Leases - Components of Operating Lease Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Operating lease expense	$ 625	$ 501
Variable lease expense	195	182
Operating lease expense	820	683
Short-term lease rent expense	249	253
Total expense	$ 1,069	$ 936