Supplemental Financial Information - Product Warranty Liabilities (Detail) - USD ($) $ in Millions	12 Months Ended
	Apr. 29, 2022	Apr. 30, 2021	Apr. 24, 2020
Movement In Standard Product Warranty Accrual [Roll Forward]
Balance at beginning of period	$ 32	$ 41	$ 40
Expense accrued during the period	13	13	26
Warranty costs incurred	(19)	(22)	(25)
Balance at end of period	26	32	41
Standard Product Warranty Accrual, Balance Sheet Classification [Abstract]
Accrued expenses	17	21
Other long-term liabilities	9	11
Total warranty liabilities	$ 26	$ 32	$ 41