Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Details) $ in Thousands	1 Months Ended	19 Months Ended
	Jun. 30, 2020	Dec. 31, 2021 USD ($) employee	Dec. 31, 2020 USD ($)
Restructuring Cost and Reserve [Line Items]
Research and development		$ 866	$ 512
Clinical		703	117
Professional fees		747	405
Employee-related		1,716	963
Severance-related		0	712
Other		293	232
Total accrued expenses and other current liabilities		$ 4,325	$ 2,941
Severance-related charges
Restructuring Cost and Reserve [Line Items]
Number of employees given notice of termination | employee		5
Number of positions eliminated, period percent	33.00%