Leases (Costs) (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		May 01, 2022	May 02, 2021	May 01, 2022	May 02, 2021
Operating Lease, Cost		$ 19	$ 20	$ 58	$ 60
Finance lease, amortization of right-of-use assets		4	1	12	3
Short-term Lease, Cost		15	11	42	32
Variable Lease, Cost	[1]	49	45	150	137
Sublease Income		0	(1)	0	(2)
Lease, Cost, Total		$ 87	$ 76	$ 262	$ 230

[1] Includes labor and other overhead in our service contracts with embedded leases.