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TRANSACTIONS WITH AGILENT (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Jan. 31, 2015
Oct. 31, 2014
Agilent [Member]    
Related Party Transaction [Line Items]    
Increase (decrease) in accounts payable, trade $ (25)  
Agilent [Member] | Affiliated Entity [Member]    
Related Party Transaction [Line Items]    
Percentage of ownership after transaction   100.00%