Organization - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Accumulated deficit	$ 400,024	$ 339,299
Net loss	60,725	93,844	$ 82,177
Cash used in operations	45,060	$ 78,333	$ 72,421
Cash, cash equivalents and marketable securities	$ 90,100