10-Q Filing

MDU RESOURCES GROUP INC CIK: 67716 Q3 2024

Filing Information

Form Type	10-Q
Accession Number	`0000067716-24-000107`
Period End Date	20240930
Filing Date	20241107
Fiscal Year	2024
Fiscal Period	Q3
XBRL Instance	mdu-20240930_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 262 Income Statement 200 Cash Flow Statement 242 Stockholders Equity 114 Comprehensive Income 80

Balance Sheet 262 line items

Line Item	Tag	Value	Unit	Period
Cash, cash equivalents and restricted cash	`CashAndCashEquivalentsAtCarryingValue`	$104.02M	USD	Point-in-time
Cash, cash equivalents and restricted cash	`CashAndCashEquivalentsAtCarryingValue`	$104.02M	USD	Point-in-time
Cash, cash equivalents and restricted cash	`CashAndCashEquivalentsAtCarryingValue`	$76.97M	USD	Point-in-time
Cash, cash equivalents and restricted cash	`CashAndCashEquivalentsAtCarryingValue`	$76.97M	USD	Point-in-time
Cash, cash equivalents and restricted cash	`CashAndCashEquivalentsAtCarryingValue`	$32.49M	USD	Point-in-time
Cash, cash equivalents and restricted cash	`CashAndCashEquivalentsAtCarryingValue`	$32.49M	USD	Point-in-time
Receivables, net	`ReceivablesNetCurrent`	$942.78M	USD	Point-in-time
Receivables, net	`ReceivablesNetCurrent`	$942.78M	USD	Point-in-time
Receivables, net	`ReceivablesNetCurrent`	$934.47M	USD	Point-in-time
Receivables, net	`ReceivablesNetCurrent`	$934.47M	USD	Point-in-time
Receivables, net	`ReceivablesNetCurrent`	$893.02M	USD	Point-in-time
Receivables, net	`ReceivablesNetCurrent`	$893.02M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$241.01M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$169.25M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$241.01M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$172.49M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$169.25M	USD	Point-in-time
Current regulatory assets	`RegulatoryAssetsCurrent`	$172.49M	USD	Point-in-time
Inventories	`InventoryNet`	$87.39M	USD	Point-in-time
Inventories	`InventoryNet`	$80.23M	USD	Point-in-time
Inventories	`InventoryNet`	$87.39M	USD	Point-in-time
Inventories	`InventoryNet`	$91.89M	USD	Point-in-time
Inventories	`InventoryNet`	$91.89M	USD	Point-in-time
Inventories	`InventoryNet`	$80.23M	USD	Point-in-time
Prepayments and other current assets	`OtherAssetsCurrent`	$63.80M	USD	Point-in-time
Prepayments and other current assets	`OtherAssetsCurrent`	$63.80M	USD	Point-in-time
Prepayments and other current assets	`OtherAssetsCurrent`	$84.08M	USD	Point-in-time
Prepayments and other current assets	`OtherAssetsCurrent`	$84.08M	USD	Point-in-time
Prepayments and other current assets	`OtherAssetsCurrent`	$96.43M	USD	Point-in-time
Prepayments and other current assets	`OtherAssetsCurrent`	$96.43M	USD	Point-in-time
Retained shares in Knife River	`ShortTermInvestments`	-	USD	Point-in-time
Retained shares in Knife River	`ShortTermInvestments`	-	USD	Point-in-time
Retained shares in Knife River	`ShortTermInvestments`	$276.21M	USD	Point-in-time
Retained shares in Knife River	`ShortTermInvestments`	-	USD	Point-in-time
Retained shares in Knife River	`ShortTermInvestments`	-	USD	Point-in-time
Retained shares in Knife River	`ShortTermInvestments`	$276.21M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.52B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.52B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.47B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.47B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.36B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.36B	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$7.34B	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$7.70B	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$7.34B	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$7.21B	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$7.21B	USD	Point-in-time
Property, plant and equipment	`PropertyPlantAndEquipmentGross`	$7.70B	USD	Point-in-time
Less accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$2.19B	USD	Point-in-time
Less accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$2.22B	USD	Point-in-time
Less accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$2.19B	USD	Point-in-time
Less accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$2.32B	USD	Point-in-time
Less accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$2.32B	USD	Point-in-time
Less accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$2.22B	USD	Point-in-time
Net property, plant and equipment	`PropertyPlantAndEquipmentNet`	$5.02B	USD	Point-in-time
Net property, plant and equipment	`PropertyPlantAndEquipmentNet`	$5.02B	USD	Point-in-time
Net property, plant and equipment	`PropertyPlantAndEquipmentNet`	$5.38B	USD	Point-in-time
Net property, plant and equipment	`PropertyPlantAndEquipmentNet`	$5.38B	USD	Point-in-time
Net property, plant and equipment	`PropertyPlantAndEquipmentNet`	$5.12B	USD	Point-in-time
Net property, plant and equipment	`PropertyPlantAndEquipmentNet`	$5.12B	USD	Point-in-time
Goodwill	`Goodwill`	$488.96M	USD	Point-in-time
Goodwill	`Goodwill`	$488.96M	USD	Point-in-time
Goodwill	`Goodwill`	$488.96M	USD	Point-in-time
Goodwill	`Goodwill`	$488.96M	USD	Point-in-time
Goodwill	`Goodwill`	$488.96M	USD	Point-in-time
Goodwill	`Goodwill`	$488.96M	USD	Point-in-time
Other intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$2.00M	USD	Point-in-time
Other intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$2.00M	USD	Point-in-time
Other intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$2.53M	USD	Point-in-time
Other intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$2.53M	USD	Point-in-time
Other intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$466.00K	USD	Point-in-time
Other intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$466.00K	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$447.10M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$343.58M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$447.10M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$428.97M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$428.97M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$343.58M	USD	Point-in-time
Investments	`LongTermInvestments`	$124.23M	USD	Point-in-time
Investments	`LongTermInvestments`	$124.23M	USD	Point-in-time
Investments	`LongTermInvestments`	$139.33M	USD	Point-in-time
Investments	`LongTermInvestments`	$139.33M	USD	Point-in-time
Investments	`LongTermInvestments`	$130.60M	USD	Point-in-time
Investments	`LongTermInvestments`	$130.60M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$75.73M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$90.44M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$90.44M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$74.36M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$74.36M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$75.73M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$211.87M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$198.46M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$211.87M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$270.08M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$198.46M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$270.08M	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrent`	$6.35B	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrent`	$6.70B	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrent`	$6.35B	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrent`	$6.47B	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrent`	$6.47B	USD	Point-in-time
Total noncurrent assets	`AssetsNoncurrent`	$6.70B	USD	Point-in-time
Total assets	`Assets`	$7.87B	USD	Point-in-time
Total assets	`Assets`	$7.87B	USD	Point-in-time
Total assets	`Assets`	$7.83B	USD	Point-in-time
Total assets	`Assets`	$7.83B	USD	Point-in-time
Total assets	`Assets`	$8.17B	USD	Point-in-time
Total assets	`Assets`	$8.17B	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$306.40M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$306.40M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	-	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$95.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	$95.00M	USD	Point-in-time
Short-term borrowings	`ShortTermBorrowings`	-	USD	Point-in-time
Long-term debt due within one year	`LongTermDebtCurrent`	$61.32M	USD	Point-in-time
Long-term debt due within one year	`LongTermDebtCurrent`	$61.32M	USD	Point-in-time
Long-term debt due within one year	`LongTermDebtCurrent`	$218.78M	USD	Point-in-time
Long-term debt due within one year	`LongTermDebtCurrent`	$218.78M	USD	Point-in-time
Long-term debt due within one year	`LongTermDebtCurrent`	$61.32M	USD	Point-in-time
Long-term debt due within one year	`LongTermDebtCurrent`	$61.32M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$414.48M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$489.10M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$489.10M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$475.21M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$475.21M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$414.48M	USD	Point-in-time
Taxes payable	`TaxesPayableCurrent`	$61.88M	USD	Point-in-time
Taxes payable	`TaxesPayableCurrent`	$58.11M	USD	Point-in-time
Taxes payable	`TaxesPayableCurrent`	$61.88M	USD	Point-in-time
Taxes payable	`TaxesPayableCurrent`	$49.50M	USD	Point-in-time
Taxes payable	`TaxesPayableCurrent`	$49.50M	USD	Point-in-time
Taxes payable	`TaxesPayableCurrent`	$58.11M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$25.45M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$25.45M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$25.46M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$25.46M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$26.02M	USD	Point-in-time
Dividends payable	`DividendsPayableCurrent`	$26.02M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$97.04M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$97.04M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$85.51M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$85.51M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$94.23M	USD	Point-in-time
Accrued compensation	`EmployeeRelatedLiabilitiesCurrent`	$94.23M	USD	Point-in-time
Operating lease liabilities due within one year	`OperatingLeaseLiabilityCurrent`	$23.11M	USD	Point-in-time
Operating lease liabilities due within one year	`OperatingLeaseLiabilityCurrent`	$23.11M	USD	Point-in-time
Operating lease liabilities due within one year	`OperatingLeaseLiabilityCurrent`	$28.13M	USD	Point-in-time
Operating lease liabilities due within one year	`OperatingLeaseLiabilityCurrent`	$22.88M	USD	Point-in-time
Operating lease liabilities due within one year	`OperatingLeaseLiabilityCurrent`	$22.88M	USD	Point-in-time
Operating lease liabilities due within one year	`OperatingLeaseLiabilityCurrent`	$28.13M	USD	Point-in-time
Regulatory liabilities due within one year	`RegulatoryLiabilityCurrent`	$45.01M	USD	Point-in-time
Regulatory liabilities due within one year	`RegulatoryLiabilityCurrent`	$45.01M	USD	Point-in-time
Regulatory liabilities due within one year	`RegulatoryLiabilityCurrent`	$157.07M	USD	Point-in-time
Regulatory liabilities due within one year	`RegulatoryLiabilityCurrent`	$157.07M	USD	Point-in-time
Regulatory liabilities due within one year	`RegulatoryLiabilityCurrent`	$70.76M	USD	Point-in-time
Regulatory liabilities due within one year	`RegulatoryLiabilityCurrent`	$70.76M	USD	Point-in-time
Other accrued liabilities	`OtherLiabilitiesCurrent`	$181.47M	USD	Point-in-time
Other accrued liabilities	`OtherLiabilitiesCurrent`	$154.15M	USD	Point-in-time
Other accrued liabilities	`OtherLiabilitiesCurrent`	$181.47M	USD	Point-in-time
Other accrued liabilities	`OtherLiabilitiesCurrent`	$203.35M	USD	Point-in-time
Other accrued liabilities	`OtherLiabilitiesCurrent`	$203.35M	USD	Point-in-time
Other accrued liabilities	`OtherLiabilitiesCurrent`	$154.15M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.08B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.08B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.17B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.28B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.28B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.17B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$2.23B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$2.23B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$2.28B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$2.28B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$2.24B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$2.24B	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$526.65M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$453.15M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$526.65M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$458.55M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$453.15M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$458.55M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$397.95M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$397.95M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$384.08M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$384.08M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$384.37M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$384.37M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$521.05M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$521.05M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$463.79M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$463.79M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$495.11M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$495.11M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$52.91M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$52.91M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$51.65M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$62.57M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$62.57M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$51.65M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$199.47M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$199.68M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$199.47M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$222.30M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$222.30M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$199.68M	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$3.83B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$3.83B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$3.94B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$3.94B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$3.85B	USD	Point-in-time
Total noncurrent liabilities	`LiabilitiesNoncurrent`	$3.85B	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock Authorized - 500,000,000 shares, $1.00 par value Shares issued - 203,888,237 at September 30, 2024, 203,638,373 at September 30, 2023 and 203,689,090 at December 31, 2023	`CommonStockValueOutstanding`	$203.64M	USD	Point-in-time
Common stock Authorized - 500,000,000 shares, $1.00 par value Shares issued - 203,888,237 at September 30, 2024, 203,638,373 at September 30, 2023 and 203,689,090 at December 31, 2023	`CommonStockValueOutstanding`	$203.64M	USD	Point-in-time
Common stock Authorized - 500,000,000 shares, $1.00 par value Shares issued - 203,888,237 at September 30, 2024, 203,638,373 at September 30, 2023 and 203,689,090 at December 31, 2023	`CommonStockValueOutstanding`	$203.89M	USD	Point-in-time
Common stock Authorized - 500,000,000 shares, $1.00 par value Shares issued - 203,888,237 at September 30, 2024, 203,638,373 at September 30, 2023 and 203,689,090 at December 31, 2023	`CommonStockValueOutstanding`	$203.89M	USD	Point-in-time
Common stock Authorized - 500,000,000 shares, $1.00 par value Shares issued - 203,888,237 at September 30, 2024, 203,638,373 at September 30, 2023 and 203,689,090 at December 31, 2023	`CommonStockValueOutstanding`	$203.69M	USD	Point-in-time
Common stock Authorized - 500,000,000 shares, $1.00 par value Shares issued - 203,888,237 at September 30, 2024, 203,638,373 at September 30, 2023 and 203,689,090 at December 31, 2023	`CommonStockValueOutstanding`	$203.69M	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$1.46B	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$1.46B	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$1.47B	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$1.47B	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$1.47B	USD	Point-in-time
Other paid-in capital	`AdditionalPaidInCapitalCommonStock`	$1.47B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.25B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.25B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.11B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.40B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.40B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.11B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-17.89M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-17.89M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-17.76M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-17.76M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-18.38M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-18.38M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.58B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.58B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.02B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.02B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$2.98B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$2.98B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$2.71B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$2.71B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.06B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.59B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.59B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$2.76B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$2.76B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$2.91B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$2.91B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$3.06B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$7.87B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$7.83B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$7.83B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$8.17B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$8.17B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$7.87B	USD	Point-in-time

Income Statement 200 line items

Line Item	Tag	Value	Unit	Period
Operating revenues:	`Revenues`	$1.00B	USD	1 Quarter
Operating revenues:	`Revenues`	$1.00B	USD	1 Quarter
Operating revenues:	`Revenues`	$3.31B	USD	3 Qtrs
Operating revenues:	`Revenues`	$3.31B	USD	3 Qtrs
Operating revenues:	`Revenues`	$3.52B	USD	3 Qtrs
Operating revenues:	`Revenues`	$3.52B	USD	3 Qtrs
Operating revenues:	`Revenues`	$1.05B	USD	1 Quarter
Operating revenues:	`Revenues`	$1.05B	USD	1 Quarter
Total operation and maintenance	`SellingGeneralAndAdministrativeExpense`	$2.30B	USD	3 Qtrs
Total operation and maintenance	`SellingGeneralAndAdministrativeExpense`	$2.30B	USD	3 Qtrs
Total operation and maintenance	`SellingGeneralAndAdministrativeExpense`	$738.66M	USD	1 Quarter
Total operation and maintenance	`SellingGeneralAndAdministrativeExpense`	$738.66M	USD	1 Quarter
Total operation and maintenance	`SellingGeneralAndAdministrativeExpense`	$786.64M	USD	1 Quarter
Total operation and maintenance	`SellingGeneralAndAdministrativeExpense`	$2.19B	USD	3 Qtrs
Total operation and maintenance	`SellingGeneralAndAdministrativeExpense`	$2.19B	USD	3 Qtrs
Total operation and maintenance	`SellingGeneralAndAdministrativeExpense`	$786.64M	USD	1 Quarter
Purchased natural gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$55.97M	USD	1 Quarter
Purchased natural gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$55.97M	USD	1 Quarter
Purchased natural gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$53.38M	USD	1 Quarter
Purchased natural gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$53.38M	USD	1 Quarter
Purchased natural gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$542.85M	USD	3 Qtrs
Purchased natural gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$542.85M	USD	3 Qtrs
Purchased natural gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$406.57M	USD	3 Qtrs
Purchased natural gas sold	`UtilitiesOperatingExpenseGasAndPetroleumPurchased`	$406.57M	USD	3 Qtrs
Electric fuel and purchased power	`UtilitiesOperatingExpensePurchasedPower`	$28.97M	USD	1 Quarter
Electric fuel and purchased power	`UtilitiesOperatingExpensePurchasedPower`	$25.21M	USD	1 Quarter
Electric fuel and purchased power	`UtilitiesOperatingExpensePurchasedPower`	$25.21M	USD	1 Quarter
Electric fuel and purchased power	`UtilitiesOperatingExpensePurchasedPower`	$28.97M	USD	1 Quarter
Electric fuel and purchased power	`UtilitiesOperatingExpensePurchasedPower`	$73.75M	USD	3 Qtrs
Electric fuel and purchased power	`UtilitiesOperatingExpensePurchasedPower`	$87.54M	USD	3 Qtrs
Electric fuel and purchased power	`UtilitiesOperatingExpensePurchasedPower`	$73.75M	USD	3 Qtrs
Electric fuel and purchased power	`UtilitiesOperatingExpensePurchasedPower`	$87.54M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$158.88M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$158.88M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$56.16M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$56.16M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$167.79M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$167.79M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$53.15M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$53.15M	USD	1 Quarter
Taxes, other than income	`TaxesExcludingIncomeAndExciseTaxes`	$141.94M	USD	3 Qtrs
Taxes, other than income	`TaxesExcludingIncomeAndExciseTaxes`	$141.94M	USD	3 Qtrs
Taxes, other than income	`TaxesExcludingIncomeAndExciseTaxes`	$156.59M	USD	3 Qtrs
Taxes, other than income	`TaxesExcludingIncomeAndExciseTaxes`	$156.59M	USD	3 Qtrs
Taxes, other than income	`TaxesExcludingIncomeAndExciseTaxes`	$38.33M	USD	1 Quarter
Taxes, other than income	`TaxesExcludingIncomeAndExciseTaxes`	$39.45M	USD	1 Quarter
Taxes, other than income	`TaxesExcludingIncomeAndExciseTaxes`	$38.33M	USD	1 Quarter
Taxes, other than income	`TaxesExcludingIncomeAndExciseTaxes`	$39.45M	USD	1 Quarter
Total operating expenses	`OperatingExpenses`	$916.19M	USD	1 Quarter
Total operating expenses	`OperatingExpenses`	$3.00B	USD	3 Qtrs
Total operating expenses	`OperatingExpenses`	$3.00B	USD	3 Qtrs
Total operating expenses	`OperatingExpenses`	$916.19M	USD	1 Quarter
Total operating expenses	`OperatingExpenses`	$3.24B	USD	3 Qtrs
Total operating expenses	`OperatingExpenses`	$959.71M	USD	1 Quarter
Total operating expenses	`OperatingExpenses`	$3.24B	USD	3 Qtrs
Total operating expenses	`OperatingExpenses`	$959.71M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$90.80M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$285.16M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$84.60M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$84.60M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$285.16M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$316.50M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$90.80M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$316.50M	USD	3 Qtrs
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	-	USD	1 Quarter
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	$30.15M	USD	1 Quarter
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	$30.15M	USD	1 Quarter
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	$170.17M	USD	3 Qtrs
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	$170.17M	USD	3 Qtrs
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	-	USD	3 Qtrs
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	-	USD	3 Qtrs
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	-	USD	1 Quarter
Other income	`OtherNonoperatingIncomeExpense`	$8.92M	USD	1 Quarter
Other income	`OtherNonoperatingIncomeExpense`	$29.25M	USD	3 Qtrs
Other income	`OtherNonoperatingIncomeExpense`	$29.25M	USD	3 Qtrs
Other income	`OtherNonoperatingIncomeExpense`	$8.92M	USD	1 Quarter
Other income	`OtherNonoperatingIncomeExpense`	$42.29M	USD	3 Qtrs
Other income	`OtherNonoperatingIncomeExpense`	$13.84M	USD	1 Quarter
Other income	`OtherNonoperatingIncomeExpense`	$13.84M	USD	1 Quarter
Other income	`OtherNonoperatingIncomeExpense`	$42.29M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$29.47M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$86.78M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$86.78M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$29.47M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$32.13M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$82.54M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$82.54M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$32.13M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$272.00M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$272.00M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$91.54M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$91.54M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$402.04M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$402.04M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$75.18M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$75.18M	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$92.31M	USD	3 Qtrs
Income taxes	`IncomeTaxExpenseBenefit`	$48.37M	USD	3 Qtrs
Income taxes	`IncomeTaxExpenseBenefit`	$48.37M	USD	3 Qtrs
Income taxes	`IncomeTaxExpenseBenefit`	$92.31M	USD	3 Qtrs
Income taxes	`IncomeTaxExpenseBenefit`	$13.02M	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$13.02M	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$13.32M	USD	1 Quarter
Income taxes	`IncomeTaxExpenseBenefit`	$13.32M	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperations`	$309.73M	USD	3 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperations`	$309.73M	USD	3 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperations`	$223.63M	USD	3 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperations`	$223.63M	USD	3 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperations`	$78.22M	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperations`	$78.22M	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperations`	$62.16M	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperations`	$62.16M	USD	1 Quarter
Discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$2.46M	USD	1 Quarter
Discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$2.46M	USD	1 Quarter
Discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-3.29M	USD	1 Quarter
Discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-3.29M	USD	1 Quarter
Discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-65.75M	USD	3 Qtrs
Discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$2.32M	USD	3 Qtrs
Discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$2.32M	USD	3 Qtrs
Discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-65.75M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$130.69M	USD	1 Quarter
Net income	`NetIncomeLoss`	$100.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$100.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$243.97M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$243.97M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$60.44M	USD	1 Quarter
Net income	`NetIncomeLoss`	$60.44M	USD	1 Quarter
Net income	`NetIncomeLoss`	$130.69M	USD	1 Quarter
Net income	`NetIncomeLoss`	$74.93M	USD	1 Quarter
Net income	`NetIncomeLoss`	$64.61M	USD	1 Quarter
Net income	`NetIncomeLoss`	$38.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$38.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$74.93M	USD	1 Quarter
Net income	`NetIncomeLoss`	$225.95M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$225.95M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$64.61M	USD	1 Quarter
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.10	USD	3 Qtrs
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.10	USD	3 Qtrs
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.31	USD	1 Quarter
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.31	USD	1 Quarter
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.38	USD	1 Quarter
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.52	USD	3 Qtrs
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.38	USD	1 Quarter
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.52	USD	3 Qtrs
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	$-0.32	USD	3 Qtrs
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	$-0.01	USD	1 Quarter
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	$-0.32	USD	3 Qtrs
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	$-0.01	USD	1 Quarter
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	$0.01	USD	3 Qtrs
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	$0.01	USD	1 Quarter
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	$0.01	USD	3 Qtrs
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare`	$0.01	USD	1 Quarter
Earnings per share - basic (in usd per share)	`EarningsPerShareBasic`	$0.32	USD	1 Quarter
Earnings per share - basic (in usd per share)	`EarningsPerShareBasic`	$1.11	USD	3 Qtrs
Earnings per share - basic (in usd per share)	`EarningsPerShareBasic`	$1.11	USD	3 Qtrs
Earnings per share - basic (in usd per share)	`EarningsPerShareBasic`	$0.32	USD	1 Quarter
Earnings per share - basic (in usd per share)	`EarningsPerShareBasic`	$1.20	USD	3 Qtrs
Earnings per share - basic (in usd per share)	`EarningsPerShareBasic`	$0.37	USD	1 Quarter
Earnings per share - basic (in usd per share)	`EarningsPerShareBasic`	$0.37	USD	1 Quarter
Earnings per share - basic (in usd per share)	`EarningsPerShareBasic`	$1.20	USD	3 Qtrs
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.52	USD	3 Qtrs
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.52	USD	3 Qtrs
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.10	USD	3 Qtrs
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.10	USD	3 Qtrs
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.38	USD	1 Quarter
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.38	USD	1 Quarter
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.31	USD	1 Quarter
Income from continuing operations (in usd per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.31	USD	1 Quarter
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	$0.01	USD	1 Quarter
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	$0.01	USD	1 Quarter
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	$-0.32	USD	3 Qtrs
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	$-0.32	USD	3 Qtrs
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	$-0.01	USD	1 Quarter
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	$0.01	USD	3 Qtrs
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	$0.01	USD	3 Qtrs
Discontinued operations, net of tax (in usd per share)	`DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare`	$-0.01	USD	1 Quarter
Earnings per share - diluted (in usd per share)	`EarningsPerShareDiluted`	$0.37	USD	1 Quarter
Earnings per share - diluted (in usd per share)	`EarningsPerShareDiluted`	$0.37	USD	1 Quarter
Earnings per share - diluted (in usd per share)	`EarningsPerShareDiluted`	$0.32	USD	1 Quarter
Earnings per share - diluted (in usd per share)	`EarningsPerShareDiluted`	$0.32	USD	1 Quarter
Earnings per share - diluted (in usd per share)	`EarningsPerShareDiluted`	$1.11	USD	3 Qtrs
Earnings per share - diluted (in usd per share)	`EarningsPerShareDiluted`	$1.11	USD	3 Qtrs
Earnings per share - diluted (in usd per share)	`EarningsPerShareDiluted`	$1.20	USD	3 Qtrs
Earnings per share - diluted (in usd per share)	`EarningsPerShareDiluted`	$1.20	USD	3 Qtrs
Weighted average common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	203.64M	shares	1 Quarter
Weighted average common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	203.64M	shares	1 Quarter
Weighted average common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	203.63M	shares	3 Qtrs
Weighted average common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	203.63M	shares	3 Qtrs
Weighted average common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	203.85M	shares	3 Qtrs
Weighted average common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	203.89M	shares	1 Quarter
Weighted average common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	203.85M	shares	3 Qtrs
Weighted average common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	203.89M	shares	1 Quarter
Weighted average common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	204.68M	shares	1 Quarter
Weighted average common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	204.45M	shares	3 Qtrs
Weighted average common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	204.45M	shares	3 Qtrs
Weighted average common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	203.89M	shares	3 Qtrs
Weighted average common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	203.89M	shares	3 Qtrs
Weighted average common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	203.89M	shares	1 Quarter
Weighted average common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	203.89M	shares	1 Quarter
Weighted average common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	204.68M	shares	1 Quarter

Cash Flow Statement 242 line items

Line Item	Tag	Value	Unit	Period
Reclassification adjustment for loss on derivative instruments included in net income, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$-17.00K	USD	3 Qtrs
Reclassification adjustment for loss on derivative instruments included in net income, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$-17.00K	USD	3 Qtrs
Net income	`NetIncomeLoss`	$100.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$100.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$243.97M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$243.97M	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit credit, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$263.00K	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit credit, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$263.00K	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit credit, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$98.00K	USD	1 Quarter
Amortization of postretirement liability losses included in net periodic benefit credit, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$98.00K	USD	1 Quarter
Net income	`NetIncomeLoss`	$60.44M	USD	1 Quarter
Amortization of postretirement liability losses included in net periodic benefit credit, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$33.00K	USD	1 Quarter
Amortization of postretirement liability losses included in net periodic benefit credit, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$33.00K	USD	1 Quarter
Net income	`NetIncomeLoss`	$60.44M	USD	1 Quarter
Net income	`NetIncomeLoss`	$130.69M	USD	1 Quarter
Net income	`NetIncomeLoss`	$225.95M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$225.95M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$130.69M	USD	1 Quarter
Net income	`NetIncomeLoss`	$74.93M	USD	1 Quarter
Net income	`NetIncomeLoss`	$38.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$74.93M	USD	1 Quarter
Amortization of postretirement liability losses included in net periodic benefit credit, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$101.00K	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit credit, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax`	$101.00K	USD	3 Qtrs
Net income	`NetIncomeLoss`	$64.61M	USD	1 Quarter
Net income	`NetIncomeLoss`	$64.61M	USD	1 Quarter
Net income	`NetIncomeLoss`	$38.35M	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments arising during the period, tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-21.00K	USD	3 Qtrs
Less: income (loss) from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$2.46M	USD	1 Quarter
Less: income (loss) from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$2.46M	USD	1 Quarter
Less: income (loss) from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-3.29M	USD	1 Quarter
Less: income (loss) from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-3.29M	USD	1 Quarter
Less: income (loss) from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-65.75M	USD	3 Qtrs
Less: income (loss) from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$-65.75M	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale investments arising during the period, tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-21.00K	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale investments arising during the period, tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$47.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments arising during the period, tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-17.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments arising during the period, tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$47.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments arising during the period, tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$45.00K	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale investments arising during the period, tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$45.00K	USD	3 Qtrs
Less: income (loss) from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$2.32M	USD	3 Qtrs
Less: income (loss) from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$2.32M	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale investments arising during the period, tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-17.00K	USD	1 Quarter
Reclassification adjustment for loss on available-for-sale investments included in net income, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$-1.00K	USD	1 Quarter
Reclassification adjustment for loss on available-for-sale investments included in net income, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$-1.00K	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperations`	$62.16M	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperations`	$62.16M	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperations`	$78.22M	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperations`	$78.22M	USD	1 Quarter
Reclassification adjustment for loss on available-for-sale investments included in net income, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$-3.00K	USD	1 Quarter
Reclassification adjustment for loss on available-for-sale investments included in net income, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$-3.00K	USD	1 Quarter
Income from continuing operations	`IncomeLossFromContinuingOperations`	$223.63M	USD	3 Qtrs
Reclassification adjustment for loss on available-for-sale investments included in net income, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$-9.00K	USD	3 Qtrs
Reclassification adjustment for loss on available-for-sale investments included in net income, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$-9.00K	USD	3 Qtrs
Reclassification adjustment for loss on available-for-sale investments included in net income, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$-5.00K	USD	3 Qtrs
Reclassification adjustment for loss on available-for-sale investments included in net income, tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$-5.00K	USD	3 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperations`	$309.73M	USD	3 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperations`	$309.73M	USD	3 Qtrs
Income from continuing operations	`IncomeLossFromContinuingOperations`	$223.63M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$167.79M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$53.15M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$53.15M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$167.79M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$158.88M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$56.16M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$158.88M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$56.16M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-12.29M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-12.29M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$63.74M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$63.74M	USD	3 Qtrs
Provision for credit losses	`ProvisionForDoubtfulAccounts`	$4.90M	USD	3 Qtrs
Provision for credit losses	`ProvisionForDoubtfulAccounts`	$4.90M	USD	3 Qtrs
Provision for credit losses	`ProvisionForDoubtfulAccounts`	$9.77M	USD	3 Qtrs
Provision for credit losses	`ProvisionForDoubtfulAccounts`	$9.77M	USD	3 Qtrs
Amortization of debt issuance costs	`AmortizationOfFinancingCosts`	$991.00K	USD	3 Qtrs
Amortization of debt issuance costs	`AmortizationOfFinancingCosts`	$991.00K	USD	3 Qtrs
Amortization of debt issuance costs	`AmortizationOfFinancingCosts`	$1.17M	USD	3 Qtrs
Amortization of debt issuance costs	`AmortizationOfFinancingCosts`	$1.17M	USD	3 Qtrs
Employee stock-based compensation costs	`ShareBasedCompensation`	$7.07M	USD	3 Qtrs
Employee stock-based compensation costs	`ShareBasedCompensation`	$7.07M	USD	3 Qtrs
Employee stock-based compensation costs	`ShareBasedCompensation`	$3.94M	USD	3 Qtrs
Employee stock-based compensation costs	`ShareBasedCompensation`	$3.94M	USD	3 Qtrs
Pension and postretirement benefit plan net periodic benefit credit	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$-2.88M	USD	3 Qtrs
Pension and postretirement benefit plan net periodic benefit credit	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$-2.88M	USD	3 Qtrs
Pension and postretirement benefit plan net periodic benefit credit	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$-4.09M	USD	3 Qtrs
Pension and postretirement benefit plan net periodic benefit credit	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$-4.09M	USD	3 Qtrs
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	-	USD	3 Qtrs
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	-	USD	3 Qtrs
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	$170.17M	USD	3 Qtrs
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	$170.17M	USD	3 Qtrs
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	$30.15M	USD	1 Quarter
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	-	USD	1 Quarter
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	-	USD	1 Quarter
Unrealized gain on retained shares in Knife River	`DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount`	$30.15M	USD	1 Quarter
Unrealized gains on investments	`UnrealizedGainLossOnInvestments`	$3.50M	USD	3 Qtrs
Unrealized gains on investments	`UnrealizedGainLossOnInvestments`	$3.50M	USD	3 Qtrs
Unrealized gains on investments	`UnrealizedGainLossOnInvestments`	$5.81M	USD	3 Qtrs
Unrealized gains on investments	`UnrealizedGainLossOnInvestments`	$5.81M	USD	3 Qtrs
Gains on sales of assets	`GainLossOnDispositionOfAssets1`	$5.75M	USD	3 Qtrs
Gains on sales of assets	`GainLossOnDispositionOfAssets1`	$5.75M	USD	3 Qtrs
Gains on sales of assets	`GainLossOnDispositionOfAssets1`	$6.76M	USD	3 Qtrs
Gains on sales of assets	`GainLossOnDispositionOfAssets1`	$6.76M	USD	3 Qtrs
Receivables	`IncreaseDecreaseInReceivables`	$-161.37M	USD	3 Qtrs
Receivables	`IncreaseDecreaseInReceivables`	$-161.37M	USD	3 Qtrs
Receivables	`IncreaseDecreaseInReceivables`	$-14.51M	USD	3 Qtrs
Receivables	`IncreaseDecreaseInReceivables`	$-14.51M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$6.31M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$6.31M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$19.69M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$19.69M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$68.16M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$68.16M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$-37.01M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$-37.01M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$7.18M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-132.32M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-132.32M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$7.18M	USD	3 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$42.31M	USD	3 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$42.31M	USD	3 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$47.06M	USD	3 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$47.06M	USD	3 Qtrs
Pension and postretirement benefit plan contributions	`PensionAndOtherPostretirementBenefitContributions`	$2.56M	USD	3 Qtrs
Pension and postretirement benefit plan contributions	`PensionAndOtherPostretirementBenefitContributions`	$2.56M	USD	3 Qtrs
Pension and postretirement benefit plan contributions	`PensionAndOtherPostretirementBenefitContributions`	$7.54M	USD	3 Qtrs
Pension and postretirement benefit plan contributions	`PensionAndOtherPostretirementBenefitContributions`	$7.54M	USD	3 Qtrs
Other noncurrent changes	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet`	$35.24M	USD	3 Qtrs
Other noncurrent changes	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet`	$35.24M	USD	3 Qtrs
Other noncurrent changes	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet`	$3.36M	USD	3 Qtrs
Other noncurrent changes	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet`	$3.36M	USD	3 Qtrs
Net cash provided by continuing operations	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$439.47M	USD	3 Qtrs
Net cash provided by continuing operations	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$439.47M	USD	3 Qtrs
Net cash provided by continuing operations	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$335.13M	USD	3 Qtrs
Net cash provided by continuing operations	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$335.13M	USD	3 Qtrs
Net cash provided by (used in) discontinued operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$2.32M	USD	3 Qtrs
Net cash provided by (used in) discontinued operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$2.32M	USD	3 Qtrs
Net cash provided by (used in) discontinued operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$-160.21M	USD	3 Qtrs
Net cash provided by (used in) discontinued operations	`CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations`	$-160.21M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$174.91M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$174.91M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$441.79M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$441.79M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$370.58M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$400.99M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$400.99M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$370.58M	USD	3 Qtrs
Net proceeds from sale or disposition of property	`ProceedsFromSaleOfProductiveAssets`	$9.59M	USD	3 Qtrs
Net proceeds from sale or disposition of property	`ProceedsFromSaleOfProductiveAssets`	$9.59M	USD	3 Qtrs
Net proceeds from sale or disposition of property	`ProceedsFromSaleOfProductiveAssets`	$12.51M	USD	3 Qtrs
Net proceeds from sale or disposition of property	`ProceedsFromSaleOfProductiveAssets`	$12.51M	USD	3 Qtrs
Cost of removal, net of salvage value	`PaymentsForProceedsFromRemovalCosts`	$-730.00K	USD	3 Qtrs
Cost of removal, net of salvage value	`PaymentsForProceedsFromRemovalCosts`	$-730.00K	USD	3 Qtrs
Cost of removal, net of salvage value	`PaymentsForProceedsFromRemovalCosts`	$6.13M	USD	3 Qtrs
Cost of removal, net of salvage value	`PaymentsForProceedsFromRemovalCosts`	$6.13M	USD	3 Qtrs
Investments	`PaymentsForProceedsFromInvestments`	$3.88M	USD	3 Qtrs
Investments	`PaymentsForProceedsFromInvestments`	$3.88M	USD	3 Qtrs
Investments	`PaymentsForProceedsFromInvestments`	$3.34M	USD	3 Qtrs
Investments	`PaymentsForProceedsFromInvestments`	$3.34M	USD	3 Qtrs
Proceeds from investment cost basis withdrawal	`ProceedsFromInvestmentsCostBasisWithdrawal`	$9.00M	USD	3 Qtrs
Proceeds from investment cost basis withdrawal	`ProceedsFromInvestmentsCostBasisWithdrawal`	$9.00M	USD	3 Qtrs
Proceeds from investment cost basis withdrawal	`ProceedsFromInvestmentsCostBasisWithdrawal`	-	USD	3 Qtrs
Proceeds from investment cost basis withdrawal	`ProceedsFromInvestmentsCostBasisWithdrawal`	-	USD	3 Qtrs
Net cash used in continuing operations	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-392.41M	USD	3 Qtrs
Net cash used in continuing operations	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-392.41M	USD	3 Qtrs
Net cash used in continuing operations	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-360.69M	USD	3 Qtrs
Net cash used in continuing operations	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-360.69M	USD	3 Qtrs
Net cash used in discontinued operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	-	USD	3 Qtrs
Net cash used in discontinued operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	-	USD	3 Qtrs
Net cash used in discontinued operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	$-55.01M	USD	3 Qtrs
Net cash used in discontinued operations	`CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations`	$-55.01M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-392.41M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-392.41M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-415.70M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-415.70M	USD	3 Qtrs
Issuance of short-term borrowings	`ProceedsFromShortTermDebt`	-	USD	3 Qtrs
Issuance of short-term borrowings	`ProceedsFromShortTermDebt`	-	USD	3 Qtrs
Issuance of short-term borrowings	`ProceedsFromShortTermDebt`	$461.40M	USD	3 Qtrs
Issuance of short-term borrowings	`ProceedsFromShortTermDebt`	$461.40M	USD	3 Qtrs
Repayment of short-term borrowings	`RepaymentsOfShortTermDebt`	$193.50M	USD	3 Qtrs
Repayment of short-term borrowings	`RepaymentsOfShortTermDebt`	$193.50M	USD	3 Qtrs
Repayment of short-term borrowings	`RepaymentsOfShortTermDebt`	$95.00M	USD	3 Qtrs
Repayment of short-term borrowings	`RepaymentsOfShortTermDebt`	$95.00M	USD	3 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$302.40M	USD	3 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$302.40M	USD	3 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$411.90M	USD	3 Qtrs
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$411.90M	USD	3 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$434.99M	USD	3 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$434.99M	USD	3 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$147.73M	USD	3 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$147.73M	USD	3 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$1.84M	USD	3 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$1.84M	USD	3 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$2.42M	USD	3 Qtrs
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$2.42M	USD	3 Qtrs
Costs of issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	-	USD	3 Qtrs
Costs of issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	-	USD	3 Qtrs
Costs of issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$-50.00K	USD	3 Qtrs
Costs of issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$-50.00K	USD	3 Qtrs
Dividends paid	`PaymentsOfDividends`	$76.92M	USD	3 Qtrs
Dividends paid	`PaymentsOfDividends`	$76.92M	USD	3 Qtrs
Dividends paid	`PaymentsOfDividends`	$135.86M	USD	3 Qtrs
Dividends paid	`PaymentsOfDividends`	$135.86M	USD	3 Qtrs
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	3 Qtrs
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	3 Qtrs
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$4.81M	USD	3 Qtrs
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$4.81M	USD	3 Qtrs
Tax withholding on stock-based compensation	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$2.62M	USD	3 Qtrs
Tax withholding on stock-based compensation	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$2.62M	USD	3 Qtrs
Tax withholding on stock-based compensation	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$3.04M	USD	3 Qtrs
Tax withholding on stock-based compensation	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$3.04M	USD	3 Qtrs
Net cash (used in) provided by continuing operations	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$-22.34M	USD	3 Qtrs
Net cash (used in) provided by continuing operations	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$-22.34M	USD	3 Qtrs
Net cash (used in) provided by continuing operations	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$99.25M	USD	3 Qtrs
Net cash (used in) provided by continuing operations	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$99.25M	USD	3 Qtrs
Net cash provided by discontinued operations	`CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations`	$93.51M	USD	3 Qtrs
Net cash provided by discontinued operations	`CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations`	$93.51M	USD	3 Qtrs
Net cash provided by discontinued operations	`CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations`	-	USD	3 Qtrs
Net cash provided by discontinued operations	`CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations`	-	USD	3 Qtrs
Net cash (used in) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-22.34M	USD	3 Qtrs
Net cash (used in) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-22.34M	USD	3 Qtrs
Net cash (used in) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$192.76M	USD	3 Qtrs
Net cash (used in) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$192.76M	USD	3 Qtrs
Increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$27.04M	USD	3 Qtrs
Increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$27.04M	USD	3 Qtrs
Increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$-48.02M	USD	3 Qtrs
Increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$-48.02M	USD	3 Qtrs
Cash, cash equivalents and restricted cash - beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$104.02M	USD	Point-in-time
Cash, cash equivalents and restricted cash - beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$76.97M	USD	Point-in-time
Cash, cash equivalents and restricted cash - beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$76.97M	USD	Point-in-time
Cash, cash equivalents and restricted cash - beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$32.49M	USD	Point-in-time
Cash, cash equivalents and restricted cash - beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$32.49M	USD	Point-in-time
Cash, cash equivalents and restricted cash - beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$80.52M	USD	Point-in-time
Cash, cash equivalents and restricted cash - beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$80.52M	USD	Point-in-time
Cash, cash equivalents and restricted cash - beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$104.02M	USD	Point-in-time
Cash, cash equivalents and restricted cash - end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$80.52M	USD	Point-in-time
Cash, cash equivalents and restricted cash - end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$80.52M	USD	Point-in-time
Cash, cash equivalents and restricted cash - end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$32.49M	USD	Point-in-time
Cash, cash equivalents and restricted cash - end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$104.02M	USD	Point-in-time
Cash, cash equivalents and restricted cash - end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$76.97M	USD	Point-in-time
Cash, cash equivalents and restricted cash - end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$76.97M	USD	Point-in-time
Cash, cash equivalents and restricted cash - end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$32.49M	USD	Point-in-time
Cash, cash equivalents and restricted cash - end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$104.02M	USD	Point-in-time

Stockholders Equity 114 line items

Line Item	Tag	Value	Unit	Period
Common stock, beginning balance (in shares)	`CommonStockSharesIssued`	203.64M	shares	Point-in-time
Common stock, beginning balance (in shares)	`CommonStockSharesIssued`	203.64M	shares	Point-in-time
Common stock, beginning balance (in shares)	`CommonStockSharesIssued`	203.69M	shares	Point-in-time
Common stock, beginning balance (in shares)	`CommonStockSharesIssued`	203.69M	shares	Point-in-time
Common stock, beginning balance (in shares)	`CommonStockSharesIssued`	203.89M	shares	Point-in-time
Common stock, beginning balance (in shares)	`CommonStockSharesIssued`	203.89M	shares	Point-in-time
Beginning balance	`StockholdersEquity`	$3.58B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$3.58B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$3.02B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$3.02B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$2.98B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$2.98B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$2.71B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$2.71B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$3.06B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$3.59B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$3.59B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$2.76B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$2.76B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$2.91B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$2.91B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$3.06B	USD	Point-in-time
Net income	`NetIncomeLoss`	$130.69M	USD	1 Quarter
Net income	`NetIncomeLoss`	$100.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$100.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$243.97M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$243.97M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$60.44M	USD	1 Quarter
Net income	`NetIncomeLoss`	$60.44M	USD	1 Quarter
Net income	`NetIncomeLoss`	$130.69M	USD	1 Quarter
Net income	`NetIncomeLoss`	$64.61M	USD	1 Quarter
Net income	`NetIncomeLoss`	$64.61M	USD	1 Quarter
Net income	`NetIncomeLoss`	$38.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$38.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$74.93M	USD	1 Quarter
Net income	`NetIncomeLoss`	$74.93M	USD	1 Quarter
Net income	`NetIncomeLoss`	$225.95M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$225.95M	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$217.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$217.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$74.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$74.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$363.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$363.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$139.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$139.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$284.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$284.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$518.00K	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$518.00K	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$497.00K	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$497.00K	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-62.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-62.00K	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$45.57M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$45.57M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$45.16M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$45.16M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$26.66M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$26.66M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$25.64M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$25.64M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$25.64M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$25.64M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$25.78M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$25.78M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$1.95M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$1.95M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$3.11M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$3.11M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$3.17M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$3.17M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$2.20M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$1.95M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$1.95M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$-927.00K	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$-927.00K	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$2.20M	USD	1 Quarter
Repurchase of common stock	`TreasuryStockValueAcquiredCostMethod`	$4.81M	USD	1 Quarter
Repurchase of common stock	`TreasuryStockValueAcquiredCostMethod`	$4.81M	USD	1 Quarter
Issuance of common stock (in shares)	`StockIssuedDuringPeriodSharesNewIssues`	14,480.00	shares	1 Quarter
Issuance of common stock (in shares)	`StockIssuedDuringPeriodSharesNewIssues`	14,480.00	shares	1 Quarter
Costs of issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$382.00K	USD	1 Quarter
Costs of issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$-35.00K	USD	1 Quarter
Costs of issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$382.00K	USD	1 Quarter
Costs of issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$-15.00K	USD	1 Quarter
Costs of issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$-15.00K	USD	1 Quarter
Costs of issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$-35.00K	USD	1 Quarter
Issuance of common stock upon vesting of stock-based compensation, net of shares used for tax withholdings	`AdjustmentsToAdditionalPaidInCapitalStockIssuedDuringPeriodValueTreasuryStockReissuedThroughShareBasedPaymentArrangement`	$-3.04M	USD	1 Quarter
Issuance of common stock upon vesting of stock-based compensation, net of shares used for tax withholdings	`AdjustmentsToAdditionalPaidInCapitalStockIssuedDuringPeriodValueTreasuryStockReissuedThroughShareBasedPaymentArrangement`	$-3.04M	USD	1 Quarter
Issuance of common stock upon vesting of stock-based compensation, net of shares used for tax withholdings	`AdjustmentsToAdditionalPaidInCapitalStockIssuedDuringPeriodValueTreasuryStockReissuedThroughShareBasedPaymentArrangement`	$-2.62M	USD	1 Quarter
Issuance of common stock upon vesting of stock-based compensation, net of shares used for tax withholdings	`AdjustmentsToAdditionalPaidInCapitalStockIssuedDuringPeriodValueTreasuryStockReissuedThroughShareBasedPaymentArrangement`	$-2.62M	USD	1 Quarter
Common stock, ending balance (in shares)	`CommonStockSharesIssued`	203.89M	shares	Point-in-time
Common stock, ending balance (in shares)	`CommonStockSharesIssued`	203.89M	shares	Point-in-time
Common stock, ending balance (in shares)	`CommonStockSharesIssued`	203.69M	shares	Point-in-time
Common stock, ending balance (in shares)	`CommonStockSharesIssued`	203.69M	shares	Point-in-time
Common stock, ending balance (in shares)	`CommonStockSharesIssued`	203.64M	shares	Point-in-time
Common stock, ending balance (in shares)	`CommonStockSharesIssued`	203.64M	shares	Point-in-time
Ending balance	`StockholdersEquity`	$3.02B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$3.02B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$2.98B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$2.98B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$2.71B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$2.71B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$3.06B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$2.91B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$3.59B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$3.59B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$2.76B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$2.76B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$2.91B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$3.58B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$3.06B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$3.58B	USD	Point-in-time

Comprehensive Income 80 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$225.95M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$100.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$100.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$243.97M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$243.97M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$60.44M	USD	1 Quarter
Net income	`NetIncomeLoss`	$60.44M	USD	1 Quarter
Net income	`NetIncomeLoss`	$130.69M	USD	1 Quarter
Net income	`NetIncomeLoss`	$130.69M	USD	1 Quarter
Net income	`NetIncomeLoss`	$64.61M	USD	1 Quarter
Net income	`NetIncomeLoss`	$38.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$38.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$74.93M	USD	1 Quarter
Net income	`NetIncomeLoss`	$74.93M	USD	1 Quarter
Net income	`NetIncomeLoss`	$225.95M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$64.61M	USD	1 Quarter
Reclassification adjustment for loss on derivative instruments included in net income, net of tax of $17 for the nine months ended 2023	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	-	USD	1 Quarter
Reclassification adjustment for loss on derivative instruments included in net income, net of tax of $17 for the nine months ended 2023	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-81.00K	USD	3 Qtrs
Reclassification adjustment for loss on derivative instruments included in net income, net of tax of $17 for the nine months ended 2023	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-81.00K	USD	3 Qtrs
Reclassification adjustment for loss on derivative instruments included in net income, net of tax of $17 for the nine months ended 2023	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	-	USD	1 Quarter
Reclassification adjustment for loss on derivative instruments included in net income, net of tax of $17 for the nine months ended 2023	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	-	USD	1 Quarter
Reclassification adjustment for loss on derivative instruments included in net income, net of tax of $17 for the nine months ended 2023	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	-	USD	3 Qtrs
Reclassification adjustment for loss on derivative instruments included in net income, net of tax of $17 for the nine months ended 2023	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	-	USD	1 Quarter
Reclassification adjustment for loss on derivative instruments included in net income, net of tax of $17 for the nine months ended 2023	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	-	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit credit, net of tax of $33 and $98 for the three months ended and $101 and $263 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$481.00K	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit credit, net of tax of $33 and $98 for the three months ended and $101 and $263 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$481.00K	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit credit, net of tax of $33 and $98 for the three months ended and $101 and $263 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$311.00K	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit credit, net of tax of $33 and $98 for the three months ended and $101 and $263 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$311.00K	USD	3 Qtrs
Amortization of postretirement liability losses included in net periodic benefit credit, net of tax of $33 and $98 for the three months ended and $101 and $263 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$104.00K	USD	1 Quarter
Amortization of postretirement liability losses included in net periodic benefit credit, net of tax of $33 and $98 for the three months ended and $101 and $263 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$104.00K	USD	1 Quarter
Amortization of postretirement liability losses included in net periodic benefit credit, net of tax of $33 and $98 for the three months ended and $101 and $263 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$-6.00K	USD	1 Quarter
Amortization of postretirement liability losses included in net periodic benefit credit, net of tax of $33 and $98 for the three months ended and $101 and $263 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax`	$-6.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments arising during the period, net of tax of $47 and $(17) for the three months ended and $45 and $(21) for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$177.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments arising during the period, net of tax of $47 and $(17) for the three months ended and $45 and $(21) for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$170.00K	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale investments arising during the period, net of tax of $47 and $(17) for the three months ended and $45 and $(21) for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$177.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments arising during the period, net of tax of $47 and $(17) for the three months ended and $45 and $(21) for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$170.00K	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale investments arising during the period, net of tax of $47 and $(17) for the three months ended and $45 and $(21) for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-66.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments arising during the period, net of tax of $47 and $(17) for the three months ended and $45 and $(21) for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-80.00K	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale investments arising during the period, net of tax of $47 and $(17) for the three months ended and $45 and $(21) for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-80.00K	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale investments arising during the period, net of tax of $47 and $(17) for the three months ended and $45 and $(21) for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-66.00K	USD	1 Quarter
Reclassification adjustment for loss on available-for-sale investments included in net income, net of tax of $1 and $3 for the three months ended and $5 and $9 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$-36.00K	USD	3 Qtrs
Reclassification adjustment for loss on available-for-sale investments included in net income, net of tax of $1 and $3 for the three months ended and $5 and $9 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$-36.00K	USD	3 Qtrs
Reclassification adjustment for loss on available-for-sale investments included in net income, net of tax of $1 and $3 for the three months ended and $5 and $9 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$-10.00K	USD	1 Quarter
Reclassification adjustment for loss on available-for-sale investments included in net income, net of tax of $1 and $3 for the three months ended and $5 and $9 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$-10.00K	USD	1 Quarter
Reclassification adjustment for loss on available-for-sale investments included in net income, net of tax of $1 and $3 for the three months ended and $5 and $9 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$-16.00K	USD	3 Qtrs
Reclassification adjustment for loss on available-for-sale investments included in net income, net of tax of $1 and $3 for the three months ended and $5 and $9 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$-16.00K	USD	3 Qtrs
Reclassification adjustment for loss on available-for-sale investments included in net income, net of tax of $1 and $3 for the three months ended and $5 and $9 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$-3.00K	USD	1 Quarter
Reclassification adjustment for loss on available-for-sale investments included in net income, net of tax of $1 and $3 for the three months ended and $5 and $9 for the nine months ended in 2024 and 2023, respectively	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$-3.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$180.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$180.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$-56.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$-56.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$-44.00K	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$186.00K	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$-44.00K	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale investments	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$186.00K	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$139.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$217.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$217.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$74.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$74.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$363.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$363.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$139.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-62.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$284.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$518.00K	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$518.00K	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$497.00K	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$497.00K	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-62.00K	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$284.00K	USD	1 Quarter
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$244.49M	USD	3 Qtrs
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$226.45M	USD	3 Qtrs
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$226.45M	USD	3 Qtrs
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$74.87M	USD	1 Quarter
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$74.87M	USD	1 Quarter
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$64.90M	USD	1 Quarter
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$64.90M	USD	1 Quarter
Comprehensive income attributable to common stockholders	`ComprehensiveIncomeNetOfTax`	$244.49M	USD	3 Qtrs

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