SPECIAL ITEMS - Operating Profit Impact (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2022	Aug. 01, 2021	Jul. 31, 2022	Aug. 01, 2021
Special Items
Gain on remeasurement of previously held equity investment			$ (326)
Long-lived asset impairments, pretax			81	$ 50
Period over period change	$ 34		(74)
Production & Precision Ag (PPA)
Special Items
Period over period change	(1)		146
Small Ag & Turf (SAT)
Special Items
Period over period change	27		34
Construction & Forestry (CF)
Special Items
Period over period change	1		(287)
Financial Services (FS)
Special Items
Period over period change	7		33
Reserves, Impairments, Gain, and Ratification Bonus
Special Items
Total Russia/Ukraine events pretax expense	7		127
Total pretax expense (benefit)	7		(109)
Reserves, Impairments, Gain, and Ratification Bonus | Other Income
Special Items
Gain on remeasurement of previously held equity investment			(326)
Reserves, Impairments, Gain, and Ratification Bonus | Cost of Sales
Special Items
UAW ratification bonus			90
Reserves, Impairments, Gain, and Ratification Bonus | Production & Precision Ag (PPA)
Special Items
Total Russia/Ukraine events pretax expense	(1)		45
Total pretax expense (benefit)	(1)		98
Reserves, Impairments, Gain, and Ratification Bonus | Production & Precision Ag (PPA) | Cost of Sales
Special Items
UAW ratification bonus			53
Reserves, Impairments, Gain, and Ratification Bonus | Small Ag & Turf (SAT)
Special Items
Total Russia/Ukraine events pretax expense			1
Total pretax expense (benefit)			10
Reserves, Impairments, Gain, and Ratification Bonus | Small Ag & Turf (SAT) | Cost of Sales
Special Items
UAW ratification bonus			9
Reserves, Impairments, Gain, and Ratification Bonus | Construction & Forestry (CF)
Special Items
Total Russia/Ukraine events pretax expense	1		48
Total pretax expense (benefit)	1		(250)
Reserves, Impairments, Gain, and Ratification Bonus | Construction & Forestry (CF) | Other Income
Special Items
Gain on remeasurement of previously held equity investment			(326)
Reserves, Impairments, Gain, and Ratification Bonus | Construction & Forestry (CF) | Cost of Sales
Special Items
UAW ratification bonus			28
Reserves, Impairments, Gain, and Ratification Bonus | Financial Services (FS)
Special Items
Total Russia/Ukraine events pretax expense	7		33
Total pretax expense (benefit)	$ 7		$ 33
Impairments and Other Benefits
Special Items
Gain on sale, pretax		$ (27)
Total pretax expense (benefit)		(27)		(35)
Impairments and Other Benefits | Other Income
Special Items
Gain on sale, pretax		(27)		(27)
Impairments and Other Benefits | Cost of Sales
Special Items
Long-lived asset impairments, pretax				50
Indirect tax benefit, pretax				(58)
Impairments and Other Benefits | Production & Precision Ag (PPA)
Special Items
Total pretax expense (benefit)				(48)
Impairments and Other Benefits | Production & Precision Ag (PPA) | Cost of Sales
Special Items
Long-lived asset impairments, pretax				5
Indirect tax benefit, pretax				(53)
Impairments and Other Benefits | Small Ag & Turf (SAT)
Special Items
Total pretax expense (benefit)		(27)		(24)
Impairments and Other Benefits | Small Ag & Turf (SAT) | Other Income
Special Items
Gain on sale, pretax		$ (27)		(27)
Impairments and Other Benefits | Small Ag & Turf (SAT) | Cost of Sales
Special Items
Long-lived asset impairments, pretax				3
Impairments and Other Benefits | Construction & Forestry (CF)
Special Items
Total pretax expense (benefit)				37
Impairments and Other Benefits | Construction & Forestry (CF) | Cost of Sales
Special Items
Long-lived asset impairments, pretax				42
Indirect tax benefit, pretax				$ (5)