Restructuring and Impairments - Schedule of Impairment Charges (Details) - USD ($) $ in Millions	3 Months Ended			9 Months Ended	12 Months Ended
	Jul. 31, 2016	Oct. 31, 2015	Jul. 31, 2015	Jul. 31, 2016	Oct. 31, 2017	Oct. 31, 2016	Oct. 31, 2015
Restructuring Cost and Reserve [Line Items]
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)					$ 0	$ 1	$ 7
Other Asset Impairment Charges					13	26	23
Asset impairment charges					$ 13	27	30
Brazilian Reporting Unit [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	$ 1		$ 3
North America Truck [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)						8	9
Asset impairment charges						$ 17	$ 11
Global Operations [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)		$ 4
Asset impairment charges		3
Asset Impairment Charges Including Intangible Assets		$ 7
Pure Power Technologies [Member] | North America Truck [Member]
Restructuring Cost and Reserve [Line Items]
Asset impairment charges				$ 3