Investments - Maturities of Available-for-sale and Held-to-maturity Securities (Details) $ in Millions	Nov. 24, 2019 USD ($)
Available-for-sale, Cost Basis
Due in one year or less	$ 213
Due after one year through five years	375
Due after five years	8
Available-for-sale, cost basis, total	596
Available-for-sale, Fair Value
Due in one year or less	212
Due after one year through five years	379
Due after five years	9
Available-for-sale, recorded basis, total	600
Held-to-maturity
Due in one year or less	393
Due after one year through five years	0
Due after five years	0
Held-to-maturity, cost basis, total	$ 393