Loans and Allowance for Credit Losses - Portfolio of Risk-rated Loans by Grade and by Year of Origination (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	$ 321,380	$ 506,970
2021/2020	351,254	264,877
2020/2019	238,994	157,720
2019/2018	126,850	100,277
2018/2017	53,675	74,031
Prior	315,113	310,011
Amortized Cost	1,407,266	1,413,886
Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	321,241	487,700
2021/2020	342,167	261,687
2020/2019	237,698	153,684
2019/2018	126,476	95,818
2018/2017	49,914	63,119
Prior	294,844	296,998
Amortized Cost	1,372,340	1,359,006
Pass | Government guarantees
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	28,553	145,713
2021/2020	41,099	12,725
2020/2019	10,580	14,429
2019/2018	13,066	3,299
2018/2017	3,038	306
Prior	5,171	6,562
Amortized Cost	101,507	183,034
Pass | Net of government guarantees
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	292,688	341,987
2021/2020	301,068	248,962
2020/2019	227,118	139,255
2019/2018	113,410	92,519
2018/2017	46,876	62,813
Prior	289,673	290,436
Amortized Cost	1,270,833	1,175,972
Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	139	19,270
2021/2020	9,087	3,190
2020/2019	1,296	4,036
2019/2018	374	4,459
2018/2017	3,761	10,912
Prior	20,269	13,013
Amortized Cost	34,926	54,880
Classified | Government guarantees
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	0	7,201
2021/2020	8,178	1,259
2020/2019	1,167	0
2019/2018	0	0
2018/2017	0	0
Prior	12,152	10,571
Amortized Cost	21,497	19,031
Classified | Net of government guarantees
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	139	12,069
2021/2020	909	1,931
2020/2019	129	4,036
2019/2018	374	4,459
2018/2017	3,761	10,912
Prior	8,117	2,442
Amortized Cost	13,429	35,849
Commercial & industrial loans
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	146,801	246,229
2021/2020	106,615	55,192
2020/2019	44,366	33,410
2019/2018	20,350	40,457
2018/2017	13,605	23,722
Prior	44,096	49,328
Amortized Cost	375,833	448,338
Commercial & industrial loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	146,662	227,376
2021/2020	97,528	54,478
2020/2019	43,070	29,846
2019/2018	20,251	37,339
2018/2017	10,710	23,205
Prior	42,069	44,554
Amortized Cost	360,290	416,798
Commercial & industrial loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	139	18,853
2021/2020	9,087	714
2020/2019	1,296	3,564
2019/2018	99	3,118
2018/2017	2,895	517
Prior	2,027	4,774
Amortized Cost	15,543	31,540
Commercial real estate | Owner occupied properties
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	39,723	81,533
2021/2020	79,521	85,374
2020/2019	88,235	39,254
2019/2018	35,145	15,363
2018/2017	13,564	14,452
Prior	73,625	64,224
Amortized Cost	329,813	300,200
Commercial real estate | Owner occupied properties | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	39,723	81,533
2021/2020	79,521	83,975
2020/2019	88,235	39,254
2019/2018	35,145	14,841
2018/2017	13,396	14,452
Prior	67,189	57,717
Amortized Cost	323,209	291,772
Commercial real estate | Owner occupied properties | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	0	0
2021/2020	0	1,399
2020/2019	0	0
2019/2018	0	522
2018/2017	168	0
Prior	6,436	6,507
Amortized Cost	6,604	8,428
Commercial real estate | Non-owner occupied and multifamily properties
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	48,606	77,205
2021/2020	83,078	77,961
2020/2019	73,444	61,147
2019/2018	59,796	34,317
2018/2017	17,063	30,119
Prior	167,773	154,562
Amortized Cost	449,760	435,311
Commercial real estate | Non-owner occupied and multifamily properties | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	48,606	77,205
2021/2020	83,078	77,961
2020/2019	73,444	61,147
2019/2018	59,521	34,307
2018/2017	17,058	19,833
Prior	157,691	154,561
Amortized Cost	439,398	425,014
Commercial real estate | Non-owner occupied and multifamily properties | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	0	0
2021/2020	0	0
2020/2019	0	0
2019/2018	275	10
2018/2017	5	10,286
Prior	10,082	1
Amortized Cost	10,362	10,297
Residential real estate | 1-4 family residential properties secured by first liens
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	16,382	8,173
2021/2020	9,846	9,100
2020/2019	6,301	4,161
2019/2018	2,566	621
2018/2017	561	1,466
Prior	3,552	9,021
Amortized Cost	39,208	32,542
Residential real estate | 1-4 family residential properties secured by first liens | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	16,382	7,756
2021/2020	9,846	8,023
2020/2019	6,301	3,689
2019/2018	2,566	531
2018/2017	480	1,466
Prior	3,421	8,812
Amortized Cost	38,996	30,277
Residential real estate | 1-4 family residential properties secured by first liens | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	0	417
2021/2020	0	1,077
2020/2019	0	472
2019/2018	0	90
2018/2017	81	0
Prior	131	209
Amortized Cost	212	2,265
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	5,629	5,806
2021/2020	5,571	2,535
2020/2019	2,437	3,229
2019/2018	2,988	3,723
2018/2017	3,463	259
Prior	3,088	4,058
Amortized Cost	23,176	19,610
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	5,629	5,806
2021/2020	5,571	2,535
2020/2019	2,437	3,229
2019/2018	2,988	3,464
2018/2017	3,220	259
Prior	3,079	4,046
Amortized Cost	22,924	19,339
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	0	0
2021/2020	0	0
2020/2019	0	0
2019/2018	0	259
2018/2017	243	0
Prior	9	12
Amortized Cost	252	271
Residential real estate | 1-4 family residential construction loans
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	29,616	21,409
2021/2020	5,350	1,056
2020/2019	61	1,707
2019/2018	0	62
2018/2017	0	109
Prior	12,752	11,879
Amortized Cost	47,779	36,222
Residential real estate | 1-4 family residential construction loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	29,616	21,409
2021/2020	5,350	1,056
2020/2019	61	1,707
2019/2018	0	62
2018/2017	0	0
Prior	12,643	11,879
Amortized Cost	47,670	36,113
Residential real estate | 1-4 family residential construction loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	0	0
2021/2020	0	0
2020/2019	0	0
2019/2018	0	0
2018/2017	0	109
Prior	109	0
Amortized Cost	109	109
Other construction, land development and raw land loans
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	15,264	39,624
2021/2020	31,615	26,458
2020/2019	14,932	11,044
2019/2018	4,574	3,775
2018/2017	3,958	139
Prior	7,099	7,054
Amortized Cost	77,442	88,094
Other construction, land development and raw land loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	15,264	39,624
2021/2020	31,615	26,458
2020/2019	14,932	11,044
2019/2018	4,574	3,315
2018/2017	3,589	139
Prior	5,632	5,544
Amortized Cost	75,606	86,124
Other construction, land development and raw land loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	0	0
2021/2020	0	0
2020/2019	0	0
2019/2018	0	460
2018/2017	369	0
Prior	1,467	1,510
Amortized Cost	1,836	1,970
Obligations of states and political subdivisions in the US
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	11,360	4,120
2021/2020	9,694	812
2020/2019	3,525	1,875
2019/2018	0	343
2018/2017	251	2,733
Prior	0	6,520
Amortized Cost	24,830	16,403
Obligations of states and political subdivisions in the US | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	11,360	4,120
2021/2020	9,694	812
2020/2019	3,525	1,875
2019/2018	0	343
2018/2017	251	2,733
Prior	0	6,520
Amortized Cost	24,830	16,403
Obligations of states and political subdivisions in the US | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	0	0
2021/2020	0	0
2020/2019	0	0
2019/2018	0	0
2018/2017	0	0
Prior	0	0
Amortized Cost	0	0
Agricultural production, including commercial fishing
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	6,624	19,970
2021/2020	18,377	3,929
2020/2019	3,857	810
2019/2018	669	1,118
2018/2017	939	741
Prior	1,607	1,391
Amortized Cost	32,073	27,959
Agricultural production, including commercial fishing | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	6,624	19,970
2021/2020	18,377	3,929
2020/2019	3,857	810
2019/2018	669	1,118
2018/2017	939	741
Prior	1,607	1,391
Amortized Cost	32,073	27,959
Agricultural production, including commercial fishing | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	0	0
2021/2020	0	0
2020/2019	0	0
2019/2018	0	0
2018/2017	0	0
Prior	0	0
Amortized Cost	0	0
Consumer loans
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	1,133	873
2021/2020	458	815
2020/2019	511	653
2019/2018	364	403
2018/2017	271	291
Prior	1,431	1,766
Amortized Cost	4,168	4,801
Consumer loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	1,133	873
2021/2020	458	815
2020/2019	511	653
2019/2018	364	403
2018/2017	271	291
Prior	1,423	1,766
Amortized Cost	4,160	4,801
Consumer loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	0	0
2021/2020	0	0
2020/2019	0	0
2019/2018	0	0
2018/2017	0	0
Prior	8	0
Amortized Cost	8	0
Other loans
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	242	2,028
2021/2020	1,129	1,645
2020/2019	1,325	430
2019/2018	398	95
2018/2017	0	0
Prior	90	208
Amortized Cost	3,184	4,406
Other loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	242	2,028
2021/2020	1,129	1,645
2020/2019	1,325	430
2019/2018	398	95
2018/2017	0	0
Prior	90	208
Amortized Cost	3,184	4,406
Other loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2022/2021	0	0
2021/2020	0	0
2020/2019	0	0
2019/2018	0	0
2018/2017	0	0
Prior	0	0
Amortized Cost	$ 0	$ 0