Leases - Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Operating lease expense	$ 2,237	$ 2,272
Short-term lease expense	138	224
Sublease income	(1,956)	(1,956)
Total net lease expense	$ 419	$ 540