Stockholders' Equity - Summary of Activities Related to Dividends on Common Stock (Detail) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Jan. 27, 2023	Jan. 28, 2022	Jan. 27, 2023	Jan. 28, 2022
Dividends, Common Stock [Abstract]
Dividends per share declared	$ 0.50	$ 0.50	$ 1.50	$ 1.50
Dividend payments			$ 326	$ 335
Additional Paid-in Capital
Dividends, Common Stock [Abstract]
Dividend payments			106	0
Retained Earnings
Dividends, Common Stock [Abstract]
Dividend payments			$ 220	$ 335