Supplemental Financial Information - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
Apr. 26, 2024	Apr. 28, 2023
Property Plant And Equipment [Line Items]
Property, Plant and Equipment, Net	$ 604	$ 650
Other income for non-refundable, up-front payments from customers in Russia for support contracts		22
Revenue recognized	2,218	2,171
Amortization expense from deferred commissions	101	116
Impairment charges	$ 0	0
Lenovo NetApp Technology Limited (“LNTL”)
Property Plant And Equipment [Line Items]
Non-controlling equity interest, ownership percentage	49.00%
Book value of investments	$ 85	80
Properties Sold
Property Plant And Equipment [Line Items]
Proceeds from sale of minority equity interest		59
Gain recognized on sale of minority equity interest		$ 32

Gain recognized on sale of minority equity interest.

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