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DERIVATIVE INSTRUMENTS - Additional Information (Detail)
3 Months Ended 6 Months Ended
Jun. 30, 2012
USD ($)
currency
Y
Jun. 30, 2011
USD ($)
Jun. 30, 2012
USD ($)
currency
Y
Jun. 30, 2011
USD ($)
Sep. 30, 2011
Cash flow hedges
Dedesignated
USD ($)
Jun. 30, 2012
Variable interest rate yen-denominated Samurai notes due July 2014
JPY (¥)
Dec. 31, 2011
Variable interest rate yen-denominated Samurai notes due July 2014
JPY (¥)
Jul. 31, 2011
Variable interest rate yen-denominated Samurai notes due July 2014
JPY (¥)
Jun. 30, 2012
2.65% senior notes due February 2017
USD ($)
Jun. 30, 2012
2.65% senior notes due February 2017
JPY (¥)
Jun. 30, 2012
4.00% senior notes due February 2022
USD ($)
Jun. 30, 2012
4.00% senior notes due February 2022
JPY (¥)
Derivative Instruments and Hedging Activities Disclosure [Line Items]                        
Number of currencies related to foreign currency swaps 2   2                  
Hedging activity, weighted-average period (in years) 14   14                  
Notes payable, principal amount           ¥ 5,500,000,000 ¥ 5,500,000,000 ¥ 5,500,000,000 $ 400,000,000   $ 350,000,000  
Notes payable, effective principal amount                   30,900,000,000   27,000,000,000
Debt Instrument, Interest Rate, Stated Percentage           1.34% 1.34%   2.65% 2.65% 4.00% 4.00%
Notes payable, effective interest rate               1.475% 1.22% 1.22% 2.07% 2.07%
Foreign currency swaps used in cash flow hedging, notional amount of swaps de-designated         500,000,000              
Gain (loss) reclassified from accumulated other comprehensive income into earnings related to cash flow hedges 0 0 0 0                
Gain (loss) reclassified from accumulated other comprehensive income into earnings related to net investment hedges $ 0 $ 0 $ 0 $ 0