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Stockholders' Equity - Summary of Activities Related to Stock Repurchase Program (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended			228 Months Ended
	Apr. 29, 2022	Apr. 30, 2021	Apr. 24, 2020	Apr. 29, 2022
Equity Class Of Treasury Stock [Line Items]
Number of shares repurchased	7	2	25	347
Average price per share	$ 84.49	$ 67.61	$ 56.34	$ 39.95
Stock repurchases allocated	$ 600	$ 125	$ 1,411
Remaining authorization at end of period	1,252	352	477	$ 1,252
Additional Paid-in Capital
Equity Class Of Treasury Stock [Line Items]
Stock repurchases allocated	20	3	625
Retained Earnings (Accumulated Deficit)
Equity Class Of Treasury Stock [Line Items]
Stock repurchases allocated	$ 580	$ 122	$ 786

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Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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