Investments - Maturity (Details) $ in Millions	Oct. 30, 2020 USD ($)
Cost Basis
Due in one year or less	$ 699
Due after one year through five years	198
Total	897
Fair Value
Due in one year or less	702
Due after one year through five years	202
Total	904
Held-to-Maturity
Due in one year or less	1,150
Due after one year through five years	0
Total	$ 1,150