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CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Revenue
Research and development revenue under collaboration agreement	$ 30,985	$ 9,194
Revenue from Contract with Customer, Product and Service [Extensible List]	Research And Development Member	Research And Development Member
Operating expenses
Research and development	$ 47,108	$ 44,847
General and administrative	18,015	8,866
Total operating expenses	65,123	53,713
Loss from operations	(34,138)	(44,519)
Other income, net	23	263
Net loss and comprehensive loss	$ (34,115)	$ (44,256)
Net loss per share attributable to common stockholders, basic and diluted	$ (1.22)	$ (16.00)
Weighted-average shares of common stock outstanding, basic and diluted	27,983,359	2,765,494

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