EXIT OF NMR BUSINESS (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended
Jan. 31, 2015
Restructuring and Related Activities [Abstract]  
Expected number of positions to be eliminated 300
Number of Employees Pending Termination 200
Restructuring Reserve [Abstract]  
Beginning balance $ 17
Income statement expense 3
Inventory charges (1)
Cash payments (3)
Ending balance 16
Workforce Reduction  
Restructuring Reserve [Abstract]  
Beginning balance 14
Income statement expense 1
Inventory charges 0
Cash payments (3)
Ending balance 12
Special charges related to inventory and others  
Restructuring Reserve [Abstract]  
Beginning balance 3
Income statement expense 2
Inventory charges (1)
Cash payments 0
Ending balance $ 4