Leases - Summary of Lease Costs (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating leases
Operating lease cost	$ 449	$ 419
Variable lease cost	95	102
Operating lease expense	544	521
Finance leases
Amortization of right-of-use assets	141	45
Interest on lease obligations	47	13
Finance lease expense	188	58
Short-term lease rent expense	4	4
Total rent expense	736	583
Other information
Operating cash flows from operating leases	464	425
Operating cash flows from finance leases	47	13
Financing cash flows from finance leases	118	37
Right of use assets exchanged for operating lease liabilities	0	1,896
Right of use assets exchanged for finance lease liabilities	$ 0	$ 460
Weighted-average remaining lease term – operating leases	3 years 4 months 24 days	3 years 7 months 6 days
Weighted-average remaining lease term – finance leases	5 years 2 months 12 days	5 years 4 months 24 days
Weighted-average discount rate – operating leases	6.30%	6.30%
Weighted-average discount rate – finance leases	6.40%	5.40%