Segment Reporting - Summary of Segment Operations (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2020	Jan. 31, 2019
Segment Reporting Information [Line Items]
External sales and revenues, net	$ 1,838	$ 2,433
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	(36)	11
Income Tax Expense (Benefit)	5	19
Interest expense	65	85
Equity in loss of non-consolidated affiliates	(1)	0
Capital expenditures	59	44
Intersegment sales and revenues	0	0
Segment Reporting, Segment Revenue	1,838	2,433
Segment Profit Loss	(41)	(8)
Depreciation, Depletion and Amortization	50	48
North America Truck [Member]
Segment Reporting Information [Line Items]
External sales and revenues, net	1,238	1,776
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	(58)	90
Income Tax Expense (Benefit)	0	0
Interest expense	0	0
Equity in loss of non-consolidated affiliates	(1)	1
Capital expenditures	47	31
Intersegment sales and revenues	4	21
Segment Reporting, Segment Revenue	1,242	1,797
Segment Profit Loss	(58)	90
Depreciation, Depletion and Amortization	27	26
Corporate And Eliminations [Member]
Segment Reporting Information [Line Items]
External sales and revenues, net	1	3
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	(114)	(260)
Income Tax Expense (Benefit)	(5)	(19)
Interest expense	46	56
Equity in loss of non-consolidated affiliates	0	(1)
Capital expenditures	6	9
Intersegment sales and revenues	(23)	(62)
Segment Reporting, Segment Revenue	(22)	(59)
Segment Profit Loss	(119)	(279)
Depreciation, Depletion and Amortization	2	3
North America Parts [Member]
Segment Reporting Information [Line Items]
External sales and revenues, net	492	546
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	119	144
Income Tax Expense (Benefit)	0	0
Interest expense	0	0
Equity in loss of non-consolidated affiliates	0	1
Capital expenditures	5	2
Intersegment sales and revenues	1	2
Segment Reporting, Segment Revenue	493	548
Segment Profit Loss	119	144
Depreciation, Depletion and Amortization	2	1
Global Operations [Member]
Segment Reporting Information [Line Items]
External sales and revenues, net	61	61
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	0	6
Income Tax Expense (Benefit)	0	0
Interest expense	0	0
Equity in loss of non-consolidated affiliates	0	(1)
Capital expenditures	1	1
Intersegment sales and revenues	7	12
Segment Reporting, Segment Revenue	68	73
Segment Profit Loss	0	6
Depreciation, Depletion and Amortization	2	2
Financial Services Operations
Segment Reporting Information [Line Items]
Interest Revenue (Expense), Net	35	53
External sales and revenues, net	46	47
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	17	31
Income Tax Expense (Benefit)	0	0
Interest expense	19	29
Equity in loss of non-consolidated affiliates	0	0
Capital expenditures	0	1
Intersegment sales and revenues	11	27
Segment Reporting, Segment Revenue	57	74
Segment Profit Loss	17	31
Depreciation, Depletion and Amortization	$ 17	$ 16