Loans and Allowance for Credit Losses - Aging of Contractually Past Due Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Financing Receivable, Past Due [Line Items]
Loans	$ 1,405,709	$ 1,413,886
Greater Than 90 Days Past Due Still Accruing	0	0
Total Past Due
Financing Receivable, Past Due [Line Items]
Loans	4,578	3,888
30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,048	218
60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	132	51
Greater Than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	3,398	3,619
Current
Financing Receivable, Past Due [Line Items]
Loans	1,401,131	1,409,998
Commercial & industrial loans
Financing Receivable, Past Due [Line Items]
Loans	394,841	448,338
Greater Than 90 Days Past Due Still Accruing	0	0
Commercial & industrial loans | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans	765	726
Commercial & industrial loans | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	246	206
Commercial & industrial loans | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	132	51
Commercial & industrial loans | Greater Than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	387	469
Commercial & industrial loans | Current
Financing Receivable, Past Due [Line Items]
Loans	394,076	447,612
Commercial real estate | Owner occupied properties
Financing Receivable, Past Due [Line Items]
Loans	313,174	300,200
Greater Than 90 Days Past Due Still Accruing	0	0
Commercial real estate | Owner occupied properties | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,813	1,188
Commercial real estate | Owner occupied properties | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	737	12
Commercial real estate | Owner occupied properties | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans		0
Commercial real estate | Owner occupied properties | Greater Than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,076	1,176
Commercial real estate | Owner occupied properties | Current
Financing Receivable, Past Due [Line Items]
Loans	311,361	299,012
Commercial real estate | Non-owner occupied and multifamily properties
Financing Receivable, Past Due [Line Items]
Loans	446,592	435,311
Greater Than 90 Days Past Due Still Accruing	0	0
Commercial real estate | Non-owner occupied and multifamily properties | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Commercial real estate | Non-owner occupied and multifamily properties | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Commercial real estate | Non-owner occupied and multifamily properties | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Commercial real estate | Non-owner occupied and multifamily properties | Greater Than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Commercial real estate | Non-owner occupied and multifamily properties | Current
Financing Receivable, Past Due [Line Items]
Loans	446,592	435,311
Residential real estate | 1-4 family residential properties secured by first liens
Financing Receivable, Past Due [Line Items]
Loans	37,298	32,542
Greater Than 90 Days Past Due Still Accruing	0	0
Residential real estate | 1-4 family residential properties secured by first liens | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans	212	90
Residential real estate | 1-4 family residential properties secured by first liens | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	65	0
Residential real estate | 1-4 family residential properties secured by first liens | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Residential real estate | 1-4 family residential properties secured by first liens | Greater Than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	147	90
Residential real estate | 1-4 family residential properties secured by first liens | Current
Financing Receivable, Past Due [Line Items]
Loans	37,086	32,452
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens
Financing Receivable, Past Due [Line Items]
Loans	21,953	19,610
Greater Than 90 Days Past Due Still Accruing	0	0
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans	133	139
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | Greater Than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	133	139
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | Current
Financing Receivable, Past Due [Line Items]
Loans	21,820	19,471
Residential real estate | 1-4 family residential construction loans
Financing Receivable, Past Due [Line Items]
Loans	43,915	36,222
Greater Than 90 Days Past Due Still Accruing	0	0
Residential real estate | 1-4 family residential construction loans | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans	109	109
Residential real estate | 1-4 family residential construction loans | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Residential real estate | 1-4 family residential construction loans | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Residential real estate | 1-4 family residential construction loans | Greater Than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	109	109
Residential real estate | 1-4 family residential construction loans | Current
Financing Receivable, Past Due [Line Items]
Loans	43,806	36,113
Other construction, land development and raw land loans
Financing Receivable, Past Due [Line Items]
Loans	87,163	88,094
Greater Than 90 Days Past Due Still Accruing	0	0
Other construction, land development and raw land loans | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,546	1,636
Other construction, land development and raw land loans | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Other construction, land development and raw land loans | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Other construction, land development and raw land loans | Greater Than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	1,546	1,636
Other construction, land development and raw land loans | Current
Financing Receivable, Past Due [Line Items]
Loans	85,617	86,458
Obligations of states and political subdivisions in the US
Financing Receivable, Past Due [Line Items]
Loans	24,005	16,403
Greater Than 90 Days Past Due Still Accruing	0	0
Obligations of states and political subdivisions in the US | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Obligations of states and political subdivisions in the US | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Obligations of states and political subdivisions in the US | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Obligations of states and political subdivisions in the US | Greater Than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Obligations of states and political subdivisions in the US | Current
Financing Receivable, Past Due [Line Items]
Loans	24,005	16,403
Agricultural production, including commercial fishing
Financing Receivable, Past Due [Line Items]
Loans	29,482	27,959
Greater Than 90 Days Past Due Still Accruing	0	0
Agricultural production, including commercial fishing | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Agricultural production, including commercial fishing | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Agricultural production, including commercial fishing | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Agricultural production, including commercial fishing | Greater Than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Agricultural production, including commercial fishing | Current
Financing Receivable, Past Due [Line Items]
Loans	29,482	27,959
Consumer loans
Financing Receivable, Past Due [Line Items]
Loans	4,092	4,801
Greater Than 90 Days Past Due Still Accruing	0	0
Consumer loans | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Consumer loans | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Consumer loans | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Consumer loans | Greater Than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Consumer loans | Current
Financing Receivable, Past Due [Line Items]
Loans	4,092	4,801
Other loans
Financing Receivable, Past Due [Line Items]
Loans	3,194	4,406
Greater Than 90 Days Past Due Still Accruing	0	0
Other loans | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Other loans | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Other loans | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Other loans | Greater Than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans	0	0
Other loans | Current
Financing Receivable, Past Due [Line Items]
Loans	$ 3,194	$ 4,406