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INCOME TAXES (Tables)
12 Months Ended
Oct. 31, 2020
Income Tax Disclosure [Abstract]  
Income before income taxes domestic and foreign
The domestic and foreign components of income before taxes are:

 Years Ended October 31,
 202020192018
 (in millions)
U.S. operations$54 $189 $169 
Non-U.S. operations788 730 777 
Total income before taxes$842 $919 $946 
Provision for income taxes from operations
The provision for income taxes is comprised of:

 Years Ended October 31,
 202020192018
 (in millions)
U.S. federal taxes:   
Current$$(191)$520 
Deferred— 51 
Non-U.S. taxes:   
Current84 290 95 
Deferred24 (267)(22)
State taxes, net of federal benefit:   
Current
Deferred12 (15)
Total provision (benefit)$123 $(152)$630 
Tax rate reconciliation, U.S. federal statutory rate to effective tax rate from operations
The differences between the U.S. federal statutory income tax rate and our effective tax rate are:

 Years Ended October 31,
 202020192018
 (in millions)
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)
Impact of the Tax Act— — 552 
Extension of the tax incentive in Singapore— (299)— 
Excess tax benefits from stock-based compensation(18)(10)(18)
Other, net(15)(15)
Provision (benefit) for income taxes$123 $(152)$630 
Effective tax rate14.6 %(16.5)%66.6 %
Significant components of deferred tax assets and deferred tax liabilities
The significant components of deferred tax assets and deferred tax liabilities included on the consolidated balance sheet are:

 Years Ended October 31,
 20202019
 (in millions)
Deferred Tax Assets
Intangibles$153 $131 
Pension benefits and retiree medical benefits65 71 
Employee benefits, other than retirement31 34 
Net operating loss, capital loss, and credit carryforwards182 195 
Share-based compensation27 32 
Deferred revenue22 38 
Lease obligations35 — 
Other41 35 
Deferred tax assets$556 $536 
Tax valuation allowance(132)(134)
Deferred tax assets, net of valuation allowance$424 $402 
Deferred Tax Liabilities
Property, plant and equipment$(19)$(16)
Right-of-use asset(35)— 
Other(14)(7)
Deferred tax liabilities$(68)$(23)
Net deferred tax assets (liabilities)$356 $379 
Long-term deferred tax assets and deferred tax liabilities
The breakdown between long-term deferred tax assets and deferred tax liabilities was as follows:

 October 31,
 20202019
 (in millions)
Long-term deferred tax assets (included within other assets)$380 $410 
Long-term deferred tax liabilities (included within other long-term liabilities)(24)(31)
Total$356 $379 
Current and Long Term Tax Assets and Liabilities [Table Text Block]
The breakdown between current and long-term income tax assets and liabilities, excluding deferred tax assets and liabilities, was as follows:
October 31,
20202019
(in millions)
Current income tax assets (included within other current assets)$89 $68 
Long-term income tax assets (included within other assets)
Current income tax liabilities (included within other accrued liabilities)(63)(292)
Long-term income tax liabilities (included within other long-term liabilities)(323)(328)
Total$(291)$(548)
Income tax contingencies rollforward
The aggregate changes in the balances of our gross unrecognized tax benefits including all federal, state and foreign tax jurisdictions are as follows:

202020192018
 (in millions)
Balance, beginning of year$206 $214 $224 
Additions for tax positions related to the current year27 
Additions for tax positions from prior years— 12 
Reductions for tax positions from prior years— (2)(13)
Statute of limitations expirations(17)(25)(26)
Balance, end of year$195 $206 $214