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INCOME TAXES INCOME TAXES Effective tax rate and tax holidays (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Effective Income Tax Rate Reconciliation
Profit before tax times statutory rate	$ 177	$ 193	$ 221
Non-U.S. income taxed at different rates	(36)	(8)	(93)
Change in unrecognized tax benefits	(9)	(13)	(17)
Tax Cuts and Jobs Act, Income Tax Expense (Benefit)	0	0	552
Extension of the tax incentive in Singapore	0	(299)	0
Excess tax benefits from stock-based compensation	(18)	(10)	(18)
Adjustments to earnings of foreign subsidiaries	9	(15)	(15)
Income tax expense (benefit)	$ 123	$ (152)	$ 630
Effective tax rate (in hundredths)	14.60%	(16.50%)	66.60%
Deferred Tax Liability, Intra-entity Transfer, Asset Other than Inventory		$ 231
Tax Cuts and Jobs Act, Transition Tax for Accumulated Foreign Earnings, Income Tax Expense			$ 499
Tax Cuts and Jobs Act, Change in Tax Rate, Income Tax Expense (Benefit)			53
Tax Holidays [Abstract]
Impact of the income tax holidays	$ 71	$ 368	$ 87
Benefit of income tax holidays on net income per share	$ 0.23	$ 1.16	$ 0.27
Foreign
Tax Holidays [Abstract]
Benefit of income tax holidays on net income per share	$ 0.94

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Income tax reconciliation change in US deferred tax reserves

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Amount of deferred tax liability attributable to intra-entity transfer of asset within consolidated group. Excludes intra-entity transfer of inventory.

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