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Revenue from Contracts with Customers 1 (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jul. 31, 2022
Aug. 01, 2021
Jul. 31, 2022
Aug. 01, 2021
Disaggregation of Revenue [Line Items]        
Total net revenue $ 8,464 $ 6,778 $ 24,273 $ 20,043
Americas        
Disaggregation of Revenue [Line Items]        
Total net revenue 1,762 1,588 5,231 4,503
Asia Pacific        
Disaggregation of Revenue [Line Items]        
Total net revenue 5,845 4,321 16,342 13,060
Europe, the Middle East and Africa        
Disaggregation of Revenue [Line Items]        
Total net revenue 857 869 2,700 2,480
Products        
Disaggregation of Revenue [Line Items]        
Total net revenue 6,627 5,064 19,097 15,128
Products | Americas        
Disaggregation of Revenue [Line Items]        
Total net revenue 645 438 1,851 1,299
Products | Asia Pacific        
Disaggregation of Revenue [Line Items]        
Total net revenue 5,500 4,129 15,744 12,484
Products | Europe, the Middle East and Africa        
Disaggregation of Revenue [Line Items]        
Total net revenue 482 497 1,502 1,345
Subscriptions and services        
Disaggregation of Revenue [Line Items]        
Total net revenue [1] 1,837 1,714 5,176 4,915
Subscriptions and services | Americas        
Disaggregation of Revenue [Line Items]        
Total net revenue 1,117 1,150 3,380 3,204
Subscriptions and services | Asia Pacific        
Disaggregation of Revenue [Line Items]        
Total net revenue 345 192 598 576
Subscriptions and services | Europe, the Middle East and Africa        
Disaggregation of Revenue [Line Items]        
Total net revenue $ 375 $ 372 $ 1,198 $ 1,135
[1] a) Subscriptions and services predominantly include software licenses with termination for convenience clauses.