Quarterly report pursuant to Section 13 or 15(d)

SHAREOWNERS' EQUITY Amounts Reclassified from AOCI (Details)

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SHAREOWNERS' EQUITY Amounts Reclassified from AOCI (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax $ 39 $ (24) $ 3 $ (327)
Net Income [Member] [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
TotalOtherComprehensiveIncomeReclassification, Net of Tax (687) (59) (718) 27
Accumulated Translation Adjustment [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax     3 (166)
Accumulated Translation Adjustment [Member] | Other Expense [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment Realized upon Sale or Liquidation, before Tax 0 0 0 161
Accumulated Translation Adjustment [Member] | Income Tax Expense Benefit [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Foreign Currency Translation Reclassification Adjustment Realized upon Sale or Liquidation, Tax 0 0 0 0
Accumulated Translation Adjustment [Member] | Net Income [Member] [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax 0 0 0 161
Accumulated Net Unrealized Investment Gain (Loss) [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax     0 0
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax     0 0
Accumulated Net Unrealized Investment Gain (Loss) [Member] | Investment Income [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax 0 0 0 0
Accumulated Net Unrealized Investment Gain (Loss) [Member] | Income Tax Expense Benefit [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax 0 0 0 0
Accumulated Net Unrealized Investment Gain (Loss) [Member] | Net Income [Member] [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax 0 0 0 0
Unrealized gain (loss) on cash flow hedges, net of tax:
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Tax     1 48
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax     (3) (80)
Unrealized gain (loss) on cash flow hedges, net of tax: | Income Tax Expense Benefit [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Tax (2) 18 1 48
Unrealized gain (loss) on cash flow hedges, net of tax: | Net Income [Member] [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax 1 (31) (3) (80)
Unrealized gain (loss) on cash flow hedges, net of tax: | Interest Rate Contract [Member] | Interest Expense [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax (5) (5) (11) (10)
Unrealized gain (loss) on cash flow hedges, net of tax: | Foreign Exchange Contract [Member] | Interest Expense [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax 20 6 28 (44)
Unrealized gain (loss) on cash flow hedges, net of tax: | Foreign Exchange Contract [Member] | Revenue [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax (12) (12) (21) (26)
Unrealized gain (loss) on cash flow hedges, net of tax: | Commodity Contract [Member] | Fuel Expense [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax 0 (38) 0 (48)
Accumulated Defined Benefit Plans Adjustment [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Net of Tax     715 54
Accumulated Defined Benefit Plans Adjustment [Member] | LaborAndRelatedExpense [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive (Income) Loss, Amortization Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Prior Service Cost (Credit), before Tax (36) (44) (79) (88)
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, before Tax (320) 0 (320) 0
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, before Tax (746) 0 (746) 0
Accumulated Defined Benefit Plans Adjustment [Member] | Income Tax Expense Benefit [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax 414 16 430 34
Accumulated Defined Benefit Plans Adjustment [Member] | Net Income [Member] [Member]
        
AmountsReclassifiedFromAOCI [Line Items]        
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Net of Tax $ (688) $ (28) $ (715) $ (54)