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Pay vs Performance Disclosure - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jan. 25, 2025
Jan. 27, 2024
Jan. 25, 2025
Jan. 27, 2024
Pay vs Performance Disclosure        
Net income (loss) $ 2,428 $ 2,634 $ 5,139 $ 6,272