Leases - Schedule of Components of Lease Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Operating lease cost	$ 336	$ 328	$ 328
Variable lease costs	34	19	13
Total lease cost	$ 370	$ 347	$ 341