Accrued Expenses (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Accrued Expenses
Payroll and related costs	$ 3,458	$ 7,061
Clinical trials and drug development	6,011	5,725
Professional fees	898	1,417
Accrued tax provision	2,445	2,445
Third-party commercial expenses	1,747	1,880
Short-term lease liabilities	659	637
Other	509	371
Total accrued expenses	$ 15,727	$ 19,536