Restructuring and Impairments - Narrative (Details) - USD ($) $ in Millions	3 Months Ended				9 Months Ended
	Jul. 31, 2016	Jul. 31, 2015	Jan. 31, 2015	Jul. 31, 2014	Jul. 31, 2016	Jul. 31, 2015	Oct. 31, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 5	$ 13			$ 11	$ 22
Restructuring and Related Cost, Incurred Cost					4	19
Asset impairment charges	12	7			17	15
Goodwill	38				38		$ 38
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	1	3			1	3
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost					0	2
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		13
Restructuring and Related Cost, Incurred Cost					4	17
Lease Vacancy [Member] [Domain]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost					0	0
North America Truck [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	11		$ 7
Indianapolis and Waukesha Foundry [Member] | North America Truck [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost		3				28
Minimum [Member] | Chatham [Member] | North America Truck [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	0				0
Maximum [Member] | Chatham [Member] | North America Truck [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	60				$ 60
Brazilian Reporting Unit [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	1	3
Indefinite-Lived Intangible Assets (Excluding Goodwill)		$ 24				$ 24
Other Postretirement Benefit Plan [Member] | Chatham [Member] | Facility Closing [Member]
Restructuring Cost and Reserve [Line Items]
Postemployment Benefits, Period Expense	$ 5			$ 14