RECEIVABLES - Past Due Age Analysis (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014	Oct. 31, 2013
Financing Receivable, Past Due
Minimum number of days for a financing receivable to be considered past due	30 days
Generally the number of days before a receivable is considered to be non-performing, accrual of finance income is suspended and the estimated uncollectible amount is written off	120 days
Percentage of past-due amounts to total financing receivables	1.50%	1.28%
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	$ 434	$ 381
Total Non-Performing	244	142
Current	28,327	29,278
Total Financing Receivables	29,005	29,801	$ 32,199
Less allowance for credit losses	176	157	175	$ 173
Total financing receivables - net	28,829	29,644
30-59 Days Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	229	215
60-89 Days Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	105	100
90 Days or Greater Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	100	66
Retail Notes
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Financing Receivables	20,682	21,567	22,784
Less allowance for credit losses	113	95	$ 109	$ 101
Retail Notes | Agriculture and Turf
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	237	213
Total Non-Performing	191	98
Current	17,526	18,574
Total Financing Receivables	17,954	18,885
Retail Notes | Agriculture and Turf | 30-59 Days Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	115	112
Retail Notes | Agriculture and Turf | 60-89 Days Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	57	54
Retail Notes | Agriculture and Turf | 90 Days or Greater Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	65	47
Retail Notes | Construction and Forestry
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	135	105
Total Non-Performing	35	21
Current	2,558	2,556
Total Financing Receivables	2,728	2,682
Retail Notes | Construction and Forestry | 30-59 Days Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	78	64
Retail Notes | Construction and Forestry | 60-89 Days Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	32	29
Retail Notes | Construction and Forestry | 90 Days or Greater Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	25	12
Other Financing Receivables | Agriculture and Turf
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	43	42
Total Non-Performing	9	13
Current	7,286	7,175
Total Financing Receivables	7,338	7,230
Other Financing Receivables | Agriculture and Turf | 30-59 Days Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	26	26
Other Financing Receivables | Agriculture and Turf | 60-89 Days Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	11	12
Other Financing Receivables | Agriculture and Turf | 90 Days or Greater Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	6	4
Other Financing Receivables | Construction and Forestry
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	19	21
Total Non-Performing	9	10
Current	957	973
Total Financing Receivables	985	1,004
Other Financing Receivables | Construction and Forestry | 30-59 Days Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	10	13
Other Financing Receivables | Construction and Forestry | 60-89 Days Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	5	5
Other Financing Receivables | Construction and Forestry | 90 Days or Greater Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	$ 4	$ 3