Leases (Maturity of Lease Liabilities) (Details) $ in Millions	Aug. 01, 2021 USD ($)
Operating Leases, Future Minimum Payments Due, Next Twelve Months	$ 59
Operating Leases, Future Minimum Payments, Due in Two Years	49
Operating Leases, Future Minimum Payments, Due in Three Years	38
Operating Leases, Future Minimum Payments, Due in Four Years	27
Operating Leases, Future Minimum Payments, Due in Five Years	19
Operating Leases, Future Minimum Payments, Due Thereafter	63
Operating Leases, Future Minimum Payments Due	255
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	21
Operating Lease, Liability	234
Finance Lease, Liability, to be Paid, Year One	11
Finance Lease, Liability, to be Paid, Year Two	9
Finance Lease, Liability, to be Paid, Year Three	5
Finance Lease, Liability, to be Paid, Year Four	2
Finance Lease, Liability, to be Paid, Year Five	3
Finance Lease, Liability, to be Paid, after Year Five	0
Finance Lease, Liability, Payment, Due	30
Finance Lease, Liability, Undiscounted Excess Amount	0
Finance Lease, Liability	$ 30