Other Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Payables and Accruals [Abstract]
Accrued compensation	$ 8,809	$ 15,161
Accrued variable consideration	16,192	5,025
Accrued professional fees	3,917	3,183
Accrued interest on convertible notes	1,325	1,369
Accrued other	167	52
Total other accrued liabilities	$ 30,410	$ 24,790