Loans Receivable and Allowance for Credit Losses - Allowance for Credit Losses (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Allowance for Credit Losses
Beginning Balance	$ 1,699	$ 2,802
Recovery of Credit Loss		(1,100)
Loans Charged-Off		(3)
Ending Balance	1,699	1,699
Unallocated
Allowance for Credit Losses
Beginning Balance	134	24
Recovery of Credit Loss	233	110
Ending Balance	367	134
Real Estate Loans \| One-to-Four Family Mortgages
Allowance for Credit Losses
Beginning Balance	1,392	2,554
Recovery of Credit Loss	(190)	(1,162)
Ending Balance	1,202	1,392
Real Estate Loans \| Home Equity Lines of Credit
Allowance for Credit Losses
Beginning Balance	44	57
Recovery of Credit Loss	(2)	(10)
Loans Charged-Off		(3)
Ending Balance	42	44
Real Estate Loans \| Construction and Land
Allowance for Credit Losses
Beginning Balance	7	32
Recovery of Credit Loss	15	(25)
Ending Balance	22	7
Real Estate Loans \| Commercial Real Estate
Allowance for Credit Losses
Beginning Balance	4	4
Recovery of Credit Loss	28
Ending Balance	32	4
Other Loans \| Commercial and Industrial
Allowance for Credit Losses
Beginning Balance	118	122
Recovery of Credit Loss	(84)	(4)
Ending Balance	$ 34	118
Other Loans \| Consumer Loans
Allowance for Credit Losses
Beginning Balance		9
Recovery of Credit Loss		$ (9)

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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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount of writeoff of financing receivable, charged against allowance for credit loss.

+ 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

Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 11B
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-11B

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
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-Section 55
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-Publisher FASB
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
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-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-6

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- Definition

Amount of credit loss expense (reversal of expense) on financing receivable from change in methodology. 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 11
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-11

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