MARKETABLE SECURITIES - Contractual Maturities (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 03, 2019	Oct. 28, 2018	Oct. 29, 2017
Contractual Maturities of Debt Securities, Amortized Cost
Amortized cost, due in one year or less	$ 29
Amortized cost, due after one through five years	95
Amortized cost, due after five through 10 years	95
Amortized cost, due after 10 years	132
Amortized cost, mortgage-backed securities	155
Amortized cost, debt securities	506
Contractual Maturities of Debt Securities, Fair Value
Fair value, due in one year or less	26
Fair value, due after one through five years	98
Fair value, due after five through 10 years	100
Fair value, due after 10 years	138
Fair value, mortgage-backed securities	160
Fair value, debt securities	522
Proceeds from the sales of debt securities	31	$ 40	$ 109
Losses related to impairment write-downs	$ 0	$ 0	$ 0