Supplemental Financial Information - Summary of Components of Deferred Revenue and Financed Unearned Services Revenue (Details) - USD ($) $ in Millions	Apr. 29, 2022	Apr. 30, 2021
Contract With Customer Liability [Line Items]
Deferred revenue and financed unearned services revenue	$ 4,232	$ 4,003
Short-term	2,171	2,062
Long-term	2,061	1,941
Deferred product revenue
Contract With Customer Liability [Line Items]
Deferred revenue and financed unearned services revenue	31	59
Deferred services revenue
Contract With Customer Liability [Line Items]
Deferred revenue and financed unearned services revenue	4,140	3,873
Financed unearned services revenue
Contract With Customer Liability [Line Items]
Deferred revenue and financed unearned services revenue	$ 61	$ 71