10-K Filing

SKYWEST INC CIK: 793733 FY 2012

Filing Information

Form Type	10-K
Accession Number	`0001047469-13-001174`
Period End Date	20121231
Filing Date	20130215
Fiscal Year	2012
Fiscal Period	FY
XBRL Instance	skyw-20121231.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 92 Income Statement 152 Cash Flow Statement 121 Stockholders Equity 52

Balance Sheet 92 line items

Line Item	Tag	Value	Unit	Period
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	5.00M	shares	Point-in-time
Preferred stock, shares authorized	`PreferredStockSharesAuthorized`	5.00M	shares	Point-in-time
Preferred stock, shares issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Preferred stock, shares issued	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$76.41M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$129.53M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$112.34M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$133.77M	USD	Point-in-time
Marketable securities	`AvailableForSaleSecuritiesDebtSecuritiesCurrent`	$556.12M	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	75.83M	shares	Point-in-time
Marketable securities	`AvailableForSaleSecuritiesDebtSecuritiesCurrent`	$497.55M	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	76.71M	shares	Point-in-time
Treasury stock, at cost, shares	`TreasuryStockShares`	25.22M	shares	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$19.55M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$19.43M	USD	Point-in-time
Treasury stock, at cost, shares	`TreasuryStockShares`	25.28M	shares	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$1.57M	USD	Point-in-time
Receivables, net	`ReceivablesNetCurrent`	$130.10M	USD	Point-in-time
Receivables, net	`ReceivablesNetCurrent`	$130.51M	USD	Point-in-time
Inventories, net	`AirlineRelatedInventoryNet`	$113.58M	USD	Point-in-time
Inventories, net	`AirlineRelatedInventoryNet`	$115.21M	USD	Point-in-time
Prepaid aircraft rents	`PrepaidRent`	$326.00M	USD	Point-in-time
Prepaid aircraft rents	`PrepaidRent`	$285.74M	USD	Point-in-time
Deferred tax assets	`DeferredTaxAssetsNetCurrent`	$124.32M	USD	Point-in-time
Deferred tax assets	`DeferredTaxAssetsNetCurrent`	$69.52M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$31.41M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$30.60M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.43B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.28B	USD	Point-in-time
Aircraft and rotable spares	`FlightEquipmentGross`	$4.00B	USD	Point-in-time
Aircraft and rotable spares	`FlightEquipmentGross`	$3.97B	USD	Point-in-time
Buildings and ground equipment	`BuildingsAndGroundEquipmentGross`	$274.08M	USD	Point-in-time
Buildings and ground equipment	`BuildingsAndGroundEquipmentGross`	$291.29M	USD	Point-in-time
Total property and equipment, gross	`PropertyPlantAndEquipmentGross`	$4.26B	USD	Point-in-time
Total property and equipment, gross	`PropertyPlantAndEquipmentGross`	$4.27B	USD	Point-in-time
Less-accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.56B	USD	Point-in-time
Less-accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$1.38B	USD	Point-in-time
Total property and equipment, net	`PropertyPlantAndEquipmentNet`	$2.71B	USD	Point-in-time
Total property and equipment, net	`PropertyPlantAndEquipmentNet`	$2.88B	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$17.25M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$19.50M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$21.75M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$98.47M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$92.35M	USD	Point-in-time
Total other assets	`AssetsNoncurrentExcludingPropertyPlantAndEquipment`	$109.60M	USD	Point-in-time
Total other assets	`AssetsNoncurrentExcludingPropertyPlantAndEquipment`	$117.97M	USD	Point-in-time
Total assets	`Assets`	$4.45B	USD	Point-in-time
Total assets	`Assets`	$4.25B	USD	Point-in-time
Total assets	`Assets`	$4.28B	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$208.40M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$171.45M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$222.67M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$220.78M	USD	Point-in-time
Accrued salaries, wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$121.35M	USD	Point-in-time
Accrued salaries, wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$112.99M	USD	Point-in-time
Accrued aircraft rents	`AccruedRentCurrent`	$12.74M	USD	Point-in-time
Accrued aircraft rents	`AccruedRentCurrent`	$22.29M	USD	Point-in-time
Taxes other than income taxes	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$21.19M	USD	Point-in-time
Taxes other than income taxes	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$22.35M	USD	Point-in-time
Income tax payable	`AccruedIncomeTaxesCurrent`	$1.25M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$38.51M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$39.59M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$591.42M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$624.15M	USD	Point-in-time
OTHER LONG TERM LIABILITIES	`OtherLiabilitiesNoncurrent`	$50.19M	USD	Point-in-time
OTHER LONG TERM LIABILITIES	`OtherLiabilitiesNoncurrent`	$57.42M	USD	Point-in-time
LONG TERM DEBT, net of current maturities	`LongTermDebtNoncurrent`	$1.47B	USD	Point-in-time
LONG TERM DEBT, net of current maturities	`LongTermDebtNoncurrent`	$1.61B	USD	Point-in-time
DEFERRED INCOME TAXES PAYABLE	`DeferredTaxLiabilitiesNoncurrent`	$657.62M	USD	Point-in-time
DEFERRED INCOME TAXES PAYABLE	`DeferredTaxLiabilitiesNoncurrent`	$567.87M	USD	Point-in-time
DEFERRED AIRCRAFT CREDITS	`DeferredAircraftCredits`	$90.43M	USD	Point-in-time
DEFERRED AIRCRAFT CREDITS	`DeferredAircraftCredits`	$98.44M	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (Note 6)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (Note 6)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Preferred stock, 5,000,000 shares authorized; none issued	`PreferredStockIncludingAdditionalPaidInCapital`	-	USD	Point-in-time
Preferred stock, 5,000,000 shares authorized; none issued	`PreferredStockIncludingAdditionalPaidInCapital`	-	USD	Point-in-time
Common stock, no par value, 120,000,000 shares authorized; 76,713,154 and 75,833,696 shares issued, respectively	`CommonStockIncludingAdditionalPaidInCapital`	$609.76M	USD	Point-in-time
Common stock, no par value, 120,000,000 shares authorized; 76,713,154 and 75,833,696 shares issued, respectively	`CommonStockIncludingAdditionalPaidInCapital`	$598.99M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.15B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.10B	USD	Point-in-time
Treasury stock, at cost, 25,280,364 and 25,221,481 shares, respectively	`TreasuryStockValue`	$371.21M	USD	Point-in-time
Treasury stock, at cost, 25,280,364 and 25,221,481 shares, respectively	`TreasuryStockValue`	$370.31M	USD	Point-in-time
Accumulated other comprehensive income (Note 1)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.51M	USD	Point-in-time
Accumulated other comprehensive income (Note 1)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.44M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$1.35B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$1.33B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$1.39B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$1.42B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$4.25B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$4.28B	USD	Point-in-time

Income Statement 152 line items

Line Item	Tag	Value	Unit	Period
Passenger	`RevenueFromPassengers`	$3.47B	USD	Annual
Passenger	`RevenueFromPassengers`	$2.72B	USD	Annual
Passenger	`RevenueFromPassengers`	$3.58B	USD	Annual
Ground handling and other	`OtherSalesRevenueNet`	$40.87M	USD	Annual
Ground handling and other	`OtherSalesRevenueNet`	$70.15M	USD	Annual
Ground handling and other	`OtherSalesRevenueNet`	$66.83M	USD	Annual
Total operating revenues	`Revenues`	$899.85M	USD	1 Quarter
Total operating revenues	`Revenues`	$865.26M	USD	1 Quarter
Total operating revenues	`Revenues`	$937.21M	USD	1 Quarter
Total operating revenues	`Revenues`	$865.95M	USD	1 Quarter
Total operating revenues	`Revenues`	$2.77B	USD	Annual
Total operating revenues	`Revenues`	$3.53B	USD	Annual
Total operating revenues	`Revenues`	$933.70M	USD	1 Quarter
Total operating revenues	`Revenues`	$955.42M	USD	1 Quarter
Total operating revenues	`Revenues`	$3.65B	USD	Annual
Total operating revenues	`Revenues`	$921.17M	USD	1 Quarter
Total operating revenues	`Revenues`	$810.73M	USD	1 Quarter
Salaries, wages and benefits	`LaborAndRelatedExpense`	$1.16B	USD	Annual
Salaries, wages and benefits	`LaborAndRelatedExpense`	$1.17B	USD	Annual
Salaries, wages and benefits	`LaborAndRelatedExpense`	$764.93M	USD	Annual
Aircraft maintenance, materials and repairs	`AircraftMaintenanceMaterialsAndRepairs`	$659.87M	USD	Annual
Aircraft maintenance, materials and repairs	`AircraftMaintenanceMaterialsAndRepairs`	$712.93M	USD	Annual
Aircraft maintenance, materials and repairs	`AircraftMaintenanceMaterialsAndRepairs`	$487.47M	USD	Annual
Aircraft fuel	`FuelCosts`	$426.39M	USD	Annual
Aircraft fuel	`FuelCosts`	$340.07M	USD	Annual
Aircraft fuel	`FuelCosts`	$592.87M	USD	Annual
Aircraft rentals	`AircraftRental`	$333.64M	USD	Annual
Aircraft rentals	`AircraftRental`	$346.53M	USD	Annual
Aircraft rentals	`AircraftRental`	$311.91M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$251.96M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$236.50M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$254.18M	USD	Annual
Station rentals and landing fees	`StationRentalsAndLandingFees`	$169.85M	USD	Annual
Station rentals and landing fees	`StationRentalsAndLandingFees`	$129.54M	USD	Annual
Station rentals and landing fees	`StationRentalsAndLandingFees`	$174.84M	USD	Annual
Ground handling services	`GroundHandlingServiceExpenses`	$110.65M	USD	Annual
Ground handling services	`GroundHandlingServiceExpenses`	$131.46M	USD	Annual
Ground handling services	`GroundHandlingServiceExpenses`	$125.15M	USD	Annual
Acquisition related costs	`BusinessCombinationAcquisitionRelatedCosts`	$5.77M	USD	Annual
Acquisition related costs	`BusinessCombinationAcquisitionRelatedCosts`	$8.81M	USD	Annual
Other, net	`OtherCostAndExpenseOperating`	$173.44M	USD	Annual
Other, net	`OtherCostAndExpenseOperating`	$240.19M	USD	Annual
Other, net	`OtherCostAndExpenseOperating`	$229.84M	USD	Annual
Total operating expenses	`CostsAndExpenses`	$3.37B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$2.56B	USD	Annual
Total operating expenses	`CostsAndExpenses`	$3.61B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$165.99M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$20.46M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$201.83M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$19.04M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$46.81M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$-4.99M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$43.75M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$26.83M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$227.00K	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$54.97M	USD	1 Quarter
OPERATING INCOME	`OperatingIncomeLoss`	$41.10M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$7.93M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$14.38M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$8.24M	USD	Annual
Interest expense	`InterestExpense`	$80.38M	USD	Annual
Interest expense	`InterestExpense`	$86.52M	USD	Annual
Interest expense	`InterestExpense`	$77.38M	USD	Annual
Purchase accounting gain (adjustment)	`GainOnPurchaseOfBusiness`	$15.59M	USD	Annual
Purchase accounting gain (adjustment)	`GainOnPurchaseOfBusiness`	$-5.71M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$-13.42M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$-10.64M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$630.00K	USD	Annual
Total other expense, net	`NonoperatingIncomeExpense`	$-80.09M	USD	Annual
Total other expense, net	`NonoperatingIncomeExpense`	$-55.92M	USD	Annual
Total other expense, net	`NonoperatingIncomeExpense`	$-91.28M	USD	Annual
INCOME (LOSS) BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$85.90M	USD	Annual
INCOME (LOSS) BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-50.17M	USD	Annual
INCOME (LOSS) BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$145.90M	USD	Annual
PROVISION (BENEFIT) FOR INCOME TAXES	`IncomeTaxExpenseBenefit`	$34.74M	USD	Annual
PROVISION (BENEFIT) FOR INCOME TAXES	`IncomeTaxExpenseBenefit`	$-22.84M	USD	Annual
PROVISION (BENEFIT) FOR INCOME TAXES	`IncomeTaxExpenseBenefit`	$49.55M	USD	Annual
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$20.93M	USD	1 Quarter
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-27.34M	USD	Annual
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-11.06M	USD	1 Quarter
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$13.95M	USD	1 Quarter
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-682.00K	USD	1 Quarter
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-17.97M	USD	1 Quarter
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$116.00K	USD	1 Quarter
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$96.35M	USD	Annual
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.58M	USD	1 Quarter
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$51.16M	USD	Annual
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$16.96M	USD	1 Quarter
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$-0.21	USD	1 Quarter
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$-0.52	USD	Annual
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$0.41	USD	1 Quarter
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$1.73	USD	Annual
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	-	USD	1 Quarter
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$0.03	USD	1 Quarter
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$1.00	USD	Annual
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$0.33	USD	1 Quarter
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$-0.01	USD	1 Quarter
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$-0.35	USD	1 Quarter
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$0.27	USD	1 Quarter
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$0.40	USD	1 Quarter
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$0.27	USD	1 Quarter
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$-0.21	USD	1 Quarter
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	-	USD	1 Quarter
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$-0.35	USD	1 Quarter
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$0.33	USD	1 Quarter
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$1.70	USD	Annual
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$0.03	USD	1 Quarter
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$-0.52	USD	Annual
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$-0.01	USD	1 Quarter
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$0.99	USD	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	52.70M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	50.88M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	51.57M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	53.84M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	51.30M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	50.94M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	55.61M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	50.69M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	51.24M	shares	1 Quarter
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	52.20M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	51.09M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	51.75M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	56.53M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	53.84M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	52.15M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	50.69M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	50.88M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	53.37M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	52.20M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	52.16M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	52.31M	shares	1 Quarter
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	51.79M	shares	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$20.93M	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-27.34M	USD	Annual
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-11.06M	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$13.95M	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-682.00K	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-17.97M	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$116.00K	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$96.35M	USD	Annual
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.58M	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$51.16M	USD	Annual
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$16.96M	USD	1 Quarter
Proportionate share of other companies foreign currency translation adjustment, net of taxes	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent`	$-295.00K	USD	Annual
Proportionate share of other companies foreign currency translation adjustment, net of taxes	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent`	$-251.00K	USD	Annual
Proportionate share of other companies foreign currency translation adjustment, net of taxes	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent`	$637.00K	USD	Annual
Net unrealized appreciation (depreciation) on marketable securities, net of taxes	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$534.00K	USD	Annual
Net unrealized appreciation (depreciation) on marketable securities, net of taxes	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$-745.00K	USD	Annual
Net unrealized appreciation (depreciation) on marketable securities, net of taxes	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$316.00K	USD	Annual
TOTAL COMPREHENSIVE INCOME (LOSS)	`ComprehensiveIncomeNetOfTax`	$-27.10M	USD	Annual
TOTAL COMPREHENSIVE INCOME (LOSS)	`ComprehensiveIncomeNetOfTax`	$51.22M	USD	Annual
TOTAL COMPREHENSIVE INCOME (LOSS)	`ComprehensiveIncomeNetOfTax`	$96.24M	USD	Annual

Cash Flow Statement 121 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$20.93M	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-27.34M	USD	Annual
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-11.06M	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$13.95M	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-682.00K	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-17.97M	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$116.00K	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$96.35M	USD	Annual
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.58M	USD	1 Quarter
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$51.16M	USD	Annual
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$16.96M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$251.96M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$236.50M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$254.18M	USD	Annual
Stock based compensation expense	`ShareBasedCompensation`	$6.43M	USD	Annual
Stock based compensation expense	`ShareBasedCompensation`	$4.69M	USD	Annual
Stock based compensation expense	`ShareBasedCompensation`	$5.37M	USD	Annual
Loss (gain) on sale of property and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$16.00K	USD	Annual
Loss (gain) on sale of property and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$29.00K	USD	Annual
Loss (gain) on sale of property and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$-621.00K	USD	Annual
Undistributed losses (earnings) of other companies	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$-13.27M	USD	Annual
Undistributed losses (earnings) of other companies	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$635.00K	USD	Annual
Undistributed losses (earnings) of other companies	`IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions`	$-10.20M	USD	Annual
Capitalized Brasilia engine overhauls	`BrasiliaEngineOverhauls`	$-25.74M	USD	Annual
Capitalized Brasilia engine overhauls	`BrasiliaEngineOverhauls`	$-17.79M	USD	Annual
Capitalized Brasilia engine overhauls	`BrasiliaEngineOverhauls`	$-19.05M	USD	Annual
Purchase accounting gain (adjustment)	`GainOnPurchaseOfBusiness`	$15.59M	USD	Annual
Purchase accounting gain (adjustment)	`GainOnPurchaseOfBusiness`	$-5.71M	USD	Annual
Net increase (decrease) in deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$58.52M	USD	Annual
Net increase (decrease) in deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-21.54M	USD	Annual
Net increase (decrease) in deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$34.80M	USD	Annual
Decrease (increase) in restricted cash	`IncreaseDecreaseInRestrictedCashForOperatingActivities`	$-2.34M	USD	Annual
Decrease (increase) in restricted cash	`IncreaseDecreaseInRestrictedCashForOperatingActivities`	$-4.97M	USD	Annual
Decrease (increase) in restricted cash	`IncreaseDecreaseInRestrictedCashForOperatingActivities`	$119.00K	USD	Annual
Decrease (increase) in receivables	`IncreaseDecreaseInAccountsReceivable`	$-408.00K	USD	Annual
Decrease (increase) in receivables	`IncreaseDecreaseInAccountsReceivable`	$-2.82M	USD	Annual
Decrease (increase) in receivables	`IncreaseDecreaseInAccountsReceivable`	$10.66M	USD	Annual
Decrease in income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-9.75M	USD	Annual
Decrease in income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-1.79M	USD	Annual
Decrease in income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-1.57M	USD	Annual
Decrease (increase) in inventories	`IncreaseDecreaseInInventories`	$-1.63M	USD	Annual
Decrease (increase) in inventories	`IncreaseDecreaseInInventories`	$2.07M	USD	Annual
Decrease (increase) in inventories	`IncreaseDecreaseInInventories`	$8.64M	USD	Annual
Increase in other current assets and prepaid aircraft rents	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$19.53M	USD	Annual
Increase in other current assets and prepaid aircraft rents	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$28.67M	USD	Annual
Increase in other current assets and prepaid aircraft rents	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$39.45M	USD	Annual
Decrease in deferred aircraft credits	`IncreaseDecreaseInDeferredAircraftCredits`	$-8.59M	USD	Annual
Decrease in deferred aircraft credits	`IncreaseDecreaseInDeferredAircraftCredits`	$-7.11M	USD	Annual
Decrease in deferred aircraft credits	`IncreaseDecreaseInDeferredAircraftCredits`	$-8.76M	USD	Annual
Increase (decrease) in accounts payable and accrued aircraft rents	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-7.65M	USD	Annual
Increase (decrease) in accounts payable and accrued aircraft rents	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$6.29M	USD	Annual
Increase (decrease) in accounts payable and accrued aircraft rents	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$10.16M	USD	Annual
Increase (decrease) in other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-7.44M	USD	Annual
Increase (decrease) in other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-8.89M	USD	Annual
Increase (decrease) in other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$11.87M	USD	Annual
NET CASH PROVIDED BY OPERATING ACTIVITIES	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$347.09M	USD	Annual
NET CASH PROVIDED BY OPERATING ACTIVITIES	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$162.13M	USD	Annual
NET CASH PROVIDED BY OPERATING ACTIVITIES	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$288.82M	USD	Annual
Purchases of marketable securities	`PaymentsToAcquireAvailableForSaleSecuritiesEquity`	$1.07B	USD	Annual
Purchases of marketable securities	`PaymentsToAcquireAvailableForSaleSecuritiesEquity`	$736.33M	USD	Annual
Purchases of marketable securities	`PaymentsToAcquireAvailableForSaleSecuritiesEquity`	$683.40M	USD	Annual
Sales of marketable securities	`ProceedsFromSaleOfAvailableForSaleSecurities`	$1.05B	USD	Annual
Sales of marketable securities	`ProceedsFromSaleOfAvailableForSaleSecurities`	$677.80M	USD	Annual
Sales of marketable securities	`ProceedsFromSaleOfAvailableForSaleSecurities`	$857.03M	USD	Annual
Purchase of ExpressJet, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$54.02M	USD	Annual
Payments received on note receivable from United Air Lines	`ProceedsFromCollectionOfNotesReceivable`	$79.33M	USD	Annual
Proceeds from the sale of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$147.00K	USD	Annual
Proceeds from the sale of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$193.00K	USD	Annual
Proceeds from the sale of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$15.27M	USD	Annual
Proceeds from installment payment of equity shares of TRIP	`ProceedsFromSaleOfEquityMethodInvestments`	$8.06M	USD	Annual
Aircraft and rotable spare parts	`PaymentsForFlightEquipment`	$57.28M	USD	Annual
Aircraft and rotable spare parts	`PaymentsForFlightEquipment`	$158.94M	USD	Annual
Aircraft and rotable spare parts	`PaymentsForFlightEquipment`	$141.47M	USD	Annual
Deposits on aircraft	`PaymentsForDepositsOnAircraft`	$13.50M	USD	Annual
Deposits on aircraft	`PaymentsForDepositsOnAircraft`	$400.00K	USD	Annual
Buildings and ground equipment	`PaymentsToAcquireBuildingsAndGroundEquipment`	$7.66M	USD	Annual
Buildings and ground equipment	`PaymentsToAcquireBuildingsAndGroundEquipment`	$13.76M	USD	Annual
Buildings and ground equipment	`PaymentsToAcquireBuildingsAndGroundEquipment`	$9.39M	USD	Annual
Decrease (increase) in other assets	`PaymentsToAcquireOtherProductiveAssets`	$-817.00K	USD	Annual
Decrease (increase) in other assets	`PaymentsToAcquireOtherProductiveAssets`	$8.22M	USD	Annual
Decrease (increase) in other assets	`PaymentsToAcquireOtherProductiveAssets`	$25.65M	USD	Annual
NET CASH USED IN INVESTING ACTIVITIES	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-108.36M	USD	Annual
NET CASH USED IN INVESTING ACTIVITIES	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-11.55M	USD	Annual
NET CASH USED IN INVESTING ACTIVITIES	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-177.38M	USD	Annual
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$81.70M	USD	Annual
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$76.45M	USD	Annual
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$44.90M	USD	Annual
Principal payments on long-term debt	`RepaymentsOfLongTermDebt`	$159.04M	USD	Annual
Principal payments on long-term debt	`RepaymentsOfLongTermDebt`	$185.63M	USD	Annual
Principal payments on long-term debt	`RepaymentsOfLongTermDebt`	$218.27M	USD	Annual
Return of deposits on aircraft and rotable spare parts	`ProceedsFromReturnsOfDepositsOnAircraftAndRotableSpareParts`	$-13.90M	USD	Annual
Return of deposits on aircraft and rotable spare parts	`ProceedsFromReturnsOfDepositsOnAircraftAndRotableSpareParts`	$-4.25M	USD	Annual
Net proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$4.91M	USD	Annual
Net proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$6.23M	USD	Annual
Net proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$4.45M	USD	Annual
Purchase of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$30.01M	USD	Annual
Purchase of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$60.68M	USD	Annual
Purchase of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$902.00K	USD	Annual
Payment of cash dividends	`PaymentsOfDividends`	$8.47M	USD	Annual
Payment of cash dividends	`PaymentsOfDividends`	$9.00M	USD	Annual
Payment of cash dividends	`PaymentsOfDividends`	$8.18M	USD	Annual
NET CASH USED IN FINANCING ACTIVITIES	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$-133.79M	USD	Annual
NET CASH USED IN FINANCING ACTIVITIES	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$-133.38M	USD	Annual
NET CASH USED IN FINANCING ACTIVITIES	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$-176.22M	USD	Annual
Increase in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$4.25M	USD	Annual
Increase in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$35.92M	USD	Annual
Increase in cash and cash equivalents	`CashAndCashEquivalentsPeriodIncreaseDecrease`	$17.19M	USD	Annual
Cash and cash equivalents at beginning of year	`CashAndCashEquivalentsAtCarryingValue`	$76.41M	USD	Point-in-time
Cash and cash equivalents at beginning of year	`CashAndCashEquivalentsAtCarryingValue`	$129.53M	USD	Point-in-time
Cash and cash equivalents at beginning of year	`CashAndCashEquivalentsAtCarryingValue`	$112.34M	USD	Point-in-time
Cash and cash equivalents at beginning of year	`CashAndCashEquivalentsAtCarryingValue`	$133.77M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF YEAR	`CashAndCashEquivalentsAtCarryingValue`	$76.41M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF YEAR	`CashAndCashEquivalentsAtCarryingValue`	$129.53M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF YEAR	`CashAndCashEquivalentsAtCarryingValue`	$112.34M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF YEAR	`CashAndCashEquivalentsAtCarryingValue`	$133.77M	USD	Point-in-time
Interest, net of capitalized amounts	`InterestPaidNet`	$78.41M	USD	Annual
Interest, net of capitalized amounts	`InterestPaidNet`	$85.93M	USD	Annual
Interest, net of capitalized amounts	`InterestPaidNet`	$81.19M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$-2.20M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$-16.89M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$-1.35M	USD	Annual

Stockholders Equity 52 line items

Line Item	Tag	Value	Unit	Period
Proportionate share of other companies foreign currency translation adjustment, tax	`OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToParent`	$154.00K	USD	Annual
Proportionate share of other companies foreign currency translation adjustment, tax	`OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToParent`	$180.00K	USD	Annual
Proportionate share of other companies foreign currency translation adjustment, tax	`OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToParent`	$390.00K	USD	Annual
Net unrealized appreciation (depreciation) on marketable securities, tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$194.00K	USD	Annual
Net unrealized appreciation (depreciation) on marketable securities, tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$457.00K	USD	Annual
Net unrealized appreciation (depreciation) on marketable securities, tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$327.00K	USD	Annual
Cash dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.16	USD	Annual
Cash dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.16	USD	Annual
Cash dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.16	USD	Annual
Balance	`StockholdersEquity`	$1.35B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.33B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.39B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.42B	USD	Point-in-time
Net (loss) income	`NetIncomeLossAvailableToCommonStockholdersBasic`	$20.93M	USD	1 Quarter
Net (loss) income	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-27.34M	USD	Annual
Net (loss) income	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-11.06M	USD	1 Quarter
Net (loss) income	`NetIncomeLossAvailableToCommonStockholdersBasic`	$13.95M	USD	1 Quarter
Net (loss) income	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-682.00K	USD	1 Quarter
Net (loss) income	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-17.97M	USD	1 Quarter
Net (loss) income	`NetIncomeLossAvailableToCommonStockholdersBasic`	$116.00K	USD	1 Quarter
Net (loss) income	`NetIncomeLossAvailableToCommonStockholdersBasic`	$96.35M	USD	Annual
Net (loss) income	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.58M	USD	1 Quarter
Net (loss) income	`NetIncomeLossAvailableToCommonStockholdersBasic`	$51.16M	USD	Annual
Net (loss) income	`NetIncomeLossAvailableToCommonStockholdersBasic`	$16.96M	USD	1 Quarter
Proportionate share of other companies foreign currency translation adjustment, net of tax of $154, $180 and $390 and for the year ended 2012, 2011 and 2010, respectively	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent`	$-295.00K	USD	Annual
Proportionate share of other companies foreign currency translation adjustment, net of tax of $154, $180 and $390 and for the year ended 2012, 2011 and 2010, respectively	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent`	$-251.00K	USD	Annual
Proportionate share of other companies foreign currency translation adjustment, net of tax of $154, $180 and $390 and for the year ended 2012, 2011 and 2010, respectively	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent`	$637.00K	USD	Annual
Net unrealized appreciation (depreciation) on marketable securities net of tax of $194, $327 and $457 for the year ended 2012, 2011 and 2010, respectively	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$534.00K	USD	Annual
Net unrealized appreciation (depreciation) on marketable securities net of tax of $194, $327 and $457 for the year ended 2012, 2011 and 2010, respectively	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$-745.00K	USD	Annual
Net unrealized appreciation (depreciation) on marketable securities net of tax of $194, $327 and $457 for the year ended 2012, 2011 and 2010, respectively	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$316.00K	USD	Annual
Exercise of common stock options and issuance of restricted stock	`StockIssuedDuringPeriodValueShareBasedCompensation`	$70.00K	USD	Annual
Exercise of common stock options and issuance of restricted stock	`StockIssuedDuringPeriodValueShareBasedCompensation`	$83.00K	USD	Annual
Exercise of common stock options and issuance of restricted stock	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.88M	USD	Annual
Sale of common stock under employee stock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$4.82M	USD	Annual
Sale of common stock under employee stock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$4.07M	USD	Annual
Sale of common stock under employee stock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$4.37M	USD	Annual
Stock based compensation expense related to the issuance of stock options and restricted stock	`ShareBasedCompensationRequisiteServicePeriodRecognitionValue`	$5.37M	USD	Annual
Stock based compensation expense related to the issuance of stock options and restricted stock	`ShareBasedCompensationRequisiteServicePeriodRecognitionValue`	$4.69M	USD	Annual
Stock based compensation expense related to the issuance of stock options and restricted stock	`ShareBasedCompensationRequisiteServicePeriodRecognitionValue`	$6.43M	USD	Annual
Tax (deficiency) benefit from exercise of common stock options	`TaxEffectFromShareBasedCompensation`	$122.00K	USD	Annual
Tax (deficiency) benefit from exercise of common stock options	`TaxEffectFromShareBasedCompensation`	$-432.00K	USD	Annual
Tax (deficiency) benefit from exercise of common stock options	`TaxEffectFromShareBasedCompensation`	$138.00K	USD	Annual
Treasury stock purchases	`TreasuryStockValueAcquiredCostMethod`	$902.00K	USD	Annual
Treasury stock purchases	`TreasuryStockValueAcquiredCostMethod`	$60.68M	USD	Annual
Treasury stock purchases	`TreasuryStockValueAcquiredCostMethod`	$30.01M	USD	Annual
Cash dividends declared ($0.16 per share)	`DividendsCommonStockCash`	$8.18M	USD	Annual
Cash dividends declared ($0.16 per share)	`DividendsCommonStockCash`	$8.99M	USD	Annual
Cash dividends declared ($0.16 per share)	`DividendsCommonStockCash`	$8.26M	USD	Annual
Balance	`StockholdersEquity`	$1.35B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.33B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.39B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.42B	USD	Point-in-time

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