Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Lessee, Lease, Description [Line Items]
Operating lease cost	$ 1,334	$ 2,075	$ 2,234
Variable lease cost	681	1,122	1,107
Total lease cost	2,015	3,197	3,341
Cash paid for amounts included in the measurement of operating lease liabilities	2,395	2,500	$ 2,064
Right-of-use assets	10,238	10,692
Current (included in Other in our Balance Sheet	676	2,022
Lease liability	$ 8,202	$ 8,341
Weighted-average remaining lease term - operating lease	16 years	15 years
Weighted-average discount rate - operating lease	4.13%	3.96%
2021	$ 962
2022	944
2023	944
2024	960
2025	962
Thereafter	8,181
Total future lease payments	12,953
Less amount representing interest	4,075
Total obligations under operating leases	$ 8,878