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Loans Receivable and Allowance for Credit Losses - Allowance for Credit Losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Allowance for Credit Losses
Beginning Balance	$ 1,699	$ 2,699	$ 1,699	$ 2,802
Recovery of Credit Loss		(1,000)		(1,100)
Loans Charged-Off				(3)
Ending Balance	1,699	1,699	1,699	1,699
One-to-Four Family Mortgages
Allowance for Credit Losses
Beginning Balance	1,441	2,454	1,526	2,554
Recovery of Credit Loss	(173)	(1,181)	(258)	(1,281)
Ending Balance	1,268	1,273	1,268	1,273
Home Equity Loans/Lines of Credit
Allowance for Credit Losses
Beginning Balance	43	54	45	57
Recovery of Credit Loss	1	3	(1)	3
Loans Charged-Off				(3)
Ending Balance	44	57	44	57
Construction Loans
Allowance for Credit Losses
Beginning Balance	26	32	13	32
Recovery of Credit Loss		(25)	13	(25)
Ending Balance	26	7	26	7
Consumer Loans
Allowance for Credit Losses
Beginning Balance	27	9	28	9
Recovery of Credit Loss	(27)	(9)	(28)	(9)
Commercial Loans
Allowance for Credit Losses
Beginning Balance	43	126	80	126
Recovery of Credit Loss	(10)	19	(47)	19
Ending Balance	33	145	33	145
Unallocated
Allowance for Credit Losses
Beginning Balance	119	24	7	24
Recovery of Credit Loss	209	193	321	193
Ending Balance	$ 328	$ 217	$ 328	$ 217

X

- Definition

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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- Definition

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+ 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

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-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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-Publisher FASB
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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-Section 50
-Paragraph 6
-Publisher FASB
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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
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-Section 50
-Paragraph 11
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-11

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