseOfRedeemableNoncontrollingInterest`	$23.00M	USD	Annual
Withholding remittance share-based compensation	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$3.18M	USD	Annual
Withholding remittance share-based compensation	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$3.11M	USD	Annual
Withholding remittance share-based compensation	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$2.12M	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-2.74M	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-1.57M	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-3.07M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$512.57M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$346.19M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-82.65M	USD	Annual
Effects of currency translation on cash and cash equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-194.00K	USD	Annual
Effects of currency translation on cash and cash equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$301.00K	USD	Annual
Effects of currency translation on cash and cash equivalents	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-208.00K	USD	Annual
Change in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$15.56M	USD	Annual
Change in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-7.93M	USD	Annual
Change in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$41.74M	USD	Annual
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$43.62M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$36.00M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$85.36M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$28.07M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$43.62M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$36.00M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$85.36M	USD	Point-in-time
Cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$28.07M	USD	Point-in-time
Interest paid, net of amounts capitalized	`InterestPaidNet`	$86.56M	USD	Annual
Interest paid, net of amounts capitalized	`InterestPaidNet`	$67.44M	USD	Annual
Interest paid, net of amounts capitalized	`InterestPaidNet`	$71.94M	USD	Annual
Income taxes paid (received)	`IncomeTaxesPaidNet`	$-19.03M	USD	Annual
Income taxes paid (received)	`IncomeTaxesPaidNet`	$1.22M	USD	Annual
Income taxes paid (received)	`IncomeTaxesPaidNet`	$5.67M	USD	Annual

Stockholders Equity 55 line items

Line Item	Tag	Value	Unit	Period
Dividends declared (in USD pre share)	`CommonStockDividendsPerShareDeclared`	$1.98	USD	Annual
Dividends declared (in USD pre share)	`CommonStockDividendsPerShareDeclared`	$2.08	USD	Annual
Dividends declared (in USD pre share)	`CommonStockDividendsPerShareDeclared`	$1.80	USD	Annual
Beginning balance (in shares)	`CommonStockSharesOutstanding`	48.09M	shares	Point-in-time
Beginning balance (in shares)	`CommonStockSharesOutstanding`	53.03M	shares	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.66B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.81B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.59B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.25B	USD	Point-in-time
Common stock issuances	`StockIssuedDuringPeriodValueNewIssues`	$358.08M	USD	Annual
Common stock issuances	`StockIssuedDuringPeriodValueNewIssues`	$6.78M	USD	Annual
Common stock issuances	`StockIssuedDuringPeriodValueNewIssues`	$52.82M	USD	Annual
Net income (loss)	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$151.91M	USD	Annual
Net income (loss)	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$181.48M	USD	Annual
Net income (loss)	`NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest`	$193.69M	USD	Annual
Redemption value adjustments	`MinorityInterestChangeInRedemptionValue`	$-355.00K	USD	Annual
Redemption value adjustments	`MinorityInterestChangeInRedemptionValue`	$-5.77M	USD	Annual
Foreign currency exchange translation adjustment	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent`	$-3.01M	USD	Annual
Foreign currency exchange translation adjustment	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent`	$1.76M	USD	Annual
Foreign currency exchange translation adjustment	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent`	$156.00K	USD	Annual
Net actuarial gain (loss) arising during the period, less amortization of unamortized benefit plan cost, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$3.51M	USD	Annual
Net actuarial gain (loss) arising during the period, less amortization of unamortized benefit plan cost, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-4.78M	USD	Annual
Net actuarial gain (loss) arising during the period, less amortization of unamortized benefit plan cost, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-29.00K	USD	Annual
FSIRS amounts reclassified to net income, net of tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-2.07M	USD	Annual
FSIRS amounts reclassified to net income, net of tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-2.08M	USD	Annual
FSIRS amounts reclassified to net income, net of tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-2.54M	USD	Annual
Reclassification of excess deferred taxes	`TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect`	$9.30M	USD	1 Quarter
Dividends declared	`DividendsCommonStock`	$104.69M	USD	Annual
Dividends declared	`DividendsCommonStock`	$86.23M	USD	Annual
Dividends declared	`DividendsCommonStock`	$95.35M	USD	Annual
Ending balance (in shares)	`CommonStockSharesOutstanding`	48.09M	shares	Point-in-time
Ending balance (in shares)	`CommonStockSharesOutstanding`	53.03M	shares	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.66B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.81B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.59B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.25B	USD	Point-in-time
Beginning balance	`TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests`	$81.83M	USD	Point-in-time
Beginning balance	`TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests`	$22.59M	USD	Point-in-time
Beginning balance	`TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests`	$16.11M	USD	Point-in-time
Beginning balance	`TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests`	-	USD	Point-in-time
Redeemable noncontrolling interest acquired	`TemporaryEquityStockIssuedDuringPeriodValueNewIssues`	$81.66M	USD	Annual
Net income (loss)	`TemporaryEquityNetIncome`	$1.15M	USD	Annual
Net income (loss)	`TemporaryEquityNetIncome`	$248.00K	USD	Annual
Net income (loss)	`TemporaryEquityNetIncome`	$172.00K	USD	Annual
Redemption value adjustments	`TemporaryEquityAccretionToRedemptionValueAdjustment`	$-355.00K	USD	Annual
Redemption value adjustments	`TemporaryEquityAccretionToRedemptionValueAdjustment`	$-5.77M	USD	Annual
Foreign currency exchange translation adjustment	`TemporaryEquityForeignCurrencyTranslationAdjustments`	$11.00K	USD	Annual
Foreign currency exchange translation adjustment	`TemporaryEquityForeignCurrencyTranslationAdjustments`	$5.00K	USD	Annual
Redemption of Centuri shares from noncontrolling parties	`MinorityInterestDecreaseFromRedemptions`	$23.00M	USD	Annual
Centuri distribution to redeemable noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$439.00K	USD	Annual
Centuri distribution to redeemable noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$204.00K	USD	Annual
Ending balance	`TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests`	$81.83M	USD	Point-in-time
Ending balance	`TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests`	$22.59M	USD	Point-in-time
Ending balance	`TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests`	$16.11M	USD	Point-in-time
Ending balance	`TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests`	-	USD	Point-in-time

Comprehensive Income 51 line items

Line Item	Tag	Value	Unit	Period
Net Income	`ProfitLoss`	$153.06M	USD	Annual
Net Income	`ProfitLoss`	$75.36M	USD	1 Quarter
Net Income	`ProfitLoss`	$78.29M	USD	1 Quarter
Net Income	`ProfitLoss`	$10.42M	USD	1 Quarter
Net Income	`ProfitLoss`	$12.33M	USD	1 Quarter
Net Income	`ProfitLoss`	$9.10M	USD	1 Quarter
Net Income	`ProfitLoss`	$131.16M	USD	1 Quarter
Net Income	`ProfitLoss`	$69.00M	USD	1 Quarter
Net Income	`ProfitLoss`	$193.94M	USD	Annual
Net Income	`ProfitLoss`	$96.40M	USD	1 Quarter
Net Income	`ProfitLoss`	$21.55M	USD	1 Quarter
Net Income	`ProfitLoss`	$2.91M	USD	1 Quarter
Net Income	`ProfitLoss`	$18.12M	USD	1 Quarter
Net Income	`ProfitLoss`	$181.65M	USD	Annual
Net Income	`ProfitLoss`	$65.69M	USD	1 Quarter
Net actuarial gain (loss)	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-32.70M	USD	Annual
Net actuarial gain (loss)	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-15.52M	USD	Annual
Net actuarial gain (loss)	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-14.12M	USD	Annual
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$828.00K	USD	Annual
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$1.01M	USD	Annual
Amortization of prior service cost	`OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax`	$828.00K	USD	Annual
Amortization of net actuarial loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-15.78M	USD	Annual
Amortization of net actuarial loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-16.78M	USD	Annual
Amortization of net actuarial loss	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-25.55M	USD	Annual
Regulatory adjustment	`OtherComprehensiveIncomeDefinedBenefitPlansRegulatoryAdjustmentNetOfTax`	$-12.59M	USD	Annual
Regulatory adjustment	`OtherComprehensiveIncomeDefinedBenefitPlansRegulatoryAdjustmentNetOfTax`	$3.46M	USD	Annual
Regulatory adjustment	`OtherComprehensiveIncomeDefinedBenefitPlansRegulatoryAdjustmentNetOfTax`	$6.26M	USD	Annual
Net defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$3.51M	USD	Annual
Net defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-4.78M	USD	Annual
Net defined benefit pension plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-29.00K	USD	Annual
Amounts reclassified into net income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-2.07M	USD	Annual
Amounts reclassified into net income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-2.08M	USD	Annual
Amounts reclassified into net income	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-2.54M	USD	Annual
Net forward-starting interest rate swaps	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$2.08M	USD	Annual
Net forward-starting interest rate swaps	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$2.07M	USD	Annual
Net forward-starting interest rate swaps	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$2.54M	USD	Annual
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$1.77M	USD	Annual
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$161.00K	USD	Annual
Foreign currency translation adjustments	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-3.01M	USD	Annual
Total other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$2.27M	USD	Annual
Total other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$337.00K	USD	Annual
Total other comprehensive income, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$4.31M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$194.28M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$155.32M	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$185.97M	USD	Annual
Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.02M	USD	Annual
Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-625.00K	USD	Annual
Comprehensive income (loss) attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$112.00K	USD	Annual
Comprehensive income attributable to Southwest Gas Holdings, Inc.	`ComprehensiveIncomeNetOfTax`	$154.30M	USD	Annual
Comprehensive income attributable to Southwest Gas Holdings, Inc.	`ComprehensiveIncomeNetOfTax`	$186.59M	USD	Annual
Comprehensive income attributable to Southwest Gas Holdings, Inc.	`ComprehensiveIncomeNetOfTax`	$194.17M	USD	Annual

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