10-K Filing

MARTEN TRANSPORT LTD CIK: 799167 FY 2024

Filing Information

Form Type	10-K
Accession Number	`0001437749-25-005570`
Period End Date	20241231
Filing Date	20250228
Fiscal Year	2024
Fiscal Period	FY
XBRL Instance	mrtn20241231_10k_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 126 Income Statement 114 Cash Flow Statement 154 Stockholders Equity 64

Balance Sheet 126 line items

Line Item	Tag	Value	Unit	Period
Accounts Receivable, Allowance for Credit Loss, Current	`AllowanceForDoubtfulAccountsReceivableCurrent`	$497.00K	USD	Point-in-time
Accounts Receivable, Allowance for Credit Loss, Current	`AllowanceForDoubtfulAccountsReceivableCurrent`	$497.00K	USD	Point-in-time
Accounts Receivable, Allowance for Credit Loss, Current	`AllowanceForDoubtfulAccountsReceivableCurrent`	$496.00K	USD	Point-in-time
Accounts Receivable, Allowance for Credit Loss, Current	`AllowanceForDoubtfulAccountsReceivableCurrent`	$496.00K	USD	Point-in-time
Preferred Stock, Par or Stated Value Per Share (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred Stock, Par or Stated Value Per Share (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred Stock, Par or Stated Value Per Share (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred Stock, Par or Stated Value Per Share (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred Stock, Shares Authorized (in shares)	`PreferredStockSharesAuthorized`	2.00M	shares	Point-in-time
Preferred Stock, Shares Authorized (in shares)	`PreferredStockSharesAuthorized`	2.00M	shares	Point-in-time
Preferred Stock, Shares Authorized (in shares)	`PreferredStockSharesAuthorized`	2.00M	shares	Point-in-time
Preferred Stock, Shares Authorized (in shares)	`PreferredStockSharesAuthorized`	2.00M	shares	Point-in-time
Preferred Stock, Shares Issued (in shares)	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Preferred Stock, Shares Issued (in shares)	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Preferred Stock, Shares Issued (in shares)	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Preferred Stock, Shares Issued (in shares)	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Preferred Stock, Shares Outstanding, Ending Balance (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Preferred Stock, Shares Outstanding, Ending Balance (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Preferred Stock, Shares Outstanding, Ending Balance (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Preferred Stock, Shares Outstanding, Ending Balance (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Common Stock, Par or Stated Value Per Share (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common Stock, Par or Stated Value Per Share (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common Stock, Par or Stated Value Per Share (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common Stock, Par or Stated Value Per Share (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common Stock, Shares Authorized (in shares)	`CommonStockSharesAuthorized`	192.00M	shares	Point-in-time
Common Stock, Shares Authorized (in shares)	`CommonStockSharesAuthorized`	192.00M	shares	Point-in-time
Common Stock, Shares Authorized (in shares)	`CommonStockSharesAuthorized`	192.00M	shares	Point-in-time
Common Stock, Shares Authorized (in shares)	`CommonStockSharesAuthorized`	192.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$53.21M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$53.21M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$17.27M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$17.27M	USD	Point-in-time
Common Stock, Shares, Outstanding (in shares)	`CommonStockSharesOutstanding`	81.31M	shares	Point-in-time
Common Stock, Shares, Outstanding (in shares)	`CommonStockSharesOutstanding`	81.31M	shares	Point-in-time
Common Stock, Shares, Outstanding (in shares)	`CommonStockSharesOutstanding`	81.46M	shares	Point-in-time
Common Stock, Shares, Outstanding (in shares)	`CommonStockSharesOutstanding`	81.46M	shares	Point-in-time
Trade, less allowances of $496 and $497, respectively	`AccountsReceivableNetCurrent`	$89.99M	USD	Point-in-time
Trade, less allowances of $496 and $497, respectively	`AccountsReceivableNetCurrent`	$89.99M	USD	Point-in-time
Trade, less allowances of $496 and $497, respectively	`AccountsReceivableNetCurrent`	$105.50M	USD	Point-in-time
Trade, less allowances of $496 and $497, respectively	`AccountsReceivableNetCurrent`	$105.50M	USD	Point-in-time
Common Stock, Shares, Issued (in shares)	`CommonStockSharesIssued`	81.46M	shares	Point-in-time
Common Stock, Shares, Issued (in shares)	`CommonStockSharesIssued`	81.46M	shares	Point-in-time
Common Stock, Shares, Issued (in shares)	`CommonStockSharesIssued`	81.31M	shares	Point-in-time
Common Stock, Shares, Issued (in shares)	`CommonStockSharesIssued`	81.31M	shares	Point-in-time
Other	`NontradeReceivablesCurrent`	$5.36M	USD	Point-in-time
Other	`NontradeReceivablesCurrent`	$5.36M	USD	Point-in-time
Other	`NontradeReceivablesCurrent`	$10.36M	USD	Point-in-time
Other	`NontradeReceivablesCurrent`	$10.36M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseAndOtherAssetsCurrent`	$25.89M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseAndOtherAssetsCurrent`	$25.89M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseAndOtherAssetsCurrent`	$27.51M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseAndOtherAssetsCurrent`	$27.51M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$196.58M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$196.58M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$138.51M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$138.51M	USD	Point-in-time
Less accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$370.10M	USD	Point-in-time
Less accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$370.10M	USD	Point-in-time
Less accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$370.12M	USD	Point-in-time
Less accumulated depreciation	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$370.12M	USD	Point-in-time
Net property and equipment	`PropertyPlantAndEquipmentNet`	$792.23M	USD	Point-in-time
Net property and equipment	`PropertyPlantAndEquipmentNet`	$792.23M	USD	Point-in-time
Net property and equipment	`PropertyPlantAndEquipmentNet`	$828.61M	USD	Point-in-time
Net property and equipment	`PropertyPlantAndEquipmentNet`	$828.61M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$1.63M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$1.63M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$1.52M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$1.52M	USD	Point-in-time
Total assets	`Assets`	$990.34M	USD	Point-in-time
Total assets	`Assets`	$990.34M	USD	Point-in-time
Total assets	`Assets`	$968.76M	USD	Point-in-time
Total assets	`Assets`	$968.76M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$25.78M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$25.78M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$36.52M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$36.52M	USD	Point-in-time
Insurance and claims accruals	`AccruedInsuranceCurrent`	$47.02M	USD	Point-in-time
Insurance and claims accruals	`AccruedInsuranceCurrent`	$47.02M	USD	Point-in-time
Insurance and claims accruals	`AccruedInsuranceCurrent`	$44.25M	USD	Point-in-time
Insurance and claims accruals	`AccruedInsuranceCurrent`	$44.25M	USD	Point-in-time
Accrued and other current liabilities	`AccruedAndOtherLiabilitiesCurrent`	$26.71M	USD	Point-in-time
Accrued and other current liabilities	`AccruedAndOtherLiabilitiesCurrent`	$26.71M	USD	Point-in-time
Accrued and other current liabilities	`AccruedAndOtherLiabilitiesCurrent`	$23.49M	USD	Point-in-time
Accrued and other current liabilities	`AccruedAndOtherLiabilitiesCurrent`	$23.49M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$93.52M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$93.52M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$110.24M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$110.24M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$122.46M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$122.46M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$107.03M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$107.03M	USD	Point-in-time
Noncurrent operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$249.00K	USD	Point-in-time
Noncurrent operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$249.00K	USD	Point-in-time
Noncurrent operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$282.00K	USD	Point-in-time
Noncurrent operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$282.00K	USD	Point-in-time
Total liabilities	`Liabilities`	$200.84M	USD	Point-in-time
Total liabilities	`Liabilities`	$200.84M	USD	Point-in-time
Total liabilities	`Liabilities`	$232.95M	USD	Point-in-time
Total liabilities	`Liabilities`	$232.95M	USD	Point-in-time
Commitments and Contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Preferred stock, $.01 par value per share; 2,000,000 shares authorized; no shares issued and outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $.01 par value per share; 2,000,000 shares authorized; no shares issued and outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $.01 par value per share; 2,000,000 shares authorized; no shares issued and outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $.01 par value per share; 2,000,000 shares authorized; no shares issued and outstanding	`PreferredStockValue`	-	USD	Point-in-time
Common stock, $.01 par value per share; 192,000,000 shares authorized; 81,463,938 shares at December 31, 2024, and 81,312,168 shares at December 31, 2023, issued and outstanding	`CommonStockValue`	$813.00K	USD	Point-in-time
Common stock, $.01 par value per share; 192,000,000 shares authorized; 81,463,938 shares at December 31, 2024, and 81,312,168 shares at December 31, 2023, issued and outstanding	`CommonStockValue`	$813.00K	USD	Point-in-time
Common stock, $.01 par value per share; 192,000,000 shares authorized; 81,463,938 shares at December 31, 2024, and 81,312,168 shares at December 31, 2023, issued and outstanding	`CommonStockValue`	$815.00K	USD	Point-in-time
Common stock, $.01 par value per share; 192,000,000 shares authorized; 81,463,938 shares at December 31, 2024, and 81,312,168 shares at December 31, 2023, issued and outstanding	`CommonStockValue`	$815.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$49.79M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$49.79M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$52.94M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$52.94M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$714.17M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$714.17M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$706.78M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$706.78M	USD	Point-in-time
Total stockholders equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$757.39M	USD	Point-in-time
Total stockholders equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$757.39M	USD	Point-in-time
Total stockholders equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$767.92M	USD	Point-in-time
Total stockholders equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$767.92M	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$990.34M	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$990.34M	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$968.76M	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$968.76M	USD	Point-in-time

Income Statement 114 line items

Line Item	Tag	Value	Unit	Period
Operating revenue	`RevenueFromContractWithCustomerIncludingAssessedTax`	$963.71M	USD	Annual
Operating revenue	`RevenueFromContractWithCustomerIncludingAssessedTax`	$963.71M	USD	Annual
Operating revenue	`RevenueFromContractWithCustomerIncludingAssessedTax`	$1.13B	USD	Annual
Operating revenue	`RevenueFromContractWithCustomerIncludingAssessedTax`	$1.13B	USD	Annual
Operating revenue	`RevenueFromContractWithCustomerIncludingAssessedTax`	$1.26B	USD	Annual
Operating revenue	`RevenueFromContractWithCustomerIncludingAssessedTax`	$1.26B	USD	Annual
Salaries, wages and benefits	`LaborAndRelatedExpense`	$341.73M	USD	Annual
Salaries, wages and benefits	`LaborAndRelatedExpense`	$341.73M	USD	Annual
Salaries, wages and benefits	`LaborAndRelatedExpense`	$390.30M	USD	Annual
Salaries, wages and benefits	`LaborAndRelatedExpense`	$390.30M	USD	Annual
Salaries, wages and benefits	`LaborAndRelatedExpense`	$378.82M	USD	Annual
Salaries, wages and benefits	`LaborAndRelatedExpense`	$378.82M	USD	Annual
Purchased transportation	`PurchasedTransportation`	$249.79M	USD	Annual
Purchased transportation	`PurchasedTransportation`	$249.79M	USD	Annual
Purchased transportation	`PurchasedTransportation`	$199.33M	USD	Annual
Purchased transportation	`PurchasedTransportation`	$199.33M	USD	Annual
Purchased transportation	`PurchasedTransportation`	$169.14M	USD	Annual
Purchased transportation	`PurchasedTransportation`	$169.14M	USD	Annual
Fuel and fuel taxes	`FuelAndFuelTaxExpense`	$180.44M	USD	Annual
Fuel and fuel taxes	`FuelAndFuelTaxExpense`	$180.44M	USD	Annual
Fuel and fuel taxes	`FuelAndFuelTaxExpense`	$218.57M	USD	Annual
Fuel and fuel taxes	`FuelAndFuelTaxExpense`	$218.57M	USD	Annual
Fuel and fuel taxes	`FuelAndFuelTaxExpense`	$147.14M	USD	Annual
Fuel and fuel taxes	`FuelAndFuelTaxExpense`	$147.14M	USD	Annual
Supplies and maintenance	`SuppliesAndMaintenanceExpense`	$55.70M	USD	Annual
Supplies and maintenance	`SuppliesAndMaintenanceExpense`	$55.70M	USD	Annual
Supplies and maintenance	`SuppliesAndMaintenanceExpense`	$63.34M	USD	Annual
Supplies and maintenance	`SuppliesAndMaintenanceExpense`	$63.34M	USD	Annual
Supplies and maintenance	`SuppliesAndMaintenanceExpense`	$67.41M	USD	Annual
Supplies and maintenance	`SuppliesAndMaintenanceExpense`	$67.41M	USD	Annual
Depreciation	`Depreciation`	$116.72M	USD	Annual
Depreciation	`Depreciation`	$116.72M	USD	Annual
Depreciation	`Depreciation`	$111.65M	USD	Annual
Depreciation	`Depreciation`	$111.65M	USD	Annual
Depreciation	`Depreciation`	$111.01M	USD	Annual
Depreciation	`Depreciation`	$111.01M	USD	Annual
Operating taxes and licenses	`TaxesAndLicenses`	$11.05M	USD	Annual
Operating taxes and licenses	`TaxesAndLicenses`	$11.05M	USD	Annual
Operating taxes and licenses	`TaxesAndLicenses`	$10.30M	USD	Annual
Operating taxes and licenses	`TaxesAndLicenses`	$10.30M	USD	Annual
Operating taxes and licenses	`TaxesAndLicenses`	$10.76M	USD	Annual
Operating taxes and licenses	`TaxesAndLicenses`	$10.76M	USD	Annual
Insurance and claims	`GeneralInsuranceExpense`	$50.51M	USD	Annual
Insurance and claims	`GeneralInsuranceExpense`	$50.51M	USD	Annual
Insurance and claims	`GeneralInsuranceExpense`	$56.01M	USD	Annual
Insurance and claims	`GeneralInsuranceExpense`	$56.01M	USD	Annual
Insurance and claims	`GeneralInsuranceExpense`	$53.11M	USD	Annual
Insurance and claims	`GeneralInsuranceExpense`	$53.11M	USD	Annual
Communications and utilities	`CommunicationsAndUtilitiesExpense`	$9.03M	USD	Annual
Communications and utilities	`CommunicationsAndUtilitiesExpense`	$9.03M	USD	Annual
Communications and utilities	`CommunicationsAndUtilitiesExpense`	$9.18M	USD	Annual
Communications and utilities	`CommunicationsAndUtilitiesExpense`	$9.18M	USD	Annual
Communications and utilities	`CommunicationsAndUtilitiesExpense`	$10.15M	USD	Annual
Communications and utilities	`CommunicationsAndUtilitiesExpense`	$10.15M	USD	Annual
Other	`OtherCostAndExpenseOperating`	$30.01M	USD	Annual
Other	`OtherCostAndExpenseOperating`	$30.01M	USD	Annual
Other	`OtherCostAndExpenseOperating`	$35.02M	USD	Annual
Other	`OtherCostAndExpenseOperating`	$35.02M	USD	Annual
Other	`OtherCostAndExpenseOperating`	$38.08M	USD	Annual
Other	`OtherCostAndExpenseOperating`	$38.08M	USD	Annual
Total operating expenses	`OperatingExpenses`	$1.04B	USD	Annual
Total operating expenses	`OperatingExpenses`	$1.04B	USD	Annual
Total operating expenses	`OperatingExpenses`	$930.49M	USD	Annual
Total operating expenses	`OperatingExpenses`	$930.49M	USD	Annual
Total operating expenses	`OperatingExpenses`	$1.12B	USD	Annual
Total operating expenses	`OperatingExpenses`	$1.12B	USD	Annual
Operating income	`OperatingIncomeLoss`	$33.22M	USD	Annual
Operating income	`OperatingIncomeLoss`	$33.22M	USD	Annual
Operating income	`OperatingIncomeLoss`	$143.34M	USD	Annual
Operating income	`OperatingIncomeLoss`	$143.34M	USD	Annual
Operating income	`OperatingIncomeLoss`	$90.11M	USD	Annual
Operating income	`OperatingIncomeLoss`	$90.11M	USD	Annual
Other	`NonoperatingIncomeExpense`	$3.13M	USD	Annual
Other	`NonoperatingIncomeExpense`	$3.13M	USD	Annual
Other	`NonoperatingIncomeExpense`	$827.00K	USD	Annual
Other	`NonoperatingIncomeExpense`	$827.00K	USD	Annual
Other	`NonoperatingIncomeExpense`	$3.81M	USD	Annual
Other	`NonoperatingIncomeExpense`	$3.81M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$93.92M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$93.92M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$144.17M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$144.17M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$36.35M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$36.35M	USD	Annual
Income taxes expense	`IncomeTaxExpenseBenefit`	$9.42M	USD	Annual
Income taxes expense	`IncomeTaxExpenseBenefit`	$9.42M	USD	Annual
Income taxes expense	`IncomeTaxExpenseBenefit`	$23.54M	USD	Annual
Income taxes expense	`IncomeTaxExpenseBenefit`	$23.54M	USD	Annual
Income taxes expense	`IncomeTaxExpenseBenefit`	$33.82M	USD	Annual
Income taxes expense	`IncomeTaxExpenseBenefit`	$33.82M	USD	Annual
Net income	`NetIncomeLoss`	$70.37M	USD	Annual
Net income	`NetIncomeLoss`	$70.37M	USD	Annual
Net income	`NetIncomeLoss`	$110.35M	USD	Annual
Net income	`NetIncomeLoss`	$110.35M	USD	Annual
Net income	`NetIncomeLoss`	$26.92M	USD	Annual
Net income	`NetIncomeLoss`	$26.92M	USD	Annual
Basic earnings per common share (in dollars per share)	`EarningsPerShareBasic`	$1.35	USD	Annual
Basic earnings per common share (in dollars per share)	`EarningsPerShareBasic`	$1.35	USD	Annual
Basic earnings per common share (in dollars per share)	`EarningsPerShareBasic`	$0.33	USD	Annual
Basic earnings per common share (in dollars per share)	`EarningsPerShareBasic`	$0.33	USD	Annual
Basic earnings per common share (in dollars per share)	`EarningsPerShareBasic`	$0.87	USD	Annual
Basic earnings per common share (in dollars per share)	`EarningsPerShareBasic`	$0.87	USD	Annual
Diluted earnings per common share (in dollars per share)	`EarningsPerShareDiluted`	$1.35	USD	Annual
Diluted earnings per common share (in dollars per share)	`EarningsPerShareDiluted`	$1.35	USD	Annual
Diluted earnings per common share (in dollars per share)	`EarningsPerShareDiluted`	$0.86	USD	Annual
Diluted earnings per common share (in dollars per share)	`EarningsPerShareDiluted`	$0.86	USD	Annual
Diluted earnings per common share (in dollars per share)	`EarningsPerShareDiluted`	$0.33	USD	Annual
Diluted earnings per common share (in dollars per share)	`EarningsPerShareDiluted`	$0.33	USD	Annual
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.24	USD	Annual
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.24	USD	Annual
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.24	USD	Annual
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.24	USD	Annual
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.24	USD	Annual
Dividends declared per common share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.24	USD	Annual

Cash Flow Statement 154 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$70.37M	USD	Annual
Net income	`NetIncomeLoss`	$70.37M	USD	Annual
Net income	`NetIncomeLoss`	$110.35M	USD	Annual
Net income	`NetIncomeLoss`	$110.35M	USD	Annual
Net income	`NetIncomeLoss`	$26.92M	USD	Annual
Net income	`NetIncomeLoss`	$26.92M	USD	Annual
Depreciation	`Depreciation`	$116.72M	USD	Annual
Depreciation	`Depreciation`	$116.72M	USD	Annual
Depreciation	`Depreciation`	$111.65M	USD	Annual
Depreciation	`Depreciation`	$111.65M	USD	Annual
Depreciation	`Depreciation`	$111.01M	USD	Annual
Depreciation	`Depreciation`	$111.01M	USD	Annual
Tires in service amortization	`AmortizationExpenseForTiresInService`	$6.89M	USD	Annual
Tires in service amortization	`AmortizationExpenseForTiresInService`	$6.89M	USD	Annual
Tires in service amortization	`AmortizationExpenseForTiresInService`	$7.17M	USD	Annual
Tires in service amortization	`AmortizationExpenseForTiresInService`	$7.17M	USD	Annual
Tires in service amortization	`AmortizationExpenseForTiresInService`	$6.60M	USD	Annual
Tires in service amortization	`AmortizationExpenseForTiresInService`	$6.60M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$11.88M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$11.88M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-15.43M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-15.43M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-14.58M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-14.58M	USD	Annual
Share-based payment arrangement compensation expense	`AllocatedShareBasedCompensationExpense`	$2.24M	USD	Annual
Share-based payment arrangement compensation expense	`AllocatedShareBasedCompensationExpense`	$2.24M	USD	Annual
Share-based payment arrangement compensation expense	`AllocatedShareBasedCompensationExpense`	$2.81M	USD	Annual
Share-based payment arrangement compensation expense	`AllocatedShareBasedCompensationExpense`	$2.81M	USD	Annual
Share-based payment arrangement compensation expense	`AllocatedShareBasedCompensationExpense`	$2.32M	USD	Annual
Share-based payment arrangement compensation expense	`AllocatedShareBasedCompensationExpense`	$2.32M	USD	Annual
Receivables	`IncreaseDecreaseInReceivables`	$-12.75M	USD	Annual
Receivables	`IncreaseDecreaseInReceivables`	$-12.75M	USD	Annual
Receivables	`IncreaseDecreaseInReceivables`	$-19.83M	USD	Annual
Receivables	`IncreaseDecreaseInReceivables`	$-19.83M	USD	Annual
Receivables	`IncreaseDecreaseInReceivables`	$23.55M	USD	Annual
Receivables	`IncreaseDecreaseInReceivables`	$23.55M	USD	Annual
Prepaid expenses and other	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$4.05M	USD	Annual
Prepaid expenses and other	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$4.05M	USD	Annual
Prepaid expenses and other	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$8.23M	USD	Annual
Prepaid expenses and other	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$8.23M	USD	Annual
Prepaid expenses and other	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$3.94M	USD	Annual
Prepaid expenses and other	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$3.94M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$11.89M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$11.89M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-2.44M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-2.44M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-3.62M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-3.62M	USD	Annual
Insurance and claims accruals	`IncreaseDecreaseInInsuranceLiabilities`	$-2.77M	USD	Annual
Insurance and claims accruals	`IncreaseDecreaseInInsuranceLiabilities`	$-2.77M	USD	Annual
Insurance and claims accruals	`IncreaseDecreaseInInsuranceLiabilities`	$1.27M	USD	Annual
Insurance and claims accruals	`IncreaseDecreaseInInsuranceLiabilities`	$1.27M	USD	Annual
Insurance and claims accruals	`IncreaseDecreaseInInsuranceLiabilities`	$3.73M	USD	Annual
Insurance and claims accruals	`IncreaseDecreaseInInsuranceLiabilities`	$3.73M	USD	Annual
Accrued and other current liabilities	`IncreaseDecreaseInAccruedOtherCurrentLiabilities`	$6.35M	USD	Annual
Accrued and other current liabilities	`IncreaseDecreaseInAccruedOtherCurrentLiabilities`	$6.35M	USD	Annual
Accrued and other current liabilities	`IncreaseDecreaseInAccruedOtherCurrentLiabilities`	$-3.05M	USD	Annual
Accrued and other current liabilities	`IncreaseDecreaseInAccruedOtherCurrentLiabilities`	$-3.05M	USD	Annual
Accrued and other current liabilities	`IncreaseDecreaseInAccruedOtherCurrentLiabilities`	$-10.48M	USD	Annual
Accrued and other current liabilities	`IncreaseDecreaseInAccruedOtherCurrentLiabilities`	$-10.48M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$219.49M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$219.49M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$134.81M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$134.81M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$164.38M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$164.38M	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$49.00K	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$49.00K	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$45.00K	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$45.00K	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$38.00K	USD	Annual
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$38.00K	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-172.54M	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-172.54M	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-134.96M	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-134.96M	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-152.14M	USD	Annual
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-152.14M	USD	Annual
Dividends on common stock	`PaymentsOfDividendsCommonStock`	$19.56M	USD	Annual
Dividends on common stock	`PaymentsOfDividendsCommonStock`	$19.56M	USD	Annual
Dividends on common stock	`PaymentsOfDividendsCommonStock`	$19.54M	USD	Annual
Dividends on common stock	`PaymentsOfDividendsCommonStock`	$19.54M	USD	Annual
Dividends on common stock	`PaymentsOfDividendsCommonStock`	$19.51M	USD	Annual
Dividends on common stock	`PaymentsOfDividendsCommonStock`	$19.51M	USD	Annual
Repurchase and retirement of common stock	`PaymentsForRepurchaseOfCommonStock`	$41.75M	USD	Annual
Repurchase and retirement of common stock	`PaymentsForRepurchaseOfCommonStock`	$41.75M	USD	Annual
Repurchase and retirement of common stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	Annual
Repurchase and retirement of common stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	Annual
Repurchase and retirement of common stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	Annual
Repurchase and retirement of common stock	`PaymentsForRepurchaseOfCommonStock`	-	USD	Annual
Issuance of common stock from share-based payment arrangement exercises, deferred compensation plan distributions and vesting of performance unit awards	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$2.00M	USD	Annual
Issuance of common stock from share-based payment arrangement exercises, deferred compensation plan distributions and vesting of performance unit awards	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$2.00M	USD	Annual
Issuance of common stock from share-based payment arrangement exercises, deferred compensation plan distributions and vesting of performance unit awards	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$1.30M	USD	Annual
Issuance of common stock from share-based payment arrangement exercises, deferred compensation plan distributions and vesting of performance unit awards	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$1.30M	USD	Annual
Issuance of common stock from share-based payment arrangement exercises, deferred compensation plan distributions and vesting of performance unit awards	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$1.21M	USD	Annual
Issuance of common stock from share-based payment arrangement exercises, deferred compensation plan distributions and vesting of performance unit awards	`ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions`	$1.21M	USD	Annual
Employee taxes paid in exchange for shares withheld	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$382.00K	USD	Annual
Employee taxes paid in exchange for shares withheld	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$382.00K	USD	Annual
Employee taxes paid in exchange for shares withheld	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$1.61M	USD	Annual
Employee taxes paid in exchange for shares withheld	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$1.61M	USD	Annual
Employee taxes paid in exchange for shares withheld	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$926.00K	USD	Annual
Employee taxes paid in exchange for shares withheld	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$926.00K	USD	Annual
Net cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-18.62M	USD	Annual
Net cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-18.62M	USD	Annual
Net cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-19.23M	USD	Annual
Net cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-19.23M	USD	Annual
Net cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-60.93M	USD	Annual
Net cash used for financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-60.93M	USD	Annual
NET CHANGE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-27.39M	USD	Annual
NET CHANGE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-27.39M	USD	Annual
NET CHANGE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$23.61M	USD	Annual
NET CHANGE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$23.61M	USD	Annual
NET CHANGE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-35.95M	USD	Annual
NET CHANGE IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-35.95M	USD	Annual
Beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$80.60M	USD	Point-in-time
Beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$80.60M	USD	Point-in-time
Beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$56.99M	USD	Point-in-time
Beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$56.99M	USD	Point-in-time
Beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$17.27M	USD	Point-in-time
Beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$17.27M	USD	Point-in-time
Beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$53.21M	USD	Point-in-time
Beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$53.21M	USD	Point-in-time
End of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$80.60M	USD	Point-in-time
End of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$80.60M	USD	Point-in-time
End of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$56.99M	USD	Point-in-time
End of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$56.99M	USD	Point-in-time
End of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$17.27M	USD	Point-in-time
End of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$17.27M	USD	Point-in-time
End of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$53.21M	USD	Point-in-time
End of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$53.21M	USD	Point-in-time
Change in property and equipment not yet paid	`IncreaseDecreaseCapitalExpendituresIncurredButNotYetPaid`	$-1.61M	USD	Annual
Change in property and equipment not yet paid	`IncreaseDecreaseCapitalExpendituresIncurredButNotYetPaid`	$-1.61M	USD	Annual
Change in property and equipment not yet paid	`IncreaseDecreaseCapitalExpendituresIncurredButNotYetPaid`	$10.47M	USD	Annual
Change in property and equipment not yet paid	`IncreaseDecreaseCapitalExpendituresIncurredButNotYetPaid`	$10.47M	USD	Annual
Change in property and equipment not yet paid	`IncreaseDecreaseCapitalExpendituresIncurredButNotYetPaid`	$-7.63M	USD	Annual
Change in property and equipment not yet paid	`IncreaseDecreaseCapitalExpendituresIncurredButNotYetPaid`	$-7.63M	USD	Annual
Operating lease assets and liabilities acquired	`OperatingLeaseAssetsAndLiabilitiesAcquired`	$253.00K	USD	Annual
Operating lease assets and liabilities acquired	`OperatingLeaseAssetsAndLiabilitiesAcquired`	$253.00K	USD	Annual
Operating lease assets and liabilities acquired	`OperatingLeaseAssetsAndLiabilitiesAcquired`	$89.00K	USD	Annual
Operating lease assets and liabilities acquired	`OperatingLeaseAssetsAndLiabilitiesAcquired`	$89.00K	USD	Annual
Operating lease assets and liabilities acquired	`OperatingLeaseAssetsAndLiabilitiesAcquired`	$318.00K	USD	Annual
Operating lease assets and liabilities acquired	`OperatingLeaseAssetsAndLiabilitiesAcquired`	$318.00K	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$23.65M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$23.65M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$19.17M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$19.17M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$36.98M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$36.98M	USD	Annual
Interest	`InterestPaidNet`	$65.00K	USD	Annual
Interest	`InterestPaidNet`	$65.00K	USD	Annual
Interest	`InterestPaidNet`	$10.00K	USD	Annual
Interest	`InterestPaidNet`	$10.00K	USD	Annual
Interest	`InterestPaidNet`	-	USD	Annual
Interest	`InterestPaidNet`	-	USD	Annual

Stockholders Equity 64 line items

Line Item	Tag	Value	Unit	Period
Balance	`StockholdersEquity`	$757.39M	USD	Point-in-time
Balance	`StockholdersEquity`	$757.39M	USD	Point-in-time
Balance	`StockholdersEquity`	$767.92M	USD	Point-in-time
Balance	`StockholdersEquity`	$767.92M	USD	Point-in-time
Balance	`StockholdersEquity`	$703.92M	USD	Point-in-time
Balance	`StockholdersEquity`	$703.92M	USD	Point-in-time
Balance	`StockholdersEquity`	$651.68M	USD	Point-in-time
Balance	`StockholdersEquity`	$651.68M	USD	Point-in-time
Net income	`NetIncomeLoss`	$70.37M	USD	Annual
Net income	`NetIncomeLoss`	$70.37M	USD	Annual
Net income	`NetIncomeLoss`	$110.35M	USD	Annual
Net income	`NetIncomeLoss`	$110.35M	USD	Annual
Net income	`NetIncomeLoss`	$26.92M	USD	Annual
Net income	`NetIncomeLoss`	$26.92M	USD	Annual
Repurchase and retirement of common stock (in shares)	`StockRepurchasedAndRetiredDuringPeriodShares`	1.30M	shares	1 Quarter
Repurchase and retirement of common stock (in shares)	`StockRepurchasedAndRetiredDuringPeriodShares`	1.30M	shares	1 Quarter
Repurchase and retirement of common stock (in shares)	`StockRepurchasedAndRetiredDuringPeriodShares`	0.00	shares	Annual
Repurchase and retirement of common stock (in shares)	`StockRepurchasedAndRetiredDuringPeriodShares`	0.00	shares	Annual
Repurchase and retirement of common stock (in shares)	`StockRepurchasedAndRetiredDuringPeriodShares`	0.00	shares	Annual
Repurchase and retirement of common stock (in shares)	`StockRepurchasedAndRetiredDuringPeriodShares`	0.00	shares	Annual
Repurchase and retirement of common stock (in shares)	`StockRepurchasedAndRetiredDuringPeriodShares`	0.00	shares	1 Quarter
Repurchase and retirement of common stock (in shares)	`StockRepurchasedAndRetiredDuringPeriodShares`	0.00	shares	1 Quarter
Repurchase and retirement of common stock (in shares)	`StockRepurchasedAndRetiredDuringPeriodShares`	963,000.00	shares	1 Quarter
Repurchase and retirement of common stock (in shares)	`StockRepurchasedAndRetiredDuringPeriodShares`	963,000.00	shares	1 Quarter
Repurchase and retirement of common stock (in shares)	`StockRepurchasedAndRetiredDuringPeriodShares`	0.00	shares	1 Quarter
Repurchase and retirement of common stock (in shares)	`StockRepurchasedAndRetiredDuringPeriodShares`	0.00	shares	1 Quarter
Repurchase and retirement of common stock	`StockRepurchasedAndRetiredDuringPeriodValue`	$41.75M	USD	Annual
Repurchase and retirement of common stock	`StockRepurchasedAndRetiredDuringPeriodValue`	$41.75M	USD	Annual
Repurchase and retirement of common stock	`StockRepurchasedAndRetiredDuringPeriodValue`	$16.80M	USD	1 Quarter
Repurchase and retirement of common stock	`StockRepurchasedAndRetiredDuringPeriodValue`	$16.80M	USD	1 Quarter
Repurchase and retirement of common stock	`StockRepurchasedAndRetiredDuringPeriodValue`	$25.00M	USD	1 Quarter
Repurchase and retirement of common stock	`StockRepurchasedAndRetiredDuringPeriodValue`	$25.00M	USD	1 Quarter
Issuance of common stock from share-based payment arrangement exercises and vesting of performance unit awards	`StockIssuedDuringPeriodValueShareBasedCompensationGross`	$1.30M	USD	Annual
Issuance of common stock from share-based payment arrangement exercises and vesting of performance unit awards	`StockIssuedDuringPeriodValueShareBasedCompensationGross`	$1.30M	USD	Annual
Issuance of common stock from share-based payment arrangement exercises and vesting of performance unit awards	`StockIssuedDuringPeriodValueShareBasedCompensationGross`	$1.21M	USD	Annual
Issuance of common stock from share-based payment arrangement exercises and vesting of performance unit awards	`StockIssuedDuringPeriodValueShareBasedCompensationGross`	$1.21M	USD	Annual
Issuance of common stock from share-based payment arrangement exercises and vesting of performance unit awards	`StockIssuedDuringPeriodValueShareBasedCompensationGross`	$2.00M	USD	Annual
Issuance of common stock from share-based payment arrangement exercises and vesting of performance unit awards	`StockIssuedDuringPeriodValueShareBasedCompensationGross`	$2.00M	USD	Annual
Employee taxes paid in exchange for shares withheld	`AdjustmentsToAdditionalPaidInCapitalEmployeeTaxesPaidInExhangeForSharesWitheld`	$382.00K	USD	Annual
Employee taxes paid in exchange for shares withheld	`AdjustmentsToAdditionalPaidInCapitalEmployeeTaxesPaidInExhangeForSharesWitheld`	$382.00K	USD	Annual
Employee taxes paid in exchange for shares withheld	`AdjustmentsToAdditionalPaidInCapitalEmployeeTaxesPaidInExhangeForSharesWitheld`	$1.61M	USD	Annual
Employee taxes paid in exchange for shares withheld	`AdjustmentsToAdditionalPaidInCapitalEmployeeTaxesPaidInExhangeForSharesWitheld`	$1.61M	USD	Annual
Employee taxes paid in exchange for shares withheld	`AdjustmentsToAdditionalPaidInCapitalEmployeeTaxesPaidInExhangeForSharesWitheld`	$926.00K	USD	Annual
Employee taxes paid in exchange for shares withheld	`AdjustmentsToAdditionalPaidInCapitalEmployeeTaxesPaidInExhangeForSharesWitheld`	$926.00K	USD	Annual
Share-based payment arrangement compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.32M	USD	Annual
Share-based payment arrangement compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.32M	USD	Annual
Share-based payment arrangement compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.24M	USD	Annual
Share-based payment arrangement compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.24M	USD	Annual
Share-based payment arrangement compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.81M	USD	Annual
Share-based payment arrangement compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.81M	USD	Annual
Dividends on common stock	`DividendsCommonStockCash`	$19.54M	USD	Annual
Dividends on common stock	`DividendsCommonStockCash`	$19.54M	USD	Annual
Dividends on common stock	`DividendsCommonStockCash`	$19.56M	USD	Annual
Dividends on common stock	`DividendsCommonStockCash`	$19.56M	USD	Annual
Dividends on common stock	`DividendsCommonStockCash`	$19.51M	USD	Annual
Dividends on common stock	`DividendsCommonStockCash`	$19.51M	USD	Annual
Balance	`StockholdersEquity`	$757.39M	USD	Point-in-time
Balance	`StockholdersEquity`	$757.39M	USD	Point-in-time
Balance	`StockholdersEquity`	$767.92M	USD	Point-in-time
Balance	`StockholdersEquity`	$767.92M	USD	Point-in-time
Balance	`StockholdersEquity`	$703.92M	USD	Point-in-time
Balance	`StockholdersEquity`	$703.92M	USD	Point-in-time
Balance	`StockholdersEquity`	$651.68M	USD	Point-in-time
Balance	`StockholdersEquity`	$651.68M	USD	Point-in-time

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