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CONDENSED CONSOLIDATED STATEMENT OF OPERATIONS (Unaudited) - USD ($)
shares in Millions, $ in Millions
 3 Months Ended
Jan. 31, 2024
Jan. 31, 2023
Net revenue:    
Revenue from Contract with Customer, Including Assessed Tax $ 1,259 $ 1,381
Costs and expenses:    
Cost of Goods and Services Sold 446 498
Research and development 232 227
Selling, general and administrative 362 338
Other operating expense (income), net (2) (4)
Total costs and expenses 1,038 1,059
Income from operations 221 322
Interest income 23 19
Interest expense (20) (19)
Other income (expense), net 5 9
Income before taxes 229 331
Provision for income taxes 57 71
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total 176 260
Net income $ 172 $ 260
Net income per share:    
Basic (in dollars per share) $ 0.98 $ 1.46
Diluted (in dollars per share) $ 0.98 $ 1.45
Weighted average shares used in computing net income per share:    
Basic (in shares) 175 178
Diluted (in shares) 176 180
Retained Earnings [Member]    
Costs and expenses:    
Net income $ 172 $ 260
Products    
Net revenue:    
Revenue from Contract with Customer, Including Assessed Tax 952 1,114
Costs and expenses:    
Cost of Goods and Services Sold 351 405
Services and other    
Net revenue:    
Revenue from Contract with Customer, Including Assessed Tax 307 267
Costs and expenses:    
Cost of Goods and Services Sold $ 95 $ 93