Loans and Allowance for Credit Losses - Activity in ACL Related to Loans Held for Investment (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning Balance	$ 25,461	$ 22,585	$ 23,737	$ 22,020
Credit Loss Expense (Benefit)	7,862	1,964	9,908	2,635
Charge-offs	(35)	(1,334)	(429)	(1,539)
Recoveries	5	142	77	241
Ending Balance	33,293	23,357	33,293	23,357
Commercial & industrial loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning Balance	6,228	7,508	6,707	5,800
Credit Loss Expense (Benefit)	8,526	1,199	8,296	3,017
Charge-offs	0	(1,300)	(314)	(1,489)
Recoveries	0	105	65	184
Ending Balance	14,754	7,512	14,754	7,512
Commercial real estate: \| Owner occupied properties
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning Balance	2,623	2,271	2,207	2,944
Credit Loss Expense (Benefit)	31	92	447	(581)
Charge-offs	0	0	0	0
Recoveries	0	30	0	30
Ending Balance	2,654	2,393	2,654	2,393
Commercial real estate: \| Non-owner occupied and multifamily properties
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning Balance	5,108	4,183	4,440	3,967
Credit Loss Expense (Benefit)	532	179	1,278	395
Charge-offs	0	0	(78)	0
Recoveries	0	0	0	0
Ending Balance	5,640	4,362	5,640	4,362
Residential real estate: \| 1-4 family residential properties secured by first liens
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning Balance	6,497	4,693	5,712	4,364
Credit Loss Expense (Benefit)	(577)	271	208	600
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Ending Balance	5,920	4,964	5,920	4,964
Residential real estate: \| 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning Balance	1,308	928	1,041	775
Credit Loss Expense (Benefit)	59	76	320	215
Charge-offs	0	0	0	0
Recoveries	3	5	9	19
Ending Balance	1,370	1,009	1,370	1,009
Residential real estate: \| 1-4 family residential construction loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning Balance	159	270	324	230
Credit Loss Expense (Benefit)	33	12	(132)	52
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Ending Balance	192	282	192	282
Other construction, land development and raw land loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning Balance	2,848	2,308	2,839	3,589
Credit Loss Expense (Benefit)	(742)	113	(733)	(1,168)
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Ending Balance	2,106	2,421	2,106	2,421
Obligations of states and political subdivisions in the US
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning Balance	184	135	143	106
Credit Loss Expense (Benefit)	(107)	(3)	(66)	26
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Ending Balance	77	132	77	132
Agricultural production, including commercial fishing
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning Balance	240	197	202	169
Credit Loss Expense (Benefit)	11	(9)	48	16
Charge-offs	0	0	0	0
Recoveries	1	1	2	4
Ending Balance	252	189	252	189
Consumer loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning Balance	122	82	114	71
Credit Loss Expense (Benefit)	61	38	71	62
Charge-offs	(35)	(34)	(37)	(50)
Recoveries	1	1	1	4
Ending Balance	149	87	149	87
Other loans
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Beginning Balance	144	10	8	5
Credit Loss Expense (Benefit)	35	(4)	171	1
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Ending Balance	$ 179	$ 6	$ 179	$ 6

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477657/942-210-S45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478478/942-210-S50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(7)(2))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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