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DERIVATIVE INSTRUMENTS - Fair Value Hedges (Details) - Interest Rate Contracts - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Jul. 29, 2018
Jul. 30, 2017
Jul. 29, 2018
Jul. 30, 2017
Oct. 29, 2017
Fair Value Hedges          
Gains (losses) on ineffective portion of interest rate fair value hedge derivatives $ (1) $ 1 $ (4) $ 3  
Gain (Loss) on Fair Value Hedges          
Gains (losses) on interest rate contracts (8) 5 (279) (197)  
Net accrued interest income (expense) on interest rate contracts (2) 16 15 64  
Gains (losses) on borrowings 7 (4) 275 200  
Accrued interest expense on hedged borrowings 60 56 187 182  
Fair Value Hedges | Designated as Hedging Instruments          
Fair Value Hedges          
Notional amount of interest rate fair value hedge derivatives $ 7,792 $ 7,716 $ 7,792 $ 7,716 $ 8,661