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Restructuring Charges - Activities Related to Restructuring Reserves (Detail) - USD ($)
$ in Millions
12 Months Ended
Apr. 25, 2025
Apr. 26, 2024
Apr. 28, 2023
Restructuring and Related Activities [Abstract]      
Balance at beginning of period $ 10 $ 36 $ 3
Net charges 83 44 120
Cash payments (42) (70) (87)
Balance at end of period $ 51 $ 10 $ 36