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           SHAREOWNERS' EQUITY - Roll-forward of Common Stock, Additional Paid-in Capital, and Retained Earnings Accounts (Parenthetical) (Detail) (Retained Earnings, USD $) 
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        12 Months Ended | ||
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           Dec. 31, 2012 
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           Dec. 31, 2011 
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           Dec. 31, 2010 
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           Retained Earnings 
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| Stockholders Equity Note [Line Items] | |||
| Dividends, per share | $ 2.28 | $ 2.08 | $ 1.88 | 
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- Details 
          
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- Definition 
          Aggregate dividends paid during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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