Commitments and Contingencies - Lease Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Commitments and Contingencies Disclosure [Abstract]
Operating lease cost	$ 3,424	$ 3,514	$ 3,019
Variable lease cost	212	534	211
Short-term lease cost	358	271	191
Total lease cost	$ 3,994	$ 4,319	$ 3,421