2018 Q4 Form 10-K Financial Statement
#000010051719000009 Filed on February 28, 2019
Income Statement
| Concept | 2018 Q4 | 2017 Q4 | 2017 Q3 |
|---|---|---|---|
| Revenue | $10.49B | $9.438B | $9.878B |
| YoY Change | 11.16% | 4.26% | -0.35% |
| Cost Of Revenue | $4.169B | $3.755B | $3.557B |
| YoY Change | 11.03% | 14.94% | 6.5% |
| Gross Profit | $6.322B | $5.696B | $6.342B |
| YoY Change | 10.99% | -1.54% | -3.51% |
| Gross Profit Margin | 60.26% | 60.35% | 64.2% |
| Selling, General & Admin | $3.320B | $3.032B | $3.162B |
| YoY Change | 9.5% | 5.13% | 6.46% |
| % of Gross Profit | 52.52% | 53.23% | 49.86% |
| Research & Development | |||
| YoY Change | |||
| % of Gross Profit | |||
| Depreciation & Amortization | $558.0M | $486.0M | $556.0M |
| YoY Change | 14.81% | -3.57% | 10.54% |
| % of Gross Profit | 8.83% | 8.53% | 8.77% |
| Operating Expenses | $5.386B | $4.942B | $5.154B |
| YoY Change | 8.98% | 2.72% | 5.1% |
| Operating Profit | $635.0M | $776.0M | $1.138B |
| YoY Change | -18.17% | -22.79% | -29.93% |
| Interest Expense | -$128.0M | -$102.0M | $169.0M |
| YoY Change | 25.49% | -9.73% | 12.67% |
| % of Operating Profit | -20.16% | -13.14% | 14.85% |
| Other Income/Expense, Net | $46.00M | -$18.00M | -$145.0M |
| YoY Change | -355.56% | 125.0% | 27.19% |
| Pretax Income | $553.0M | $603.0M | $993.0M |
| YoY Change | -8.29% | -31.79% | -34.24% |
| Income Tax | $97.00M | $214.0M | $348.0M |
| % Of Pretax Income | 17.54% | 35.49% | 35.05% |
| Net Earnings | $461.0M | $579.0M | $645.0M |
| YoY Change | -20.38% | 45.84% | -33.16% |
| Net Earnings / Revenue | 4.39% | 6.13% | 6.53% |
| Basic Earnings Per Share | $1.70 | $1.99 | $2.15 |
| Diluted Earnings Per Share | $1.69 | $1.98 | $2.15 |
| COMMON SHARES | |||
| Basic Shares Outstanding | 272.5M shares | 296.3M shares | 299.8M shares |
| Diluted Shares Outstanding | 300.6M shares |
Balance Sheet
| Concept | 2018 Q4 | 2017 Q4 | 2017 Q3 |
|---|---|---|---|
| SHORT-TERM ASSETS | |||
| Cash & Short-Term Investments | $3.950B | $3.798B | $4.328B |
| YoY Change | 4.0% | -14.23% | -10.87% |
| Cash & Equivalents | $1.694B | $1.482B | $1.870B |
| Short-Term Investments | $2.256B | $2.316B | $2.458B |
| Other Short-Term Assets | $733.0M | $1.071B | $1.009B |
| YoY Change | -31.56% | 28.73% | 27.56% |
| Inventory | $985.0M | $924.0M | $937.0M |
| Prepaid Expenses | |||
| Receivables | $1.426B | $1.340B | $1.603B |
| Other Receivables | $0.00 | $0.00 | $0.00 |
| Total Short-Term Assets | $7.094B | $7.133B | $7.877B |
| YoY Change | -0.55% | -2.41% | -1.17% |
| LONG-TERM ASSETS | |||
| Property, Plant & Equipment | $27.40B | $26.21B | $25.63B |
| YoY Change | 4.54% | 12.39% | 13.18% |
| Goodwill | $4.523B | $4.523B | $4.523B |
| YoY Change | 0.0% | 0.0% | 0.0% |
| Intangibles | $3.159B | $3.539B | $3.558B |
| YoY Change | -10.74% | -2.56% | -2.63% |
| Long-Term Investments | $144.0M | ||
| YoY Change | |||
| Other Assets | $9.269B | $9.005B | $9.059B |
| YoY Change | 2.93% | -5.34% | -6.72% |
| Total Long-Term Assets | $41.93B | $35.21B | $34.69B |
| YoY Change | 19.08% | 7.26% | 7.2% |
| TOTAL ASSETS | |||
| Total Short-Term Assets | $7.094B | $7.133B | $7.877B |
| Total Long-Term Assets | $41.93B | $35.21B | $34.69B |
| Total Assets | $49.02B | $42.35B | $42.57B |
| YoY Change | 15.77% | 5.5% | 5.55% |
| SHORT-TERM LIABILITIES | |||
| YoY Change | |||
| Accounts Payable | $2.363B | $2.196B | $2.231B |
| YoY Change | 7.6% | 2.66% | 4.35% |
| Accrued Expenses | $2.903B | $2.166B | $1.983B |
| YoY Change | 34.03% | -6.11% | -13.1% |
| Deferred Revenue | |||
| YoY Change | |||
| Short-Term Debt | $0.00 | $0.00 | $0.00 |
| YoY Change | |||
| Long-Term Debt Due | $1.230B | $1.565B | $1.516B |
| YoY Change | -21.41% | 84.33% | 56.45% |
| Total Short-Term Liabilities | $13.84B | $12.76B | $13.09B |
| YoY Change | 8.43% | 3.88% | -1.25% |
| LONG-TERM LIABILITIES | |||
| Long-Term Debt | $12.22B | $11.70B | $11.33B |
| YoY Change | 4.37% | 18.0% | 17.92% |
| Other Long-Term Liabilities | $1.010B | $8.150B | $8.206B |
| YoY Change | -87.61% | -3.61% | -0.79% |
| Total Long-Term Liabilities | $13.23B | $19.85B | $19.54B |
| YoY Change | -33.39% | 8.06% | 9.27% |
| TOTAL LIABILITIES | |||
| Total Short-Term Liabilities | $13.84B | $12.76B | $13.09B |
| Total Long-Term Liabilities | $13.23B | $19.85B | $19.54B |
| Total Liabilities | $27.06B | $32.62B | $32.63B |
| YoY Change | -17.02% | 6.38% | 4.79% |
| SHAREHOLDERS EQUITY | |||
| Retained Earnings | $6.715B | $4.549B | $4.991B |
| YoY Change | 47.61% | 32.74% | -6.24% |
| Common Stock | $6.123B | $6.101B | $6.594B |
| YoY Change | 0.36% | -7.17% | -17.35% |
| Preferred Stock | |||
| YoY Change | |||
| Treasury Stock (at cost) | $1.993B | $769.0M | $1.791B |
| YoY Change | 159.17% | 50.49% | -55.93% |
| Treasury Stock Shares | |||
| Shareholders Equity | $10.04B | $8.788B | $8.970B |
| YoY Change | |||
| Total Liabilities & Shareholders Equity | $49.02B | $42.35B | $42.57B |
| YoY Change | 15.77% | 5.5% | 5.55% |
Cashflow Statement
| Concept | 2018 Q4 | 2017 Q4 | 2017 Q3 |
|---|---|---|---|
| OPERATING ACTIVITIES | |||
| Net Income | $461.0M | $579.0M | $645.0M |
| YoY Change | -20.38% | 45.84% | -33.16% |
| Depreciation, Depletion And Amortization | $558.0M | $486.0M | $556.0M |
| YoY Change | 14.81% | -3.57% | 10.54% |
| Cash From Operating Activities | $1.129B | $789.0M | $577.0M |
| YoY Change | 43.09% | 19.91% | -49.3% |
| INVESTING ACTIVITIES | |||
| Capital Expenditures | -$1.574B | -$970.0M | -$1.120B |
| YoY Change | 62.27% | 10.23% | 62.55% |
| Acquisitions | |||
| YoY Change | |||
| Other Investing Activities | -$374.0M | $121.0M | -$156.0M |
| YoY Change | -409.09% | -259.21% | -340.0% |
| Cash From Investing Activities | -$1.948B | -$849.0M | -$1.276B |
| YoY Change | 129.45% | -11.19% | 104.49% |
| FINANCING ACTIVITIES | |||
| Cash Dividend Paid | |||
| YoY Change | |||
| Common Stock Issuance & Retirement, Net | |||
| YoY Change | |||
| Debt Paid & Issued, Net | |||
| YoY Change | |||
| Cash From Financing Activities | -108.0M | -328.0M | 177.0M |
| YoY Change | -67.07% | 39.57% | -153.96% |
| NET CHANGE | |||
| Cash From Operating Activities | 1.129B | 789.0M | 577.0M |
| Cash From Investing Activities | -1.948B | -849.0M | -1.276B |
| Cash From Financing Activities | -108.0M | -328.0M | 177.0M |
| Net Change In Cash | -927.0M | -388.0M | -522.0M |
| YoY Change | 138.92% | -27.2% | -380.65% |
| FREE CASH FLOW | |||
| Cash From Operating Activities | $1.129B | $789.0M | $577.0M |
| Capital Expenditures | -$1.574B | -$970.0M | -$1.120B |
| Free Cash Flow | $2.703B | $1.759B | $1.697B |
| YoY Change | 53.67% | 14.37% | -7.12% |
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|
-66000000 | USD |
| CY2018Q1 | ual |
Special Items Net Of Income Tax Benefits
SpecialItemsNetOfIncomeTaxBenefits
|
-4000000 | USD |
| CY2018Q2 | ual |
Special Items Net Of Income Tax Benefits
SpecialItemsNetOfIncomeTaxBenefits
|
205000000 | USD |
| CY2018Q3 | ual |
Special Items Net Of Income Tax Benefits
SpecialItemsNetOfIncomeTaxBenefits
|
-9000000 | USD |
| CY2018Q4 | ual |
Special Items Net Of Income Tax Benefits
SpecialItemsNetOfIncomeTaxBenefits
|
185000000 | USD |
| CY2018 | ual |
Special Items Net Of Income Tax Benefits
SpecialItemsNetOfIncomeTaxBenefits
|
377000000 | USD |
| CY2017 | ual |
Tax Cuts And Jobs Act Of2017 Reclassification From Aoci Tax
TaxCutsAndJobsActOf2017ReclassificationFromAociTax
|
118000000 | USD |
| CY2016 | ual |
Termination Of Maintenance Service Agreement Noncash
TerminationOfMaintenanceServiceAgreementNoncash
|
0 | USD |
| CY2017 | ual |
Termination Of Maintenance Service Agreement Noncash
TerminationOfMaintenanceServiceAgreementNoncash
|
0 | USD |
| CY2018 | ual |
Termination Of Maintenance Service Agreement Noncash
TerminationOfMaintenanceServiceAgreementNoncash
|
163000000 | USD |
| CY2016 | us-gaap |
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
|
32000000 | USD |
| CY2017 | us-gaap |
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
|
56000000 | USD |
| CY2018 | us-gaap |
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
|
60000000 | USD |
| CY2016 | us-gaap |
Advertising Expense
AdvertisingExpense
|
220000000 | USD |
| CY2017 | ual |
Special Charges And Losses On Financial Instruments Nonoperating Before Tax
SpecialChargesAndLossesOnFinancialInstrumentsNonoperatingBeforeTax
|
176000000 | USD |
| CY2018Q1 | ual |
Special Charges And Losses On Financial Instruments Nonoperating Before Tax
SpecialChargesAndLossesOnFinancialInstrumentsNonoperatingBeforeTax
|
-5000000 | USD |
| CY2018Q2 | ual |
Special Charges And Losses On Financial Instruments Nonoperating Before Tax
SpecialChargesAndLossesOnFinancialInstrumentsNonoperatingBeforeTax
|
264000000 | USD |
| CY2018Q3 | ual |
Special Charges And Losses On Financial Instruments Nonoperating Before Tax
SpecialChargesAndLossesOnFinancialInstrumentsNonoperatingBeforeTax
|
-12000000 | USD |
| CY2018Q4 | ual |
Special Charges And Losses On Financial Instruments Nonoperating Before Tax
SpecialChargesAndLossesOnFinancialInstrumentsNonoperatingBeforeTax
|
245000000 | USD |
| CY2018 | ual |
Special Charges And Losses On Financial Instruments Nonoperating Before Tax
SpecialChargesAndLossesOnFinancialInstrumentsNonoperatingBeforeTax
|
492000000 | USD |
| CY2018 | ual |
Special Charges Fair Value Adjustment Write Offs And Impairments Of Aircraft
SpecialChargesFairValueAdjustmentWriteOffsAndImpairmentsOfAircraft
|
66000000 | USD |
| CY2018 | ual |
Special Charges Fair Value Adjustment Write Offs And Impairments Of Aircraft Net Of Tax
SpecialChargesFairValueAdjustmentWriteOffsAndImpairmentsOfAircraftNetOfTax
|
51000000 | USD |
| CY2016 | ual |
Special Items Before Income Taxes
SpecialItemsBeforeIncomeTaxes
|
637000000 | USD |
| CY2017 | ual |
Special Items Before Income Taxes
SpecialItemsBeforeIncomeTaxes
|
176000000 | USD |
| CY2018 | ual |
Special Items Before Income Taxes
SpecialItemsBeforeIncomeTaxes
|
487000000 | USD |
| CY2017Q4 | us-gaap |
Accounts Payable And Other Accrued Liabilities Current
AccountsPayableAndOtherAccruedLiabilitiesCurrent
|
576000000 | USD |
| CY2018Q4 | us-gaap |
Accounts Payable And Other Accrued Liabilities Current
AccountsPayableAndOtherAccruedLiabilitiesCurrent
|
619000000 | USD |
| CY2017Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
2196000000 | USD |
| CY2018Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
2363000000 | USD |
| CY2017Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-1147000000 | USD |
| CY2018Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-803000000 | USD |
| CY2017Q4 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
6098000000 | USD |
| CY2018Q4 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
6120000000 | USD |
| CY2017 | us-gaap |
Advertising Expense
AdvertisingExpense
|
217000000 | USD |
| CY2018 | us-gaap |
Advertising Expense
AdvertisingExpense
|
211000000 | USD |
| CY2017Q4 | us-gaap |
Air Traffic Liability Current
AirTrafficLiabilityCurrent
|
3940000000 | USD |
| CY2018Q4 | us-gaap |
Air Traffic Liability Current
AirTrafficLiabilityCurrent
|
4381000000 | USD |
| CY2016 | us-gaap |
Aircraft Maintenance Materials And Repairs
AircraftMaintenanceMaterialsAndRepairs
|
1749000000 | USD |
| CY2017 | us-gaap |
Aircraft Maintenance Materials And Repairs
AircraftMaintenanceMaterialsAndRepairs
|
1856000000 | USD |
| CY2018 | us-gaap |
Aircraft Maintenance Materials And Repairs
AircraftMaintenanceMaterialsAndRepairs
|
1767000000 | USD |
| CY2016 | us-gaap |
Aircraft Rental
AircraftRental
|
680000000 | USD |
| CY2017 | us-gaap |
Aircraft Rental
AircraftRental
|
621000000 | USD |
| CY2018 | us-gaap |
Aircraft Rental
AircraftRental
|
433000000 | USD |
| CY2016 | us-gaap |
Airline Capacity Purchase Arrangements
AirlineCapacityPurchaseArrangements
|
2197000000 | USD |
| CY2017 | us-gaap |
Airline Capacity Purchase Arrangements
AirlineCapacityPurchaseArrangements
|
2232000000 | USD |
| CY2018 | us-gaap |
Airline Capacity Purchase Arrangements
AirlineCapacityPurchaseArrangements
|
2601000000 | USD |
| CY2017Q4 | us-gaap |
Airline Related Inventory Net
AirlineRelatedInventoryNet
|
924000000 | USD |
| CY2018Q4 | us-gaap |
Airline Related Inventory Net
AirlineRelatedInventoryNet
|
985000000 | USD |
| CY2017Q4 | us-gaap |
Airline Related Inventory Valuation Reserves
AirlineRelatedInventoryValuationReserves
|
354000000 | USD |
| CY2018Q4 | us-gaap |
Airline Related Inventory Valuation Reserves
AirlineRelatedInventoryValuationReserves
|
412000000 | USD |
| CY2016 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
70000000 | USD |
| CY2017 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
73000000 | USD |
| CY2018 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
101000000 | USD |
| CY2017Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
7000000 | USD |
| CY2018Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
8000000 | USD |
| CY2016 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
90000000 | USD |
| CY2017 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
79000000 | USD |
| CY2018 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
67000000 | USD |
| CY2015Q4 | us-gaap |
Aoci Tax Attributable To Parent
AociTaxAttributableToParent
|
256000000 | USD |
| CY2016Q4 | us-gaap |
Aoci Tax Attributable To Parent
AociTaxAttributableToParent
|
-26000000 | USD |
| CY2017Q4 | us-gaap |
Aoci Tax Attributable To Parent
AociTaxAttributableToParent
|
39000000 | USD |
| CY2018Q4 | us-gaap |
Aoci Tax Attributable To Parent
AociTaxAttributableToParent
|
136000000 | USD |
| CY2016 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
412000000 | USD |
| CY2017Q1 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
0 | USD |
| CY2017Q2 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
0 | USD |
| CY2017Q3 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
15000000 | USD |
| CY2017Q4 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
10000000 | USD |
| CY2017 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
25000000 | USD |
| CY2018Q1 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
23000000 | USD |
| CY2018Q2 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
111000000 | USD |
| CY2018Q3 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
11000000 | USD |
| CY2018Q4 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
232000000 | USD |
| CY2018 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
377000000 | USD |
| CY2017Q4 | us-gaap |
Assets
Assets
|
42346000000 | USD |
| CY2018Q4 | us-gaap |
Assets
Assets
|
44792000000 | USD |
| CY2017Q4 | us-gaap |
Assets Current
AssetsCurrent
|
7133000000 | USD |
| CY2018Q4 | us-gaap |
Assets Current
AssetsCurrent
|
7194000000 | USD |
| CY2017Q4 | us-gaap |
Capital Lease Obligations Current
CapitalLeaseObligationsCurrent
|
128000000 | USD |
| CY2018Q4 | us-gaap |
Capital Lease Obligations Current
CapitalLeaseObligationsCurrent
|
149000000 | USD |
| CY2017Q4 | us-gaap |
Capital Lease Obligations Noncurrent
CapitalLeaseObligationsNoncurrent
|
996000000 | USD |
| CY2018Q4 | us-gaap |
Capital Lease Obligations Noncurrent
CapitalLeaseObligationsNoncurrent
|
1134000000 | USD |
| CY2017Q4 | us-gaap |
Capital Leased Assets Gross
CapitalLeasedAssetsGross
|
1162000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leased Assets Gross
CapitalLeasedAssetsGross
|
1040000000 | USD |
| CY2017Q4 | us-gaap |
Capital Leases Balance Sheet Assets By Major Class Net
CapitalLeasesBalanceSheetAssetsByMajorClassNet
|
385000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Balance Sheet Assets By Major Class Net
CapitalLeasesBalanceSheetAssetsByMajorClassNet
|
386000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due Current
CapitalLeasesFutureMinimumPaymentsDueCurrent
|
308000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Five Years
CapitalLeasesFutureMinimumPaymentsDueInFiveYears
|
104000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Four Years
CapitalLeasesFutureMinimumPaymentsDueInFourYears
|
123000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Three Years
CapitalLeasesFutureMinimumPaymentsDueInThreeYears
|
147000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Two Years
CapitalLeasesFutureMinimumPaymentsDueInTwoYears
|
170000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due Thereafter
CapitalLeasesFutureMinimumPaymentsDueThereafter
|
1268000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Interest Included In Payments
CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments
|
837000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Net Minimum Payments1
CapitalLeasesFutureMinimumPaymentsNetMinimumPayments1
|
2120000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments
CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments
|
1283000000 | USD |
| CY2017Q4 | us-gaap |
Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation
CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation
|
777000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation
CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation
|
654000000 | USD |
| CY2017Q4 | us-gaap |
Capital Leases Lessee Balance Sheet Assets By Major Class Flight Equipment Gross
CapitalLeasesLesseeBalanceSheetAssetsByMajorClassFlightEquipmentGross
|
1151000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Lessee Balance Sheet Assets By Major Class Flight Equipment Gross
CapitalLeasesLesseeBalanceSheetAssetsByMajorClassFlightEquipmentGross
|
1029000000 | USD |
| CY2017Q4 | us-gaap |
Capital Leases Lessee Balance Sheet Assets By Major Class Other Property Plant And Equipment
CapitalLeasesLesseeBalanceSheetAssetsByMajorClassOtherPropertyPlantAndEquipment
|
11000000 | USD |
| CY2018Q4 | us-gaap |
Capital Leases Lessee Balance Sheet Assets By Major Class Other Property Plant And Equipment
CapitalLeasesLesseeBalanceSheetAssetsByMajorClassOtherPropertyPlantAndEquipment
|
11000000 | USD |
| CY2017Q4 | us-gaap |
Capitalized Computer Software Gross
CapitalizedComputerSoftwareGross
|
345000000 | USD |
| CY2018Q4 | us-gaap |
Capitalized Computer Software Gross
CapitalizedComputerSoftwareGross
|
359000000 | USD |
| CY2016Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
2179000000 | USD |
| CY2017Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
1482000000 | USD |
| CY2018Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
1694000000 | USD |
| CY2015Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
3212000000 | USD |
| CY2016Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
2303000000 | USD |
| CY2017Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1591000000 | USD |
| CY2018Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
1799000000 | USD |
| CY2016 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
-909000000 | USD |
| CY2017 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
-712000000 | USD |
| CY2018 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
208000000 | USD |
| CY2017Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
| CY2018Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
| CY2018Q4 | us-gaap |
Common Stock Capital Shares Reserved For Future Issuance
CommonStockCapitalSharesReservedForFutureIssuance
|
10000000 | shares |
| CY2017Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
0.01 | |
| CY2018Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
0.01 | |
| CY2017Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
1000000000 | shares |
| CY2018Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
1000000000 | shares |
| CY2017Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
286973195 | shares |
| CY2018Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
269914769 | shares |
| CY2017Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
3000000 | USD |
| CY2018Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
3000000 | USD |
| CY2016 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
2236000000 | USD |
| CY2017 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
1944000000 | USD |
| CY2018 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
2467000000 | USD |
| CY2018Q4 | us-gaap |
Contractual Obligation
ContractualObligation
|
11300000000 | USD |
| CY2016 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
32214000000 | USD |
| CY2017 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
34113000000 | USD |
| CY2018Q4 | us-gaap |
Contractual Obligation Due After Fifth Year
ContractualObligationDueAfterFifthYear
|
3100000000 | USD |
| CY2018Q4 | us-gaap |
Contractual Obligation Due In Fifth Year
ContractualObligationDueInFifthYear
|
800000000 | USD |
| CY2018Q4 | us-gaap |
Contractual Obligation Due In Fourth Year
ContractualObligationDueInFourthYear
|
1400000000 | USD |
| CY2018Q4 | us-gaap |
Contractual Obligation Due In Next Twelve Months
ContractualObligationDueInNextTwelveMonths
|
2200000000 | USD |
| CY2018Q4 | us-gaap |
Contractual Obligation Due In Second Year
ContractualObligationDueInSecondYear
|
2000000000 | USD |
| CY2018Q4 | us-gaap |
Contractual Obligation Due In Third Year
ContractualObligationDueInThirdYear
|
1800000000 | USD |
| CY2018 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
38011000000 | USD |
| CY2017Q1 | us-gaap |
Cumulative Effect Of New Accounting Principle In Period Of Adoption
CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption
|
14000000 | USD |
| CY2016 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
-92000000 | USD |
| CY2017 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
-77000000 | USD |
| CY2018 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
14000000 | USD |
| CY2016 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
1631000000 | USD |
| CY2017 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
973000000 | USD |
| CY2018 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
515000000 | USD |
| CY2017Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
3234000000 | USD |
| CY2018Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
3678000000 | USD |
| CY2017Q4 | us-gaap |
Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
|
204000000 | USD |
| CY2018Q4 | us-gaap |
Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
|
814000000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Assets Deferred Income
DeferredTaxAssetsDeferredIncome
|
1090000000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Assets Deferred Income
DeferredTaxAssetsDeferredIncome
|
1232000000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
3030000000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
2864000000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
601000000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
398000000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
351000000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
408000000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits
|
1051000000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits
|
885000000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
63000000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
59000000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
204000000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
814000000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets
DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets
|
803000000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets
DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets
|
749000000 | USD |
| CY2017Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
2431000000 | USD |
| CY2018Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
2929000000 | USD |
| CY2017Q4 | us-gaap |
Defined Benefit Pension Plan Liabilities Noncurrent
DefinedBenefitPensionPlanLiabilitiesNoncurrent
|
1921000000 | USD |
| CY2018Q4 | us-gaap |
Defined Benefit Pension Plan Liabilities Noncurrent
DefinedBenefitPensionPlanLiabilitiesNoncurrent
|
1576000000 | USD |
| CY2018 | us-gaap |
Defined Benefit Plan Effect Of One Percentage Point Decrease On Accumulated Postretirement Benefit Obligation1
DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1
|
139000000 | USD |
| CY2018 | us-gaap |
Defined Benefit Plan Effect Of One Percentage Point Decrease On Service And Interest Cost Components1
DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1
|
10000000 | USD |
| CY2017Q4 | us-gaap |
Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation
DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
|
4567000000 | USD |
| CY2018Q4 | us-gaap |
Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation
DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
|
4286000000 | USD |
| CY2017Q4 | us-gaap |
Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Fair Value Of Plan Assets
DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
|
3709000000 | USD |
| CY2018Q4 | us-gaap |
Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Fair Value Of Plan Assets
DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
|
3614000000 | USD |
| CY2017Q4 | us-gaap |
Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Projected Benefit Obligation
DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
|
5637000000 | USD |
| CY2018Q4 | us-gaap |
Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Projected Benefit Obligation
DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
|
5196000000 | USD |
| CY2016 | us-gaap |
Defined Benefit Plan Recognized Net Gain Loss Due To Curtailments
DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments
|
107000000 | USD |
| CY2017 | us-gaap |
Defined Benefit Plan Recognized Net Gain Loss Due To Curtailments
DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments
|
0 | USD |
| CY2018 | us-gaap |
Defined Benefit Plan Recognized Net Gain Loss Due To Curtailments
DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments
|
0 | USD |
| CY2017Q4 | us-gaap |
Deposits On Flight Equipment
DepositsOnFlightEquipment
|
1344000000 | USD |
| CY2018Q4 | us-gaap |
Deposits On Flight Equipment
DepositsOnFlightEquipment
|
1177000000 | USD |
| CY2016 | us-gaap |
Depreciation And Amortization
DepreciationAndAmortization
|
1977000000 | USD |
| CY2017 | us-gaap |
Depreciation And Amortization
DepreciationAndAmortization
|
2149000000 | USD |
| CY2018Q2 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
2.48 | |
| CY2018Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
3.06 | |
| CY2018Q4 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.70 | |
| CY2018 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
7.70 | |
| CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.21 | |
| CY2017Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
2166000000 | USD |
| CY2018Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
2184000000 | USD |
| CY2018 | us-gaap |
Depreciation And Amortization
DepreciationAndAmortization
|
2240000000 | USD |
| CY2018 | us-gaap |
Derivative Loss On Derivative
DerivativeLossOnDerivative
|
33000000 | USD |
| CY2016 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
6.77 | |
| CY2017Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.32 | |
| CY2017Q2 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
2.67 | |
| CY2017Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
2.15 | |
| CY2017Q4 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.99 | |
| CY2017 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
7.08 | |
| CY2018Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.52 | |
| CY2018Q2 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
2.49 | |
| CY2018Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
3.07 | |
| CY2018Q4 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.71 | |
| CY2018 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
7.73 | |
| CY2016 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
6.76 | |
| CY2017Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.32 | |
| CY2017Q2 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
2.67 | |
| CY2017Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
2.15 | |
| CY2017Q4 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.98 | |
| CY2017 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
7.06 | |
| CY2018Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.52 | |
| CY2018Q4 | us-gaap |
Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
|
68000000 | USD |
| CY2018Q4 | us-gaap |
Equity Method Investments
EquityMethodInvestments
|
144000000 | USD |
| CY2017Q4 | us-gaap |
Finance Lease Liability Noncurrent
FinanceLeaseLiabilityNoncurrent
|
996000000 | USD |
| CY2018Q4 | us-gaap |
Finance Lease Liability Noncurrent
FinanceLeaseLiabilityNoncurrent
|
1134000000 | USD |
| CY2017Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
1313000000 | USD |
| CY2018Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
1380000000 | USD |
| CY2018Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Next Twelve Months
FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
|
61000000 | USD |
| CY2018Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Five
FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
|
37000000 | USD |
| CY2018Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Four
FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
|
40000000 | USD |
| CY2018Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Three
FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
|
50000000 | USD |
| CY2018Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Two
FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
|
55000000 | USD |
| CY2017Q4 | us-gaap |
Finite Lived Intangible Assets Gross
FiniteLivedIntangibleAssetsGross
|
1757000000 | USD |
| CY2018Q4 | us-gaap |
Finite Lived Intangible Assets Gross
FiniteLivedIntangibleAssetsGross
|
1756000000 | USD |
| CY2017Q4 | us-gaap |
Flight Equipment Gross
FlightEquipmentGross
|
28692000000 | USD |
| CY2018Q4 | us-gaap |
Flight Equipment Gross
FlightEquipmentGross
|
31607000000 | USD |
| CY2017Q4 | us-gaap |
Frequent Flier Liability Current
FrequentFlierLiabilityCurrent
|
2192000000 | USD |
| CY2018Q4 | us-gaap |
Frequent Flier Liability Current
FrequentFlierLiabilityCurrent
|
2286000000 | USD |
| CY2017Q4 | us-gaap |
Frequent Flier Liability Noncurrent
FrequentFlierLiabilityNoncurrent
|
2591000000 | USD |
| CY2018 | us-gaap |
Income Tax Reconciliation Change In Enacted Tax Rate
IncomeTaxReconciliationChangeInEnactedTaxRate
|
3000000 | USD |
| CY2016 | us-gaap |
Income Tax Reconciliation Foreign Income Tax Rate Differential
IncomeTaxReconciliationForeignIncomeTaxRateDifferential
|
0 | USD |
| CY2017 | us-gaap |
Income Tax Reconciliation Foreign Income Tax Rate Differential
IncomeTaxReconciliationForeignIncomeTaxRateDifferential
|
-43000000 | USD |
| CY2018 | us-gaap |
Income Tax Reconciliation Foreign Income Tax Rate Differential
IncomeTaxReconciliationForeignIncomeTaxRateDifferential
|
-84000000 | USD |
| CY2016 | us-gaap |
Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
|
1320000000 | USD |
| CY2017 | us-gaap |
Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
|
1064000000 | USD |
| CY2018Q4 | us-gaap |
Frequent Flier Liability Noncurrent
FrequentFlierLiabilityNoncurrent
|
2719000000 | USD |
| CY2016 | us-gaap |
Fuel Costs
FuelCosts
|
5813000000 | USD |
| CY2017 | us-gaap |
Fuel Costs
FuelCosts
|
6913000000 | USD |
| CY2018 | us-gaap |
Fuel Costs
FuelCosts
|
9307000000 | USD |
| CY2016 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
1000000 | USD |
| CY2017 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD |
| CY2018 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD |
| CY2017Q4 | us-gaap |
Goodwill
Goodwill
|
4523000000 | USD |
| CY2018Q4 | us-gaap |
Goodwill
Goodwill
|
4523000000 | USD |
| CY2016 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
3773000000 | USD |
| CY2017 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
3040000000 | USD |
| CY2018 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
2658000000 | USD |
| CY2016 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
1539000000 | USD |
| CY2017 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
896000000 | USD |
| CY2018 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
529000000 | USD |
| CY2016 | us-gaap |
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
20000000 | USD |
| CY2017 | us-gaap |
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
-16000000 | USD |
| CY2018 | us-gaap |
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
-3000000 | USD |
| CY2016 | us-gaap |
Income Tax Reconciliation Change In Enacted Tax Rate
IncomeTaxReconciliationChangeInEnactedTaxRate
|
-12000000 | USD |
| CY2017 | us-gaap |
Income Tax Reconciliation Change In Enacted Tax Rate
IncomeTaxReconciliationChangeInEnactedTaxRate
|
12000000 | USD |
| CY2018 | us-gaap |
Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
|
558000000 | USD |
| CY2016 | us-gaap |
Income Tax Reconciliation Nondeductible Expense Meals And Entertainment
IncomeTaxReconciliationNondeductibleExpenseMealsAndEntertainment
|
16000000 | USD |
| CY2017 | us-gaap |
Income Tax Reconciliation Nondeductible Expense Meals And Entertainment
IncomeTaxReconciliationNondeductibleExpenseMealsAndEntertainment
|
17000000 | USD |
| CY2018 | us-gaap |
Income Tax Reconciliation Nondeductible Expense Meals And Entertainment
IncomeTaxReconciliationNondeductibleExpenseMealsAndEntertainment
|
12000000 | USD |
| CY2016 | us-gaap |
Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
|
-26000000 | USD |
| CY2017 | us-gaap |
Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
|
8000000 | USD |
| CY2018 | us-gaap |
Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
|
13000000 | USD |
| CY2016 | us-gaap |
Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
|
38000000 | USD |
| CY2017 | us-gaap |
Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
|
30000000 | USD |
| CY2018 | us-gaap |
Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
|
29000000 | USD |
| CY2016 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
14000000 | USD |
| CY2017 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
20000000 | USD |
| CY2018 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
19000000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
239000000 | USD |
| CY2017 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
66000000 | USD |
| CY2018 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
130000000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Air Traffic Liability1
IncreaseDecreaseInAirTrafficLiability1
|
-28000000 | USD |
| CY2017 | us-gaap |
Increase Decrease In Air Traffic Liability1
IncreaseDecreaseInAirTrafficLiability1
|
145000000 | USD |
| CY2018 | us-gaap |
Increase Decrease In Air Traffic Liability1
IncreaseDecreaseInAirTrafficLiability1
|
441000000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
296000000 | USD |
| CY2017 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
533000000 | USD |
| CY2018 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
-29000000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
|
-438000000 | USD |
| CY2017 | us-gaap |
Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
|
-475000000 | USD |
| CY2018 | us-gaap |
Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
|
-82000000 | USD |
| CY2016 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
16000000 | USD |
| CY2017 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
183000000 | USD |
| CY2018 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
29000000 | USD |
| CY2016 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
400000 | shares |
| CY2017 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
900000 | shares |
| CY2018 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
1200000 | shares |
| CY2017Q4 | us-gaap |
Indefinite Lived Intangible Assets Excluding Goodwill
IndefiniteLivedIntangibleAssetsExcludingGoodwill
|
3095000000 | USD |
| CY2018Q4 | us-gaap |
Indefinite Lived Intangible Assets Excluding Goodwill
IndefiniteLivedIntangibleAssetsExcludingGoodwill
|
2783000000 | USD |
| CY2017Q4 | us-gaap |
Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
|
3539000000 | USD |
| CY2018Q4 | us-gaap |
Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
|
3159000000 | USD |
| CY2016 | us-gaap |
Interest Costs Capitalized Adjustment
InterestCostsCapitalizedAdjustment
|
72000000 | USD |
| CY2017 | us-gaap |
Interest Costs Capitalized Adjustment
InterestCostsCapitalizedAdjustment
|
84000000 | USD |
| CY2018 | us-gaap |
Interest Costs Capitalized Adjustment
InterestCostsCapitalizedAdjustment
|
70000000 | USD |
| CY2016 | us-gaap |
Interest Expense
InterestExpense
|
674000000 | USD |
| CY2017 | us-gaap |
Interest Expense
InterestExpense
|
671000000 | USD |
| CY2018 | us-gaap |
Interest Expense
InterestExpense
|
729000000 | USD |
| CY2016 | us-gaap |
Interest Paid Net
InterestPaidNet
|
584000000 | USD |
| CY2017 | us-gaap |
Interest Paid Net
InterestPaidNet
|
571000000 | USD |
| CY2018 | us-gaap |
Interest Paid Net
InterestPaidNet
|
651000000 | USD |
| CY2016 | us-gaap |
Investment Income Interest
InvestmentIncomeInterest
|
42000000 | USD |
| CY2017 | us-gaap |
Investment Income Interest
InvestmentIncomeInterest
|
57000000 | USD |
| CY2018 | us-gaap |
Investment Income Interest
InvestmentIncomeInterest
|
101000000 | USD |
| CY2017Q4 | us-gaap |
Investments And Other Noncurrent Assets
InvestmentsAndOtherNoncurrentAssets
|
806000000 | USD |
| CY2018Q4 | us-gaap |
Investments And Other Noncurrent Assets
InvestmentsAndOtherNoncurrentAssets
|
966000000 | USD |
| CY2016 | us-gaap |
Labor And Related Expense
LaborAndRelatedExpense
|
10176000000 | USD |
| CY2017 | us-gaap |
Labor And Related Expense
LaborAndRelatedExpense
|
10941000000 | USD |
| CY2018 | us-gaap |
Labor And Related Expense
LaborAndRelatedExpense
|
11458000000 | USD |
| CY2016 | us-gaap |
Landing Fees And Other Rentals
LandingFeesAndOtherRentals
|
2165000000 | USD |
| CY2017 | us-gaap |
Landing Fees And Other Rentals
LandingFeesAndOtherRentals
|
2240000000 | USD |
| CY2018 | us-gaap |
Landing Fees And Other Rentals
LandingFeesAndOtherRentals
|
2359000000 | USD |
| CY2017Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
42346000000 | USD |
| CY2018Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
44792000000 | USD |
| CY2017Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
12763000000 | USD |
| CY2018Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
13212000000 | USD |
| CY2017Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
1565000000 | USD |
| CY2018Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
1230000000 | USD |
| CY2017Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
11703000000 | USD |
| CY2018Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
12215000000 | USD |
| CY2016 | us-gaap |
Loss On Contract Termination
LossOnContractTermination
|
0 | USD |
| CY2017 | us-gaap |
Loss On Contract Termination
LossOnContractTermination
|
0 | USD |
| CY2018Q1 | us-gaap |
Loss On Contract Termination
LossOnContractTermination
|
0 | USD |
| CY2018Q2 | us-gaap |
Loss On Contract Termination
LossOnContractTermination
|
0 | USD |
| CY2018Q3 | us-gaap |
Loss On Contract Termination
LossOnContractTermination
|
0 | USD |
| CY2018Q4 | us-gaap |
Loss On Contract Termination
LossOnContractTermination
|
64000000 | USD |
| CY2018 | us-gaap |
Loss On Contract Termination
LossOnContractTermination
|
64000000 | USD |
| CY2016 | us-gaap |
Net Cash Provided By Used In Financing Activities Continuing Operations
NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
|
-3213000000 | USD |
| CY2017 | us-gaap |
Net Cash Provided By Used In Financing Activities Continuing Operations
NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
|
-195000000 | USD |
| CY2018 | us-gaap |
Net Cash Provided By Used In Financing Activities Continuing Operations
NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
|
-1410000000 | USD |
| CY2016 | us-gaap |
Net Cash Provided By Used In Investing Activities Continuing Operations
NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
|
-3238000000 | USD |
| CY2017 | us-gaap |
Net Cash Provided By Used In Investing Activities Continuing Operations
NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
|
-3930000000 | USD |
| CY2018 | us-gaap |
Net Cash Provided By Used In Investing Activities Continuing Operations
NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
|
-4563000000 | USD |
| CY2016 | us-gaap |
Net Cash Provided By Used In Operating Activities Continuing Operations
NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
|
5542000000 | USD |
| CY2017 | us-gaap |
Net Cash Provided By Used In Operating Activities Continuing Operations
NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
|
3413000000 | USD |
| CY2018 | us-gaap |
Net Cash Provided By Used In Operating Activities Continuing Operations
NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
|
6181000000 | USD |
| CY2016 | us-gaap |
Net Income Loss
NetIncomeLoss
|
2234000000 | USD |
| CY2017Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
99000000 | USD |
| CY2017Q2 | us-gaap |
Net Income Loss
NetIncomeLoss
|
821000000 | USD |
| CY2017Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
645000000 | USD |
| CY2017Q4 | us-gaap |
Net Income Loss
NetIncomeLoss
|
579000000 | USD |
| CY2017 | us-gaap |
Net Income Loss
NetIncomeLoss
|
2144000000 | USD |
| CY2018Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
147000000 | USD |
| CY2018Q2 | us-gaap |
Net Income Loss
NetIncomeLoss
|
684000000 | USD |
| CY2018Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
836000000 | USD |
| CY2018Q4 | us-gaap |
Net Income Loss
NetIncomeLoss
|
462000000 | USD |
| CY2018 | us-gaap |
Net Income Loss
NetIncomeLoss
|
2129000000 | USD |
| CY2016 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
2234000000 | USD |
| CY2017 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
2144000000 | USD |
| CY2018 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
2129000000 | USD |
| CY2016 | us-gaap |
Noncash Or Part Noncash Acquisition Fixed Assets Acquired1
NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1
|
386000000 | USD |
| CY2017 | us-gaap |
Noncash Or Part Noncash Acquisition Fixed Assets Acquired1
NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1
|
935000000 | USD |
| CY2018 | us-gaap |
Noncash Or Part Noncash Acquisition Fixed Assets Acquired1
NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1
|
174000000 | USD |
| CY2016 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
-571000000 | USD |
| CY2017 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
-631000000 | USD |
| CY2018 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
-634000000 | USD |
| CY2017Q4 | us-gaap |
Notes And Loans Receivable Net Noncurrent
NotesAndLoansReceivableNetNoncurrent
|
46000000 | USD |
| CY2018Q4 | us-gaap |
Notes And Loans Receivable Net Noncurrent
NotesAndLoansReceivableNetNoncurrent
|
516000000 | USD |
| CY2016 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
4344000000 | USD |
| CY2017Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
320000000 | USD |
| CY2017Q2 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
1437000000 | USD |
| CY2017Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
1138000000 | USD |
| CY2017Q4 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
776000000 | USD |
| CY2017 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
3671000000 | USD |
| CY2018Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
276000000 | USD |
| CY2018Q2 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
1161000000 | USD |
| CY2018Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
1203000000 | USD |
| CY2018Q4 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
652000000 | USD |
| CY2018 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
3292000000 | USD |
| CY2017Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
9005000000 | USD |
| CY2018Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
9269000000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Defined Benefit Plan Net Prior Service Costs Credit Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax
|
-30000000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Defined Benefit Plan Net Prior Service Costs Credit Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax
|
0 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Defined Benefit Plan Net Prior Service Costs Credit Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax
|
3000000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
|
560000000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
|
306000000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
|
380000000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
-334000000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
-239000000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
289000000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Tax
OtherComprehensiveIncomeLossBeforeReclassificationsTax
|
-187000000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Tax
OtherComprehensiveIncomeLossBeforeReclassificationsTax
|
-74000000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Tax
OtherComprehensiveIncomeLossBeforeReclassificationsTax
|
83000000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
316000000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
1000000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
|
0 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
2000000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-200000000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
338000000 | USD |
| CY2016 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
313000000 | USD |
| CY2017 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
195000000 | USD |
| CY2018 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-342000000 | USD |
| CY2016 | us-gaap |
Other Cost And Expense Operating
OtherCostAndExpenseOperating
|
5317000000 | USD |
| CY2017 | us-gaap |
Other Cost And Expense Operating
OtherCostAndExpenseOperating
|
5550000000 | USD |
| CY2018 | us-gaap |
Other Cost And Expense Operating
OtherCostAndExpenseOperating
|
5801000000 | USD |
| CY2017Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
8150000000 | USD |
| CY2018Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
8236000000 | USD |
| CY2016 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-11000000 | USD |
| CY2017 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-101000000 | USD |
| CY2018 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-76000000 | USD |
| CY2016 | us-gaap |
Other Operating Activities Cash Flow Statement
OtherOperatingActivitiesCashFlowStatement
|
109000000 | USD |
| CY2017 | us-gaap |
Other Operating Activities Cash Flow Statement
OtherOperatingActivitiesCashFlowStatement
|
141000000 | USD |
| CY2018 | us-gaap |
Other Operating Activities Cash Flow Statement
OtherOperatingActivitiesCashFlowStatement
|
170000000 | USD |
| CY2017Q4 | us-gaap |
Other Postretirement Defined Benefit Plan Liabilities Noncurrent
OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent
|
1602000000 | USD |
| CY2018Q4 | us-gaap |
Other Postretirement Defined Benefit Plan Liabilities Noncurrent
OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent
|
1295000000 | USD |
| CY2017Q4 | us-gaap |
Other Sundry Liabilities Noncurrent
OtherSundryLiabilitiesNoncurrent
|
1832000000 | USD |
| CY2018Q4 | us-gaap |
Other Sundry Liabilities Noncurrent
OtherSundryLiabilitiesNoncurrent
|
1832000000 | USD |
| CY2016 | us-gaap |
Payments For Proceeds From Investments
PaymentsForProceedsFromInvestments
|
-2712000000 | USD |
| CY2017 | us-gaap |
Payments For Proceeds From Investments
PaymentsForProceedsFromInvestments
|
-3177000000 | USD |
| CY2018 | us-gaap |
Payments For Proceeds From Investments
PaymentsForProceedsFromInvestments
|
-2616000000 | USD |
| CY2016 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-111000000 | USD |
| CY2017 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-164000000 | USD |
| CY2018 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-155000000 | USD |
| CY2016 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
64000000 | USD |
| CY2016 | us-gaap |
Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
|
2614000000 | USD |
| CY2017 | us-gaap |
Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
|
1844000000 | USD |
| CY2018 | us-gaap |
Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
|
1235000000 | USD |
| CY2017 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
80000000 | USD |
| CY2018 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
37000000 | USD |
| CY2016 | us-gaap |
Payments To Acquire Interest In Subsidiaries And Affiliates
PaymentsToAcquireInterestInSubsidiariesAndAffiliates
|
14000000 | USD |
| CY2017 | us-gaap |
Payments To Acquire Interest In Subsidiaries And Affiliates
PaymentsToAcquireInterestInSubsidiariesAndAffiliates
|
2000000 | USD |
| CY2018 | us-gaap |
Payments To Acquire Interest In Subsidiaries And Affiliates
PaymentsToAcquireInterestInSubsidiariesAndAffiliates
|
139000000 | USD |
| CY2016 | us-gaap |
Payments To Acquire Investments
PaymentsToAcquireInvestments
|
2768000000 | USD |
| CY2017 | us-gaap |
Payments To Acquire Investments
PaymentsToAcquireInvestments
|
3241000000 | USD |
| CY2018 | us-gaap |
Payments To Acquire Investments
PaymentsToAcquireInvestments
|
2552000000 | USD |
| CY2016 | us-gaap |
Payments To Acquire Loans Receivable
PaymentsToAcquireLoansReceivable
|
56000000 | USD |
| CY2017 | us-gaap |
Payments To Acquire Loans Receivable
PaymentsToAcquireLoansReceivable
|
30000000 | USD |
| CY2018 | us-gaap |
Payments To Acquire Loans Receivable
PaymentsToAcquireLoansReceivable
|
466000000 | USD |
| CY2016 | us-gaap |
Payments To Acquire Productive Assets
PaymentsToAcquireProductiveAssets
|
3223000000 | USD |
| CY2017 | us-gaap |
Payments To Acquire Productive Assets
PaymentsToAcquireProductiveAssets
|
3998000000 | USD |
| CY2018 | us-gaap |
Payments To Acquire Productive Assets
PaymentsToAcquireProductiveAssets
|
4177000000 | USD |
| CY2016 | us-gaap |
Postemployment Benefits Period Expense
PostemploymentBenefitsPeriodExpense
|
37000000 | USD |
| CY2017Q1 | us-gaap |
Postemployment Benefits Period Expense
PostemploymentBenefitsPeriodExpense
|
37000000 | USD |
| CY2017Q2 | us-gaap |
Postemployment Benefits Period Expense
PostemploymentBenefitsPeriodExpense
|
41000000 | USD |
| CY2017Q3 | us-gaap |
Postemployment Benefits Period Expense
PostemploymentBenefitsPeriodExpense
|
23000000 | USD |
| CY2017Q4 | us-gaap |
Postemployment Benefits Period Expense
PostemploymentBenefitsPeriodExpense
|
15000000 | USD |
| CY2017 | us-gaap |
Postemployment Benefits Period Expense
PostemploymentBenefitsPeriodExpense
|
116000000 | USD |
| CY2018Q1 | us-gaap |
Postemployment Benefits Period Expense
PostemploymentBenefitsPeriodExpense
|
14000000 | USD |
| CY2018Q2 | us-gaap |
Postemployment Benefits Period Expense
PostemploymentBenefitsPeriodExpense
|
11000000 | USD |
| CY2018Q3 | us-gaap |
Postemployment Benefits Period Expense
PostemploymentBenefitsPeriodExpense
|
9000000 | USD |
| CY2018Q4 | us-gaap |
Postemployment Benefits Period Expense
PostemploymentBenefitsPeriodExpense
|
7000000 | USD |
| CY2018 | us-gaap |
Postemployment Benefits Period Expense
PostemploymentBenefitsPeriodExpense
|
41000000 | USD |
| CY2018Q4 | us-gaap |
Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
|
0.01 | |
| CY2018Q4 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
250000000 | shares |
| CY2018Q4 | us-gaap |
Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
|
2 | shares |
| CY2017Q4 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
0 | USD |
| CY2018Q4 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
0 | USD |
| CY2017Q4 | us-gaap |
Prepaid Expense And Other Assets Current
PrepaidExpenseAndOtherAssetsCurrent
|
1071000000 | USD |
| CY2018Q4 | us-gaap |
Prepaid Expense And Other Assets Current
PrepaidExpenseAndOtherAssetsCurrent
|
913000000 | USD |
| CY2018Q4 | us-gaap |
Prescription Drug Subsidy Receipts After Year Five
PrescriptionDrugSubsidyReceiptsAfterYearFive
|
38000000 | USD |
| CY2018Q4 | us-gaap |
Prescription Drug Subsidy Receipts Next Twelve Months
PrescriptionDrugSubsidyReceiptsNextTwelveMonths
|
5000000 | USD |
| CY2018Q4 | us-gaap |
Prescription Drug Subsidy Receipts Year Five1
PrescriptionDrugSubsidyReceiptsYearFive1
|
7000000 | USD |
| CY2018Q4 | us-gaap |
Prescription Drug Subsidy Receipts Year Four1
PrescriptionDrugSubsidyReceiptsYearFour1
|
6000000 | USD |
| CY2018Q4 | us-gaap |
Prescription Drug Subsidy Receipts Year Three1
PrescriptionDrugSubsidyReceiptsYearThree1
|
6000000 | USD |
| CY2018Q4 | us-gaap |
Prescription Drug Subsidy Receipts Year Two1
PrescriptionDrugSubsidyReceiptsYearTwo1
|
6000000 | USD |
| CY2016 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
808000000 | USD |
| CY2017 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
2765000000 | USD |
| CY2018 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
1740000000 | USD |
| CY2016 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
8000000 | USD |
| CY2017 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-11000000 | USD |
| CY2018 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-17000000 | USD |
| CY2017Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
26208000000 | USD |
| CY2018Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
28329000000 | USD |
| CY2017Q4 | us-gaap |
Property Plant And Equipment Other
PropertyPlantAndEquipmentOther
|
6946000000 | USD |
| CY2018Q4 | us-gaap |
Property Plant And Equipment Other
PropertyPlantAndEquipmentOther
|
7919000000 | USD |
| CY2017Q4 | us-gaap |
Property Plant And Equipment Owned Accumulated Depreciation
PropertyPlantAndEquipmentOwnedAccumulatedDepreciation
|
11159000000 | USD |
| CY2018Q4 | us-gaap |
Property Plant And Equipment Owned Accumulated Depreciation
PropertyPlantAndEquipmentOwnedAccumulatedDepreciation
|
12760000000 | USD |
| CY2017Q4 | us-gaap |
Property Plant And Equipment Owned Gross
PropertyPlantAndEquipmentOwnedGross
|
35638000000 | USD |
| CY2018Q4 | us-gaap |
Property Plant And Equipment Owned Gross
PropertyPlantAndEquipmentOwnedGross
|
39526000000 | USD |
| CY2017Q4 | us-gaap |
Property Plant And Equipment Owned Net
PropertyPlantAndEquipmentOwnedNet
|
24479000000 | USD |
| CY2018Q4 | us-gaap |
Property Plant And Equipment Owned Net
PropertyPlantAndEquipmentOwnedNet
|
26766000000 | USD |
| CY2018Q4 | us-gaap |
Property Plant And Equipment Salvage Value Percentage
PropertyPlantAndEquipmentSalvageValuePercentage
|
0.10 | |
| CY2017Q4 | us-gaap |
Receivables Net Current
ReceivablesNetCurrent
|
1340000000 | USD |
| CY2018Q4 | us-gaap |
Receivables Net Current
ReceivablesNetCurrent
|
1346000000 | USD |
| CY2016 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
-336000000 | USD |
| CY2017 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
-39000000 | USD |
| CY2018 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
-49000000 | USD |
| CY2016 | us-gaap |
Reclassification From Aoci Current Period Tax
ReclassificationFromAociCurrentPeriodTax
|
95000000 | USD |
| CY2017 | us-gaap |
Reclassification From Aoci Current Period Tax
ReclassificationFromAociCurrentPeriodTax
|
-21000000 | USD |
| CY2018 | us-gaap |
Reclassification From Aoci Current Period Tax
ReclassificationFromAociCurrentPeriodTax
|
-13000000 | USD |
| CY2016 | us-gaap |
Repayments Of Long Term Capital Lease Obligations
RepaymentsOfLongTermCapitalLeaseObligations
|
136000000 | USD |
| CY2017 | us-gaap |
Repayments Of Long Term Capital Lease Obligations
RepaymentsOfLongTermCapitalLeaseObligations
|
124000000 | USD |
| CY2018 | us-gaap |
Repayments Of Long Term Capital Lease Obligations
RepaymentsOfLongTermCapitalLeaseObligations
|
134000000 | USD |
| CY2016 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
1215000000 | USD |
| CY2017 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
901000000 | USD |
| CY2018 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
1727000000 | USD |
| CY2016Q4 | us-gaap |
Restricted Cash And Cash Equivalents Noncurrent
RestrictedCashAndCashEquivalentsNoncurrent
|
124000000 | USD |
| CY2017Q4 | us-gaap |
Restricted Cash And Cash Equivalents Noncurrent
RestrictedCashAndCashEquivalentsNoncurrent
|
91000000 | USD |
| CY2018Q4 | us-gaap |
Restricted Cash And Cash Equivalents Noncurrent
RestrictedCashAndCashEquivalentsNoncurrent
|
105000000 | USD |
| CY2016 | us-gaap |
Restructuring Charges
RestructuringCharges
|
74000000 | USD |
| CY2017 | us-gaap |
Restructuring Charges
RestructuringCharges
|
0 | USD |
| CY2018 | us-gaap |
Restructuring Charges
RestructuringCharges
|
0 | USD |
| CY2016 | us-gaap |
Restructuring Costs And Asset Impairment Charges
RestructuringCostsAndAssetImpairmentCharges
|
391000000 | USD |
| CY2017 | us-gaap |
Restructuring Costs And Asset Impairment Charges
RestructuringCostsAndAssetImpairmentCharges
|
35000000 | USD |
| CY2018 | us-gaap |
Restructuring Costs And Asset Impairment Charges
RestructuringCostsAndAssetImpairmentCharges
|
416000000 | USD |
| CY2016 | us-gaap |
Restructuring Settlement And Impairment Provisions
RestructuringSettlementAndImpairmentProvisions
|
745000000 | USD |
| CY2017Q1 | us-gaap |
Restructuring Settlement And Impairment Provisions
RestructuringSettlementAndImpairmentProvisions
|
51000000 | USD |
| CY2017Q2 | us-gaap |
Restructuring Settlement And Impairment Provisions
RestructuringSettlementAndImpairmentProvisions
|
44000000 | USD |
| CY2017Q3 | us-gaap |
Restructuring Settlement And Impairment Provisions
RestructuringSettlementAndImpairmentProvisions
|
50000000 | USD |
| CY2017Q4 | us-gaap |
Restructuring Settlement And Impairment Provisions
RestructuringSettlementAndImpairmentProvisions
|
31000000 | USD |
| CY2017 | us-gaap |
Restructuring Settlement And Impairment Provisions
RestructuringSettlementAndImpairmentProvisions
|
176000000 | USD |
| CY2018Q1 | us-gaap |
Restructuring Settlement And Impairment Provisions
RestructuringSettlementAndImpairmentProvisions
|
40000000 | USD |
| CY2018Q2 | us-gaap |
Restructuring Settlement And Impairment Provisions
RestructuringSettlementAndImpairmentProvisions
|
129000000 | USD |
| CY2018Q3 | us-gaap |
Restructuring Settlement And Impairment Provisions
RestructuringSettlementAndImpairmentProvisions
|
17000000 | USD |
| CY2018Q4 | us-gaap |
Restructuring Settlement And Impairment Provisions
RestructuringSettlementAndImpairmentProvisions
|
301000000 | USD |
| CY2018 | us-gaap |
Restructuring Settlement And Impairment Provisions
RestructuringSettlementAndImpairmentProvisions
|
487000000 | USD |
| CY2017Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
4549000000 | USD |
| CY2018Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
6668000000 | USD |
| CY2016 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
36558000000 | USD |
| CY2017Q1 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
8426000000 | USD |
| CY2017Q2 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
10008000000 | USD |
| CY2017Q3 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
9899000000 | USD |
| CY2017Q4 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
9451000000 | USD |
| CY2017 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
37784000000 | USD |
| CY2018Q1 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
9032000000 | USD |
| CY2018Q2 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
10777000000 | USD |
| CY2018Q3 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
11003000000 | USD |
| CY2018Q4 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
10491000000 | USD |
| CY2018 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
41303000000 | USD |
| CY2016 | us-gaap |
Selling Expense
SellingExpense
|
1395000000 | USD |
| CY2017 | us-gaap |
Selling Expense
SellingExpense
|
1435000000 | USD |
| CY2018 | us-gaap |
Selling Expense
SellingExpense
|
1558000000 | USD |
| CY2016 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
|
80000000 | USD |
| CY2017 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
|
76000000 | USD |
| CY2018 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
|
70000000 | USD |
| CY2018Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
|
200000 | shares |
| CY2018Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
|
47.07 | |
| CY2018Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
|
12000000 | USD |
| CY2018Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
|
400000 | shares |
| CY2018Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
|
55.62 | |
| CY2018Q4 | us-gaap |
Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
|
6000000 | USD |
| CY2018 | us-gaap |
Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1
|
P3Y9M18D | |
| CY2018 | us-gaap |
Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2
|
P5Y9M18D | |
| CY2017Q4 | us-gaap |
Short Term Investments
ShortTermInvestments
|
2316000000 | USD |
| CY2018Q4 | us-gaap |
Short Term Investments
ShortTermInvestments
|
2256000000 | USD |
| CY2016 | us-gaap |
Stock Issued During Period Value Stock Options Exercised
StockIssuedDuringPeriodValueStockOptionsExercised
|
6000000 | USD |
| CY2017 | us-gaap |
Stock Issued During Period Value Stock Options Exercised
StockIssuedDuringPeriodValueStockOptionsExercised
|
2000000 | USD |
| CY2017 | us-gaap |
Stock Issued During Period Value Treasury Stock Reissued
StockIssuedDuringPeriodValueTreasuryStockReissued
|
-12000000 | USD |
| CY2018 | us-gaap |
Stock Issued During Period Value Treasury Stock Reissued
StockIssuedDuringPeriodValueTreasuryStockReissued
|
-16000000 | USD |
| CY2017Q4 | us-gaap |
Stock Repurchase Program Authorized Amount1
StockRepurchaseProgramAuthorizedAmount1
|
3000000000.0 | USD |
| CY2018Q4 | us-gaap |
Stock Repurchase Program Remaining Authorized Repurchase Amount1
StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
|
1800000000 | USD |
| CY2015Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
8966000000 | USD |
| CY2016Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
8574000000 | USD |
| CY2017Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
8734000000 | USD |
| CY2018Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
9995000000 | USD |
| CY2016 | us-gaap |
Stockholders Equity Other
StockholdersEquityOther
|
59000000 | USD |
| CY2018 | us-gaap |
Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
|
17500000 | shares |
| CY2017Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
769000000 | USD |
| CY2018Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
1993000000 | USD |
| CY2016 | us-gaap |
Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
|
2607000000 | USD |
| CY2017 | us-gaap |
Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
|
1844000000 | USD |
| CY2018 | us-gaap |
Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
|
1200000000 | USD |
| CY2018 | us-gaap |
Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
|
1250000000 | USD |
| CY2016Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
74000000 | USD |
| CY2017Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
21000000 | USD |
| CY2018Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
39000000 | USD |
| CY2018Q4 | us-gaap |
Unrecognized Tax Benefits That Would Impact Effective Tax Rate
UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
|
39000000 | USD |
| CY2018Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Balance On Fifth Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary
|
1900000000 | USD |
| CY2018Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Balance On First Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary
|
4200000000 | USD |
| CY2018Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Balance On Fourth Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary
|
2800000000 | USD |
| CY2018Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Balance On Second Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary
|
5300000000 | USD |
| CY2018Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Balance On Third Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary
|
3500000000 | USD |
| CY2018Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Balance Sheet Amount
UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount
|
24700000000 | USD |
| CY2018Q4 | us-gaap |
Unrecorded Unconditional Purchase Obligation Due After Five Years
UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears
|
7000000000 | USD |
| CY2016 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
330300000 | shares |
| CY2017 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
303600000 | shares |
| CY2018 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
276700000 | shares |
| CY2016 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
329900000 | shares |
| CY2017 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
302700000 | shares |
| CY2018 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
275500000 | shares |
| CY2018 | us-gaap |
Use Of Estimates
UseOfEstimates
|
<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Use of Estimates—</font><font style="font-family:inherit;font-size:10pt;">The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America ("GAAP") requires management to make estimates and assumptions that affect the amounts reported in these financial statements and accompanying notes. Actual results could differ from those estimates.</font></div></div> |
