Annual report pursuant to Section 13 and 15(d)

SHAREOWNERS' EQUITY - Activity Related to Noncontrolling Interests (Detail)

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SHAREOWNERS' EQUITY - Activity Related to Noncontrolling Interests (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Noncontrolling Interest [Line Items]      
Balance at beginning of period $ 73 $ 68 $ 66
Acquired noncontrolling interests 7 5 2
Dividends attributable to noncontrolling interests 0 0 0
Net income attributable to noncontrolling interests 0 0 0
Balance at end of period $ 80 $ 73 $ 68