Leases, Supplemental Balance Sheet Information - USD ($) $ in Millions	Aug. 29, 2021	Aug. 30, 2020
Operating Lease and Finance Lease Right-of-Use-Assets [Abstract]
Operating lease right-of-use assets	$ 2,890	$ 2,788
OperatingLeaseandFinanceLeaserightofuseassets	3,890	3,380
Long-Term Operating and Finance Lease Liabilities [Abstract]
Long-term operating lease liabilities	2,642	2,558
OperatingLeaseandFinanceLeaseLiabilities	$ 3,916	$ 3,477
Other Supplemental Balance Sheet Information [Abstract]
Operating Lease, Weighted Average Remaining Lease Term	21 years	21 years
Finance Lease, Weighted Average Remaining Lease Term	22 years	20 years
Operating Lease, Weighted Average Discount Rate, Percent	2.16%	2.23%
Finance Lease, Weighted Average Discount Rate, Percent	4.91%	6.34%
Other Current Liabilities
Current Operating and Finance Lease Liabilities [Abstract]
Operating Lease, Liability, Current	$ 222	$ 231
Finance Lease, Liability, Current	72	31
Lessee, Lease, Description [Line Items]
Operating Lease, Liability, Current	222	231
Finance Lease, Liability, Current	72	31
Other Noncurrent Assets
Operating Lease and Finance Lease Right-of-Use-Assets [Abstract]
Finance Lease, Right-of-Use Asset	1,000	592
Lessee, Lease, Description [Line Items]
Finance Lease, Right-of-Use Asset	1,000	592
Other Noncurrent Liabilities
Long-Term Operating and Finance Lease Liabilities [Abstract]
Finance Lease, Liability, Noncurrent	980	657
Lessee, Lease, Description [Line Items]
Finance Lease, Liability, Noncurrent	$ 980	$ 657