DISCONTINUED OPERATIONS - Textuals (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Jan. 31, 2015
Jan. 31, 2014
Nov. 01, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Separation transaction costs $ 32 $ 18  
Transferred to Keysight      
Cash per separation agreement     700
Accumulated other comprehensive loss transferred to discontinued operations     332
Additional paid in capital transferred to discontinued operations     28
Transition Service Agreement      
Future transition service income 12    
Future yearly lease income 13    
Transition service and lease income 11    
Over funded cash      
Agilent receivable due from Keysight     $ 62