Leases (Costs) (Details) - USD ($) $ in Millions		3 Months Ended
		Oct. 30, 2022	Oct. 31, 2021
Operating Lease, Cost		$ 20	$ 19
Finance lease, amortization of right-of-use assets		4	4
Short-term Lease, Cost		17	13
Variable Lease, Cost	[1]	50	52
Lease, Cost, Total		$ 91	$ 88

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