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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)
$ in Millions
12 Months Ended
Oct. 31, 2016
Oct. 31, 2015
Oct. 31, 2014
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES      
Advertising costs $ 169 $ 157 $ 174
Foreign exchange pretax net gains (losses) $ (38) $ 22 $ (47)