FINANCING RECEIVABLES (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Apr. 30, 2015	Jan. 31, 2015	Oct. 31, 2014	Apr. 30, 2014	Jan. 31, 2014	Oct. 31, 2013
FINANCING RECEIVABLES
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
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	$ 392		$ 288	$ 313
Total Non-Performing	137		141	137
Current	29,121		31,770	29,563
Total Financing Receivables	29,650		32,199	30,013
Less allowance for credit losses	163	168	175	171	167	173
Total financing receivables - net	29,487		32,024	29,842
30-59 Days Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	211		182	185
60-89 Days Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	98		65	68
90 Days or Greater Past Due
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	83		41	60
Retail Notes
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Financing Receivables	21,473			21,492
Less allowance for credit losses	99	104	109	105	97	101
Retail Notes | Agriculture and Turf
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	212		155	148
Total Non-Performing	96		107	102
Current	18,543		19,966	19,027
Total Financing Receivables	18,851		20,228	19,277
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	108		93	89
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	55		34	31
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	49		28	28
Retail Notes | Construction and Forestry
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	93		77	88
Total Non-Performing	18		17	14
Current	2,511		2,462	2,113
Total Financing Receivables	2,622		2,556	2,215
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	57		54	57
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	24		16	19
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	12		7	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	65		37	54
Total Non-Performing	16		15	17
Current	7,051		8,208	7,335
Total Financing Receivables	7,132		8,260	7,406
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	32		23	24
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	13		12	13
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	20		2	17
Other Financing Receivables | Construction and Forestry
Age Analysis of Past Due Financing Receivables Still Accruing Interest and Non-Performing Financing Receivables
Total Past Due	22		19	23
Total Non-Performing	7		2	4
Current	1,016		1,134	1,088
Total Financing Receivables	1,045		1,155	1,115
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	14		12	15
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	6		3	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	$ 2		$ 4	$ 3