$SKYW
SKYWEST INC Stock $skyw

$skyw Overview Financials Valuation SEC Filings Company Website

2024 Q1 Form 10-K Financial Statement

#000155837024001237 Filed on February 15, 2024

Income Statement

Concept	2024 Q1	2023 Q4	2023
Revenue	$803.6M	$751.8M	$2.935B
YoY Change	16.16%	10.35%	-2.31%
Cost Of Revenue	$188.7M	$234.1M	$857.5M
YoY Change	-6.1%	13.82%	-4.67%
Gross Profit	$614.9M	$517.7M	$2.078B
YoY Change	25.27%	8.86%	-1.31%
Gross Profit Margin	76.51%	68.87%	70.79%
Selling, General & Admin	$351.0M	$332.0M	$1.323B
YoY Change	4.71%	5.31%	9.17%
% of Gross Profit	57.08%	64.12%	63.65%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$95.87M	$95.24M	$383.1M
YoY Change	1.83%	-1.94%	-2.9%
% of Gross Profit	15.59%	18.4%	18.44%
Operating Expenses	$515.4M	$490.1M	$1.974B
YoY Change	-26.01%	-4.03%	-30.1%
Operating Profit	$99.51M	$27.62M	$104.1M
YoY Change	-2215.35%	-178.78%	-42.55%
Interest Expense	-$18.10M	-$18.88M	-$87.00M
YoY Change	-153.85%	-28.21%	-168.46%
% of Operating Profit	-18.19%	-68.36%	-83.6%
Other Income/Expense, Net	-$1.228M	$15.70M	$23.24M
YoY Change	-94.27%	-5131.41%	-126.24%
Pretax Income	$80.18M	$24.44M	$40.31M
YoY Change	-406.98%	-139.62%	-56.46%
Income Tax	$19.88M	$6.922M	$5.967M
% Of Pretax Income	24.79%	28.32%	14.8%
Net Earnings	$60.30M	$17.52M	$34.34M
YoY Change	-373.2%	-137.19%	-52.93%
Net Earnings / Revenue	7.5%	2.33%	1.17%
Basic Earnings Per Share	$1.50		$0.78
Diluted Earnings Per Share	$1.45	$0.42	$0.77
COMMON SHARES
Basic Shares Outstanding	40.23M	40.94M	43.94M
Diluted Shares Outstanding	41.49M		44.60M

Balance Sheet

Concept	2024 Q1	2023 Q4	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments	$821.2M	$835.2M	$835.2M
YoY Change	-12.26%	-20.24%	-20.24%
Cash & Equivalents	$821.2M	$835.2M	$835.2M
Short-Term Investments	$641.2M	$686.9M	$686.9M
Other Short-Term Assets	$32.45M	$296.7M	$296.7M
YoY Change	-64.98%	195.69%	195.69%
Inventory	$129.9M	$127.1M	$127.1M
Prepaid Expenses
Receivables	$85.88M	$82.85M	$82.85M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$1.069B	$1.132B	$1.132B
YoY Change	-14.59%	-17.46%	-17.46%
LONG-TERM ASSETS
Property, Plant & Equipment	$5.577B	$5.483B	$5.483B
YoY Change	-0.42%	-0.31%	-3.81%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$25.00M	$35.00M	$35.00M
YoY Change	0.4%	31.58%	31.58%
Other Assets	$311.7M	$411.4M	$411.4M
YoY Change	-3.8%	20.0%	30.09%
Total Long-Term Assets	$5.913B	$5.894B	$5.894B
YoY Change	-1.14%	-2.46%	-2.46%
TOTAL ASSETS
Total Short-Term Assets	$1.069B	$1.132B	$1.132B
Total Long-Term Assets	$5.913B	$5.894B	$5.894B
Total Assets	$6.983B	$7.026B	$7.026B
YoY Change	-3.47%	-5.24%	-5.24%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$480.7M	$470.3M	$470.3M
YoY Change	6.29%	11.43%	11.43%
Accrued Expenses	$221.7M	$240.3M	$240.3M
YoY Change	-0.6%	-13.72%	-13.72%
Deferred Revenue	$58.00M	$61.00M
YoY Change	935.71%	1073.08%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$506.6M	$443.9M	$443.9M
YoY Change	14.27%	1.22%	1.22%
Total Short-Term Liabilities	$1.312B	$1.254B	$1.254B
YoY Change	13.9%	6.97%	6.97%
LONG-TERM LIABILITIES
Long-Term Debt	$2.389B	$2.562B	$2.562B
YoY Change	-16.33%	-12.9%	-12.9%
Other Long-Term Liabilities	$412.7M	$1.096B	$1.096B
YoY Change	74.8%	519.65%	312.85%
Total Long-Term Liabilities	$2.802B	$3.658B	$3.658B
YoY Change	-9.37%	17.31%	14.07%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.312B	$1.254B	$1.254B
Total Long-Term Liabilities	$2.802B	$3.658B	$3.658B
Total Liabilities	$4.818B	$4.913B	$4.913B
YoY Change	13.53%	14.48%	-3.04%
SHAREHOLDERS EQUITY
Retained Earnings	$2.332B	$2.271B
YoY Change	5.27%	1.54%
Common Stock
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$2.165B	$2.114B	$2.114B
YoY Change
Total Liabilities & Shareholders Equity	$6.983B	$7.026B	$7.026B
YoY Change	-3.47%	-5.24%	-5.24%

Cashflow Statement

Concept	2024 Q1	2023 Q4	2023
OPERATING ACTIVITIES
Net Income	$60.30M	$17.52M	$34.34M
YoY Change	-373.2%	-137.19%	-52.93%
Depreciation, Depletion And Amortization	$95.87M	$95.24M	$383.1M
YoY Change	1.83%	-1.94%	-2.9%
Cash From Operating Activities	$157.6M	$224.4M	$736.3M
YoY Change	4.96%	64.01%	53.28%
INVESTING ACTIVITIES
Capital Expenditures	$4.250M	$95.23M	$13.26M
YoY Change	-58.81%	-14.55%	1.74%
Acquisitions
YoY Change
Other Investing Activities	$10.58M	$11.00M	-$4.158M
YoY Change	-153.52%	-84.54%	-113.15%
Cash From Investing Activities	-$554.0K	-$84.23M	-$23.23M
YoY Change	-118.27%	108.87%	-97.43%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net	$111.2M		$447.6M
YoY Change	3.62%		7.84%
Cash From Financing Activities	-125.4M	-117.2M	-667.8M
YoY Change	-30.99%	261.97%	-348.18%
NET CHANGE
Cash From Operating Activities	157.6M	224.4M	736.3M
Cash From Investing Activities	-554.0K	-84.23M	-23.23M
Cash From Financing Activities	-125.4M	-117.2M	-667.8M
Net Change In Cash	31.70M	22.99M	45.29M
YoY Change	-211.39%	-64.15%	-129.14%
FREE CASH FLOW
Cash From Operating Activities	$157.6M	$224.4M	$736.3M
Capital Expenditures	$4.250M	$95.23M	$13.26M
Free Cash Flow	$153.4M	$129.2M	$723.1M
YoY Change	9.66%	408.73%	54.72%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value
CY2023Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2023	dei	Entity Central Index Key EntityCentralIndexKey	0000793733
CY2023	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2023	dei	Entity Registrant Name EntityRegistrantName	SKYWEST INC
CY2023Q4	us-gaap	Preferred Stock Including Additional Paid In Capital PreferredStockIncludingAdditionalPaidInCapital
CY2022Q4	us-gaap	Preferred Stock Including Additional Paid In Capital PreferredStockIncludingAdditionalPaidInCapital
CY2023	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P0Y
CY2023	dei	Amendment Flag AmendmentFlag	false
CY2023	dei	Document Type DocumentType	10-K
CY2023	dei	Document Annual Report DocumentAnnualReport	true
CY2023	dei	Document Period End Date DocumentPeriodEndDate	2023-12-31
CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2023	dei	Document Transition Report DocumentTransitionReport	false
CY2023	dei	Entity File Number EntityFileNumber	0-14719
CY2023	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	UT
CY2023	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	87-0292166
CY2023	dei	Entity Address Address Line1 EntityAddressAddressLine1	444 South River Road
CY2023	dei	Entity Address City Or Town EntityAddressCityOrTown	St. George
CY2023	dei	Entity Address State Or Province EntityAddressStateOrProvince	UT
CY2023	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	84790
CY2023	dei	City Area Code CityAreaCode	435
CY2023	dei	Local Phone Number LocalPhoneNumber	634-3000
CY2023	dei	Security12b Title Security12bTitle	Common Stock, No Par Value
CY2023	dei	Trading Symbol TradingSymbol	SKYW
CY2023	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2023	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2023	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2023	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2023	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2023	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2023	dei	Entity Small Business EntitySmallBusiness	false
CY2023	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2023	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2023	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	false
CY2023	dei	Entity Shell Company EntityShellCompany	false
CY2023Q2	dei	Entity Public Float EntityPublicFloat	1725423470
CY2024Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	40229334
CY2023	dei	Auditor Name AuditorName	Ernst & Young LLP
CY2023	dei	Auditor Location AuditorLocation	Salt Lake City, Utah
CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2941772000
CY2023Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	687600000
CY2022Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	687060000
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	67392000
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	148277000
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	102984000
CY2023Q4	us-gaap	Available For Sale Securities Debt Securities Current AvailableForSaleSecuritiesDebtSecuritiesCurrent	686946000
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities Current AvailableForSaleSecuritiesDebtSecuritiesCurrent	944231000
CY2023Q4	us-gaap	Accounts And Other Receivables Net Current AccountsAndOtherReceivablesNetCurrent	82854000
CY2022Q4	us-gaap	Accounts And Other Receivables Net Current AccountsAndOtherReceivablesNetCurrent	100523000
CY2023Q4	us-gaap	Airline Related Inventory Net AirlineRelatedInventoryNet	127114000
CY2022Q4	us-gaap	Airline Related Inventory Net AirlineRelatedInventoryNet	123209000
CY2023Q4	us-gaap	Other Assets Current OtherAssetsCurrent	86705000
CY2022Q4	us-gaap	Other Assets Current OtherAssetsCurrent	100334000
CY2023Q4	us-gaap	Assets Current AssetsCurrent	1131896000
CY2022Q4	us-gaap	Assets Current AssetsCurrent	1371281000
CY2023Q4	us-gaap	Flight Equipment Gross FlightEquipmentGross	8323107000
CY2022Q4	us-gaap	Flight Equipment Gross FlightEquipmentGross	8143614000
CY2023Q4	us-gaap	Deposits On Flight Equipment DepositsOnFlightEquipment	77282000
CY2022Q4	us-gaap	Deposits On Flight Equipment DepositsOnFlightEquipment	23931000
CY2023Q4	skyw	Buildings And Ground Equipment Gross BuildingsAndGroundEquipmentGross	282398000
CY2022Q4	skyw	Buildings And Ground Equipment Gross BuildingsAndGroundEquipmentGross	265019000
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	8682787000
CY2022Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	8432564000
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	3199820000
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	2884084000
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	5482967000
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	5548480000
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	86727000
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	151928000
CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	324703000
CY2022Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	342864000
CY2023Q4	skyw	Assets Noncurrent Excluding Property Plant And Equipment AssetsNoncurrentExcludingPropertyPlantAndEquipment	411430000
CY2022Q4	skyw	Assets Noncurrent Excluding Property Plant And Equipment AssetsNoncurrentExcludingPropertyPlantAndEquipment	494792000
CY2023Q4	us-gaap	Assets Assets	7026293000
CY2022Q4	us-gaap	Assets Assets	7414553000
CY2023Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	443869000
CY2022Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	438502000
CY2023Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	470251000
CY2022Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	422001000
CY2023Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	194881000
CY2022Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	186285000
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	19335000
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	71726000
CY2023Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	26077000
CY2022Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	20480000
CY2023Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	99879000
CY2022Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	33549000
CY2023Q4	us-gaap	Liabilities Current LiabilitiesCurrent	1254292000
CY2022Q4	us-gaap	Liabilities Current LiabilitiesCurrent	1172543000
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2562183000
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	88622000
CY2023Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	341324000
CY2022Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	176925000
CY2022Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000
CY2023Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000
CY2022Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2023Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2022Q4	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2023Q4	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	120000000
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	120000000
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	82840372
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	82592830
CY2023Q4	us-gaap	Common Stocks Including Additional Paid In Capital CommonStocksIncludingAdditionalPaidInCapital	754362000
CY2022Q4	us-gaap	Common Stocks Including Additional Paid In Capital CommonStocksIncludingAdditionalPaidInCapital	734426000
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	2271211000
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	2236869000
CY2023Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	42615347
CY2022Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	31994416
CY2023Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	912396000
CY2022Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	619862000
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	325000
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-3802000
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	2113502000
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	2347631000
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	7026293000
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	7414553000
CY2023	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	2935432000
CY2022	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	3004925000
CY2021	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	2713491000
CY2023	us-gaap	Labor And Related Expense LaborAndRelatedExpense	1322615000
CY2022	us-gaap	Labor And Related Expense LaborAndRelatedExpense	1211551000
CY2021	us-gaap	Labor And Related Expense LaborAndRelatedExpense	986664000
CY2023	us-gaap	Aircraft Maintenance Materials And Repairs AircraftMaintenanceMaterialsAndRepairs	673453000
CY2022	us-gaap	Aircraft Maintenance Materials And Repairs AircraftMaintenanceMaterialsAndRepairs	644157000
CY2021	us-gaap	Aircraft Maintenance Materials And Repairs AircraftMaintenanceMaterialsAndRepairs	817803000
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	383115000
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	394552000
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	440198000
CY2023	skyw	Aircraft Fuel AircraftFuel	85913000
CY2022	skyw	Aircraft Fuel AircraftFuel	108456000
CY2021	skyw	Aircraft Fuel AircraftFuel	107057000
CY2023	skyw	Airport Related Expenses AirportRelatedExpenses	72640000
CY2022	skyw	Airport Related Expenses AirportRelatedExpenses	71549000
CY2021	skyw	Airport Related Expenses AirportRelatedExpenses	104690000
CY2023	skyw	Aircraft Rentals AircraftRentals	25507000
CY2022	skyw	Aircraft Rentals AircraftRentals	75353000
CY2021	skyw	Aircraft Rentals AircraftRentals	63357000
CY2021	skyw	Special Charges And Write Down Value Of Assets SpecialChargesAndWriteDownValueOfAssets	84592000
CY2021	skyw	Grant Contra Expenses GrantContraExpenses	-422669000
CY2023	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	268120000
CY2022	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	318145000
CY2021	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	255932000
CY2023	us-gaap	Operating Expenses OperatingExpenses	2831363000
CY2022	us-gaap	Operating Expenses OperatingExpenses	2823763000
CY2021	us-gaap	Operating Expenses OperatingExpenses	2437624000
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	104069000
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	181162000
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	275867000
CY2023	us-gaap	Investment Income Interest InvestmentIncomeInterest	43928000
CY2022	us-gaap	Investment Income Interest InvestmentIncomeInterest	17605000
CY2021	us-gaap	Investment Income Interest InvestmentIncomeInterest	1114000
CY2023	us-gaap	Interest Expense InterestExpense	130930000
CY2022	us-gaap	Interest Expense InterestExpense	127083000
CY2021	us-gaap	Interest Expense InterestExpense	123122000
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	23242000
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	20899000
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-3249000
CY2023	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-63760000
CY2022	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-88579000
CY2021	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-125257000
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	40309000
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	92583000
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	150610000
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5967000
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	19630000
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	38700000
CY2023	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	34342000
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	72953000
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	111910000
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.78
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.44
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.22
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.77
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.44
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.20
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	43940000
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	50548000
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	50348000
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	44599000
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	50644000
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	50753000
CY2023	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	34342000
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	72953000
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	111910000
CY2023	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	4127000
CY2022	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-3802000
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	38469000
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	69151000
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	111910000
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	2139545000
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	111910000
CY2021	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	606000
CY2021	skyw	Treasury Shares Withheld For Payment Of Tax TreasurySharesWithheldForPaymentOfTax	1576000
CY2021	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	2540000
CY2021	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	8685000
CY2021	us-gaap	Stock And Warrants Issued During Period Value Preferred Stock And Warrants StockAndWarrantsIssuedDuringPeriodValuePreferredStockAndWarrants	5804000
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	2267514000
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	72953000
CY2022	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	142000
CY2022	skyw	Treasury Shares Withheld For Payment Of Tax TreasurySharesWithheldForPaymentOfTax	1150000
CY2022	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	2815000
CY2022	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	9159000
CY2022	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	1224000
CY2022	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-3802000
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	2347631000
CY2023	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	34342000
CY2023	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	57000
CY2023	skyw	Treasury Shares Withheld For Payment Of Tax TreasurySharesWithheldForPaymentOfTax	585000
CY2023	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	2754000
CY2023	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	17125000
CY2023	us-gaap	Treasury Stock Retired Cost Method Amount TreasuryStockRetiredCostMethodAmount	291949000
CY2023	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	1329000
CY2023	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	4127000
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	2113502000
CY2023	us-gaap	Profit Loss ProfitLoss	34342000
CY2022	us-gaap	Profit Loss ProfitLoss	72953000
CY2021	us-gaap	Profit Loss ProfitLoss	111910000
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	383115000
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	394552000
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	440198000
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	17125000
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	9159000
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	8685000
CY2023	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-185000
CY2022	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-4591000
CY2021	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-4249000
CY2023	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	14295000
CY2022	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	7948000
CY2021	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	4586000
CY2023	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	-479000
CY2022	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	11380000
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	539000
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	23825000
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	37305000
CY2023	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	2318000
CY2022	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	51384000
CY2021	skyw	Special Charges And Write Down Value Of Assets SpecialChargesAndWriteDownValueOfAssets	84592000
CY2023	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-19818000
CY2022	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	32959000
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	30093000
CY2023	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-997000
CY2022	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-7815000
CY2021	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	5570000
CY2023	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	3905000
CY2022	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	16628000
CY2021	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	12897000
CY2023	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-1593000
CY2022	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	2871000
CY2021	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	1936000
CY2023	skyw	Increase Decrease In Operating Lease Right Of Use Asset IncreaseDecreaseInOperatingLeaseRightOfUseAsset	-25954000
CY2022	skyw	Increase Decrease In Operating Lease Right Of Use Asset IncreaseDecreaseInOperatingLeaseRightOfUseAsset	-86588000
CY2021	skyw	Increase Decrease In Operating Lease Right Of Use Asset IncreaseDecreaseInOperatingLeaseRightOfUseAsset	-43846000
CY2023	skyw	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	54984000
CY2022	skyw	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	76812000
CY2021	skyw	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	51326000
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	229862000
CY2022	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	40812000
CY2021	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-6832000
CY2023	skyw	Increase Decrease In Unbilled Revenue IncreaseDecreaseInUnbilledRevenue	-12601000
CY2022	skyw	Increase Decrease In Unbilled Revenue IncreaseDecreaseInUnbilledRevenue	11491000
CY2021	skyw	Increase Decrease In Unbilled Revenue IncreaseDecreaseInUnbilledRevenue	8404000
CY2023	skyw	Increase Decrease In Accounts Payable And Other Current Liabilities IncreaseDecreaseInAccountsPayableAndOtherCurrentLiabilities	80960000
CY2022	skyw	Increase Decrease In Accounts Payable And Other Current Liabilities IncreaseDecreaseInAccountsPayableAndOtherCurrentLiabilities	-42032000
CY2021	skyw	Increase Decrease In Accounts Payable And Other Current Liabilities IncreaseDecreaseInAccountsPayableAndOtherCurrentLiabilities	231177000
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	736334000
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	480376000
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	831820000
CY2023	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	1339465000
CY2022	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	1834403000
CY2021	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	1517861000
CY2023	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	1600877000
CY2022	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	1488359000
CY2021	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	1526057000
CY2023	us-gaap	Payments For Flight Equipment PaymentsForFlightEquipment	238068000
CY2022	us-gaap	Payments For Flight Equipment PaymentsForFlightEquipment	632460000
CY2021	us-gaap	Payments For Flight Equipment PaymentsForFlightEquipment	537574000
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	13258000
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	13031000
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	18127000
CY2023	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	15879000
CY2022	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	16983000
CY2021	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	7117000
CY2023	skyw	Payments For Deposits On Aircraft PaymentsForDepositsOnAircraft	65000000
CY2022	skyw	Payments For Deposits On Aircraft PaymentsForDepositsOnAircraft	37100000
CY2021	skyw	Payments For Deposits On Aircraft PaymentsForDepositsOnAircraft	125701000
CY2023	skyw	Proceeds From Return Of Deposits On Aircraft ProceedsFromReturnOfDepositsOnAircraft	11649000
CY2022	skyw	Proceeds From Return Of Deposits On Aircraft ProceedsFromReturnOfDepositsOnAircraft	138383000
CY2021	skyw	Proceeds From Return Of Deposits On Aircraft ProceedsFromReturnOfDepositsOnAircraft	32962000
CY2023	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-4158000
CY2022	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	31625000
CY2021	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	65395000
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-23228000
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-904894000
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-698522000
CY2023	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	69689000
CY2022	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	684502000
CY2021	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	450032000
CY2023	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	447604000
CY2022	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	415050000
CY2021	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	540537000
CY2023	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	175000
CY2022	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	2178000
CY2021	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	1665000
CY2023	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2811000
CY2022	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2957000
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	3146000
CY2023	skyw	Treasury Shares Withheld For Payment Of Taxes TreasurySharesWithheldForPaymentOfTaxes	585000
CY2022	skyw	Treasury Shares Withheld For Payment Of Taxes TreasurySharesWithheldForPaymentOfTaxes	1150000
CY2021	skyw	Treasury Shares Withheld For Payment Of Taxes TreasurySharesWithheldForPaymentOfTaxes	1576000
CY2023	skyw	Payments For Repurchase Of Common Stock And Related Excise Tax PaymentsForRepurchaseOfCommonStockAndRelatedExciseTax	291949000
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-667813000
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	269081000
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-90600000
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	45293000
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-155437000
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	42698000
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	102984000
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	258421000
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	215723000
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	148277000
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	102984000
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	258421000
CY2023	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	12583000
CY2022	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	16826000
CY2021	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	11336000
CY2023	skyw	Derecognition Of Right Of Use Assets DerecognitionOfRightOfUseAssets	39247000
CY2023	skyw	Derecognition Of Operating Lease Liabilities DerecognitionOfOperatingLeaseLiabilities	39247000
CY2021	skyw	Warrants Issued WarrantsIssued	5804000
CY2023	us-gaap	Interest Paid Net InterestPaidNet	128288000
CY2022	us-gaap	Interest Paid Net InterestPaidNet	125321000
CY2021	us-gaap	Interest Paid Net InterestPaidNet	124918000
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	13610000
CY2022	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1166000
CY2021	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	6589000
CY2023Q4	skyw	Number Of Daily Departures To Different Destinations NumberOfDailyDeparturesToDifferentDestinations	1850
CY2023	skyw	Number Of Aircrafts Held By Entity NumberOfAircraftsHeldByEntity	603
CY2023	skyw	Number Of Aircrafts Held By Entity NumberOfAircraftsHeldByEntity	603
CY2023	us-gaap	Use Of Estimates UseOfEstimates	<p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt 0pt 8pt 0pt;"><span style="font-style:italic;font-weight:bold;">Use of Estimates</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-indent:36pt;margin:0pt 0pt 8pt 0pt;">The preparation of financial statements in conformity with accounting principles generally accepted in the United States (“GAAP”) requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ materially from those estimates and assumptions.</p>
CY2022Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	0
CY2023Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	0
CY2023Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	686516000
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	430000
CY2023Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	686946000
CY2022Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	949257000
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	5026000
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	944231000
CY2023Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	686900000
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	944200000
CY2023	skyw	Available For Sale Securities Maximum Period For Redemption AvailableForSaleSecuritiesMaximumPeriodForRedemption	P1Y
CY2023Q4	us-gaap	Airline Related Inventory Valuation Reserves AirlineRelatedInventoryValuationReserves	26100000
CY2022Q4	us-gaap	Airline Related Inventory Valuation Reserves AirlineRelatedInventoryValuationReserves	24200000
CY2023Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	7300000
CY2022Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	144700000
CY2022Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	5200000
CY2022Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	139500000
CY2022Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	19900000
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	5500000000
CY2022	skyw	Number Of Aircraft Of Disposal Group Including Discontinued Operation NumberOfAircraftOfDisposalGroupIncludingDiscontinuedOperation	14
CY2022	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	51400000
CY2023	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	1500000
CY2022	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	1900000
CY2021	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	1900000
CY2023	skyw	Percentage Of Available Seat Miles Flown Under Fixed Fee Arrangements PercentageOfAvailableSeatMilesFlownUnderFixedFeeArrangements	0.865
CY2022	skyw	Percentage Of Available Seat Miles Flown Under Fixed Fee Arrangements PercentageOfAvailableSeatMilesFlownUnderFixedFeeArrangements	0.880
CY2021	skyw	Percentage Of Available Seat Miles Flown Under Fixed Fee Arrangements PercentageOfAvailableSeatMilesFlownUnderFixedFeeArrangements	0.843
CY2023	skyw	Essential Air Service Contract Term EssentialAirServiceContractTerm	P2Y
CY2023	skyw	Percentage Of Available Seat Miles Flown Under Pro Rate Arrangements PercentageOfAvailableSeatMilesFlownUnderProRateArrangements	0.135
CY2022	skyw	Percentage Of Available Seat Miles Flown Under Pro Rate Arrangements PercentageOfAvailableSeatMilesFlownUnderProRateArrangements	0.120
CY2021	skyw	Percentage Of Available Seat Miles Flown Under Pro Rate Arrangements PercentageOfAvailableSeatMilesFlownUnderProRateArrangements	0.157
CY2023	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	12600000
CY2022	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	18700000
CY2022	skyw	Increase Decrease In Unbilled Revenue IncreaseDecreaseInUnbilledRevenue	11500000
CY2023Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	374600000
CY2023Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	61000000.0
CY2023Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	313600000
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	50548000
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	50348000
CY2023	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	659000
CY2022	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	96000
CY2021	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	405000
CY2023	us-gaap	Operating Lease Lease Income Lease Payments OperatingLeaseLeaseIncomeLeasePayments	47554000
CY2022	us-gaap	Operating Lease Lease Income Lease Payments OperatingLeaseLeaseIncomeLeasePayments	48714000
CY2021	us-gaap	Operating Lease Lease Income Lease Payments OperatingLeaseLeaseIncomeLeasePayments	46532000
CY2023	us-gaap	Operating Lease Variable Lease Income OperatingLeaseVariableLeaseIncome	18420000
CY2022	us-gaap	Operating Lease Variable Lease Income OperatingLeaseVariableLeaseIncome	17050000
CY2021	us-gaap	Operating Lease Variable Lease Income OperatingLeaseVariableLeaseIncome	19998000
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received Next Twelve Months LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths	46119000
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received Two Years LessorOperatingLeasePaymentsToBeReceivedTwoYears	41172000
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received Three Years LessorOperatingLeasePaymentsToBeReceivedThreeYears	35630000
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received Four Years LessorOperatingLeasePaymentsToBeReceivedFourYears	35586000
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received Five Years LessorOperatingLeasePaymentsToBeReceivedFiveYears	35024000
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received Thereafter LessorOperatingLeasePaymentsToBeReceivedThereafter	53122000
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	246653000
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	5500000000
CY2023Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	82900000
CY2022Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	100500000
CY2023Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	86100000
CY2023Q4	us-gaap	Accounts Receivable Gross Noncurrent AccountsReceivableGrossNoncurrent	199800000
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Period Increase Decrease AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease	-200000
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	18500000
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	46225000
CY2021	us-gaap	Allowance For Doubtful Accounts Receivable Period Increase Decrease AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease	-4249000
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	41976000
CY2022	us-gaap	Allowance For Doubtful Accounts Receivable Period Increase Decrease AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease	-4591000
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	37385000
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Period Increase Decrease AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease	-185000
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	18501000
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	18699000
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	301000
CY2022	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	859000
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	78000
CY2023	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	34342000
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	72953000
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	111910000
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	43940000
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	44599000
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	50644000
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	50753000
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.78
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.44
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.22
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.77
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.44
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.20
CY2023	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2
CY2023	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2
CY2023	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	2935432000
CY2023	us-gaap	Operating Expenses OperatingExpenses	2831363000
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	383115000
CY2023	us-gaap	Interest Expense InterestExpense	130930000
CY2023	skyw	Segment Profit SegmentProfit	-26861000
CY2023Q4	us-gaap	Assets Assets	7026293000
CY2023	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	263909000
CY2022	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	3004925000
CY2022	us-gaap	Operating Expenses OperatingExpenses	2823763000
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	394552000
CY2022	us-gaap	Interest Expense InterestExpense	127083000
CY2022	skyw	Segment Profit SegmentProfit	54079000
CY2022Q4	us-gaap	Assets Assets	7414553000
CY2022	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	662317000
CY2021	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	2713491000
CY2021	us-gaap	Operating Expenses OperatingExpenses	2437624000
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	440198000
CY2021	skyw	Special Charges And Write Down Value Of Assets SpecialChargesAndWriteDownValueOfAssets	84592000
CY2021	us-gaap	Interest Expense InterestExpense	123122000
CY2021	skyw	Segment Profit SegmentProfit	152745000
CY2021Q4	us-gaap	Assets Assets	7125947000
CY2021	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	567037000
CY2023Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	3030310000
CY2022Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	3409311000
CY2023Q4	skyw	Debt Instrument Carrying Amount Current DebtInstrumentCarryingAmountCurrent	-447534000
CY2022Q4	skyw	Debt Instrument Carrying Amount Current DebtInstrumentCarryingAmountCurrent	-442360000
CY2023Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	20593000
CY2022Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	25179000
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2562183000
CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2941772000
CY2023Q4	skyw	Debt Instrument Carrying Amount Current DebtInstrumentCarryingAmountCurrent	-447534000
CY2022Q4	skyw	Debt Instrument Carrying Amount Current DebtInstrumentCarryingAmountCurrent	-442360000
CY2023Q4	us-gaap	Deferred Finance Costs Current Net DeferredFinanceCostsCurrentNet	3665000
CY2022Q4	us-gaap	Deferred Finance Costs Current Net DeferredFinanceCostsCurrentNet	3858000
CY2023Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	443869000
CY2022Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	438502000
CY2023Q4	us-gaap	Debt Instrument Interest Rate Effective Percentage DebtInstrumentInterestRateEffectivePercentage	0.041
CY2022Q4	us-gaap	Debt Instrument Interest Rate Effective Percentage DebtInstrumentInterestRateEffectivePercentage	0.040
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	447534000
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	532314000
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	510625000
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	464280000
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	292812000
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	782745000
CY2023Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	3030310000
CY2023Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	29200000
CY2022Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	29900000
CY2023Q4	us-gaap	Line Of Credit Facility Current Borrowing Capacity LineOfCreditFacilityCurrentBorrowingCapacity	70800000
CY2022Q4	us-gaap	Line Of Credit Facility Current Borrowing Capacity LineOfCreditFacilityCurrentBorrowingCapacity	70100000
CY2023	us-gaap	Debt Instrument Basis Spread On Variable Rate1 DebtInstrumentBasisSpreadOnVariableRate1	0.035
CY2023Q4	skyw	Letters Of Credit And Surety Bond Outstanding Amount LettersOfCreditAndSuretyBondOutstandingAmount	49100000
CY2022Q4	skyw	Letters Of Credit And Surety Bond Outstanding Amount LettersOfCreditAndSuretyBondOutstandingAmount	59200000
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	38700000
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	8465000
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	4962000
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-7319000
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1794000
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1813000
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	846000
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	6756000
CY2022	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-5506000
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	846000
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-678000
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	21587000
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	32510000
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-111000
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	3549000
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	5344000
CY2023	skyw	Deferred Income Tax Expense Benefit Provision DeferredIncomeTaxExpenseBenefitProvision	-789000
CY2022	skyw	Deferred Income Tax Expense Benefit Provision DeferredIncomeTaxExpenseBenefitProvision	25136000
CY2021	skyw	Deferred Income Tax Expense Benefit Provision DeferredIncomeTaxExpenseBenefitProvision	37854000
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5967000
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	19630000
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	19442000
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	31628000
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	2056000
CY2022	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	4295000
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	6247000
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	3578000
CY2022	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	546000
CY2021	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	1007000
CY2023	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-1085000
CY2022	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	1716000
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	939000
CY2022	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	534000
CY2021	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-92000
CY2023	skyw	Effective Income Tax Rate Reconciliation Change In Unrecognized Tax Benefit Amount EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitAmount	-7556000
CY2022	skyw	Effective Income Tax Rate Reconciliation Change In Unrecognized Tax Benefit Amount EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitAmount	-7319000
CY2023	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-430000
CY2022	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	416000
CY2021	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-90000
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5967000
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	19630000
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	38700000
CY2023Q4	us-gaap	Operating Loss Carryforwards Valuation Allowance OperatingLossCarryforwardsValuationAllowance	1100000
CY2022Q4	us-gaap	Operating Loss Carryforwards Valuation Allowance OperatingLossCarryforwardsValuationAllowance	1700000
CY2023	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	-900000
CY2022	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	-500000
CY2021	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	100000
CY2023	us-gaap	Unrecognized Tax Benefits Period Increase Decrease UnrecognizedTaxBenefitsPeriodIncreaseDecrease	7600000
CY2022	us-gaap	Unrecognized Tax Benefits Period Increase Decrease UnrecognizedTaxBenefitsPeriodIncreaseDecrease	7300000
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits	28889000
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits	29154000
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	130478000
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	186517000
CY2023Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	93189000
CY2022Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	77962000
CY2023Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	91809000
CY2022Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	35385000
CY2023Q4	skyw	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	21207000
CY2022Q4	skyw	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	39209000
CY2023Q4	skyw	Deferred Tax Assets Section163 J Interest Limitation DeferredTaxAssetsSection163JInterestLimitation	11563000
CY2022Q4	skyw	Deferred Tax Assets Section163 J Interest Limitation DeferredTaxAssetsSection163JInterestLimitation	26469000
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Other DeferredTaxAssetsTaxDeferredExpenseOther	64971000
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Other DeferredTaxAssetsTaxDeferredExpenseOther	49972000
CY2023Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	442106000
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	444668000
CY2023Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	630000
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	1716000
CY2023Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	1108042000
CY2022Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	1094538000
CY2023Q4	skyw	Deferred Tax Assets Operating Lease Assets DeferredTaxAssetsOperatingLeaseAssets	21034000
CY2022Q4	skyw	Deferred Tax Assets Operating Lease Assets DeferredTaxAssetsOperatingLeaseAssets	35474000
CY2023Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	1129076000
CY2022Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	1130012000
CY2023Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	687600000
CY2022Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	687060000
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	8210000
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	15529000
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	14980000
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	191000
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	343000
CY2021	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	549000
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	7747000
CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	7662000
CY2023Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	654000
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	8210000
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	15529000
CY2022	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	607000
CY2021	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	976000
CY2023Q4	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Accrued UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	191000
CY2022Q4	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Accrued UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	343000
CY2021Q4	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Accrued UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	549000
CY2023Q4	us-gaap	Workers Compensation Liability Current And Noncurrent WorkersCompensationLiabilityCurrentAndNoncurrent	20600000
CY2022Q4	us-gaap	Workers Compensation Liability Current And Noncurrent WorkersCompensationLiabilityCurrentAndNoncurrent	21600000
CY2023Q4	us-gaap	Workers Compensation Liability Current WorkersCompensationLiabilityCurrent	7300000
CY2022Q4	us-gaap	Workers Compensation Liability Current WorkersCompensationLiabilityCurrent	8000000.0
CY2022	skyw	Percentage Of Guaranteed Amount Received As Consideration PercentageOfGuaranteedAmountReceivedAsConsideration	0.065
CY2023	skyw	Percentage Of Guaranteed Amount Received As Consideration PercentageOfGuaranteedAmountReceivedAsConsideration	0.020
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	86700000
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	19300000
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	67400000
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	31700000
CY2023Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	44788000
CY2021Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	64932000
CY2023	skyw	Schedule Of Related Terms And Discount Rates ScheduleOfRelatedTermsAndDiscountRates	<p style="font-family:'Times New Roman','Times','serif';font-size:10pt;min-height:0.0pt;margin:0pt;"><span style="font-size:0pt;visibility:hidden;"></span></p><table style="border-collapse:collapse;font-size:16pt;height:max-content;margin-left:auto;margin-right:auto;padding-left:0pt;padding-right:0pt;width:79.99%;"><tr style="height:1pt;"><td style="vertical-align:bottom;width:74.24%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;"></span></p></div></div></td><td style="vertical-align:bottom;white-space:nowrap;width:25.75%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;"></span></p></div></div></td></tr><tr><td style="vertical-align:bottom;width:74.24%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:8pt;visibility:hidden;"></span></p></td><td style="vertical-align:bottom;white-space:nowrap;width:25.75%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><span style="font-size:8pt;font-weight:bold;visibility:hidden;"></span></p></td></tr><tr><td style="vertical-align:bottom;width:74.24%;background:#cceeff;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">Weighted-average remaining lease term for operating leases</p></td><td style="vertical-align:bottom;white-space:nowrap;width:25.75%;background:#cceeff;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;">11 years</p></td></tr><tr><td style="vertical-align:bottom;width:74.24%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">Weighted-average discount rate for operating leases</p></td><td style="vertical-align:bottom;white-space:nowrap;width:25.75%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;">6.1%</p></td></tr></table>
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P11Y
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.061
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	48169000
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	97998000
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	89891000
CY2023	skyw	Variable And Short Term Lease Cost VariableAndShortTermLeaseCost	2840000
CY2022	skyw	Variable And Short Term Lease Cost VariableAndShortTermLeaseCost	1830000
CY2021	skyw	Variable And Short Term Lease Cost VariableAndShortTermLeaseCost	4468000
CY2023	us-gaap	Sublease Income SubleaseIncome	5402000
CY2022	us-gaap	Sublease Income SubleaseIncome	7089000
CY2021	us-gaap	Sublease Income SubleaseIncome	6552000
CY2023	us-gaap	Lease Cost LeaseCost	45607000
CY2022	us-gaap	Lease Cost LeaseCost	92739000
CY2021	us-gaap	Lease Cost LeaseCost	87807000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	19924000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	17503000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	13752000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	12554000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	9762000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	55568000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	129063000
CY2021	us-gaap	Proceeds From Grantors ProceedsFromGrantors	422700000
CY2022	skyw	Covid19 Pandemic Grants Received Covid19PandemicGrantsReceived	0
CY2023	skyw	Covid19 Pandemic Grants Received Covid19PandemicGrantsReceived	0
CY2023Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000
CY2023Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	6816
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	14.78
CY2022	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P0Y1M6D
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	11800
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	16633
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	14.62
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	57653
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	14.74
CY2023	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	3848
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	14.78
CY2022	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	9817
CY2022	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	14.52
CY2021	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	41020
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	14.78
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	2968
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	14.78
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	6816
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	14.78
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	16633
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	14.62
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	6816
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	14.78
CY2022	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P0Y1M6D
CY2022Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	11800
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	17100000
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	9200000
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	8700000
CY2023	skyw	Minimum Benefit Plan Percentage Of Participants Compensation Eligible For Employer Matching Contribution Based On Position And Years Of Service MinimumBenefitPlanPercentageOfParticipantsCompensationEligibleForEmployerMatchingContributionBasedOnPositionAndYearsOfService	0
CY2023	skyw	Maximum Benefit Plan Percentage Of Participants Compensation Eligible For Employer Matching Contribution Based On Position And Years Of Service MaximumBenefitPlanPercentageOfParticipantsCompensationEligibleForEmployerMatchingContributionBasedOnPositionAndYearsOfService	0.20
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Requisite Service Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1	P90D
CY2023	skyw	Employee Stock Purchase Plan Maximum Ownership Percentage In Common Stock To Disqualify For Participation In Plan EmployeeStockPurchasePlanMaximumOwnershipPercentageInCommonStockToDisqualifyForParticipationInPlan	0.05
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Discount From Market Price Purchase Date ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate	0.05
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Maximum Employee Subscription Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate	0.15
CY2023	skyw	Share Based Compensation Arrangement By Share Based Payment Award Maximum Employee Subscription Amount ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionAmount	25000
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Discount From Market Price Purchase Date ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate	0.05
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Shares Purchased For Award ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward	117350000
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Shares Purchased For Award ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward	105606000
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Shares Purchased For Award ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward	63962000
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Per Share Weighted Average Price Of Shares Purchased ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased	23.47
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Per Share Weighted Average Price Of Shares Purchased ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased	26.66
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Per Share Weighted Average Price Of Shares Purchased ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased	39.70
CY2023Q4	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	250000000.0
CY2023Q2	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	250000000.0
CY2023Q4	us-gaap	Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased	90900000
CY2023	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	10600000
CY2023	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	289100000
CY2023	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	27.30
CY2023	skyw	Stock Repurchased During Period Excise Tax StockRepurchasedDuringPeriodExciseTax	2900000
CY2023	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	600000
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1200000
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1600000
CY2023Q4	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2023Q4	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2023Q4	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2023Q4	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
CY2023	dei	Auditor Firm AuditorFirmId	42
CY2022Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	61591000
CY2023	us-gaap	Valuation Allowances And Reserves Charged To Cost And Expense ValuationAllowancesAndReservesChargedToCostAndExpense	1883000
CY2023	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	18686000
CY2022	us-gaap	Valuation Allowances And Reserves Charged To Cost And Expense ValuationAllowancesAndReservesChargedToCostAndExpense	1250000
CY2022	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	4591000
CY2022Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	61591000
CY2020Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	65901000
CY2021	us-gaap	Valuation Allowances And Reserves Charged To Cost And Expense ValuationAllowancesAndReservesChargedToCostAndExpense	3280000
CY2021	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	4249000
CY2021Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	64932000

Files In Submission

Name	View Source	Status
R32.htm	Edgar Link	pending
0001558370-24-001237-index-headers.html	Edgar Link	pending
0001558370-24-001237-index.html	Edgar Link	pending
0001558370-24-001237.txt	Edgar Link	pending
0001558370-24-001237-xbrl.zip	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
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R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
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R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
R51.htm	Edgar Link	pending
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R55.htm	Edgar Link	pending
R56.htm	Edgar Link	pending
R57.htm	Edgar Link	pending
R58.htm	Edgar Link	pending
R59.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R60.htm	Edgar Link	pending
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R62.htm	Edgar Link	pending
R63.htm	Edgar Link	pending
R64.htm	Edgar Link	pending
R65.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending
skyw-20231231.xsd	Edgar Link	pending
skyw-20231231x10k.htm	Edgar Link	pending
skyw-20231231x10k004.jpg	Edgar Link	pending
skyw-20231231xex10d24.htm	Edgar Link	pending
skyw-20231231xex23d1.htm	Edgar Link	pending
skyw-20231231xex31d1.htm	Edgar Link	pending
skyw-20231231xex31d2.htm	Edgar Link	pending
skyw-20231231xex32d1.htm	Edgar Link	pending
skyw-20231231xex32d2.htm	Edgar Link	pending
skyw-20231231xex97.htm	Edgar Link	pending
skyw-20231231x10k_htm.xml	Edgar Link	completed
skyw-20231231_def.xml	Edgar Link	unprocessable
skyw-20231231_lab.xml	Edgar Link	unprocessable
skyw-20231231_pre.xml	Edgar Link	unprocessable
skyw-20231231_cal.xml	Edgar Link	unprocessable

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$SKYW
SKYWEST INC Stock $skyw

2024 Q1 Form 10-K Financial Statement

#000155837024001237 Filed on February 15, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SKYW SKYWEST INC Stock $skyw

2024 Q1 Form 10-K Financial Statement

#000155837024001237 Filed on February 15, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SKYW
SKYWEST INC Stock $skyw