10-Q Filing

Knife River Corp CIK: 1955520 Q3 2023

Filing Information

Form Type	10-Q
Accession Number	`0001955520-23-000020`
Period End Date	20230930
Filing Date	20231106
Fiscal Year	2023
Fiscal Period	Q3
XBRL Instance	knf-20230930_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 99 Income Statement 60 Cash Flow Statement 82 Stockholders Equity 55 Comprehensive Income 48

Balance Sheet 99 line items

Line Item	Tag	Value	Unit	Period
Cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$13.85M	USD	Point-in-time
Cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$10.09M	USD	Point-in-time
Cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$19.03M	USD	Point-in-time
Cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$116.16M	USD	Point-in-time
Receivables, net	`ReceivablesNetCurrent`	$210.16M	USD	Point-in-time
Receivables, net	`ReceivablesNetCurrent`	$491.87M	USD	Point-in-time
Costs and estimated earnings in excess of billings on uncompleted contracts	`ContractWithCustomerAssetNetCurrent`	$31.14M	USD	Point-in-time
Costs and estimated earnings in excess of billings on uncompleted contracts	`ContractWithCustomerAssetNetCurrent`	$50.55M	USD	Point-in-time
Due from related-party	`DueFromRelatedParty`	-	USD	Point-in-time
Due from related-party	`DueFromRelatedParty`	$16.05M	USD	Point-in-time
Inventories	`InventoryNet`	$314.71M	USD	Point-in-time
Inventories	`InventoryNet`	$323.28M	USD	Point-in-time
Prepayments and other current assets	`OtherAssetsCurrent`	$38.09M	USD	Point-in-time
Prepayments and other current assets	`OtherAssetsCurrent`	$17.85M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$608.57M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.01B	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$2.55B	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$2.49B	USD	Point-in-time
Less accumulated depreciation, depletion and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.17B	USD	Point-in-time
Less accumulated depreciation, depletion and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.25B	USD	Point-in-time
Net property, plant and equipment	`PropertyPlantAndEquipmentNet`	$1.30B	USD	Point-in-time
Net property, plant and equipment	`PropertyPlantAndEquipmentNet`	$1.32B	USD	Point-in-time
Goodwill	`Goodwill`	$274.54M	USD	Point-in-time
Goodwill	`Goodwill`	$274.48M	USD	Point-in-time
Other intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$13.43M	USD	Point-in-time
Other intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$11.46M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$45.87M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$44.31M	USD	Point-in-time
Investments and other	`OtherAssetsNoncurrent`	$36.70M	USD	Point-in-time
Investments and other	`OtherAssetsNoncurrent`	$39.72M	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrent`	$1.69B	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrent`	$1.67B	USD	Point-in-time
Total assets	`Assets`	$2.29B	USD	Point-in-time
Total assets	`Assets`	$2.68B	USD	Point-in-time
Long-term debt - current portion	`LongTermDebtCurrent`	$211.00K	USD	Point-in-time
Long-term debt - current portion	`LongTermDebtCurrent`	$7.08M	USD	Point-in-time
Related-party notes payable - current portion	`RelatedPartyNotesPayableCurrentPortion`	-	USD	Point-in-time
Related-party notes payable - current portion	`RelatedPartyNotesPayableCurrentPortion`	$238.00M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$87.37M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$148.98M	USD	Point-in-time
Billings in excess of costs and estimated earnings on uncompleted contracts	`ContractWithCustomerLiabilityCurrent`	$39.84M	USD	Point-in-time
Billings in excess of costs and estimated earnings on uncompleted contracts	`ContractWithCustomerLiabilityCurrent`	$58.78M	USD	Point-in-time
Taxes payable	`TaxesPayableCurrent`	$53.28M	USD	Point-in-time
Taxes payable	`TaxesPayableCurrent`	$8.50M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$29.19M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$37.92M	USD	Point-in-time
Due to related-party	`DueToRelatedParty`	$20.29M	USD	Point-in-time
Due to related-party	`DueToRelatedParty`	-	USD	Point-in-time
Current operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$13.21M	USD	Point-in-time
Current operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$13.70M	USD	Point-in-time
Other accrued liabilities	`OtherLiabilitiesCurrent`	$105.22M	USD	Point-in-time
Other accrued liabilities	`OtherLiabilitiesCurrent`	$80.28M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$516.89M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$424.97M	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$675.65M	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$427.00K	USD	Point-in-time
Related-party notes payable	`RelatedPartyNotesPayable`	$446.45M	USD	Point-in-time
Related-party notes payable	`RelatedPartyNotesPayable`	-	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$173.99M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$175.80M	USD	Point-in-time
Noncurrent operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$30.61M	USD	Point-in-time
Noncurrent operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$32.66M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$132.65M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$93.50M	USD	Point-in-time
Total liabilities	`Liabilities`	$1.44B	USD	Point-in-time
Total liabilities	`Liabilities`	$1.27B	USD	Point-in-time
Common stock	`CommonStockValue`	$800.00K	USD	Point-in-time
Common stock	`CommonStockValue`	$570.00K	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$549.11M	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$613.02M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$645.18M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$494.66M	USD	Point-in-time
MDU Resources Common Stock Held by Subsidiary at Cost, Value	`MDUResourcesCommonStockHeldBySubsidiaryAtCostValue`	$3.63M	USD	Point-in-time
MDU Resources Common Stock Held by Subsidiary at Cost, Value	`MDUResourcesCommonStockHeldBySubsidiaryAtCostValue`	-	USD	Point-in-time
Treasury Stock, Common, Value	`TreasuryStockCommonValue`	-	USD	Point-in-time
Treasury Stock, Common, Value	`TreasuryStockCommonValue`	$3.63M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-12.13M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-12.35M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$1.09B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$1.03B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$1.24B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$974.77M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$897.03M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$952.84M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$923.99M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$1.01B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$2.68B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$2.29B	USD	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	300.00M	shares	Point-in-time
Common Stock, Shares Authorized	`CommonStockSharesAuthorized`	80,000.00	shares	Point-in-time
Common Stock, Par or Stated Value Per Share	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common Stock, Par or Stated Value Per Share	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common Stock, Par or Stated Value Per Share	`CommonStockParOrStatedValuePerShare`	$10.00	USD	Point-in-time
Common Stock, Shares, Issued	`CommonStockSharesIssued`	57.00M	shares	Point-in-time
Common Stock, Shares, Issued	`CommonStockSharesIssued`	80,000.00	shares	Point-in-time
Common Stock, Shares, Outstanding	`CommonStockSharesOutstanding`	56.57M	shares	Point-in-time
Common Stock, Shares, Outstanding	`CommonStockSharesOutstanding`	80,000.00	shares	Point-in-time
MDU Resources Common Stock Held by Subsidiary at Cost, Shares	`MDUResourcesCommonStockHeldBySubsidiaryAtCostShares`	538,921.00	shares	Point-in-time
MDU Resources Common Stock Held by Subsidiary at Cost, Shares	`MDUResourcesCommonStockHeldBySubsidiaryAtCostShares`	-538,921.00	shares	Point-in-time

Income Statement 60 line items

Line Item	Tag	Value	Unit	Period
Revenues	`Revenues`	$2.18B	USD	3 Qtrs
Revenues	`Revenues`	$1.09B	USD	1 Quarter
Revenues	`Revenues`	$975.43M	USD	1 Quarter
Revenues	`Revenues`	$2.00B	USD	3 Qtrs
Cost of Revenue	`CostOfRevenue`	$790.94M	USD	1 Quarter
Cost of Revenue	`CostOfRevenue`	$820.98M	USD	1 Quarter
Cost of Revenue	`CostOfRevenue`	$1.76B	USD	3 Qtrs
Cost of Revenue	`CostOfRevenue`	$1.71B	USD	3 Qtrs
Gross profit	`GrossProfit`	$426.47M	USD	3 Qtrs
Gross profit	`GrossProfit`	$269.39M	USD	1 Quarter
Gross profit	`GrossProfit`	$288.94M	USD	3 Qtrs
Gross profit	`GrossProfit`	$184.49M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$167.28M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$41.57M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$130.22M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$59.17M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$210.22M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$142.91M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$158.72M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$259.19M	USD	3 Qtrs
Interest expense	`InterestExpense`	$44.01M	USD	3 Qtrs
Interest expense	`InterestExpense`	$21.51M	USD	3 Qtrs
Interest expense	`InterestExpense`	$8.82M	USD	1 Quarter
Interest expense	`InterestExpense`	$15.35M	USD	1 Quarter
Other income (expense)	`OtherNonoperatingIncomeExpense`	$3.31M	USD	3 Qtrs
Other income (expense)	`OtherNonoperatingIncomeExpense`	$7.00K	USD	1 Quarter
Other income (expense)	`OtherNonoperatingIncomeExpense`	$-1.28M	USD	1 Quarter
Other income (expense)	`OtherNonoperatingIncomeExpense`	$-6.06M	USD	3 Qtrs
Income before income taxes	`IncomeLossAttributableToParent`	$131.16M	USD	3 Qtrs
Income before income taxes	`IncomeLossAttributableToParent`	$194.87M	USD	1 Quarter
Income before income taxes	`IncomeLossAttributableToParent`	$132.82M	USD	1 Quarter
Income before income taxes	`IncomeLossAttributableToParent`	$218.50M	USD	3 Qtrs
Income tax expense	`IncomeTaxExpenseBenefit`	$56.33M	USD	3 Qtrs
Income tax expense	`IncomeTaxExpenseBenefit`	$48.22M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$32.95M	USD	3 Qtrs
Income tax expense	`IncomeTaxExpenseBenefit`	$33.16M	USD	1 Quarter
Net income	`NetIncomeLoss`	$146.66M	USD	1 Quarter
Net income	`NetIncomeLoss`	$-41.32M	USD	1 Quarter
Net income	`NetIncomeLoss`	$162.17M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$56.84M	USD	1 Quarter
Net income	`NetIncomeLoss`	$99.66M	USD	1 Quarter
Net income	`NetIncomeLoss`	$38.56M	USD	1 Quarter
Net income	`NetIncomeLoss`	$-40.01M	USD	1 Quarter
Net income	`NetIncomeLoss`	$98.21M	USD	3 Qtrs
Income per share, Basic, Total	`EarningsPerShareBasic`	$1.76	USD	1 Quarter
Income per share, Basic, Total	`EarningsPerShareBasic`	$1.74	USD	3 Qtrs
Income per share, Basic, Total	`EarningsPerShareBasic`	$2.59	USD	1 Quarter
Income per share, Basic, Total	`EarningsPerShareBasic`	$2.87	USD	3 Qtrs
Income per share, Diluted, Total	`EarningsPerShareDiluted`	$2.86	USD	3 Qtrs
Income per share, Diluted, Total	`EarningsPerShareDiluted`	$1.76	USD	1 Quarter
Income per share, Diluted, Total	`EarningsPerShareDiluted`	$1.74	USD	3 Qtrs
Income per share, Diluted, Total	`EarningsPerShareDiluted`	$2.58	USD	1 Quarter
Weighted Average Number of Shares Outstanding, Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	56.57M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	56.57M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	56.57M	shares	3 Qtrs
Weighted Average Number of Shares Outstanding, Basic	`WeightedAverageNumberOfSharesOutstandingBasic`	56.57M	shares	3 Qtrs
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	56.73M	shares	1 Quarter
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	56.63M	shares	3 Qtrs
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	56.57M	shares	3 Qtrs
Weighted Average Number of Shares Outstanding, Diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	56.57M	shares	1 Quarter

Cash Flow Statement 82 line items

Line Item	Tag	Value	Unit	Period
Net Income (Loss)	`NetIncomeLoss`	$146.66M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$-41.32M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$162.17M	USD	3 Qtrs
Net Income (Loss)	`NetIncomeLoss`	$56.84M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$99.66M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$38.56M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$-40.01M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$98.21M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$30.45M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$88.55M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$92.51M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$31.75M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$5.04M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-1.88M	USD	3 Qtrs
Provision for credit losses	`ProvisionForDoubtfulAccounts`	$-296.00K	USD	3 Qtrs
Provision for credit losses	`ProvisionForDoubtfulAccounts`	$1.39M	USD	3 Qtrs
Amortization of debt issuance costs	`AmortizationOfFinancingCosts`	$2.42M	USD	3 Qtrs
Amortization of debt issuance costs	`AmortizationOfFinancingCosts`	$355.00K	USD	3 Qtrs
Employee stock-based compensation costs	`ShareBasedCompensation`	$2.13M	USD	3 Qtrs
Employee stock-based compensation costs	`ShareBasedCompensation`	$800.00K	USD	3 Qtrs
Pension and postretirement benefit plan net periodic benefit cost	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$889.00K	USD	3 Qtrs
Pension and postretirement benefit plan net periodic benefit cost	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$981.00K	USD	3 Qtrs
Unrealized (gains) losses on investments	`UnrealizedGainLossOnInvestments`	$685.00K	USD	3 Qtrs
Unrealized (gains) losses on investments	`UnrealizedGainLossOnInvestments`	$-3.17M	USD	3 Qtrs
Gains on sales of assets	`GainLossOnDispositionOfAssets1`	$3.58M	USD	3 Qtrs
Gains on sales of assets	`GainLossOnDispositionOfAssets1`	$3.81M	USD	3 Qtrs
Receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$302.54M	USD	3 Qtrs
Receivables	`IncreaseDecreaseInAccountsAndNotesReceivable`	$239.56M	USD	3 Qtrs
Due from related-party	`IncreaseDecreaseInDueFromRelatedParties`	$-1.26M	USD	3 Qtrs
Due from related-party	`IncreaseDecreaseInDueFromRelatedParties`	$-16.05M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$18.62M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-8.57M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$20.13M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$-835.00K	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$69.55M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayableTrade`	$91.66M	USD	3 Qtrs
Due to related-party	`IncreaseDecreaseInDueToRelatedPartiesCurrent`	$-7.31M	USD	3 Qtrs
Due to related-party	`IncreaseDecreaseInDueToRelatedPartiesCurrent`	$9.83M	USD	3 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$21.79M	USD	3 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$78.01M	USD	3 Qtrs
Pension and postretirement benefit plan contributions	`PensionAndOtherPostretirementBenefitContributions`	$1.61M	USD	3 Qtrs
Pension and postretirement benefit plan contributions	`PensionAndOtherPostretirementBenefitContributions`	$313.00K	USD	3 Qtrs
Other noncurrent changes	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet`	$-35.09M	USD	3 Qtrs
Other noncurrent changes	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet`	$-1.40M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$39.40M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$152.93M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$86.45M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$121.84M	USD	3 Qtrs
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	-	USD	3 Qtrs
Acquisitions, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$-450.00K	USD	3 Qtrs
Net proceeds from sale or disposition of property and other	`ProceedsFromSaleOfProductiveAssets`	$5.23M	USD	3 Qtrs
Net proceeds from sale or disposition of property and other	`ProceedsFromSaleOfProductiveAssets`	$5.72M	USD	3 Qtrs
Investments	`PaymentsForProceedsFromInvestments`	$2.23M	USD	3 Qtrs
Investments	`PaymentsForProceedsFromInvestments`	$1.76M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-82.99M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-117.90M	USD	3 Qtrs
Issuance of current related-party notes, net	`ProceedsFromRepaymentsOfRelatedPartyDebtCurrent`	-	USD	3 Qtrs
Issuance of current related-party notes, net	`ProceedsFromRepaymentsOfRelatedPartyDebtCurrent`	$100.00M	USD	3 Qtrs
Issuance of long-term related-party notes, net	`ProceedsFromRepaymentsOfRelatedPartyDebt`	$205.28M	USD	3 Qtrs
Issuance of long-term related-party notes, net	`ProceedsFromRepaymentsOfRelatedPartyDebt`	$26.87M	USD	3 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$700.00M	USD	3 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	3 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$1.89M	USD	3 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$206.00K	USD	3 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$16.64M	USD	3 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$749.00K	USD	3 Qtrs
Proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	-	USD	3 Qtrs
Proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$-26.00K	USD	3 Qtrs
Net transfers to Centennial	`NetTransfersToFromParent`	$42.24M	USD	3 Qtrs
Net transfers to Centennial	`NetTransfersToFromParent`	$850.59M	USD	3 Qtrs
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$36.13M	USD	3 Qtrs
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$83.68M	USD	3 Qtrs
Increase in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$106.07M	USD	3 Qtrs
Increase in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$5.18M	USD	3 Qtrs
Cash, cash equivalents and restricted cash -- beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$116.16M	USD	Point-in-time
Cash, cash equivalents and restricted cash -- beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$13.85M	USD	Point-in-time
Cash, cash equivalents and restricted cash -- beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$10.09M	USD	Point-in-time
Cash, cash equivalents and restricted cash -- beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$19.03M	USD	Point-in-time
Cash, cash equivalents and restricted cash -- end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$10.09M	USD	Point-in-time
Cash, cash equivalents and restricted cash -- end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$19.03M	USD	Point-in-time
Cash, cash equivalents and restricted cash -- end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$13.85M	USD	Point-in-time
Cash, cash equivalents and restricted cash -- end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$116.16M	USD	Point-in-time

Stockholders Equity 55 line items

Line Item	Tag	Value	Unit	Period
Common stock balance (in shares)	`CommonStockSharesIssued`	57.00M	shares	Point-in-time
Common stock balance (in shares)	`CommonStockSharesIssued`	80,000.00	shares	Point-in-time
Balance	`StockholdersEquity`	$923.99M	USD	Point-in-time
Balance	`StockholdersEquity`	$952.84M	USD	Point-in-time
Balance	`StockholdersEquity`	$897.03M	USD	Point-in-time
Balance	`StockholdersEquity`	$1.01B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.24B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.03B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.09B	USD	Point-in-time
Balance	`StockholdersEquity`	$974.77M	USD	Point-in-time
MDU Resources Common Stock Held by Subsidiary at Cost, Shares	`MDUResourcesCommonStockHeldBySubsidiaryAtCostShares`	-538,921.00	shares	Point-in-time
MDU Resources Common Stock Held by Subsidiary at Cost, Shares	`MDUResourcesCommonStockHeldBySubsidiaryAtCostShares`	538,921.00	shares	Point-in-time
Treasury Stock, Common, Shares	`TreasuryStockCommonShares`	431,136.00	shares	Point-in-time
Net Income (Loss)	`NetIncomeLoss`	$146.66M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$-41.32M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$162.17M	USD	3 Qtrs
Net Income (Loss)	`NetIncomeLoss`	$56.84M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$99.66M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$38.56M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$-40.01M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$98.21M	USD	3 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$217.00K	USD	3 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$75.00K	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$49.00K	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$6.12M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$303.00K	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$93.00K	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$6.73M	USD	3 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$303.00K	USD	1 Quarter
APIC, Share-Based Payment Arrangement, Recognition and Exercise	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$226.00K	USD	1 Quarter
APIC, Share-Based Payment Arrangement, Recognition and Exercise	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$123.00K	USD	1 Quarter
APIC, Share-Based Payment Arrangement, Recognition and Exercise	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$306.00K	USD	1 Quarter
APIC, Share-Based Payment Arrangement, Recognition and Exercise	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$414.00K	USD	1 Quarter
APIC, Share-Based Payment Arrangement, Recognition and Exercise	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$306.00K	USD	1 Quarter
APIC, Share-Based Payment Arrangement, Recognition and Exercise	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$1.46M	USD	1 Quarter
Transfer of parent stock held by subsidiary, Value	`TransferOfParentStockHeldBySubsidiaryValue`	$3.63M	USD	1 Quarter
Treasury Stock, Value, Acquired, Cost Method	`TreasuryStockValueAcquiredCostMethod`	$3.63M	USD	1 Quarter
Stock Redeemed or Called During Period, Value	`StockRedeemedOrCalledDuringPeriodValue`	-	USD	1 Quarter
Stock Issued During Period, Value, New Issues	`StockIssuedDuringPeriodValueNewIssues`	$26.00K	USD	1 Quarter
Equity net transfers to (from) Parent	`EquityNetTransfersToFromCentennial`	$-18.04M	USD	1 Quarter
Equity net transfers to (from) Parent	`EquityNetTransfersToFromCentennial`	$-12.76M	USD	1 Quarter
Equity net transfers to (from) Parent	`EquityNetTransfersToFromCentennial`	$-16.41M	USD	1 Quarter
Equity net transfers to (from) Parent	`EquityNetTransfersToFromCentennial`	$62.97M	USD	1 Quarter
Equity net transfers to (from) Parent	`EquityNetTransfersToFromCentennial`	$-13.01M	USD	1 Quarter
Common stock balance (in shares)	`CommonStockSharesIssued`	57.00M	shares	Point-in-time
Common stock balance (in shares)	`CommonStockSharesIssued`	80,000.00	shares	Point-in-time
Balance	`StockholdersEquity`	$974.77M	USD	Point-in-time
Balance	`StockholdersEquity`	$923.99M	USD	Point-in-time
Balance	`StockholdersEquity`	$952.84M	USD	Point-in-time
Balance	`StockholdersEquity`	$897.03M	USD	Point-in-time
Balance	`StockholdersEquity`	$1.01B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.24B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.03B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.09B	USD	Point-in-time
Treasury Stock, Common, Shares	`TreasuryStockCommonShares`	431,136.00	shares	Point-in-time

Comprehensive Income 48 line items

Line Item	Tag	Value	Unit	Period
Net Income (Loss)	`NetIncomeLoss`	$146.66M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$-41.32M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$162.17M	USD	3 Qtrs
Net Income (Loss)	`NetIncomeLoss`	$56.84M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$99.66M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$38.56M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$-40.01M	USD	1 Quarter
Net Income (Loss)	`NetIncomeLoss`	$98.21M	USD	3 Qtrs
Reclassification adjustment for loss on derivative instruments included in net income, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$-27.00K	USD	1 Quarter
Reclassification adjustment for loss on derivative instruments included in net income, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$-80.00K	USD	3 Qtrs
Reclassification adjustment for loss on derivative instruments included in net income, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$-28.00K	USD	3 Qtrs
Reclassification adjustment for loss on derivative instruments included in net income, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	-	USD	1 Quarter
Reclassification adjustment for loss on derivative instruments included in net income, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	-	USD	1 Quarter
Reclassification adjustment for loss on derivative instruments included in net income, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-246.00K	USD	3 Qtrs
Reclassification adjustment for loss on derivative instruments included in net income, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-90.00K	USD	3 Qtrs
Reclassification adjustment for loss on derivative instruments included in net income, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-82.00K	USD	1 Quarter
Postretirement liability gains (losses) arising during the period, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax`	$6.00K	USD	3 Qtrs
Postretirement liability gains (losses) arising during the period, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax`	-	USD	1 Quarter
Postretirement liability gains (losses) arising during the period, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax`	$-1.88M	USD	3 Qtrs
Postretirement liability gains (losses) arising during the period, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax`	-	USD	1 Quarter
Postretirement liability gains (losses) arising during the period, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax`	-	USD	1 Quarter
Postretirement liability gains (losses) arising during the period, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax`	-	USD	1 Quarter
Postretirement liability gains (losses) arising during the period, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax`	$17.00K	USD	3 Qtrs
Postretirement liability gains (losses) arising during the period, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax`	$-5.82M	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit cost, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$47.00K	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit cost, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$213.00K	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit cost, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$16.00K	USD	1 Quarter
Amortization of postretirement liability losses included in net periodic benefit cost, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$71.00K	USD	1 Quarter
Amortization of postretirement liability losses included in net periodic benefit cost, net of tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$144.00K	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit cost, net of tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$49.00K	USD	1 Quarter
Amortization of postretirement liability losses included in net periodic benefit cost, net of tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$662.00K	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit cost, net of tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$221.00K	USD	1 Quarter
Postretirement liability adjustment	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-221.00K	USD	1 Quarter
Postretirement liability adjustment	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-6.48M	USD	3 Qtrs
Postretirement liability adjustment	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-49.00K	USD	1 Quarter
Postretirement liability adjustment	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-127.00K	USD	3 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$6.73M	USD	3 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$93.00K	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$303.00K	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$303.00K	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$49.00K	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$217.00K	USD	3 Qtrs
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$6.12M	USD	1 Quarter
Other comprehensive income	`OtherComprehensiveIncomeLossNetOfTax`	$75.00K	USD	1 Quarter
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$99.96M	USD	1 Quarter
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$146.70M	USD	1 Quarter
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$162.39M	USD	3 Qtrs
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$104.94M	USD	3 Qtrs

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