Leases - Cost and Cash Flows (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Feb. 29, 2024	Mar. 02, 2023	Feb. 29, 2024	Mar. 02, 2023	Aug. 31, 2023
Components of Lease Expense
Amortization of right-of-use asset		$ 37	$ 25	$ 69	$ 49
Interest on lease liability		24	6	30	12
Operating lease cost(1)	[1]	35	31	68	67
Total lease cost		$ 96	$ 62	167	128
Cash flows used for operating activities
Finance leases				25	11
Operating leases				66	60
Cash flows used for financing activities
Cash flows used for financing activities – Finance leases				60	53
Finance leases, noncash acquisitions of right-of-use assets				483	225
Operating leases, noncash acquisitions of right-of-use assets				$ 12	$ 35
Lessee, Finance Lease Description
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)		$ 1,725		$ 1,725		$ 1,311
Finance leases, Weighted-average remaining lease term (in years)		11 years		11 years		9 years
Finance leases, Weighted-average discount rate		4.48%		4.48%		3.86%
Lessee, Operating Lease Description
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)		$ 65		$ 65		$ 66
Operating leases, Weighted-average remaining lease term (in years)		11 years		11 years		11 years
Operating leases, Weighted-average discount rate		3.27%		3.27%		3.21%

[1] Operating lease cost includes short-term and variable lease expenses, which were not material for the periods presented.