Loans and Allowance for Credit Losses - Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Loans and Allowance for Credit Losses
Beginning balance	$ 10,347	$ 9,535	$ 10,108	$ 9,281
Provision for credit losses	425	306	775	644
Charge-offs	(103)	(167)	(323)	(294)
Recoveries	45	54	154	97
Ending balance	10,714	9,728	10,714	9,728
Residential portfolio segment \| 1-4 Family Residential Mortgage
Loans and Allowance for Credit Losses
Beginning balance	1,548	1,438	1,393	1,592
Provision for credit losses	28	69	184	(88)
Charge-offs			(1)
Recoveries		4		7
Ending balance	1,576	1,511	1,576	1,511
Residential portfolio segment \| Home Equity and Second Mortgage
Loans and Allowance for Credit Losses
Beginning balance	959	567	937	478
Provision for credit losses	23	201	45	290
Ending balance	982	768	982	768
Residential portfolio segment \| Multifamily Residential
Loans and Allowance for Credit Losses
Beginning balance	818	431	696	545
Provision for credit losses	(102)	32	20	(82)
Ending balance	716	463	716	463
Construction \| 1-4 Family Residential Construction
Loans and Allowance for Credit Losses
Beginning balance	233	223	213	184
Provision for credit losses	10	24	30	63
Ending balance	243	247	243	247
Construction \| Other Construction, Development and Land
Loans and Allowance for Credit Losses
Beginning balance	548	1,179	437	588
Provision for credit losses	28	(484)	139	107
Ending balance	576	695	576	695
Commercial portfolio segment \| Commercial Real Estate
Loans and Allowance for Credit Losses
Beginning balance	2,552	2,328	3,243	2,459
Provision for credit losses	655	704	(36)	573
Ending balance	3,207	3,032	3,207	3,032
Commercial portfolio segment \| Commercial Business
Loans and Allowance for Credit Losses
Beginning balance	2,620	2,337	2,252	2,424
Provision for credit losses	(185)	(122)	236	(183)
Charge-offs	(3)	(56)	(67)	(83)
Recoveries	8	21	19	22
Ending balance	2,440	2,180	2,440	2,180
Consumer portfolio segment \| Consumer and Other
Loans and Allowance for Credit Losses
Beginning balance	1,069	1,032	937	1,011
Provision for credit losses	(32)	(118)	157	(36)
Charge-offs	(100)	(111)	(255)	(211)
Recoveries	37	29	135	68
Ending balance	$ 974	$ 832	$ 974	$ 832

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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

+ References

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

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Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
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-Section 50
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