Annual report pursuant to Section 13 and 15(d)

SHAREOWNERS' EQUITY - Activity in Accumulated Other Comprehensive Income (Loss) (Parenthetical) (Detail)

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SHAREOWNERS' EQUITY - Activity in Accumulated Other Comprehensive Income (Loss) (Parenthetical) (Detail) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Foreign currency translation gain (loss)
      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Aggregate adjustment for the period, tax effect $ (9) $ 11 $ (34)
Unrealized gain (loss) on marketable securities, net of tax
      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Current period changes in fair value, tax effect 4 11 17
Reclassification to earnings, tax effect (3) (14) 6
Unrealized gain (loss) on cash flow hedges, net of tax
      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Current period changes in fair value, tax effect (25) (16) (4)
Reclassification to earnings, tax effect (24) 37 (19)
Unrecognized pension and postretirement benefit costs, net of tax
      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Reclassification to earnings, tax effect 1,876 378 150
Net actuarial gain (loss) and prior service cost resulting from remeasurements of plan assets and liabilities, tax effect $ (2,151) $ (622) $ (633)