10-K Filing

UNITED AIRLINES HOLDINGS, INC. CIK: 100517 FY 2023

Filing Information

Form Type	10-K
Accession Number	`0000100517-24-000027`
Period End Date	20231231
Filing Date	20240229
Fiscal Year	2023
Fiscal Period	FY
XBRL Instance	ual-20231231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 117 Income Statement 72 Cash Flow Statement 104 Stockholders Equity 27 Comprehensive Income 15

Balance Sheet 117 line items

Line Item	Tag	Value	Unit	Period
Receivables, allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$11.00M	USD	Point-in-time
Receivables, allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$18.00M	USD	Point-in-time
Aircraft fuel, spare parts and supplies, obsolescence allowance	`AirlineRelatedInventoryValuationReserves`	$689.00M	USD	Point-in-time
Aircraft fuel, spare parts and supplies, obsolescence allowance	`AirlineRelatedInventoryValuationReserves`	$610.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$6.06B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$7.17B	USD	Point-in-time
Intangibles, accumulated amortization	`FiniteLivedIntangibleAssetsAccumulatedAmortization`	$1.47B	USD	Point-in-time
Intangibles, accumulated amortization	`FiniteLivedIntangibleAssetsAccumulatedAmortization`	$1.50B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$18.28B	USD	Point-in-time
Short-term investments	`ShortTermInvestments`	$8.33B	USD	Point-in-time
Allowance for credit losses on notes receivable	`FinancingReceivableAllowanceForCreditLosses`	$21.00M	USD	Point-in-time
Allowance for credit losses on notes receivable	`FinancingReceivableAllowanceForCreditLosses`	$38.00M	USD	Point-in-time
Short-term investments	`ShortTermInvestments`	$9.25B	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Restricted cash	`RestrictedCashCurrent`	$45.00M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Restricted cash	`RestrictedCashCurrent`	$31.00M	USD	Point-in-time
Common shares, authorized (in shares)	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Common shares, authorized (in shares)	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Receivables, less allowance for credit losses (2023$18; 2022$11)	`ReceivablesNetCurrent`	$1.80B	USD	Point-in-time
Receivables, less allowance for credit losses (2023$18; 2022$11)	`ReceivablesNetCurrent`	$1.90B	USD	Point-in-time
Common shares, outstanding (in shares)	`CommonStockSharesOutstanding`	326.93M	shares	Point-in-time
Aircraft fuel, spare parts and supplies, less obsolescence allowance (2023$689; 2022$610)	`AirlineRelatedInventoryNet`	$1.11B	USD	Point-in-time
Common shares, outstanding (in shares)	`CommonStockSharesOutstanding`	328.02M	shares	Point-in-time
Aircraft fuel, spare parts and supplies, less obsolescence allowance (2023$689; 2022$610)	`AirlineRelatedInventoryNet`	$1.56B	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseAndOtherAssetsCurrent`	$609.00M	USD	Point-in-time
Prepaid expenses and other	`PrepaidExpenseAndOtherAssetsCurrent`	$689.00M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$18.49B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$20.06B	USD	Point-in-time
Flight equipment	`FlightEquipmentGross`	$42.77B	USD	Point-in-time
Flight equipment	`FlightEquipmentGross`	$48.45B	USD	Point-in-time
Other property and equipment	`PropertyPlantAndEquipmentOther`	$9.33B	USD	Point-in-time
Other property and equipment	`PropertyPlantAndEquipmentOther`	$10.53B	USD	Point-in-time
Purchase deposits for flight equipment	`DepositsOnFlightEquipment`	$2.82B	USD	Point-in-time
Purchase deposits for flight equipment	`DepositsOnFlightEquipment`	$3.55B	USD	Point-in-time
Total operating property and equipment	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization`	$54.93B	USD	Point-in-time
Total operating property and equipment	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization`	$62.52B	USD	Point-in-time
LessAccumulated depreciation and amortization	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization`	$20.48B	USD	Point-in-time
LessAccumulated depreciation and amortization	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization`	$22.71B	USD	Point-in-time
Total operating property and equipment, net	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$34.45B	USD	Point-in-time
Total operating property and equipment, net	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$39.81B	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$3.89B	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$3.91B	USD	Point-in-time
Goodwill	`Goodwill`	$4.53B	USD	Point-in-time
Goodwill	`Goodwill`	$4.53B	USD	Point-in-time
Intangibles, less accumulated amortization (2023$1,495; 2022$1,472)	`IntangibleAssetsNetExcludingGoodwill`	$2.73B	USD	Point-in-time
Intangibles, less accumulated amortization (2023$1,495; 2022$1,472)	`IntangibleAssetsNetExcludingGoodwill`	$2.76B	USD	Point-in-time
Restricted cash	`RestrictedCashNoncurrent`	$210.00M	USD	Point-in-time
Restricted cash	`RestrictedCashNoncurrent`	$245.00M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$91.00M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	-	USD	Point-in-time
Investments in affiliates and other, less allowance for credit losses (2023$38; 2022$21)	`NotesAndLoansReceivableNetNoncurrent`	$1.37B	USD	Point-in-time
Investments in affiliates and other, less allowance for credit losses (2023$38; 2022$21)	`NotesAndLoansReceivableNetNoncurrent`	$1.39B	USD	Point-in-time
Total other assets	`OtherAssetsNoncurrent`	$8.89B	USD	Point-in-time
Total other assets	`OtherAssetsNoncurrent`	$8.96B	USD	Point-in-time
Total assets	`Assets`	$67.36B	USD	Point-in-time
Total assets	`Assets`	$71.10B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$3.40B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$3.83B	USD	Point-in-time
Accrued salaries and benefits	`EmployeeRelatedLiabilitiesCurrent`	$2.94B	USD	Point-in-time
Accrued salaries and benefits	`EmployeeRelatedLiabilitiesCurrent`	$1.97B	USD	Point-in-time
Advance ticket sales	`ContractWithCustomerLiabilityCurrentAdvanceTicketSales`	$7.55B	USD	Point-in-time
Advance ticket sales	`ContractWithCustomerLiabilityCurrentAdvanceTicketSales`	$6.70B	USD	Point-in-time
Frequent flyer deferred revenue	`ContractWithCustomerLiabilityCurrentFrequentFlyer`	$2.69B	USD	Point-in-time
Frequent flyer deferred revenue	`ContractWithCustomerLiabilityCurrentFrequentFlyer`	$3.10B	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$4.02B	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtCurrent`	$2.91B	USD	Point-in-time
Current maturities of other financial liabilities	`OtherFinancialLiabilitiesCurrent`	$23.00M	USD	Point-in-time
Current maturities of other financial liabilities	`OtherFinancialLiabilitiesCurrent`	$57.00M	USD	Point-in-time
Current maturities of operating leases	`OperatingLeaseLiabilityCurrent`	$576.00M	USD	Point-in-time
Current maturities of operating leases	`OperatingLeaseLiabilityCurrent`	$561.00M	USD	Point-in-time
Current maturities of finance leases	`FinanceLeaseLiabilityCurrent`	$104.00M	USD	Point-in-time
Current maturities of finance leases	`FinanceLeaseLiabilityCurrent`	$172.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$779.00M	USD	Point-in-time
Other	`OtherLiabilitiesCurrent`	$806.00M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$19.99B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$22.20B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$28.28B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$25.06B	USD	Point-in-time
Long-term obligations under operating leases	`OperatingLeaseLiabilityNoncurrent`	$4.46B	USD	Point-in-time
Long-term obligations under operating leases	`OperatingLeaseLiabilityNoncurrent`	$4.50B	USD	Point-in-time
Long-term obligations under finance leases	`FinanceLeaseLiabilityNoncurrent`	$115.00M	USD	Point-in-time
Long-term obligations under finance leases	`FinanceLeaseLiabilityNoncurrent`	$91.00M	USD	Point-in-time
Frequent flyer deferred revenue	`ContractWithCustomerLiabilityNoncurrentFrequentFlyer`	$4.05B	USD	Point-in-time
Frequent flyer deferred revenue	`ContractWithCustomerLiabilityNoncurrentFrequentFlyer`	$3.98B	USD	Point-in-time
Pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$747.00M	USD	Point-in-time
Pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$968.00M	USD	Point-in-time
Postretirement benefit liability	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$637.00M	USD	Point-in-time
Postretirement benefit liability	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$671.00M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	-	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$594.00M	USD	Point-in-time
Other financial liabilities	`OtherFinancialLiabilitiesNoncurrent`	$2.27B	USD	Point-in-time
Other financial liabilities	`OtherFinancialLiabilitiesNoncurrent`	$844.00M	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$1.41B	USD	Point-in-time
Other	`OtherLiabilitiesNoncurrent`	$1.37B	USD	Point-in-time
Total other liabilities and deferred credits	`OtherLiabilitiesAndDeferredCreditsNoncurrent`	$7.61B	USD	Point-in-time
Total other liabilities and deferred credits	`OtherLiabilitiesAndDeferredCreditsNoncurrent`	$9.93B	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Preferred stock	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock	`PreferredStockValue`	-	USD	Point-in-time
Common stock at par, $0.01 par value; authorized 1,000,000,000 shares; outstanding 328,018,739 and 326,930,321 shares at December 31, 2023 and 2022, respectively	`CommonStockValue`	$4.00M	USD	Point-in-time
Common stock at par, $0.01 par value; authorized 1,000,000,000 shares; outstanding 328,018,739 and 326,930,321 shares at December 31, 2023 and 2022, respectively	`CommonStockValue`	$4.00M	USD	Point-in-time
Additional capital invested	`AdditionalPaidInCapitalCommonStock`	$8.99B	USD	Point-in-time
Additional capital invested	`AdditionalPaidInCapitalCommonStock`	$8.99B	USD	Point-in-time
Stock held in treasury, at cost	`TreasuryStockCommonValue`	$3.53B	USD	Point-in-time
Stock held in treasury, at cost	`TreasuryStockCommonValue`	$3.44B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.83B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.26B	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$175.00M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-62.00M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$5.03B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$9.32B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$6.90B	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$5.96B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$67.36B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$71.10B	USD	Point-in-time

Income Statement 72 line items

Line Item	Tag	Value	Unit	Period
Total operating revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$24.63B	USD	Annual
Total operating revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$44.95B	USD	Annual
Total operating revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$53.72B	USD	Annual
Salaries and related costs	`LaborAndRelatedExpense`	$9.57B	USD	Annual
Salaries and related costs	`LaborAndRelatedExpense`	$11.47B	USD	Annual
Salaries and related costs	`LaborAndRelatedExpense`	$14.79B	USD	Annual
Aircraft fuel	`FuelCosts`	$13.11B	USD	Annual
Aircraft fuel	`FuelCosts`	$12.65B	USD	Annual
Aircraft fuel	`FuelCosts`	$5.75B	USD	Annual
Landing fees and other rent	`LandingFeesAndOtherRentals`	$2.42B	USD	Annual
Landing fees and other rent	`LandingFeesAndOtherRentals`	$3.08B	USD	Annual
Landing fees and other rent	`LandingFeesAndOtherRentals`	$2.58B	USD	Annual
Aircraft maintenance materials and outside repairs	`AircraftMaintenanceMaterialsAndRepairs`	$1.32B	USD	Annual
Aircraft maintenance materials and outside repairs	`AircraftMaintenanceMaterialsAndRepairs`	$2.15B	USD	Annual
Aircraft maintenance materials and outside repairs	`AircraftMaintenanceMaterialsAndRepairs`	$2.74B	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$2.67B	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$2.48B	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$2.46B	USD	Annual
Regional capacity purchase	`AirlineCapacityPurchaseArrangements`	$2.40B	USD	Annual
Regional capacity purchase	`AirlineCapacityPurchaseArrangements`	$2.30B	USD	Annual
Regional capacity purchase	`AirlineCapacityPurchaseArrangements`	$2.15B	USD	Annual
Distribution expenses	`SellingExpense`	$1.53B	USD	Annual
Distribution expenses	`SellingExpense`	$677.00M	USD	Annual
Distribution expenses	`SellingExpense`	$1.98B	USD	Annual
Aircraft rent	`AircraftRental`	$252.00M	USD	Annual
Aircraft rent	`AircraftRental`	$197.00M	USD	Annual
Aircraft rent	`AircraftRental`	$228.00M	USD	Annual
Special charges	`RestructuringSettlementAndImpairmentProvisions`	$949.00M	USD	Annual
Special charges	`RestructuringSettlementAndImpairmentProvisions`	$140.00M	USD	Annual
Special charges	`RestructuringSettlementAndImpairmentProvisions`	$-3.37B	USD	Annual
Other operating expenses	`OtherCostAndExpenseOperating`	$4.43B	USD	Annual
Other operating expenses	`OtherCostAndExpenseOperating`	$8.06B	USD	Annual
Other operating expenses	`OtherCostAndExpenseOperating`	$6.63B	USD	Annual
Total operating expense	`CostsAndExpenses`	$49.51B	USD	Annual
Total operating expense	`CostsAndExpenses`	$42.62B	USD	Annual
Total operating expense	`CostsAndExpenses`	$25.66B	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$-1.02B	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$2.34B	USD	Annual
Operating income (loss)	`OperatingIncomeLoss`	$4.21B	USD	Annual
Interest expense	`InterestCostsIncurred`	$1.96B	USD	Annual
Interest expense	`InterestCostsIncurred`	$1.78B	USD	Annual
Interest expense	`InterestCostsIncurred`	$1.66B	USD	Annual
Interest income	`InvestmentIncomeInterest`	$827.00M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$36.00M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$298.00M	USD	Annual
Interest capitalized	`InterestCostsCapitalizedAdjustment`	$105.00M	USD	Annual
Interest capitalized	`InterestCostsCapitalizedAdjustment`	$80.00M	USD	Annual
Interest capitalized	`InterestCostsCapitalizedAdjustment`	$182.00M	USD	Annual
Unrealized gains (losses) on investments, net	`UnrealizedGainLossOnInvestments`	$27.00M	USD	Annual
Unrealized gains (losses) on investments, net	`UnrealizedGainLossOnInvestments`	$20.00M	USD	Annual
Unrealized gains (losses) on investments, net	`UnrealizedGainLossOnInvestments`	$-34.00M	USD	Annual
Miscellaneous, net	`OtherNonoperatingIncomeExpense`	$40.00M	USD	Annual
Miscellaneous, net	`OtherNonoperatingIncomeExpense`	$96.00M	USD	Annual
Miscellaneous, net	`OtherNonoperatingIncomeExpense`	$8.00M	USD	Annual
Total nonoperating expense, net	`NonoperatingIncomeExpense`	$-1.53B	USD	Annual
Total nonoperating expense, net	`NonoperatingIncomeExpense`	$-824.00M	USD	Annual
Total nonoperating expense, net	`NonoperatingIncomeExpense`	$-1.35B	USD	Annual
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-2.56B	USD	Annual
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$990.00M	USD	Annual
Income (loss) before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$3.39B	USD	Annual
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$253.00M	USD	Annual
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$769.00M	USD	Annual
Income tax expense (benefit)	`IncomeTaxExpenseBenefit`	$-593.00M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-1.96B	USD	Annual
Net income (loss)	`NetIncomeLoss`	$2.62B	USD	Annual
Net income (loss)	`NetIncomeLoss`	$737.00M	USD	Annual
Earnings (loss) per share, basic (in dollars per share)	`EarningsPerShareBasic`	$7.98	USD	Annual
Earnings (loss) per share, basic (in dollars per share)	`EarningsPerShareBasic`	$2.26	USD	Annual
Earnings (loss) per share, basic (in dollars per share)	`EarningsPerShareBasic`	$-6.10	USD	Annual
Earnings (loss) per share, diluted (in dollars per share)	`EarningsPerShareDiluted`	$-6.10	USD	Annual
Earnings (loss) per share, diluted (in dollars per share)	`EarningsPerShareDiluted`	$2.23	USD	Annual
Earnings (loss) per share, diluted (in dollars per share)	`EarningsPerShareDiluted`	$7.89	USD	Annual

Cash Flow Statement 104 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`NetIncomeLoss`	$-1.96B	USD	Annual
Net income (loss)	`NetIncomeLoss`	$2.62B	USD	Annual
Net income (loss)	`NetIncomeLoss`	$737.00M	USD	Annual
Deferred income tax (benefit)	`DeferredIncomeTaxExpenseBenefit`	$-583.00M	USD	Annual
Deferred income tax (benefit)	`DeferredIncomeTaxExpenseBenefit`	$756.00M	USD	Annual
Deferred income tax (benefit)	`DeferredIncomeTaxExpenseBenefit`	$248.00M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$2.67B	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$2.48B	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$2.46B	USD	Annual
Operating and non-operating special charges, non-cash portion	`RestructuringCostsAndAssetImpairmentCharges`	$84.00M	USD	Annual
Operating and non-operating special charges, non-cash portion	`RestructuringCostsAndAssetImpairmentCharges`	$32.00M	USD	Annual
Operating and non-operating special charges, non-cash portion	`RestructuringCostsAndAssetImpairmentCharges`	$16.00M	USD	Annual
Unrealized (gains) losses on investments	`UnrealizedGainLossOnInvestments`	$27.00M	USD	Annual
Unrealized (gains) losses on investments	`UnrealizedGainLossOnInvestments`	$20.00M	USD	Annual
Unrealized (gains) losses on investments	`UnrealizedGainLossOnInvestments`	$-34.00M	USD	Annual
Amortization of debt discount and debt issuance costs	`AmortizationOfFinancingCostsAndDiscounts`	$139.00M	USD	Annual
Amortization of debt discount and debt issuance costs	`AmortizationOfFinancingCostsAndDiscounts`	$156.00M	USD	Annual
Amortization of debt discount and debt issuance costs	`AmortizationOfFinancingCostsAndDiscounts`	$171.00M	USD	Annual
Other operating activities	`OtherOperatingActivitiesCashFlowStatement`	$218.00M	USD	Annual
Other operating activities	`OtherOperatingActivitiesCashFlowStatement`	$222.00M	USD	Annual
Other operating activities	`OtherOperatingActivitiesCashFlowStatement`	$6.00M	USD	Annual
Increase in receivables	`IncreaseDecreaseInReceivables`	$448.00M	USD	Annual
Increase in receivables	`IncreaseDecreaseInReceivables`	$100.00M	USD	Annual
Increase in receivables	`IncreaseDecreaseInReceivables`	$158.00M	USD	Annual
Increase in prepaids and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$86.00M	USD	Annual
Increase in prepaids and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$292.00M	USD	Annual
Increase in prepaids and other assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$463.00M	USD	Annual
Increase (decrease) in advance ticket sales	`IncreaseDecreaseInContractWithCustomerLiabilityAdvanceTicketSales`	$1.20B	USD	Annual
Increase (decrease) in advance ticket sales	`IncreaseDecreaseInContractWithCustomerLiabilityAdvanceTicketSales`	$1.52B	USD	Annual
Increase (decrease) in advance ticket sales	`IncreaseDecreaseInContractWithCustomerLiabilityAdvanceTicketSales`	$-851.00M	USD	Annual
Increase in frequent flyer deferred revenue	`IncreaseDecreaseinContractwithCustomerLiabilityFrequentFlyer`	$307.00M	USD	Annual
Increase in frequent flyer deferred revenue	`IncreaseDecreaseinContractwithCustomerLiabilityFrequentFlyer`	$468.00M	USD	Annual
Increase in frequent flyer deferred revenue	`IncreaseDecreaseinContractwithCustomerLiabilityFrequentFlyer`	$393.00M	USD	Annual
Increase in accounts payable	`IncreaseDecreaseInAccountsPayable`	$985.00M	USD	Annual
Increase in accounts payable	`IncreaseDecreaseInAccountsPayable`	$796.00M	USD	Annual
Increase in accounts payable	`IncreaseDecreaseInAccountsPayable`	$572.00M	USD	Annual
Increase (decrease) in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$1.04B	USD	Annual
Increase (decrease) in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$110.00M	USD	Annual
Increase (decrease) in other liabilities	`IncreaseDecreaseInOtherOperatingLiabilities`	$-403.00M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$6.91B	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$6.07B	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$2.07B	USD	Annual
Capital expenditures, net of flight equipment purchase deposit returns	`PaymentsToAcquireProductiveAssets`	$2.11B	USD	Annual
Capital expenditures, net of flight equipment purchase deposit returns	`PaymentsToAcquireProductiveAssets`	$7.17B	USD	Annual
Capital expenditures, net of flight equipment purchase deposit returns	`PaymentsToAcquireProductiveAssets`	$4.82B	USD	Annual
Purchases of short-term and other investments	`PaymentsToAcquireShortTermInvestments`	$68.00M	USD	Annual
Purchases of short-term and other investments	`PaymentsToAcquireShortTermInvestments`	$11.23B	USD	Annual
Purchases of short-term and other investments	`PaymentsToAcquireShortTermInvestments`	$9.47B	USD	Annual
Proceeds from sale of short-term and other investments	`ProceedsFromSaleMaturityAndCollectionsOfInvestments`	$2.08B	USD	Annual
Proceeds from sale of short-term and other investments	`ProceedsFromSaleMaturityAndCollectionsOfInvestments`	$397.00M	USD	Annual
Proceeds from sale of short-term and other investments	`ProceedsFromSaleMaturityAndCollectionsOfInvestments`	$10.52B	USD	Annual
Proceeds from sale of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$207.00M	USD	Annual
Proceeds from sale of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$39.00M	USD	Annual
Proceeds from sale of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$107.00M	USD	Annual
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$1.00M	USD	Annual
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$23.00M	USD	Annual
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$69.00M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-6.11B	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.67B	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-13.83B	USD	Annual
Proceeds from issuance of debt and other financial liabilities, net of discounts and fees	`ProceedsFromIssuanceOfLongTermDebt`	$736.00M	USD	Annual
Proceeds from issuance of debt and other financial liabilities, net of discounts and fees	`ProceedsFromIssuanceOfLongTermDebt`	$11.10B	USD	Annual
Proceeds from issuance of debt and other financial liabilities, net of discounts and fees	`ProceedsFromIssuanceOfLongTermDebt`	$2.39B	USD	Annual
Payments of long-term debt, finance leases and other financial liabilities	`RepaymentsOfLongTermDebt`	$4.01B	USD	Annual
Payments of long-term debt, finance leases and other financial liabilities	`RepaymentsOfLongTermDebt`	$4.25B	USD	Annual
Payments of long-term debt, finance leases and other financial liabilities	`RepaymentsOfLongTermDebt`	$5.21B	USD	Annual
Proceeds from equity issuance	`ProceedsFromIssuanceOrSaleOfEquity`	-	USD	Annual
Proceeds from equity issuance	`ProceedsFromIssuanceOrSaleOfEquity`	$532.00M	USD	Annual
Proceeds from equity issuance	`ProceedsFromIssuanceOrSaleOfEquity`	-	USD	Annual
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-32.00M	USD	Annual
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-74.00M	USD	Annual
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-27.00M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.89B	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$6.40B	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-3.35B	USD	Annual
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-1.09B	USD	Annual
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$6.79B	USD	Annual
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-11.11B	USD	Annual
Cash, cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$18.53B	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$6.33B	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$11.74B	USD	Point-in-time
Cash, cash equivalents and restricted cash at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$7.42B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$18.53B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$6.33B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$11.74B	USD	Point-in-time
Cash, cash equivalents and restricted cash at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$7.42B	USD	Point-in-time
Property and equipment acquired through the issuance of debt, finance leases and other	`NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1`	$814.00M	USD	Annual
Property and equipment acquired through the issuance of debt, finance leases and other	`NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1`	$19.00M	USD	Annual
Property and equipment acquired through the issuance of debt, finance leases and other	`NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1`	$777.00M	USD	Annual
Right-of-use assets acquired through operating leases	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$552.00M	USD	Annual
Right-of-use assets acquired through operating leases	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$771.00M	USD	Annual
Right-of-use assets acquired through operating leases	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$137.00M	USD	Annual
Lease modifications and lease conversions	`LeaseModificationsAndLeaseConversionsNonCash`	$123.00M	USD	Annual
Lease modifications and lease conversions	`LeaseModificationsAndLeaseConversionsNonCash`	$-84.00M	USD	Annual
Lease modifications and lease conversions	`LeaseModificationsAndLeaseConversionsNonCash`	$546.00M	USD	Annual
Investment interests received in exchange for goods and services	`OtherSignificantNoncashTransactionValueOfConsiderationReceived1`	$103.00M	USD	Annual
Investment interests received in exchange for goods and services	`OtherSignificantNoncashTransactionValueOfConsiderationReceived1`	$295.00M	USD	Annual
Investment interests received in exchange for goods and services	`OtherSignificantNoncashTransactionValueOfConsiderationReceived1`	$33.00M	USD	Annual
Interest	`InterestPaidNet`	$1.85B	USD	Annual
Interest	`InterestPaidNet`	$1.42B	USD	Annual
Interest	`InterestPaidNet`	$1.57B	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$7.00M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	$8.00M	USD	Annual
Income taxes	`IncomeTaxesPaidNet`	-	USD	Annual

Stockholders Equity 27 line items

Line Item	Tag	Value	Unit	Period
Balance (in shares)	`CommonStockSharesOutstanding`	326.93M	shares	Point-in-time
Balance (in shares)	`CommonStockSharesOutstanding`	328.02M	shares	Point-in-time
Balance	`StockholdersEquity`	$5.03B	USD	Point-in-time
Balance	`StockholdersEquity`	$9.32B	USD	Point-in-time
Balance	`StockholdersEquity`	$6.90B	USD	Point-in-time
Balance	`StockholdersEquity`	$5.96B	USD	Point-in-time
Net income (loss)	`NetIncomeLoss`	$-1.96B	USD	Annual
Net income (loss)	`NetIncomeLoss`	$2.62B	USD	Annual
Net income (loss)	`NetIncomeLoss`	$737.00M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-237.00M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$1.12B	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$197.00M	USD	Annual
Stock-settled share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$232.00M	USD	Annual
Stock-settled share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$86.00M	USD	Annual
Stock-settled share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$77.00M	USD	Annual
Warrants issued	`AdjustmentsToAdditionalPaidInCapitalWarrantIssued`	$99.00M	USD	Annual
Issuance of common stock	`StockIssuedDuringPeriodValueNewIssues`	$532.00M	USD	Annual
Proceeds from exercise of stock options	`StockIssuedDuringPeriodValueStockOptionsExercised`	$1.00M	USD	Annual
Stock issued for share-based awards, net of shares withheld for tax	`StockIssuedDuringPeriodValueShareBasedCompensation`	$-27.00M	USD	Annual
Stock issued for share-based awards, net of shares withheld for tax	`StockIssuedDuringPeriodValueShareBasedCompensation`	$-73.00M	USD	Annual
Stock issued for share-based awards, net of shares withheld for tax	`StockIssuedDuringPeriodValueShareBasedCompensation`	$-31.00M	USD	Annual
Balance (in shares)	`CommonStockSharesOutstanding`	326.93M	shares	Point-in-time
Balance (in shares)	`CommonStockSharesOutstanding`	328.02M	shares	Point-in-time
Balance	`StockholdersEquity`	$5.03B	USD	Point-in-time
Balance	`StockholdersEquity`	$9.32B	USD	Point-in-time
Balance	`StockholdersEquity`	$6.90B	USD	Point-in-time
Balance	`StockholdersEquity`	$5.96B	USD	Point-in-time

Comprehensive Income 15 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`NetIncomeLoss`	$-1.96B	USD	Annual
Net income (loss)	`NetIncomeLoss`	$2.62B	USD	Annual
Net income (loss)	`NetIncomeLoss`	$737.00M	USD	Annual
Employee benefit plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-199.00M	USD	Annual
Employee benefit plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$261.00M	USD	Annual
Employee benefit plans	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-1.15B	USD	Annual
Investments and other	`OtherComprehensiveIncomeInvestmentsAndOtherNetOfTax`	$-2.00M	USD	Annual
Investments and other	`OtherComprehensiveIncomeInvestmentsAndOtherNetOfTax`	$24.00M	USD	Annual
Investments and other	`OtherComprehensiveIncomeInvestmentsAndOtherNetOfTax`	$-28.00M	USD	Annual
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-237.00M	USD	Annual
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$1.12B	USD	Annual
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$197.00M	USD	Annual
Total comprehensive income (loss), net	`ComprehensiveIncomeNetOfTax`	$-1.77B	USD	Annual
Total comprehensive income (loss), net	`ComprehensiveIncomeNetOfTax`	$1.85B	USD	Annual
Total comprehensive income (loss), net	`ComprehensiveIncomeNetOfTax`	$2.38B	USD	Annual

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