Restructuring and Other Charges - Schedule of Activities Related to Restructuring and Other Charges (Details) - USD ($) $ in Millions	9 Months Ended
	Apr. 29, 2023	Apr. 30, 2022
Restructuring Reserve [Roll Forward]
Liability, beginning of period	$ 9	$ 34
Charges	328	8
Cash payments	(272)	(23)
Non-cash items	(1)	(5)
Liability, end of period	64	14
FISCAL 2021 AND PRIOR PLANS | Employee Severance
Restructuring Reserve [Roll Forward]
Liability, beginning of period	2
Charges	0
Cash payments	(1)
Non-cash items	0
Liability, end of period	1
FISCAL 2021 AND PRIOR PLANS | Other
Restructuring Reserve [Roll Forward]
Liability, beginning of period	7
Charges	(2)
Cash payments	(1)
Non-cash items	0
Liability, end of period	4
FISCAL 2023 PLAN | Employee Severance
Restructuring Reserve [Roll Forward]
Liability, beginning of period	0
Charges	300
Cash payments	(263)
Non-cash items	1
Liability, end of period	38
FISCAL 2023 PLAN | Other
Restructuring Reserve [Roll Forward]
Liability, beginning of period	0
Charges	30
Cash payments	(7)
Non-cash items	(2)
Liability, end of period	$ 21
FISCAL 2020 AND PRIOR PLANS | Employee Severance
Restructuring Reserve [Roll Forward]
Liability, beginning of period		0
Charges		0
Cash payments		0
Non-cash items		0
Liability, end of period		0
FISCAL 2020 AND PRIOR PLANS | Other
Restructuring Reserve [Roll Forward]
Liability, beginning of period		10
Charges		(5)
Cash payments		(1)
Non-cash items		0
Liability, end of period		4
FISCAL 2021 PLAN | Employee Severance
Restructuring Reserve [Roll Forward]
Liability, beginning of period		16
Charges		10
Cash payments		(21)
Non-cash items		0
Liability, end of period		5
FISCAL 2021 PLAN | Other
Restructuring Reserve [Roll Forward]
Liability, beginning of period		8
Charges		3
Cash payments		(1)
Non-cash items		(5)
Liability, end of period		$ 5