Income Taxes - Tax Credit Carryforwards (Details) $ in Millions	Aug. 29, 2019 USD ($)
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	$ 658
2020 - 2024
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	55
2025 - 2029
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	58
2030 - 2034
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	116
2035 - 2039
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	354
Indefinite
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	75
U.S. Federal
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	353
U.S. Federal | 2020 - 2024
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	0
U.S. Federal | 2025 - 2029
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	0
U.S. Federal | 2030 - 2034
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	3
U.S. Federal | 2035 - 2039
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	350
U.S. Federal | Indefinite
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	0
State
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	305
State | 2020 - 2024
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	55
State | 2025 - 2029
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	58
State | 2030 - 2034
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	113
State | 2035 - 2039
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	4
State | Indefinite
Tax Credit Carryforward [Line Items]
Tax credit carryforwards	$ 75