Related Party Transactions - Additional Information (Details) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Related Party Transaction [Line Items]
Amount due to related party	$ 136,000		$ 56,000
Consulting fees to members of management and board of directors	100,000	$ 200,000
BaseCamp
Related Party Transaction [Line Items]
Prepaid expenses		2,000,000.0
ElevateBio and Affiliates
Related Party Transaction [Line Items]
Prepaid expenses	2,000,000.0		2,000,000.0
Expenses related to services with related party	200,000	$ 1,400,000
Amount due to related party	100,000		$ 100,000
Marker Therapeutics, Inc.
Related Party Transaction [Line Items]
Costs incurred under agreement	$ 0