Other Revenue (Tables)

3 Months Ended

Mar. 31, 2023

Revenue Recognition and Deferred Revenue [Abstract]

Schedule of Disaggregation of Revenue

The following table summarizes other revenue for the periods presented (in millions):

	Three Months Ended March 31,
	2023		2022
Grant revenue	$	24	$	126
Collaboration revenue	10		15
Total other revenue	$	34	$	141

The following table summarizes grant revenue for the periods presented (in millions):

	Three Months Ended March 31,
	2023		2022
BARDA	$	20	$	122
Other grant revenue	4		4
Total grant revenue	$	24	$	126

The following table summarizes our total collaboration revenue from our strategic collaborators for the periods presented (in millions):

	Three Months Ended March 31,
Collaboration Revenue by Strategic Collaborator:	2023		2022
Merck	$	—	$	10
Vertex	10		4
Other	—		1
Total collaboration revenue	$	10	$	15