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INCOME TAXES INCOME TAXES - Deferred Taxes and other (Details) - USD ($)
$ in Millions
Oct. 31, 2019
Oct. 31, 2018
Components of Deferred Tax Assets    
Intangibles $ 131 $ 0
Property, plant and equipment 0 8
Pension benefits and retiree medical benefits 71 49
Employee benefits, other than retirement 34 34
Net operating loss, capital loss and credit carryforwards 195 185
Share-based compensation 32 31
Deferred revenue 38 38
Other 35 19
Subtotal 536 364
Tax valuation allowance (134) (135)
Total deferred tax assets 402 229
Components of Deferred Tax Liabilities    
Intangibles 0 (112)
Property, plant and equipment (16) 0
Unremmitted earnings of foreign subsidiaries   10
Other (7) (21)
Subtotal (23) (133)
Long Term Deferred Tax Assets And Liabilities [Abstract]    
Long-term deferred tax assets (included within other assets) 410 165
Long-term deferred tax liabilities (included within other long-term liabilities) (31) (69)
Total $ 379 $ 96