Commitment and Contingencies (Details) dose in Millions, $ in Millions	Dec. 28, 2022 lawsuit	Dec. 12, 2022 defendant	Apr. 04, 2023 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Nov. 18, 2022 dose
Loss Contingencies [Line Items]
Number of defendants | defendant		2
Period to answer		14 days
Number of lawsuits filed | lawsuit	7
Subsequent Events
Loss Contingencies [Line Items]
Loss contingency, settlement agreement and release of claims to agreed payment			$ 27.0
Loss contingency, termination fee			15.0
Loss contingency, settlement payment			$ 12.0
Gavi Advance Purchase Agreement- COVAX Facility
Loss Contingencies [Line Items]
Number of doses to be distributed | dose						350
Purchase agreement, number of vaccine doses | dose						2
Collaboration agreement upfront payment amount				$ 697.4	$ 697.4