License and Collaborations - Schedule of Payments Allocated to Performance Obligations (Details) - USD ($) $ in Millions	Dec. 12, 2021	Dec. 21, 2021
Allocation of transaction price
Deferred revenues as of 12/21/2021		$ 165
Option payment for Domvanalimab	$ 275
Option payment for Etrumadenant	250
Option payment for Quemliclustat	200
Total transaction price allocated to performance obligations	890
Allocation to performance obligations
Domvanalimab license	329
Total allocated transaction price	$ 890