Description of Business, Organization and Liquidity - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Description Of Business Organization And Liquidity [Line Items]
Accumulated deficit	$ 189,937		$ 189,937		$ 156,112
Net loss	(16,900)	$ (12,300)	(33,825)	$ (25,647)
Cash, cash equivalents and marketable securities	85,900		85,900		109,200
Current assets	82,202		82,202		110,102
Current liabilities	$ 7,488		7,488		$ 4,544
Clinical Development and Corporate General and Administrative Activities
Description Of Business Organization And Liquidity [Line Items]
Net loss			$ (21,600)	$ (25,300)