Leases (Narrative) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2023 USD ($) branchOffice	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)
Lessee, Lease, Description [Line Items]
Weighted average remaining lease term	19 years 2 months 12 days
Weighted average discount rate	3.04%
Total operating lease expense	$ 800	$ 900
Operating right-of-use lease assets	18,898		$ 18,733
Operating lease liabilities	$ 19,638		$ 19,391
Minimum
Lessee, Lease, Description [Line Items]
Option extension period	5 years
Maximum
Lessee, Lease, Description [Line Items]
Option extension period	10 years
Land and Building
Lessee, Lease, Description [Line Items]
Number of branch locations | branchOffice	17
Land
Lessee, Lease, Description [Line Items]
Number of branch locations | branchOffice	10