FINANCING RECEIVABLES - Allowance for Credit Losses (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 28, 2019	Jul. 29, 2018	Jul. 28, 2019	Jul. 29, 2018	Oct. 28, 2018
Allowance:
Beginning of period balance	$ 182	$ 187	$ 178	$ 187
Provision	26	32	62	49
Write-offs	(36)	(36)	(85)	(72)
Recoveries	13	8	33	29
Translation adjustments		(4)	(3)	(6)
End of period balance	185	187	185	187
Financing receivables:
End of period balance	32,434	30,062	32,434	30,062	$ 31,254
Balance individually evaluated	155	134	155	134
Retail Notes
Allowance:
Beginning of period balance	115	120	113	121
Provision	7	8	21	13
Write-offs	(9)	(9)	(29)	(23)
Recoveries	5	3	15	13
Translation adjustments	2	(4)		(6)
End of period balance	120	118	120	118
Financing receivables:
End of period balance	22,049	20,703	22,049	20,703
Balance individually evaluated	145	120	145	120
Revolving Charge Accounts
Allowance:
Beginning of period balance	43	40	43	40
Provision	18	21	34	29
Write-offs	(26)	(26)	(51)	(44)
Recoveries	8	5	17	15
End of period balance	43	40	43	40
Financing receivables:
End of period balance	3,877	3,750	3,877	3,750
Balance individually evaluated		1		1
Other Financing Receivables
Allowance:
Beginning of period balance	24	27	22	26
Provision	1	3	7	7
Write-offs	(1)	(1)	(5)	(5)
Recoveries			1	1
Translation adjustments	(2)		(3)
End of period balance	22	29	22	29
Financing receivables:
End of period balance	6,508	5,609	6,508	5,609
Balance individually evaluated	$ 10	$ 13	$ 10	$ 13