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MARKETABLE SECURITIES - Contractual Maturities (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 28, 2018	Oct. 29, 2017	Oct. 30, 2016
Contractual Maturities of Debt Securities, Amortized Cost
Amortized cost, due in one year or less	$ 24
Amortized cost, due after one through five years	117
Amortized cost, due after five through 10 years	99
Amortized cost, due after 10 years	76
Amortized cost, mortgage-backed securities	144
Amortized cost, debt securities	460
Contractual Maturities of Debt Securities, Fair Value
Fair value, due in one year or less	23
Fair value, due after one through five years	115
Fair value, due after five through 10 years	96
Fair value, due after 10 years	73
Fair value, mortgage-backed securities	137
Fair value, debt securities	444
Proceeds from the sales of available-for-sale securities	40	$ 403	$ 62
Realized gains from sales of available-for-sale securities		275
Losses related to impairment write-downs	$ 0	$ 0	$ 0

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- Definition

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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-Publisher FASB
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-Topic 320
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-Section 50
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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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