10-K Filing

SKYWEST INC CIK: 793733 FY 2021

Filing Information

Form Type	10-K
Accession Number	`0001558370-22-001335`
Period End Date	20211231
Filing Date	20220217
Fiscal Year	2021
Fiscal Period	FY
XBRL Instance	skyw-20211231x10k_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 83 Income Statement 74 Cash Flow Statement 129 Stockholders Equity 37

Balance Sheet 83 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
Common stock, par value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$258.42M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$215.72M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Marketable securities	`AvailableForSaleSecuritiesDebtSecuritiesCurrent`	$610.18M	USD	Point-in-time
Marketable securities	`AvailableForSaleSecuritiesDebtSecuritiesCurrent`	$601.99M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Receivables, net	`AccountsAndOtherReceivablesNetCurrent`	$34.46M	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	82.09M	shares	Point-in-time
Receivables, net	`AccountsAndOtherReceivablesNetCurrent`	$65.35M	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	82.34M	shares	Point-in-time
Inventories, net	`AirlineRelatedInventoryNet`	$104.09M	USD	Point-in-time
Inventories, net	`AirlineRelatedInventoryNet`	$91.20M	USD	Point-in-time
Treasury stock, at cost, shares	`TreasuryStockCommonShares`	31.96M	shares	Point-in-time
Treasury stock, at cost, shares	`TreasuryStockCommonShares`	31.91M	shares	Point-in-time
Other current assets	`OtherAssetsCurrent`	$38.74M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$31.24M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$982.80M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.07B	USD	Point-in-time
Aircraft and rotable spares	`FlightEquipmentGross`	$7.53B	USD	Point-in-time
Aircraft and rotable spares	`FlightEquipmentGross`	$7.85B	USD	Point-in-time
Deposits on aircraft	`DepositsOnFlightEquipment`	$31.62M	USD	Point-in-time
Deposits on aircraft	`DepositsOnFlightEquipment`	$124.96M	USD	Point-in-time
Buildings and ground equipment	`BuildingsAndGroundEquipmentGross`	$256.60M	USD	Point-in-time
Buildings and ground equipment	`BuildingsAndGroundEquipmentGross`	$258.86M	USD	Point-in-time
Total property and equipment, gross	`PropertyPlantAndEquipmentGross`	$8.23B	USD	Point-in-time
Total property and equipment, gross	`PropertyPlantAndEquipmentGross`	$7.82B	USD	Point-in-time
Less-accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$2.46B	USD	Point-in-time
Less-accumulated depreciation and amortization	`AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment`	$2.73B	USD	Point-in-time
Total property and equipment, net	`PropertyPlantAndEquipmentNet`	$5.50B	USD	Point-in-time
Total property and equipment, net	`PropertyPlantAndEquipmentNet`	$5.36B	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$238.52M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$282.36M	USD	Point-in-time
Long-term receivables and other assets	`OtherAssetsNoncurrent`	$260.41M	USD	Point-in-time
Long-term receivables and other assets	`OtherAssetsNoncurrent`	$320.24M	USD	Point-in-time
Total other assets	`AssetsNoncurrentExcludingPropertyPlantAndEquipment`	$558.75M	USD	Point-in-time
Total other assets	`AssetsNoncurrentExcludingPropertyPlantAndEquipment`	$542.77M	USD	Point-in-time
Total assets	`Assets`	$6.89B	USD	Point-in-time
Total assets	`Assets`	$6.66B	USD	Point-in-time
Total assets	`Assets`	$7.13B	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$391.80M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$402.16M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$278.68M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$496.33M	USD	Point-in-time
Accrued salaries, wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$125.94M	USD	Point-in-time
Accrued salaries, wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$150.58M	USD	Point-in-time
Current maturities of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$78.89M	USD	Point-in-time
Current maturities of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$82.64M	USD	Point-in-time
Taxes other than income taxes	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$28.87M	USD	Point-in-time
Taxes other than income taxes	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$26.18M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$26.12M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$48.15M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$941.72M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.19B	USD	Point-in-time
LONG-TERM DEBT, net of current maturities	`LongTermDebtNoncurrent`	$2.72B	USD	Point-in-time
LONG-TERM DEBT, net of current maturities	`LongTermDebtNoncurrent`	$2.80B	USD	Point-in-time
DEFERRED INCOME TAXES PAYABLE	`DeferredIncomeTaxLiabilitiesNet`	$625.93M	USD	Point-in-time
DEFERRED INCOME TAXES PAYABLE	`DeferredIncomeTaxLiabilitiesNet`	$663.24M	USD	Point-in-time
NONCURRENT OPERATING LEASE LIABILITIES	`OperatingLeaseLiabilityNoncurrent`	$158.27M	USD	Point-in-time
NONCURRENT OPERATING LEASE LIABILITIES	`OperatingLeaseLiabilityNoncurrent`	$205.84M	USD	Point-in-time
OTHER LONG-TERM LIABILITIES	`OtherLiabilitiesNoncurrent`	$173.04M	USD	Point-in-time
OTHER LONG-TERM LIABILITIES	`OtherLiabilitiesNoncurrent`	$124.88M	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; 82,335,970 and 82,094,985 shares issued as of December 31, 2021, and December 31, 2020, respectively	`CommonStocksIncludingAdditionalPaidInCapital`	$704.67M	USD	Point-in-time
Common stock, no par value, 120,000,000 shares authorized; 82,335,970 and 82,094,985 shares issued as of December 31, 2021, and December 31, 2020, respectively	`CommonStocksIncludingAdditionalPaidInCapital`	$722.31M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.16B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.05B	USD	Point-in-time
Treasury stock, at cost, 31,956,047 and 31,913,635 shares as of December 31, 2021, and December 31, 2020, respectively	`TreasuryStockCommonValue`	$618.71M	USD	Point-in-time
Treasury stock, at cost, 31,956,047 and 31,913,635 shares as of December 31, 2021, and December 31, 2020, respectively	`TreasuryStockCommonValue`	$617.14M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$2.18B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$2.14B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$1.96B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$2.27B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$7.13B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$6.89B	USD	Point-in-time

Income Statement 74 line items

Line Item	Tag	Value	Unit	Period
Total operating revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$2.71B	USD	Annual
Total operating revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$2.13B	USD	Annual
Total operating revenues	`RevenueFromContractWithCustomerIncludingAssessedTax`	$2.97B	USD	Annual
Salaries, wages and benefits	`LaborAndRelatedExpense`	$986.66M	USD	Annual
Salaries, wages and benefits	`LaborAndRelatedExpense`	$826.11M	USD	Annual
Salaries, wages and benefits	`LaborAndRelatedExpense`	$1.00B	USD	Annual
Aircraft maintenance, materials and repairs	`AircraftMaintenanceMaterialsAndRepairs`	$514.31M	USD	Annual
Aircraft maintenance, materials and repairs	`AircraftMaintenanceMaterialsAndRepairs`	$817.80M	USD	Annual
Aircraft maintenance, materials and repairs	`AircraftMaintenanceMaterialsAndRepairs`	$618.99M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$474.96M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$440.20M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$368.10M	USD	Annual
Airport-related expenses	`AirportRelatedExpenses`	$93.89M	USD	Annual
Airport-related expenses	`AirportRelatedExpenses`	$118.84M	USD	Annual
Airport-related expenses	`AirportRelatedExpenses`	$104.69M	USD	Annual
Aircraft fuel	`AircraftFuel`	$119.11M	USD	Annual
Aircraft fuel	`AircraftFuel`	$107.06M	USD	Annual
Aircraft fuel	`AircraftFuel`	$61.74M	USD	Annual
Aircraft rentals	`AircraftRentals`	$65.32M	USD	Annual
Aircraft rentals	`AircraftRentals`	$63.36M	USD	Annual
Aircraft rentals	`AircraftRentals`	$72.00M	USD	Annual
Special items	`SpecialChargesAndWriteDownValueOfAssets`	$21.87M	USD	Annual
Special items	`SpecialChargesAndWriteDownValueOfAssets`	$84.59M	USD	Annual
Payroll support grant	`GrantContraExpenses`	$-422.67M	USD	Annual
Payroll support grant	`GrantContraExpenses`	$-345.49M	USD	Annual
Other operating expenses	`OtherCostAndExpenseOperating`	$243.73M	USD	Annual
Other operating expenses	`OtherCostAndExpenseOperating`	$255.93M	USD	Annual
Other operating expenses	`OtherCostAndExpenseOperating`	$222.80M	USD	Annual
Total operating expenses	`OperatingExpenses`	$2.02B	USD	Annual
Total operating expenses	`OperatingExpenses`	$2.46B	USD	Annual
Total operating expenses	`OperatingExpenses`	$2.44B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$275.87M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$512.26M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$108.80M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$14.13M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$1.11M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$5.88M	USD	Annual
Interest expense	`InterestExpense`	$123.17M	USD	Annual
Interest expense	`InterestExpense`	$127.75M	USD	Annual
Interest expense	`InterestExpense`	$123.12M	USD	Annual
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$47.67M	USD	Annual
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-3.25M	USD	Annual
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$1.17M	USD	Annual
Total other expense, net	`NonoperatingIncomeExpense`	$-125.26M	USD	Annual
Total other expense, net	`NonoperatingIncomeExpense`	$-116.13M	USD	Annual
Total other expense, net	`NonoperatingIncomeExpense`	$-65.95M	USD	Annual
INCOME (LOSS) BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-7.33M	USD	Annual
INCOME (LOSS) BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$446.31M	USD	Annual
INCOME (LOSS) BEFORE INCOME TAXES	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$150.61M	USD	Annual
PROVISION FOR INCOME TAXES	`IncomeTaxExpenseBenefit`	$1.19M	USD	Annual
PROVISION FOR INCOME TAXES	`IncomeTaxExpenseBenefit`	$106.21M	USD	Annual
PROVISION FOR INCOME TAXES	`IncomeTaxExpenseBenefit`	$38.70M	USD	Annual
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$111.91M	USD	Annual
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$340.10M	USD	Annual
NET INCOME (LOSS)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-8.52M	USD	Annual
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$2.22	USD	Annual
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$-0.17	USD	Annual
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareBasic`	$6.68	USD	Annual
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$2.20	USD	Annual
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$-0.17	USD	Annual
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	`EarningsPerShareDiluted`	$6.62	USD	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	50.93M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	50.20M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	50.35M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	51.38M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	50.75M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	50.20M	shares	Annual
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$111.91M	USD	Annual
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$340.10M	USD	Annual
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-8.52M	USD	Annual
Net unrealized appreciation on marketable securities, net of taxes	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$32.00K	USD	Annual
TOTAL COMPREHENSIVE INCOME (LOSS)	`ComprehensiveIncomeNetOfTax`	$111.91M	USD	Annual
TOTAL COMPREHENSIVE INCOME (LOSS)	`ComprehensiveIncomeNetOfTax`	$-8.52M	USD	Annual
TOTAL COMPREHENSIVE INCOME (LOSS)	`ComprehensiveIncomeNetOfTax`	$340.13M	USD	Annual

Cash Flow Statement 129 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`ProfitLoss`	$111.91M	USD	Annual
Net income (loss)	`ProfitLoss`	$340.10M	USD	Annual
Net income (loss)	`ProfitLoss`	$-8.52M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$474.96M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$440.20M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$368.10M	USD	Annual
Stock based compensation expense	`ShareBasedCompensation`	$8.69M	USD	Annual
Stock based compensation expense	`ShareBasedCompensation`	$10.27M	USD	Annual
Stock based compensation expense	`ShareBasedCompensation`	$6.80M	USD	Annual
Write-off of maintenance assets	`WriteOffOfMaintenanceAssets`	$-3.25M	USD	Annual
Increase (decrease) in credit loss reserves	`ProvisionForLoanLossesExpensed`	$-4.25M	USD	Annual
Increase (decrease) in credit loss reserves	`ProvisionForLoanLossesExpensed`	$17.09M	USD	Annual
Loss (gain) on disposal of fixed assets	`GainLossOnSaleOfPropertyPlantEquipment`	$4.59M	USD	Annual
Loss (gain) on disposal of fixed assets	`GainLossOnSaleOfPropertyPlantEquipment`	$-445.00K	USD	Annual
Net increase in deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$6.10M	USD	Annual
Net increase in deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$37.30M	USD	Annual
Net increase in deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$109.65M	USD	Annual
Gain on sale of ExpressJet subsidiary	`GainLossOnSaleOfSubsidiaries`	$46.50M	USD	Point-in-time
Gain on sale of ExpressJet subsidiary	`GainLossOnSaleOfSubsidiaries`	$46.52M	USD	Annual
Special items	`SpecialChargesAndWriteDownValueOfAssets`	$21.87M	USD	Annual
Special items	`SpecialChargesAndWriteDownValueOfAssets`	$84.59M	USD	Annual
Decrease (increase) in receivables	`IncreaseDecreaseInAccountsReceivable`	$40.70M	USD	Annual
Decrease (increase) in receivables	`IncreaseDecreaseInAccountsReceivable`	$-26.83M	USD	Annual
Decrease (increase) in receivables	`IncreaseDecreaseInAccountsReceivable`	$30.09M	USD	Annual
Decrease (increase) in income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-14.79M	USD	Annual
Decrease (increase) in income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$-7.22M	USD	Annual
Decrease (increase) in income tax receivable	`IncreaseDecreaseInIncomeTaxesReceivable`	$5.57M	USD	Annual
Decrease (increase) in inventories	`IncreaseDecreaseInInventories`	$4.30M	USD	Annual
Decrease (increase) in inventories	`IncreaseDecreaseInInventories`	$-19.31M	USD	Annual
Decrease (increase) in inventories	`IncreaseDecreaseInInventories`	$12.90M	USD	Annual
Decrease (increase) in other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-2.71M	USD	Annual
Decrease (increase) in other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$1.94M	USD	Annual
Decrease (increase) in other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$-8.23M	USD	Annual
Decrease in operating lease right-of-use assets	`IncreaseDecreaseInOperatingLeaseRightOfUseAsset`	$-53.65M	USD	Annual
Decrease in operating lease right-of-use assets	`IncreaseDecreaseInOperatingLeaseRightOfUseAsset`	$-43.85M	USD	Annual
Decrease in operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiabilities`	$51.33M	USD	Annual
Decrease in operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiabilities`	$895.00K	USD	Annual
Decrease in operating lease liabilities	`IncreaseDecreaseInOperatingLeaseLiabilities`	$65.56M	USD	Annual
Increase (decrease) in deferred revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$110.73M	USD	Annual
Increase (decrease) in deferred revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$-6.83M	USD	Annual
Increase in unbilled revenue	`IncreaseDecreaseInUnbilledRevenue`	$8.40M	USD	Annual
Increase (decrease) in accounts payable and other current liabilities	`IncreaseDecreaseInAccountsPayableAndOtherCurrentLiabilities`	$231.18M	USD	Annual
Increase (decrease) in accounts payable and other current liabilities	`IncreaseDecreaseInAccountsPayableAndOtherCurrentLiabilities`	$-54.04M	USD	Annual
Increase (decrease) in accounts payable and other current liabilities	`IncreaseDecreaseInAccountsPayableAndOtherCurrentLiabilities`	$-26.98M	USD	Annual
NET CASH PROVIDED BY OPERATING ACTIVITIES	`NetCashProvidedByUsedInOperatingActivities`	$831.82M	USD	Annual
NET CASH PROVIDED BY OPERATING ACTIVITIES	`NetCashProvidedByUsedInOperatingActivities`	$633.56M	USD	Annual
NET CASH PROVIDED BY OPERATING ACTIVITIES	`NetCashProvidedByUsedInOperatingActivities`	$721.03M	USD	Annual
Purchases of marketable securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$1.35B	USD	Annual
Purchases of marketable securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$1.94B	USD	Annual
Purchases of marketable securities	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$1.52B	USD	Annual
Sales of marketable securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$1.87B	USD	Annual
Sales of marketable securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$1.53B	USD	Annual
Sales of marketable securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$1.17B	USD	Annual
Net cash received from sale of ExpressJet subsidiary	`ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries`	$53.20M	USD	Annual
Aircraft and rotable spare parts	`PaymentsForFlightEquipment`	$425.62M	USD	Annual
Aircraft and rotable spare parts	`PaymentsForFlightEquipment`	$537.57M	USD	Annual
Aircraft and rotable spare parts	`PaymentsForFlightEquipment`	$581.33M	USD	Annual
Buildings and ground equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$12.68M	USD	Annual
Buildings and ground equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$18.13M	USD	Annual
Buildings and ground equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$80.59M	USD	Annual
Proceeds from the sale of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$7.12M	USD	Annual
Proceeds from the sale of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$3.24M	USD	Annual
Proceeds from the sale of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$26.01M	USD	Annual
Deposits on aircraft	`PaymentsForDepositsOnAircraft`	$125.70M	USD	Annual
Deposits on aircraft	`PaymentsForDepositsOnAircraft`	$9.62M	USD	Annual
Deposits on aircraft	`PaymentsForDepositsOnAircraft`	$52.82M	USD	Annual
Aircraft deposits applied towards acquired aircraft	`ProceedsFromReturnOfDepositsOnAircraft`	$46.35M	USD	Annual
Aircraft deposits applied towards acquired aircraft	`ProceedsFromReturnOfDepositsOnAircraft`	$27.86M	USD	Annual
Aircraft deposits applied towards acquired aircraft	`ProceedsFromReturnOfDepositsOnAircraft`	$32.96M	USD	Annual
Decrease (increase) in other assets	`PaymentsForProceedsFromOtherInvestingActivities`	$65.39M	USD	Annual
Decrease (increase) in other assets	`PaymentsForProceedsFromOtherInvestingActivities`	$89.43M	USD	Annual
Decrease (increase) in other assets	`PaymentsForProceedsFromOtherInvestingActivities`	$-4.13M	USD	Annual
NET CASH USED IN INVESTING ACTIVITIES	`NetCashProvidedByUsedInInvestingActivities`	$-657.03M	USD	Annual
NET CASH USED IN INVESTING ACTIVITIES	`NetCashProvidedByUsedInInvestingActivities`	$-698.52M	USD	Annual
NET CASH USED IN INVESTING ACTIVITIES	`NetCashProvidedByUsedInInvestingActivities`	$-683.47M	USD	Annual
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$406.36M	USD	Annual
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$200.04M	USD	Annual
Proceeds from issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$450.03M	USD	Annual
Principal payments on long-term debt	`RepaymentsOfLongTermDebt`	$382.44M	USD	Annual
Principal payments on long-term debt	`RepaymentsOfLongTermDebt`	$187.40M	USD	Annual
Principal payments on long-term debt	`RepaymentsOfLongTermDebt`	$540.54M	USD	Annual
Net proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$6.27M	USD	Annual
Net proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$2.82M	USD	Annual
Net proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$3.15M	USD	Annual
Purchase of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$20.00M	USD	Annual
Purchase of treasury stock	`PaymentsForRepurchaseOfCommonStock`	$78.48M	USD	Annual
Purchase of common stock	`OriginationOfLoanToPurchaseCommonStock`	$16.14M	USD	Annual
Employee income tax paid on vested equity awards	`TreasurySharesWithheldForPaymentOfTaxes`	$1.58M	USD	Annual
Employee income tax paid on vested equity awards	`TreasurySharesWithheldForPaymentOfTaxes`	$9.31M	USD	Annual
Employee income tax paid on vested equity awards	`TreasurySharesWithheldForPaymentOfTaxes`	$6.17M	USD	Annual
Payment of debt issuance cost	`PaymentsOfDebtIssuanceCosts`	$1.64M	USD	Annual
Payment of debt issuance cost	`PaymentsOfDebtIssuanceCosts`	$4.13M	USD	Annual
Payment of debt issuance cost	`PaymentsOfDebtIssuanceCosts`	$1.67M	USD	Annual
Payment of cash dividends	`PaymentsOfDividendsCommonStock`	$13.06M	USD	Annual
Payment of cash dividends	`PaymentsOfDividendsCommonStock`	$23.47M	USD	Annual
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	`NetCashProvidedByUsedInFinancingActivities`	$178.43M	USD	Annual
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	`NetCashProvidedByUsedInFinancingActivities`	$-90.60M	USD	Annual
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	`NetCashProvidedByUsedInFinancingActivities`	$-305.17M	USD	Annual
Increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$42.70M	USD	Annual
Increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$128.52M	USD	Annual
Increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$-241.18M	USD	Annual
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$328.38M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$258.42M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$87.21M	USD	Point-in-time
Cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$215.72M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$328.38M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$258.42M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$87.21M	USD	Point-in-time
CASH AND CASH EQUIVALENTS AT END OF PERIOD	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$215.72M	USD	Point-in-time
Acquisition of property and equipment	`FairValueOfAssetsAcquired`	$16.51M	USD	Annual
Acquisition of property and equipment	`FairValueOfAssetsAcquired`	$11.34M	USD	Annual
Acquisition of property and equipment	`FairValueOfAssetsAcquired`	$22.19M	USD	Annual
Debt assumed on aircraft acquired under operating leases	`NoncashOrPartNoncashAcquisitionDebtAssumed1`	$14.47M	USD	Annual
Engines contributed to joint venture	`ContributionOfProperty`	$22.31M	USD	Annual
Non-cash assets used to acquire aircraft under operating leases	`RightOfUseAssetsOnAircraftAcquiredUnderOperatingLeases`	$153.57M	USD	Annual
Lease liability arising from the recognition of right-of-use asset	`LeaseLiabilityArisingFromRecognitionOfRightOfUseAsset`	$456.47M	USD	Annual
Warrants issued to U.S. Treasury	`WarrantsIssued`	$8.25M	USD	Annual
Warrants issued to U.S. Treasury	`WarrantsIssued`	$5.80M	USD	Annual
Interest, net of capitalized amounts	`InterestPaidNet`	$131.73M	USD	Annual
Interest, net of capitalized amounts	`InterestPaidNet`	$125.44M	USD	Annual
Interest, net of capitalized amounts	`InterestPaidNet`	$124.92M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$6.59M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$2.49M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$1.78M	USD	Annual
Decrease in carrying amount of assets	`IncreaseDecreaseInCarryingAmountOfAssets`	$-101.45M	USD	Annual
Decrease in carrying amount of liabilities	`IncreaseDecreaseInCarryingAmountOfLiabilities`	$-68.34M	USD	Annual
Cash received from buyers	`GainOrLossOnSaleOfStockInSubsidiary`	$79.63M	USD	Annual
Gain on sale of subsidiary	`GainLossOnSaleOfSubsidiaries`	$46.50M	USD	Point-in-time
Gain on sale of subsidiary	`GainLossOnSaleOfSubsidiaries`	$46.52M	USD	Annual

Stockholders Equity 37 line items

Line Item	Tag	Value	Unit	Period
Net unrealized appreciation (depreciation) on marketable securities, tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$10.00K	USD	Annual
Cash dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.48	USD	Annual
Cash dividends declared (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.14	USD	Annual
Balance	`StockholdersEquity`	$2.18B	USD	Point-in-time
Balance	`StockholdersEquity`	$2.14B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.96B	USD	Point-in-time
Balance	`StockholdersEquity`	$2.27B	USD	Point-in-time
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$111.91M	USD	Annual
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$340.10M	USD	Annual
Net income (loss)	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-8.52M	USD	Annual
Net unrealized appreciation on marketable securities, net of tax	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$32.00K	USD	Annual
Exercise of common stock options and vested employee stock awards	`StockIssuedDuringPeriodValueStockOptionsExercised`	$606.00K	USD	Annual
Exercise of common stock options and vested employee stock awards	`StockIssuedDuringPeriodValueStockOptionsExercised`	$3.11M	USD	Annual
Exercise of common stock options and vested employee stock awards	`StockIssuedDuringPeriodValueStockOptionsExercised`	$38.00K	USD	Annual
Exercise of common stock options and vested employee stock awards (in shares)	`StockIssuedDuringPeriodSharesStockOptionsExercised`	2,578.00	shares	Annual
Exercise of common stock options and vested employee stock awards (in shares)	`StockIssuedDuringPeriodSharesStockOptionsExercised`	41,020.00	shares	Annual
Exercise of common stock options and vested employee stock awards (in shares)	`StockIssuedDuringPeriodSharesStockOptionsExercised`	232,514.00	shares	Annual
Employee income tax paid on vested equity awards	`TreasurySharesWithheldForPaymentOfTax`	$1.58M	USD	Annual
Employee income tax paid on vested equity awards	`TreasurySharesWithheldForPaymentOfTax`	$9.31M	USD	Annual
Employee income tax paid on vested equity awards	`TreasurySharesWithheldForPaymentOfTax`	$6.17M	USD	Annual
Sale of common stock under employee stock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$2.78M	USD	Annual
Sale of common stock under employee stock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$3.17M	USD	Annual
Sale of common stock under employee stock purchase plan	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$2.54M	USD	Annual
Stock based compensation expense	`StockIssuedDuringPeriodValueShareBasedCompensation`	$5.77M	USD	Annual
Stock based compensation expense	`StockIssuedDuringPeriodValueShareBasedCompensation`	$8.69M	USD	Annual
Stock based compensation expense	`StockIssuedDuringPeriodValueShareBasedCompensation`	$6.80M	USD	Annual
Common stock purchased and cancelled	`StockRepurchasedAndRetiredDuringPeriodValue`	$16.14M	USD	Annual
Treasury stock purchases	`TreasuryStockValueAcquiredCostMethod`	$78.48M	USD	Annual
Treasury stock purchases	`TreasuryStockValueAcquiredCostMethod`	$20.00M	USD	Annual
Cash dividends declared	`DividendsCommonStockCash`	$7.02M	USD	Annual
Cash dividends declared	`DividendsCommonStockCash`	$24.36M	USD	Annual
Warrants issued to U.S. Treasury	`StockAndWarrantsIssuedDuringPeriodValuePreferredStockAndWarrants`	$5.80M	USD	Annual
Warrants issued to U.S. Treasury	`StockAndWarrantsIssuedDuringPeriodValuePreferredStockAndWarrants`	$8.25M	USD	Annual
Balance	`StockholdersEquity`	$2.18B	USD	Point-in-time
Balance	`StockholdersEquity`	$2.14B	USD	Point-in-time
Balance	`StockholdersEquity`	$1.96B	USD	Point-in-time
Balance	`StockholdersEquity`	$2.27B	USD	Point-in-time

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