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Loans Receivable, Allowance for Credit Losses and Credit Quality - Collateral-Dependent Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Loans Receivable, Allowance for Credit Losses and Credit Quality
Amortized cost of collateral-dependent loans	$ 13,915	$ 16,187
One to four-family residential
Loans Receivable, Allowance for Credit Losses and Credit Quality
Amortized cost of collateral-dependent loans	2,573	3,112
Home equity
Loans Receivable, Allowance for Credit Losses and Credit Quality
Amortized cost of collateral-dependent loans	1,154	908
Commercial real estate
Loans Receivable, Allowance for Credit Losses and Credit Quality
Amortized cost of collateral-dependent loans	1,098	3,005
Construction & Land Development
Loans Receivable, Allowance for Credit Losses and Credit Quality
Amortized cost of collateral-dependent loans	10	10
Commercial and industrial
Loans Receivable, Allowance for Credit Losses and Credit Quality
Amortized cost of collateral-dependent loans	$ 9,080	$ 9,152

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- Definition

Amortized cost of collateral-dependent loans excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ 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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