Investments - Maturities of Available-for-sale and Held-to-maturity Securities (Details) $ in Millions	Nov. 20, 2022 USD ($)
Available-for-sale, Cost Basis
Due in one year or less	$ 220
Due after one year through five years	264
Due after five years	86
Available-for-sale, cost basis, total	570
Available-for-sale, Fair Value
Due in one year or less	217
Due after one year through five years	259
Due after five years	82
Available-for-sale, recorded basis, total	558
Held-to-maturity
Due in one year or less	259
Due after one year through five years	0
Due after five years	0
Held-to-maturity, cost basis, total	$ 259