Loans and Allowance for Credit Losses - Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Loans and Allowance for Credit Losses
Beginning balance	$ 9,535	$ 8,230	$ 9,281	$ 8,005
Provision for credit losses	306	360	644	640
Charge-offs	(167)	(85)	(294)	(185)
Recoveries	54	55	97	100
Ending balance	9,728	8,560	9,728	8,560
Residential portfolio segment \| 1-4 Family Residential Mortgage
Loans and Allowance for Credit Losses
Beginning balance	1,438	1,338	1,592	1,490
Provision for credit losses	69	(46)	(88)	(198)
Charge-offs		(3)		(4)
Recoveries	4	13	7	14
Ending balance	1,511	1,302	1,511	1,302
Residential portfolio segment \| Home Equity And Second Mortgage
Loans and Allowance for Credit Losses
Beginning balance	567	444	478	406
Provision for credit losses	201	114	290	149
Recoveries		1		4
Ending balance	768	559	768	559
Residential portfolio segment \| Multifamily
Loans and Allowance for Credit Losses
Beginning balance	431	423	545	332
Provision for credit losses	32	(81)	(82)	10
Ending balance	463	342	463	342
Construction \| 1-4 Family Residential Construction
Loans and Allowance for Credit Losses
Beginning balance	223	192	184	208
Provision for credit losses	24	(13)	63	(29)
Ending balance	247	179	247	179
Construction \| Other Construction, Development and Land
Loans and Allowance for Credit Losses
Beginning balance	1,179	811	588	804
Provision for credit losses	(484)	(8)	107	(1)
Ending balance	695	803	695	803
Commercial portfolio segment \| Commercial Real Estate
Loans and Allowance for Credit Losses
Beginning balance	2,328	2,754	2,459	2,119
Provision for credit losses	704	(407)	573	227
Recoveries				1
Ending balance	3,032	2,347	3,032	2,347
Commercial portfolio segment \| Commercial Business
Loans and Allowance for Credit Losses
Beginning balance	2,337	1,302	2,424	1,431
Provision for credit losses	(122)	617	(183)	488
Charge-offs	(56)		(83)
Recoveries	21	1	22	1
Ending balance	2,180	1,920	2,180	1,920
Consumer portfolio segment \| Consumer and Other
Loans and Allowance for Credit Losses
Beginning balance	1,032	966	1,011	1,215
Provision for credit losses	(118)	184	(36)	(6)
Charge-offs	(111)	(82)	(211)	(181)
Recoveries	29	40	68	80
Ending balance	$ 832	$ 1,108	$ 832	$ 1,108

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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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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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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+ References

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