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Loans Receivable and Allowance for Credit Losses - Loan Portfolio (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, gross	$ 587,548		$ 707,472
Allowance for credit losses	(7,795)	$ (6,729)	(7,305)	$ (14,989)	$ (13,777)	$ (15,925)
Loans receivable, net	579,753		700,167
Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, gross	370,376		419,489
Allowance for credit losses	(2,436)	(2,275)	(2,241)	(7,958)	(5,620)	(6,089)
Residential Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, gross	60,123		92,215
Allowance for credit losses	(519)	(639)	(596)	(678)	(671)	(607)
Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, gross	122,161		129,608
Allowance for credit losses	(1,785)	(1,168)	(1,077)	(1,215)	(1,199)	(1,269)
Consumer and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, gross	33,363		59,973
Allowance for credit losses	(3,050)	(2,607)	(3,386)	(5,133)	(6,280)	(7,843)
Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, gross	1,494		3,830
Allowance for credit losses	(5)	(8)	(5)	(5)	(7)	(4)
Construction to Permanent - CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, gross	31		2,357
Allowance for credit losses	$ 0	$ (32)	$ 0	$ 0	$ 0	$ (113)

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

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

+ References

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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Amortized cost excluding accrued interest, after allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

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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+ References

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

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Section 50
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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