Supplemental Financial Information - Summary of Components of Deferred Revenue and Financed Unearned Services Revenue (Detail) - USD ($) $ in Millions	Oct. 28, 2022	Apr. 29, 2022
Contract With Customer Liability [Line Items]
Deferred revenue and financed unearned services revenue	$ 4,051	$ 4,232
Short-term	1,992	2,171
Long-term	2,059	2,061
Deferred product revenue
Contract With Customer Liability [Line Items]
Deferred revenue and financed unearned services revenue	22	31
Deferred services revenue
Contract With Customer Liability [Line Items]
Deferred revenue and financed unearned services revenue	3,980	4,140
Financed unearned services revenue
Contract With Customer Liability [Line Items]
Deferred revenue and financed unearned services revenue	$ 49	$ 61