Leases (Details) - USD ($) $ in Millions		3 Months Ended	9 Months Ended
		Nov. 28, 2019	Sep. 03, 2020	Aug. 29, 2019
Components of Lease Expense
Amortization of right-of-use asset		$ 40
Interest on lease liability		6
Operating lease cost		24
Total lease cost		70
Cash flows used for operating activities
Finance leases		6
Operating leases		17
Cash flows used for financing activities
Finance leases (1)	[1]	64
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability		$ 13
Lessee, Finance Lease, Description [Abstract]
Finance leases, Weighted-average remaining lease term (in years)		3 years 7 months 6 days
Finance leases, Weighted-average discount rate		4.84%
Lessee, Operating Lease, Description [Abstract]
Operating leases, Weighted-average remaining lease term (in years)		7 years 9 months 18 days
Operating leases, Weighted-average discount rate		2.66%
Operating Lease Maturities
Remainder of 2020		$ 49
2021		66
2022		64
2023		61
2024		52
2025 and thereafter		436
Less imputed interest and reimbursement of tenant improvements.	[2]	(178)
Operating Lease Liability		550
Finance Lease Maturities
Remainder of 2020		174
2021		107
2022		75
2023		48
2024		37
2025 and thereafter		191
Less imputed interest		(103)
Finance Lease Liability		$ 529		$ 591
Noncancelable Operating Lease Commitments
2020				54
2021				64
2022				63
2023				59
2024				53
2025 and thereafter				459
Noncancelable Operating Leases Commitments (under ASC840)				$ 752
Forecast
Lessee, Lease, Description [Line Items]
Reimbursement in 2020 for tenant improvements.			$ (50)
Real Estate | Minimum
Lessee, Lease, Description [Line Items]
Operating lease renewal term		1 year
Real Estate | Maximum
Lessee, Lease, Description [Line Items]
Operating lease renewal term		10 years
Land | Minimum
Lessee, Lease, Description [Line Items]
Operating lease renewal term		1 year
Land | Maximum
Lessee, Lease, Description [Line Items]
Operating lease renewal term		30 years

[1] Included in repayments of debt in the accompanying statement of cash flows.

[2] Includes $50 million under operating leases for the reimbursement due in 2020 of tenant improvements.