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Supplemental Financial Information (Other Long-Term Liabilities) (Details) - USD ($)
$ in Millions
Aug. 01, 2021
Nov. 01, 2020
Other Liabilities, Noncurrent [Abstract]    
Unrecognized tax benefits $ 3,282 $ 3,185
Contract liabilities 620 823
Other (miscellaneous) 932 1,418
Total other long-term liabilities $ 4,834 $ 5,426