REVENUE RECOGNITION - Primary Geographic Market, Major Product Line, and Timing (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2022	Aug. 01, 2021	Jul. 31, 2022	Aug. 01, 2021
Revenue Recognition
Net sales and revenues	$ 14,102	$ 11,527	$ 37,041	$ 32,697
Revenue Recognized at a Point in Time
Revenue Recognition
Net sales and revenues	13,156	10,563	34,270	29,840
Revenue Recognized Over Time
Revenue Recognition
Net sales and revenues	946	964	2,771	2,857
Production Agriculture
Revenue Recognition
Net sales	6,019	4,179	14,333	11,656
Small Agriculture
Revenue Recognition
Net sales	2,705	2,355	7,305	6,583
Turf
Revenue Recognition
Net sales	842	719	2,286	2,268
Construction
Revenue Recognition
Net sales	1,506	1,283	4,198	3,402
Compact Construction
Revenue Recognition
Net sales	460	398	1,208	1,140
Roadbuilding
Revenue Recognition
Net sales	910	948	2,619	2,924
Forestry
Revenue Recognition
Net sales	316	342	946	975
Financial Products
Revenue Recognition
Financial	941	932	2,728	2,769
Other
Revenue Recognition
Other net sales and revenues	403	371	1,418	980
United States
Revenue Recognition
Net sales and revenues	7,472	5,912	19,565	16,882
Canada
Revenue Recognition
Net sales and revenues	1,073	853	2,792	2,255
Western Europe
Revenue Recognition
Net sales and revenues	1,696	1,727	4,762	4,992
Central Europe and CIS
Revenue Recognition
Net sales and revenues	582	766	1,828	2,107
Latin America
Revenue Recognition
Net sales and revenues	2,018	1,170	4,860	3,072
Asia, Africa, Australia, New Zealand, and Middle East
Revenue Recognition
Net sales and revenues	1,261	1,099	3,234	3,389
Production & Precision Ag (PPA)
Revenue Recognition
Net sales and revenues	6,185	4,338	14,794	12,087
Production & Precision Ag (PPA) | Revenue Recognized at a Point in Time
Revenue Recognition
Net sales and revenues	6,154	4,293	14,694	11,960
Production & Precision Ag (PPA) | Revenue Recognized Over Time
Revenue Recognition
Net sales and revenues	31	45	100	127
Production & Precision Ag (PPA) | Production Agriculture
Revenue Recognition
Net sales	6,019	4,179	14,333	11,656
Production & Precision Ag (PPA) | Financial Products
Revenue Recognition
Financial	17	13	39	41
Production & Precision Ag (PPA) | Other
Revenue Recognition
Other net sales and revenues	149	146	422	390
Production & Precision Ag (PPA) | United States
Revenue Recognition
Net sales and revenues	2,904	1,995	6,946	5,814
Production & Precision Ag (PPA) | Canada
Revenue Recognition
Net sales and revenues	451	253	899	617
Production & Precision Ag (PPA) | Western Europe
Revenue Recognition
Net sales and revenues	645	566	1,648	1,604
Production & Precision Ag (PPA) | Central Europe and CIS
Revenue Recognition
Net sales and revenues	348	398	954	1,090
Production & Precision Ag (PPA) | Latin America
Revenue Recognition
Net sales and revenues	1,327	758	3,229	1,971
Production & Precision Ag (PPA) | Asia, Africa, Australia, New Zealand, and Middle East
Revenue Recognition
Net sales and revenues	510	368	1,118	991
Small Ag & Turf (SAT)
Revenue Recognition
Net sales and revenues	3,691	3,212	9,971	9,189
Small Ag & Turf (SAT) | Revenue Recognized at a Point in Time
Revenue Recognition
Net sales and revenues	3,672	3,191	9,919	9,137
Small Ag & Turf (SAT) | Revenue Recognized Over Time
Revenue Recognition
Net sales and revenues	19	21	52	52
Small Ag & Turf (SAT) | Small Agriculture
Revenue Recognition
Net sales	2,705	2,355	7,305	6,583
Small Ag & Turf (SAT) | Turf
Revenue Recognition
Net sales	842	719	2,286	2,268
Small Ag & Turf (SAT) | Financial Products
Revenue Recognition
Financial	15	12	35	32
Small Ag & Turf (SAT) | Other
Revenue Recognition
Other net sales and revenues	129	126	345	306
Small Ag & Turf (SAT) | United States
Revenue Recognition
Net sales and revenues	2,177	1,753	5,718	5,014
Small Ag & Turf (SAT) | Canada
Revenue Recognition
Net sales and revenues	185	153	468	376
Small Ag & Turf (SAT) | Western Europe
Revenue Recognition
Net sales and revenues	646	679	1,836	1,903
Small Ag & Turf (SAT) | Central Europe and CIS
Revenue Recognition
Net sales and revenues	109	117	386	361
Small Ag & Turf (SAT) | Latin America
Revenue Recognition
Net sales and revenues	155	125	393	305
Small Ag & Turf (SAT) | Asia, Africa, Australia, New Zealand, and Middle East
Revenue Recognition
Net sales and revenues	419	385	1,170	1,230
Construction & Forestry (CF)
Revenue Recognition
Net sales and revenues	3,323	3,075	9,639	8,742
Construction & Forestry (CF) | Revenue Recognized at a Point in Time
Revenue Recognition
Net sales and revenues	3,303	3,052	9,580	8,666
Construction & Forestry (CF) | Revenue Recognized Over Time
Revenue Recognition
Net sales and revenues	20	23	59	76
Construction & Forestry (CF) | Construction
Revenue Recognition
Net sales	1,506	1,283	4,198	3,402
Construction & Forestry (CF) | Compact Construction
Revenue Recognition
Net sales	460	398	1,208	1,140
Construction & Forestry (CF) | Roadbuilding
Revenue Recognition
Net sales	910	948	2,619	2,924
Construction & Forestry (CF) | Forestry
Revenue Recognition
Net sales	316	342	946	975
Construction & Forestry (CF) | Financial Products
Revenue Recognition
Financial	6	5	17	17
Construction & Forestry (CF) | Other
Revenue Recognition
Other net sales and revenues	125	99	651	284
Construction & Forestry (CF) | United States
Revenue Recognition
Net sales and revenues	1,789	1,559	5,157	4,242
Construction & Forestry (CF) | Canada
Revenue Recognition
Net sales and revenues	288	285	975	793
Construction & Forestry (CF) | Western Europe
Revenue Recognition
Net sales and revenues	380	455	1,202	1,408
Construction & Forestry (CF) | Central Europe and CIS
Revenue Recognition
Net sales and revenues	111	241	452	628
Construction & Forestry (CF) | Latin America
Revenue Recognition
Net sales and revenues	459	227	1,020	617
Construction & Forestry (CF) | Asia, Africa, Australia, New Zealand, and Middle East
Revenue Recognition
Net sales and revenues	296	308	833	1,054
Financial Services (FS)
Revenue Recognition
Financial	903	902	2,637	2,679
Financial Services (FS) | Revenue Recognized at a Point in Time
Revenue Recognition
Financial	27	27	77	77
Financial Services (FS) | Revenue Recognized Over Time
Revenue Recognition
Financial	876	875	2,560	2,602
Financial Services (FS) | Financial Products
Revenue Recognition
Financial	903	902	2,637	2,679
Financial Services (FS) | United States
Revenue Recognition
Financial	602	605	1,744	1,812
Financial Services (FS) | Canada
Revenue Recognition
Financial	149	162	450	469
Financial Services (FS) | Western Europe
Revenue Recognition
Financial	25	27	76	77
Financial Services (FS) | Central Europe and CIS
Revenue Recognition
Financial	14	10	36	28
Financial Services (FS) | Latin America
Revenue Recognition
Financial	77	60	218	179
Financial Services (FS) | Asia, Africa, Australia, New Zealand, and Middle East
Revenue Recognition
Financial	$ 36	$ 38	$ 113	$ 114