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Income Taxes - Unrecognized Tax Benefits (Detail) - USD ($)
$ in Millions
12 Months Ended
Apr. 29, 2022
Apr. 30, 2021
Apr. 24, 2020
Income Tax Disclosure [Abstract]      
Balance at beginning of period $ 221 $ 211 $ 296
Additions based on tax positions related to the current year 11 7 5
Additions for tax positions of prior years 11 1
Decreases for tax positions of prior years (2) (10)
Settlements (10) (8) (81)
Balance at end of period $ 220 $ 221 $ 211