Stockholders' Equity - Accumulated Other Comprehensive Income (Loss) by Component Net of Tax (Detail) - USD ($) $ in Millions	3 Months Ended
	Jul. 30, 2021	Jul. 31, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	$ 685	$ 242
Other comprehensive income (loss), net of tax	(4)
Other comprehensive income (loss)	(4)	3
Balances	720	284
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	(27)
Other comprehensive income (loss), net of tax	(4)
Other comprehensive income (loss)	(4)
Balances	(31)
Defined Benefit Obligation Adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	(4)
Other comprehensive income (loss), net of tax	0
Other comprehensive income (loss)	0
Balances	(4)
Unrealized Gains (Losses) on Available-for-Sale Securities
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	1
Other comprehensive income (loss), net of tax	(1)
Other comprehensive income (loss)	(1)
Balances	0
Unrealized Gains (Losses) on Derivative Instruments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	0
Other comprehensive income (loss), net of tax	1
Other comprehensive income (loss)	1
Balances	1
AOCI Attributable to Parent
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balances	(30)	(42)
Other comprehensive income (loss)	(4)	3
Balances	$ (34)	$ (39)