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Financing Arrangements - Carrying Value of Long-Term Debt (Detail) - USD ($) $ in Millions	Jul. 26, 2024	Apr. 26, 2024	Jun. 30, 2020	Sep. 30, 2017
Debt Instrument [Line Items]
Total senior notes	$ 2,393	$ 2,392
Less: Current portion of long-term debt	(1,149)	(400)
Long-term debt	1,244	1,992
Senior Notes
Debt Instrument [Line Items]
Total principal amount	2,400	2,400
Unamortized discount and issuance costs	(7)	(8)
Senior Notes \| Due September 2024
Debt Instrument [Line Items]
Total principal amount	$ 400	$ 400		$ 400
Debt Instrument, Effective Interest Rate	3.42%	3.42%
Senior Notes \| Due June 2025
Debt Instrument [Line Items]
Total principal amount	$ 750	$ 750	$ 750
Debt Instrument, Effective Interest Rate	2.03%	2.03%
Senior Notes \| Due June 2027
Debt Instrument [Line Items]
Total principal amount	$ 550	$ 550	550
Debt Instrument, Effective Interest Rate	2.51%	2.51%
Senior Notes \| Due June 2030
Debt Instrument [Line Items]
Total principal amount	$ 700	$ 700	$ 700
Debt Instrument, Effective Interest Rate	2.81%	2.81%