FINANCING RECEIVABLES (Details 2) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 30, 2016	Apr. 30, 2015	Apr. 30, 2016	Apr. 30, 2015	Oct. 31, 2015
Allowance:
Beginning of period balance	$ 155	$ 168	$ 157	$ 175
Provision (credit)	24	14	32	15
Write-offs	(28)	(19)	(42)	(26)
Recoveries	7	6	14	11
Translation adjustments	7	(6)	4	(12)
End of period balance	165	163	165	163
Financing receivables:
End of period balance	28,315	29,650	28,315	29,650	$ 29,801
Balance individually evaluated	101	19	101	19
Retail Notes
Allowance:
Beginning of period balance	93	104	95	109
Provision (credit)	12	5	17	5
Write-offs	(12)	(6)	(19)	(9)
Recoveries	3	2	5	4
Translation adjustments	6	(6)	4	(10)
End of period balance	102	99	102	99
Financing receivables:
End of period balance	20,567	21,473	20,567	21,473
Balance individually evaluated	73	19	73	19
Revolving Charge Accounts
Allowance:
Beginning of period balance	40	41	40	41
Provision (credit)	11	8	13	8
Write-offs	(15)	(11)	(22)	(15)
Recoveries	4	3	9	7
End of period balance	40	41	40	41
Financing receivables:
End of period balance	2,636	2,345	2,636	2,345
Balance individually evaluated	2		2
Other Financing Receivables
Allowance:
Beginning of period balance	22	23	22	25
Provision (credit)	1	1	2	2
Write-offs	(1)	(2)	(1)	(2)
Recoveries		1
Translation adjustments	1			(2)
End of period balance	23	23	23	23
Financing receivables:
End of period balance	5,112	$ 5,832	5,112	$ 5,832
Balance individually evaluated	$ 26		$ 26