Leases - Quantitative Lease Data (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Finance Lease Amounts:
Right-of-Use Assets	$ 4,770	$ 4,947
Lease Liabilities	5,156	5,205	$ 5,169
Operating Lease Amounts:
Right-of-Use Assets	6,676	5,435
Lease Liabilities	6,863	5,522
Cash Paid For Amounts Included In The Measurement Of Lease Liabilities:
Operating Outgoing Cash Flows From Finance Leases	49	49
Operating Outgoing Cash Flows From Operating Leases	260	261
Financing Outgoing Cash Flows From Finance Leases	13	12
Right-of-Use Assets Obtained In Exchange For New Finance Lease Liabilities	0	0
Right-of-Use Assets Obtained In Exchange For New Operating Lease Liabilities	$ 0	$ 331
Weighted-average Remaining Lease Term - Finance Leases (Yrs.)	28 years	28 years 10 months 24 days
Weighted-average Remaining Lease Term - Operating Leases (Yrs.)	11 years 2 months 12 days	12 years 6 months
Weighted-average Discount Rate—Finance Leases	3.75%	3.75%
Weighted-average Discount Rate—Operating Leases	2.81%	3.13%
Finance Lease Cost:
Reduction of Right-of-Use Assets	$ 44	$ 44
Interest on Lease Liabilities	49	49
Operating Lease Cost	312	209
Short-term Lease Cost	10	5
Variable Lease Cost	95	104
Total Lease Cost	$ 510	$ 411