| SHAREOWNERS' EQUITY Amounts Reclassified from AOCI (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | |||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar. 31, 2013 | Mar. 31, 2012 | Mar. 31, 2013
 Net Income [Member] | Mar. 31, 2012
 Net Income [Member] | Mar. 31, 2013
 Accumulated Translation Adjustment [Member] | Mar. 31, 2012
 Accumulated Translation Adjustment [Member] | Mar. 31, 2013
 Accumulated Translation Adjustment [Member]
 Other Expense [Member] | Mar. 31, 2012
 Accumulated Translation Adjustment [Member]
 Other Expense [Member] | Mar. 31, 2013
 Accumulated Translation Adjustment [Member]
 Income Tax Expense Benefit [Member] | Mar. 31, 2012
 Accumulated Translation Adjustment [Member]
 Income Tax Expense Benefit [Member] | Mar. 31, 2013
 Accumulated Translation Adjustment [Member]
 Net Income [Member] | Mar. 31, 2012
 Accumulated Translation Adjustment [Member]
 Net Income [Member] | Mar. 31, 2013
 Accumulated Net Unrealized Investment Gain (Loss) [Member] | Mar. 31, 2012
 Accumulated Net Unrealized Investment Gain (Loss) [Member] | Mar. 31, 2013
 Accumulated Net Unrealized Investment Gain (Loss) [Member]
 Investment Income [Member] | Mar. 31, 2012
 Accumulated Net Unrealized Investment Gain (Loss) [Member]
 Investment Income [Member] | Mar. 31, 2013
 Accumulated Net Unrealized Investment Gain (Loss) [Member]
 Income Tax Expense Benefit [Member] | Mar. 31, 2012
 Accumulated Net Unrealized Investment Gain (Loss) [Member]
 Income Tax Expense Benefit [Member] | Mar. 31, 2013
 Accumulated Net Unrealized Investment Gain (Loss) [Member]
 Net Income [Member] | Mar. 31, 2012
 Accumulated Net Unrealized Investment Gain (Loss) [Member]
 Net Income [Member] | Mar. 31, 2013
 Unrealized gain (loss) on cash flow hedges, net of tax: | Mar. 31, 2012
 Unrealized gain (loss) on cash flow hedges, net of tax: | Mar. 31, 2013
 Unrealized gain (loss) on cash flow hedges, net of tax:
 Income Tax Expense Benefit [Member] | Mar. 31, 2012
 Unrealized gain (loss) on cash flow hedges, net of tax:
 Income Tax Expense Benefit [Member] | Mar. 31, 2013
 Unrealized gain (loss) on cash flow hedges, net of tax:
 Net Income [Member] | Mar. 31, 2012
 Unrealized gain (loss) on cash flow hedges, net of tax:
 Net Income [Member] | Mar. 31, 2013
 Unrealized gain (loss) on cash flow hedges, net of tax:
 Foreign Exchange Contract [Member]
 Sales [Member] | Mar. 31, 2012
 Unrealized gain (loss) on cash flow hedges, net of tax:
 Foreign Exchange Contract [Member]
 Sales [Member] | Mar. 31, 2013
 Unrealized gain (loss) on cash flow hedges, net of tax:
 Foreign Exchange Contract [Member]
 Interest Expense [Member] | Mar. 31, 2012
 Unrealized gain (loss) on cash flow hedges, net of tax:
 Foreign Exchange Contract [Member]
 Interest Expense [Member] | Mar. 31, 2013
 Unrealized gain (loss) on cash flow hedges, net of tax:
 Commodity Contract [Member]
 Fuel Expense [Member] | Mar. 31, 2012
 Unrealized gain (loss) on cash flow hedges, net of tax:
 Commodity Contract [Member]
 Fuel Expense [Member] | Mar. 31, 2013
 Unrealized gain (loss) on cash flow hedges, net of tax:
 Interest Rate Contract [Member]
 Interest Expense [Member] | Mar. 31, 2012
 Unrealized gain (loss) on cash flow hedges, net of tax:
 Interest Rate Contract [Member]
 Interest Expense [Member] | Mar. 31, 2013
 Accumulated Defined Benefit Plans Adjustment [Member] | Mar. 31, 2012
 Accumulated Defined Benefit Plans Adjustment [Member] | Mar. 31, 2013
 Accumulated Defined Benefit Plans Adjustment [Member]
 LaborAndRelatedExpense [Member] | Mar. 31, 2012
 Accumulated Defined Benefit Plans Adjustment [Member]
 LaborAndRelatedExpense [Member] | Mar. 31, 2013
 Accumulated Defined Benefit Plans Adjustment [Member]
 Income Tax Expense Benefit [Member] | Mar. 31, 2012
 Accumulated Defined Benefit Plans Adjustment [Member]
 Income Tax Expense Benefit [Member] | Mar. 31, 2013
 Accumulated Defined Benefit Plans Adjustment [Member]
 Net Income [Member] | Mar. 31, 2012
 Accumulated Defined Benefit Plans Adjustment [Member]
 Net Income [Member] | |
| AmountsReclassifiedFromAOCI [Line Items] | ||||||||||||||||||||||||||||||||||||||||||
| Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment Realized upon Sale or Liquidation, before Tax | $ 161 | $ 0 | ||||||||||||||||||||||||||||||||||||||||
| Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax | (303) | 91 | (142) | 91 | 161 | 0 | ||||||||||||||||||||||||||||||||||||
| Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax | 0 | 3 | ||||||||||||||||||||||||||||||||||||||||
| Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax | 0 | (1) | 0 | (1) | ||||||||||||||||||||||||||||||||||||||
| Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax | 0 | 2 | 0 | 2 | ||||||||||||||||||||||||||||||||||||||
| Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax | (14) | (12) | (50) | 16 | (10) | 0 | (5) | (5) | ||||||||||||||||||||||||||||||||||
| Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Tax | 30 | 0 | 30 | 0 | ||||||||||||||||||||||||||||||||||||||
| Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax | (49) | (1) | (49) | (1) | ||||||||||||||||||||||||||||||||||||||
| Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, before Tax | (44) | (44) | ||||||||||||||||||||||||||||||||||||||||
| Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax | 18 | 16 | ||||||||||||||||||||||||||||||||||||||||
| Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Net of Tax | 26 | 28 | (26) | (28) | ||||||||||||||||||||||||||||||||||||||
| Other Comprehensive Income (Loss), Foreign Currency Translation Reclassification Adjustment Realized upon Sale or Liquidation, Tax | 0 | 0 | ||||||||||||||||||||||||||||||||||||||||
| TotalOtherComprehensiveIncomeReclassification, Net of Tax | $ 86 | $ (27) | ||||||||||||||||||||||||||||||||||||||||