10-K Filing

SAIA INC CIK: 1177702 FY 2021

Filing Information

Form Type	10-K
Accession Number	`0001564590-22-006259`
Period End Date	20211231
Filing Date	20220223
Fiscal Year	2021
Fiscal Period	FY
XBRL Instance	saia-10k_20211231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 88 Income Statement 60 Cash Flow Statement 77 Stockholders Equity 26

Balance Sheet 88 line items

Line Item	Tag	Value	Unit	Period
Allowance of accounts receivable	`AllowanceForDoubtfulAccountsReceivable`	$5.53M	USD	Point-in-time
Allowance of accounts receivable	`AllowanceForDoubtfulAccountsReceivable`	$5.67M	USD	Point-in-time
Preferred stock, par value	`PreferredStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Preferred stock, par value	`PreferredStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	50,000.00	shares	Point-in-time
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	50,000.00	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$25.31M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$106.59M	USD	Point-in-time
Preferred stock, shares issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Accounts receivable, less allowances of $5,530 in 2021 and $5,666 in 2020	`AccountsReceivableNetCurrent`	$276.75M	USD	Point-in-time
Accounts receivable, less allowances of $5,530 in 2021 and $5,666 in 2020	`AccountsReceivableNetCurrent`	$216.90M	USD	Point-in-time
Preferred stock, shares issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Prepaid expenses	`PrepaidExpenseCurrent`	$20.33M	USD	Point-in-time
Prepaid expenses	`PrepaidExpenseCurrent`	$19.50M	USD	Point-in-time
Preferred stock, shares outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Preferred stock, shares outstanding	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$96.00K	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$9.89M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	50.00M	shares	Point-in-time
Other current assets	`OtherAssetsCurrent`	$12.58M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	50.00M	shares	Point-in-time
Total current assets	`AssetsCurrent`	$271.70M	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	26.24M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	26.34M	shares	Point-in-time
Total current assets	`AssetsCurrent`	$416.25M	USD	Point-in-time
Property and Equipment, at cost	`PropertyPlantAndEquipmentGross`	$1.90B	USD	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	26.34M	shares	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	26.24M	shares	Point-in-time
Property and Equipment, at cost	`PropertyPlantAndEquipmentGross`	$2.14B	USD	Point-in-time
Deferred compensation trust	`CommonStockSharesHeldInEmployeeTrustShares`	91,888.00	shares	Point-in-time
Less-accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$864.07M	USD	Point-in-time
Deferred compensation trust	`CommonStockSharesHeldInEmployeeTrustShares`	94,627.00	shares	Point-in-time
Less-accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$765.22M	USD	Point-in-time
Net property and equipment	`PropertyPlantAndEquipmentNet`	$1.28B	USD	Point-in-time
Net property and equipment	`PropertyPlantAndEquipmentNet`	$1.14B	USD	Point-in-time
Operating Lease Right-of-Use Assets	`OperatingLeaseRightOfUseAsset`	$107.78M	USD	Point-in-time
Operating Lease Right-of-Use Assets	`OperatingLeaseRightOfUseAsset`	$113.72M	USD	Point-in-time
Goodwill	`Goodwill`	$12.11M	USD	Point-in-time
Goodwill	`Goodwill`	$12.10M	USD	Point-in-time
Goodwill	`Goodwill`	$12.11M	USD	Point-in-time
Identifiable Intangibles, net	`FiniteLivedIntangibleAssetsNet`	$8.22M	USD	Point-in-time
Identifiable Intangibles, net	`FiniteLivedIntangibleAssetsNet`	$7.05M	USD	Point-in-time
Other Noncurrent Assets	`OtherAssetsNoncurrent`	$7.01M	USD	Point-in-time
Other Noncurrent Assets	`OtherAssetsNoncurrent`	$21.60M	USD	Point-in-time
Total assets	`Assets`	$1.85B	USD	Point-in-time
Total assets	`Assets`	$1.55B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$114.01M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$89.38M	USD	Point-in-time
Wages, vacation and employees benefits	`EmployeeRelatedLiabilitiesCurrent`	$55.39M	USD	Point-in-time
Wages, vacation and employees benefits	`EmployeeRelatedLiabilitiesCurrent`	$73.11M	USD	Point-in-time
Claims and insurance accruals	`AccruedInsuranceCurrent`	$49.61M	USD	Point-in-time
Claims and insurance accruals	`AccruedInsuranceCurrent`	$54.72M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$38.55M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$40.57M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$20.59M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$19.40M	USD	Point-in-time
Current portion of operating lease liability	`OperatingLeaseLiabilityCurrent`	$20.21M	USD	Point-in-time
Current portion of operating lease liability	`OperatingLeaseLiabilityCurrent`	$21.57M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$275.75M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$321.35M	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtAndCapitalLeaseObligations`	$50.39M	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtAndCapitalLeaseObligations`	$31.01M	USD	Point-in-time
Operating lease liability, less current portion	`OperatingLeaseLiabilityNoncurrent`	$95.32M	USD	Point-in-time
Operating lease liability, less current portion	`OperatingLeaseLiabilityNoncurrent`	$88.41M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$119.82M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$124.14M	USD	Point-in-time
Claims, insurance and other	`ClaimsInsuranceAndOtherNoncurrent`	$60.02M	USD	Point-in-time
Claims, insurance and other	`ClaimsInsuranceAndOtherNoncurrent`	$46.20M	USD	Point-in-time
Total other liabilities	`OtherLiabilitiesNoncurrent`	$303.57M	USD	Point-in-time
Total other liabilities	`OtherLiabilitiesNoncurrent`	$311.73M	USD	Point-in-time
Preferred stock, $0.001 par value, 50,000 shares authorized, none issued and outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock, $0.001 par value, 50,000 shares authorized, none issued and outstanding	`PreferredStockValue`	-	USD	Point-in-time
Common stock, $0.001 par value, 50,000,000 shares authorized, 26,336,589 and 26,236,570 shares issued and outstanding at December 31, 2021 and 2020, respectively	`CommonStockValue`	$26.00K	USD	Point-in-time
Common stock, $0.001 par value, 50,000,000 shares authorized, 26,336,589 and 26,236,570 shares issued and outstanding at December 31, 2021 and 2020, respectively	`CommonStockValue`	$26.00K	USD	Point-in-time
Additional paid-in-capital	`AdditionalPaidInCapitalCommonStock`	$267.67M	USD	Point-in-time
Additional paid-in-capital	`AdditionalPaidInCapitalCommonStock`	$274.63M	USD	Point-in-time
Deferred compensation trust, 94,627 and 91,888 shares of common stock at cost at December 31, 2021 and 2020, respectively	`CommonStockIssuedEmployeeTrustDeferred`	$2.94M	USD	Point-in-time
Deferred compensation trust, 94,627 and 91,888 shares of common stock at cost at December 31, 2021 and 2020, respectively	`CommonStockIssuedEmployeeTrustDeferred`	$4.10M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$696.54M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$949.77M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$961.29M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$815.23M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$695.86M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.22B	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$1.55B	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$1.85B	USD	Point-in-time

Income Statement 60 line items

Line Item	Tag	Value	Unit	Period
Operating Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.82B	USD	Annual
Operating Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.79B	USD	Annual
Operating Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.29B	USD	Annual
Salaries, wages and employees benefits	`LaborAndRelatedExpense`	$947.91M	USD	Annual
Salaries, wages and employees benefits	`LaborAndRelatedExpense`	$963.26M	USD	Annual
Salaries, wages and employees benefits	`LaborAndRelatedExpense`	$1.06B	USD	Annual
Purchased transportation	`PurchasedTransportation`	$249.71M	USD	Annual
Purchased transportation	`PurchasedTransportation`	$141.37M	USD	Annual
Purchased transportation	`PurchasedTransportation`	$129.98M	USD	Annual
Fuel, operating expenses and supplies	`FuelOperatingExpensesAndSupplies`	$381.90M	USD	Annual
Fuel, operating expenses and supplies	`FuelOperatingExpensesAndSupplies`	$299.23M	USD	Annual
Fuel, operating expenses and supplies	`FuelOperatingExpensesAndSupplies`	$340.06M	USD	Annual
Operating taxes and licenses	`DirectTaxesAndLicensesCosts`	$54.40M	USD	Annual
Operating taxes and licenses	`DirectTaxesAndLicensesCosts`	$56.29M	USD	Annual
Operating taxes and licenses	`DirectTaxesAndLicensesCosts`	$59.09M	USD	Annual
Claims and insurance	`OperatingInsuranceAndClaimsCostsProduction`	$43.07M	USD	Annual
Claims and insurance	`OperatingInsuranceAndClaimsCostsProduction`	$61.34M	USD	Annual
Claims and insurance	`OperatingInsuranceAndClaimsCostsProduction`	$49.76M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$119.14M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$141.70M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$134.66M	USD	Annual
Operating (gains) losses, net	`GainLossOnSaleOfPropertyPlantEquipment`	$2.53M	USD	Annual
Operating (gains) losses, net	`GainLossOnSaleOfPropertyPlantEquipment`	$403.00K	USD	Annual
Operating (gains) losses, net	`GainLossOnSaleOfPropertyPlantEquipment`	$3.89M	USD	Annual
Total operating expenses	`CostsAndExpenses`	$1.95B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$1.64B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$1.63B	USD	Annual
Operating Income	`OperatingIncomeLoss`	$335.14M	USD	Annual
Operating Income	`OperatingIncomeLoss`	$152.59M	USD	Annual
Operating Income	`OperatingIncomeLoss`	$180.32M	USD	Annual
Interest expense	`InterestExpense`	$6.69M	USD	Annual
Interest expense	`InterestExpense`	$5.18M	USD	Annual
Interest expense	`InterestExpense`	$3.21M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$844.00K	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$1.13M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$754.00K	USD	Annual
Non-operating expenses, net	`NonoperatingIncomeExpense`	$-4.04M	USD	Annual
Non-operating expenses, net	`NonoperatingIncomeExpense`	$-2.37M	USD	Annual
Non-operating expenses, net	`NonoperatingIncomeExpense`	$-5.93M	USD	Annual
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$176.28M	USD	Annual
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$146.65M	USD	Annual
Income Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$332.77M	USD	Annual
Income Tax Expense	`IncomeTaxExpenseBenefit`	$79.54M	USD	Annual
Income Tax Expense	`IncomeTaxExpenseBenefit`	$32.93M	USD	Annual
Income Tax Expense	`IncomeTaxExpenseBenefit`	$37.94M	USD	Annual
Net Income	`NetIncomeLoss`	$113.72M	USD	Annual
Net Income	`NetIncomeLoss`	$253.24M	USD	Annual
Net Income	`NetIncomeLoss`	$138.34M	USD	Annual
Weighted average common shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	25.95M	shares	Annual
Weighted average common shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	26.14M	shares	Annual
Weighted average common shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	26.32M	shares	Annual
Weighted average common shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	26.59M	shares	Annual
Weighted average common shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	26.43M	shares	Annual
Weighted average common shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	26.71M	shares	Annual
Basic Earnings Per Share	`EarningsPerShareBasic`	$9.62	USD	Annual
Basic Earnings Per Share	`EarningsPerShareBasic`	$4.38	USD	Annual
Basic Earnings Per Share	`EarningsPerShareBasic`	$5.29	USD	Annual
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$9.48	USD	Annual
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$4.30	USD	Annual
Diluted Earnings Per Share	`EarningsPerShareDiluted`	$5.20	USD	Annual

Cash Flow Statement 77 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$253.24M	USD	Annual
Net income	`ProfitLoss`	$113.72M	USD	Annual
Net income	`ProfitLoss`	$138.34M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$119.14M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$141.70M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$134.66M	USD	Annual
Provision for doubtful accounts	`ProvisionForDoubtfulAccounts`	$3.56M	USD	Annual
Provision for doubtful accounts	`ProvisionForDoubtfulAccounts`	$4.27M	USD	Annual
Provision for doubtful accounts	`ProvisionForDoubtfulAccounts`	$2.80M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$8.26M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$24.66M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$4.32M	USD	Annual
Loss (gain) from property disposals, net	`GainLossOnSaleOfProperty`	$403.00K	USD	Annual
Loss (gain) from property disposals, net	`GainLossOnSaleOfProperty`	$3.89M	USD	Annual
Loss (gain) from property disposals, net	`GainLossOnSaleOfProperty`	$2.53M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$7.54M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$8.70M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$6.19M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$25.05M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$16.98M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$63.41M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$10.32M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$16.73M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$5.77M	USD	Annual
Other working capital items, net	`IncreaseDecreaseInOtherWorkingCapitalItemsNet`	$-17.76M	USD	Annual
Other working capital items, net	`IncreaseDecreaseInOtherWorkingCapitalItemsNet`	$-4.20M	USD	Annual
Other working capital items, net	`IncreaseDecreaseInOtherWorkingCapitalItemsNet`	$-33.34M	USD	Annual
Claims, insurance and other	`ClaimsInsuranceAndOtherChangesInOperatingAssetsAndLiabilitiesNet`	$-7.50M	USD	Annual
Claims, insurance and other	`ClaimsInsuranceAndOtherChangesInOperatingAssetsAndLiabilitiesNet`	$-1.80M	USD	Annual
Claims, insurance and other	`ClaimsInsuranceAndOtherChangesInOperatingAssetsAndLiabilitiesNet`	$-13.81M	USD	Annual
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-1.72M	USD	Annual
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$9.91M	USD	Annual
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-2.74M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$272.88M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$382.59M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$309.14M	USD	Annual
Acquisition of property and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$231.14M	USD	Annual
Acquisition of property and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$285.75M	USD	Annual
Acquisition of property and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$287.65M	USD	Annual
Proceeds from disposal of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$12.32M	USD	Annual
Proceeds from disposal of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$6.62M	USD	Annual
Proceeds from disposal of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$8.40M	USD	Annual
Investment in equity securities	`PaymentsToAcquireEquitySecuritiesFvNi`	$500.00K	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-218.82M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-277.85M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-281.03M	USD	Annual
Repayment of revolving credit agreement	`RepaymentsOfLinesOfCredit`	$369.00M	USD	Annual
Repayment of revolving credit agreement	`RepaymentsOfLinesOfCredit`	$331.19M	USD	Annual
Repayment of revolving credit agreement	`RepaymentsOfLinesOfCredit`	$43.17M	USD	Annual
Borrowing of revolving credit agreement	`ProceedsFromLinesOfCredit`	$323.07M	USD	Annual
Borrowing of revolving credit agreement	`ProceedsFromLinesOfCredit`	$43.17M	USD	Annual
Borrowing of revolving credit agreement	`ProceedsFromLinesOfCredit`	$357.12M	USD	Annual
Proceeds from stock option exercises	`ProceedsFromStockOptionsExercised`	$2.93M	USD	Annual
Proceeds from stock option exercises	`ProceedsFromStockOptionsExercised`	$3.79M	USD	Annual
Proceeds from stock option exercises	`ProceedsFromStockOptionsExercised`	$3.68M	USD	Annual
Shares withheld for taxes	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$3.47M	USD	Annual
Shares withheld for taxes	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$6.57M	USD	Annual
Shares withheld for taxes	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$3.60M	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$649.00K	USD	Annual
Repayment of finance leases	`FinanceLeasePrincipalPayments`	$18.53M	USD	Annual
Repayment of finance leases	`FinanceLeasePrincipalPayments`	$19.52M	USD	Annual
Repayment of finance leases	`FinanceLeasePrincipalPayments`	$20.57M	USD	Annual
Net cash (used in) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$6.21M	USD	Annual
Net cash (used in) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-65.27M	USD	Annual
Net cash (used in) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-23.46M	USD	Annual
Net Increase (Decrease) in Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$-1.95M	USD	Annual
Net Increase (Decrease) in Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$81.28M	USD	Annual
Net Increase (Decrease) in Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$25.06M	USD	Annual
Cash and cash equivalents, beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.19M	USD	Point-in-time
Cash and cash equivalents, beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$106.59M	USD	Point-in-time
Cash and cash equivalents, beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$248.00K	USD	Point-in-time
Cash and cash equivalents, beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$25.31M	USD	Point-in-time
Cash and cash equivalents, end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.19M	USD	Point-in-time
Cash and cash equivalents, end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$106.59M	USD	Point-in-time
Cash and cash equivalents, end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$248.00K	USD	Point-in-time
Cash and cash equivalents, end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$25.31M	USD	Point-in-time
Equipment financed with finance leases	`CapitalLeaseObligationsIncurred`	$6.17M	USD	Annual

Stockholders Equity 26 line items

Line Item	Tag	Value	Unit	Period
Beginning Balance	`StockholdersEquity`	$961.29M	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$815.23M	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$695.86M	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$1.22B	USD	Point-in-time
Stock compensation, including options and long-term incentives	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$6.31M	USD	Annual
Stock compensation, including options and long-term incentives	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$4.98M	USD	Annual
Stock compensation, including options and long-term incentives	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$7.25M	USD	Annual
Director deferred share activity	`DirectorDeferredValueActivity`	$1.21M	USD	Annual
Director deferred share activity	`DirectorDeferredValueActivity`	$1.23M	USD	Annual
Director deferred share activity	`DirectorDeferredValueActivity`	$1.46M	USD	Annual
Exercise of stock options less shares withheld for taxes	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$3.79M	USD	Annual
Exercise of stock options less shares withheld for taxes	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$3.68M	USD	Annual
Exercise of stock options less shares withheld for taxes	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions`	$2.93M	USD	Annual
Exercise of stock options less shares withheld for taxes, Shares	`StockIssuedDuringPeriodSharesStockOptionsExercised`	46,741.00	shares	Annual
Shares issued for long-term incentive awards, net of shares withheld for taxes	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$6.57M	USD	Annual
Shares issued for long-term incentive awards, net of shares withheld for taxes	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$3.47M	USD	Annual
Shares issued for long-term incentive awards, net of shares withheld for taxes	`AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation`	$3.60M	USD	Annual
Purchase of shares by Deferred Compensation Trust	`PurchaseOfSharesByDeferredCompensationTrust`	$83.00K	USD	Annual
Sale of shares by Deferred Compensation Trust	`SaleOfSharesByDeferredCompensationTrust`	$83.00K	USD	Annual
Net income	`NetIncomeLoss`	$113.72M	USD	Annual
Net income	`NetIncomeLoss`	$253.24M	USD	Annual
Net income	`NetIncomeLoss`	$138.34M	USD	Annual
Ending Balance	`StockholdersEquity`	$961.29M	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$815.23M	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$695.86M	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$1.22B	USD	Point-in-time

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