Loans and Allowance for Credit Losses - Portfolio of Risk-rated Loans by Grade and by Year of Origination (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Financing Receivable, Credit Quality Indicator [Line Items]
2023	$ 89,286	$ 488,572
2022	482,739	317,745
2021	300,500	220,319
2020	212,372	117,187
2019	111,744	51,825
Prior	338,546	306,137
Amortized Cost	1,535,187	1,501,785
Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2023	89,286	488,435
2022	480,629	312,866
2021	298,177	218,661
2020	210,851	116,822
2019	111,662	48,233
Prior	307,346	289,603
Amortized Cost	1,497,951	1,474,620
Pass | Government guarantees
Financing Receivable, Credit Quality Indicator [Line Items]
2023	2,850	25,172
2022	24,594	36,531
2021	33,665	9,751
2020	9,395	12,885
2019	12,711	2,964
Prior	8,147	5,314
Amortized Cost	91,362	92,617
Pass | Net of government guarantees
Financing Receivable, Credit Quality Indicator [Line Items]
2023	86,436	463,263
2022	456,035	276,335
2021	264,512	208,910
2020	201,456	103,937
2019	98,951	45,269
Prior	299,199	284,289
Amortized Cost	1,406,589	1,382,003
Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	137
2022	2,110	4,879
2021	2,323	1,658
2020	1,521	365
2019	82	3,592
Prior	31,200	16,534
Amortized Cost	37,236	27,165
Classified | Government guarantees
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	0	4,396
2021	2,096	1,135
2020	1,103	0
2019	0	0
Prior	11,269	9,293
Amortized Cost	14,468	14,824
Classified | Net of government guarantees
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	137
2022	2,110	483
2021	227	523
2020	418	365
2019	82	3,592
Prior	19,931	7,241
Amortized Cost	22,768	12,341
Commercial & industrial loans
Financing Receivable, Credit Quality Indicator [Line Items]
2023	26,360	157,692
2022	155,089	91,422
2021	79,150	37,544
2020	36,003	17,972
2019	14,358	12,581
Prior	53,149	40,917
Amortized Cost	364,109	358,128
Commercial & industrial loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2023	26,360	157,555
2022	152,979	86,543
2021	76,827	37,147
2020	35,707	17,881
2019	14,276	9,844
Prior	38,286	40,571
Amortized Cost	344,435	349,541
Commercial & industrial loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	137
2022	2,110	4,879
2021	2,323	397
2020	296	91
2019	82	2,737
Prior	14,863	346
Amortized Cost	19,674	8,587
Commercial real estate | Owner occupied properties
Financing Receivable, Credit Quality Indicator [Line Items]
2023	6,838	66,955
2022	71,615	70,777
2021	69,568	91,757
2020	81,952	32,564
2019	31,920	13,398
Prior	81,269	74,522
Amortized Cost	343,162	349,973
Commercial real estate | Owner occupied properties | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2023	6,838	66,955
2022	71,615	70,777
2021	69,568	90,496
2020	80,727	32,564
2019	31,920	13,233
Prior	76,882	69,701
Amortized Cost	337,550	343,726
Commercial real estate | Owner occupied properties | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	0	0
2021	0	1,261
2020	1,225	0
2019	0	165
Prior	4,387	4,821
Amortized Cost	5,612	6,247
Commercial real estate | Non-owner occupied and multifamily properties
Financing Receivable, Credit Quality Indicator [Line Items]
2023	2,270	94,412
2022	90,117	82,352
2021	86,571	71,407
2020	70,530	58,307
2019	57,437	16,908
Prior	166,302	158,884
Amortized Cost	473,227	482,270
Commercial real estate | Non-owner occupied and multifamily properties | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2023	2,270	94,412
2022	90,117	82,352
2021	86,571	71,407
2020	70,530	58,033
2019	57,437	16,905
Prior	156,716	149,223
Amortized Cost	463,641	472,332
Commercial real estate | Non-owner occupied and multifamily properties | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	274
2019	0	3
Prior	9,586	9,661
Amortized Cost	9,586	9,938
Residential real estate | 1-4 family residential properties secured by first liens
Financing Receivable, Credit Quality Indicator [Line Items]
2023	41,478	52,117
2022	51,491	5,088
2021	4,066	6,001
2020	5,399	2,535
2019	2,502	541
Prior	7,278	7,099
Amortized Cost	112,214	73,381
Residential real estate | 1-4 family residential properties secured by first liens | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2023	41,478	52,117
2022	51,491	5,088
2021	4,066	6,001
2020	5,399	2,535
2019	2,502	462
Prior	7,078	6,968
Amortized Cost	112,014	73,171
Residential real estate | 1-4 family residential properties secured by first liens | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	79
Prior	200	131
Amortized Cost	200	210
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]
2023	2,476	6,992
2022	7,050	3,376
2021	3,892	2,041
2020	1,902	2,763
2019	2,650	3,020
Prior	5,057	2,067
Amortized Cost	23,027	20,259
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]
2023	2,476	6,992
2022	7,050	3,376
2021	3,892	2,041
2020	1,902	2,763
2019	2,650	2,781
Prior	4,818	2,060
Amortized Cost	22,788	20,013
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]
2023	0	0
2022	0	0
2021	0	0
2020	0
2019	0	239
Prior	239	7
Amortized Cost	239	246
Residential real estate | 1-4 family residential construction loans
Financing Receivable, Credit Quality Indicator [Line Items]
2023	2,912	26,860
2022	22,906	3,897
2021	2,871	61
2020	420	0
2019	0	0
Prior	11,543	13,182
Amortized Cost	40,652	44,000
Residential real estate | 1-4 family residential construction loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2023	2,912	26,860
2022	22,906	3,897
2021	2,871	61
2020	420	0
2019	0	0
Prior	11,434	13,073
Amortized Cost	40,543	43,891
Residential real estate | 1-4 family residential construction loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
Prior	109	109
Amortized Cost	109	109
Other construction, land development and raw land loans
Financing Receivable, Credit Quality Indicator [Line Items]
2023	3,300	38,673
2022	39,120	42,448
2021	28,668	5,740
2020	8,756	1,713
2019	1,594	4,044
Prior	10,274	6,564
Amortized Cost	91,712	99,182
Other construction, land development and raw land loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2023	3,300	38,673
2022	39,120	42,448
2021	28,668	5,740
2020	8,756	1,713
2019	1,594	3,675
Prior	8,458	5,112
Amortized Cost	89,896	97,361
Other construction, land development and raw land loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	369
Prior	1,816	1,452
Amortized Cost	1,816	1,821
Obligations of states and political subdivisions in the US
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	32,319
2022	33,467	0
2021	6,866	0
2020	1,739	0
2019	0	219
Prior	185	1
Amortized Cost	42,257	32,539
Obligations of states and political subdivisions in the US | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	32,319
2022	33,467	0
2021	6,866	0
2020	1,739	0
2019	0	219
Prior	185	1
Amortized Cost	42,257	32,539
Obligations of states and political subdivisions in the US | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
Prior	0	0
Amortized Cost	0	0
Agricultural production, including commercial fishing
Financing Receivable, Credit Quality Indicator [Line Items]
2023	2,431	9,748
2022	10,376	17,692
2021	18,196	3,740
2020	3,655	604
2019	599	879
Prior	2,172	1,436
Amortized Cost	37,429	34,099
Agricultural production, including commercial fishing | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2023	2,431	9,748
2022	10,376	17,692
2021	18,196	3,740
2020	3,655	604
2019	599	879
Prior	2,172	1,436
Amortized Cost	37,429	34,099
Agricultural production, including commercial fishing | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
Prior	0	0
Amortized Cost	0	0
Consumer loans
Financing Receivable, Credit Quality Indicator [Line Items]
2023	964	1,513
2022	1,292	363
2021	327	481
2020	493	345
2019	324	235
Prior	1,261	1,398
Amortized Cost	4,661	4,335
Consumer loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2023	964	1,513
2022	1,292	363
2021	327	481
2020	493	345
2019	324	235
Prior	1,261	1,391
Amortized Cost	4,661	4,328
Consumer loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
Prior	0	7
Amortized Cost	0	7
Other loans
Financing Receivable, Credit Quality Indicator [Line Items]
2023	257	1,291
2022	216	330
2021	325	1,547
2020	1,523	384
2019	360	0
Prior	56	67
Amortized Cost	2,737	3,619
Other loans | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
2023	257	1,291
2022	216	330
2021	325	1,547
2020	1,523	384
2019	360	0
Prior	56	67
Amortized Cost	2,737	3,619
Other loans | Classified
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0	0
2022	0	0
2021	0	0
2020	0	0
2019	0	0
Prior	0	0
Amortized Cost	$ 0	$ 0