Leases - Quantitative Lease Data (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Finance Lease Amounts:
Right-of-Use Assets	$ 4,549	$ 4,726	$ 4,549	$ 4,726
Lease Liabilities	5,093	5,144	5,093	5,144	$ 5,119
Operating Lease Amounts:
Right-of-Use Assets	5,134	6,413	5,134	6,413
Lease Liabilities	$ 5,331	$ 6,604	5,331	6,604
Cash Paid For Amounts Included In The Measurement Of Lease Liabilities:
Operating Outgoing Cash Flows From Finance Leases			97	97
Operating Outgoing Cash Flows From Operating Leases			510	611
Financing Outgoing Cash Flows From Finance Leases			26	25
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			$ 19	$ 0
Weighted-average Remaining Lease Term - Finance Leases (Yrs.)	26 years 9 months 10 days	27 years 8 months 12 days	26 years 9 months 10 days	27 years 8 months 12 days
Weighted-average Remaining Lease Term - Operating Leases (Yrs.)	11 years 6 months 21 days	11 years 2 months 12 days	11 years 6 months 21 days	11 years 2 months 12 days
Weighted-average Discount Rate—Finance Leases	3.75%	3.75%	3.75%	3.75%
Weighted-average Discount Rate—Operating Leases	3.01%	2.85%	3.01%	2.85%
Finance Lease Cost:
Reduction of Right-of-Use Assets	$ 44	$ 45	$ 88	$ 89
Interest on Lease Liabilities	48	48	97	97
Operating Lease Cost	293	308	591	620
Short-term Lease Cost	21	13	35	23
Variable Lease Cost	48	72	121	167
Total Lease Cost	$ 454	$ 486	$ 932	$ 996