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DERIVATIVE INSTRUMENTS - Fair Value Hedges (Details) - Interest Rate Contracts - USD ($)
$ in Millions
Jan. 27, 2019
Oct. 28, 2018
Jan. 28, 2018
Fair Value Hedges | Designated as Hedging Instruments      
Fair Value Hedges      
Notional amount of interest rate fair value hedge derivatives $ 8,622 $ 8,479 $ 9,110
Long-term Borrowings Due in One Year      
Borrowings Designated in Fair Value Hedging Relationships      
Carrying Amount of Hedged Item 192    
Active Hedging Relationships 1    
Discontinued Relationships (4)    
Total (3)    
Long-term Borrowings      
Borrowings Designated in Fair Value Hedging Relationships      
Carrying Amount of Hedged Item 8,177    
Active Hedging Relationships (179)    
Discontinued Relationships (41)    
Total $ (220)