Leases - Cost and Cash Flows (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Mar. 03, 2022	Mar. 04, 2021	Mar. 03, 2022	Mar. 04, 2021	Sep. 02, 2021
Components of Lease Expense
Amortization of right-of-use asset	$ 27	$ 17	$ 52	$ 33
Interest on lease liability	6	5	12	10
Operating lease cost	30	27	59	54
Total lease cost	$ 63	$ 49	123	97
Cash flows used for operating activities
Finance leases			11	11
Operating leases			56	53
Cash flows used for financing activities
Cash flows used for financing activities from financing leases			52	41
Finance leases, noncash acquisitions of right-of-use assets			304	68
Operating leases, noncash acquisitions of right-of-use assets			$ 68	$ 21
Lessee, Finance Lease, Description [Abstract]
Finance Lease Right-of-Use Asset, Balance Sheet Location	Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization		Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization		Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization
Finance lease right-of-use assets (included in property, plant, and equipment and assets held for sale)	$ 968		$ 968		$ 766
Finance leases, Weighted-average remaining lease term (in years)	12 years		12 years		11 years
Finance leases, Weighted-average discount rate	2.65%		2.65%		3.14%
Lessee, Operating Lease, Description [Abstract]
Operating Lease Liability, Balance Sheet Location	Accounts payable and accrued expenses		Accounts payable and accrued expenses		Accounts payable and accrued expenses
Current operating lease liabilities (included in accounts payable and accrued expenses)	$ 58		$ 58		$ 55
Operating leases, Weighted-average remaining lease term (in years)	12 years		12 years		12 years
Operating leases, Weighted-average discount rate	2.62%		2.62%		2.63%