Income Taxes - Narrative (Details) - USD ($)	12 Months Ended
	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Operating Loss Carryforwards [Line Items]
Income (Loss) from Continuing Operations before Income Taxes, Domestic	$ 75,000,000	$ 5,000,000
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount		0.21
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Benefits	501,000,000	578,000,000
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount	(81,000,000)	55,000,000	$ 98,000,000
Current Federal Tax Expense (Benefit)	(1,000,000)	2,000,000	0
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount	110,000,000	(94,000,000)	(1,120,000,000)
Income tax expense	(59,000,000)	19,000,000	52,000,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	1,000,000	(1,000,000)	(1,000,000)
Unrecognized Tax Benefits	20,000,000	21,000,000	27,000,000
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions	1,000,000	3,000,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	3,000,000	4,000,000
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	(388,000,000)	262,000,000	420,000,000
Current State and Local Tax Expense (Benefit)	(1,000,000)	3,000,000	1,000,000
Current Foreign Tax Expense (Benefit)	23,000,000	46,000,000	47,000,000
Current Income Tax Expense (Benefit)	21,000,000	51,000,000	48,000,000
Deferred Federal Income Tax Expense (Benefit)	(60,000,000)	(1,000,000)	(2,000,000)
Deferred State and Local Income Tax Expense (Benefit)	(15,000,000)	(5,000,000)	1,000,000
Deferred Foreign Income Tax Expense (Benefit)	(5,000,000)	(26,000,000)	5,000,000
Deferred Income Tax Expense (Benefit)	(80,000,000)	(32,000,000)	4,000,000
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount	2,000,000	2,000,000	3,000,000
Effective Income Tax Rate Reconciliation, Tax Credit, Amount	11,000,000	16,000,000	50,000,000
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount	(4,000,000)	1,000,000	2,000,000
Effective Income Tax Rate Reconciliation, Tax Contingency, Amount	(2,000,000)	2,000,000	1,000,000
Effective Income Tax Rate Reconciliation, Tax Expense related to Equity Components	(75,000,000)	(5,000,000)	0
Effective Income Tax Rate Reconciliation, Noncontrolling Interest Income (Loss), Amount	(4,000,000)	(5,000,000)	(6,000,000)
Effective Income Tax Rate Reconciliation, Foreign Inclusion	(7,000,000)	34,000,000	0
Foreign Earnings Repatriated	0	0	34,000,000
Tax Act US deferred remeasurement	0	0	983,000,000
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	11,000,000	13,000,000	7,000,000
Deferred Tax Assets, Operating Loss Carryforwards	801,000,000	782,000,000
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Warranty Reserves	151,000,000	165,000,000
Deferred Tax Assets, in Process Research and Development	179,000,000	144,000,000
Deferred Tax Assets, Tax Credit Carryforwards	183,000,000	196,000,000
Deferred Tax Assets, Other	395,000,000	279,000,000
Deferred Tax Assets, Gross	2,210,000,000	2,144,000,000
Deferred Tax Assets, Valuation Allowance	2,020,000,000	2,011,000,000
Deferred Tax Assets, Net of Valuation Allowance	190,000,000	133,000,000
Deferred Tax Liabilities, Other	(73,000,000)	(18,000,000)
Deferred Tax Liabilities, Net	(73,000,000)	(18,000,000)
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	110,000,000	94,000,000	137,000,000
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	(2,000,000)	(2,000,000)
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities	0	(7,000,000)
Undistributed Earnings of Foreign Subsidiaries	379,000,000
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	(388,000,000)	262,000,000	420,000,000
Other Comprehensive Income (Loss) [Member]
Operating Loss Carryforwards [Line Items]
Income tax expense	$ (10,000,000)
Minimum
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards, Duration of Carryforward	5 years
Maximum
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards, Duration of Carryforward	20 years
US Treasury and Government [Member]
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards	$ 495,000,000
Stock Option Tax Benefits [Member]
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards	165,000,000
Foreign Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards	141,000,000
Domestic Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Income (Loss) from Continuing Operations before Income Taxes, Domestic	(476,000,000)	220,000,000	246,000,000
Foreign Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Income (Loss) from Continuing Operations before Income Taxes, Foreign	$ 88,000,000	$ 42,000,000	$ 174,000,000