Loans Receivable and Allowance for Credit Losses - Allowance for Credit Losses (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Allowance for Credit Losses
Beginning Balance	$ 2,699	$ 3,253	$ 2,802	$ 3,253
Recovery of Credit Loss	(1,000)		(1,100)
Loans Charged-Off			(3)
Ending Balance	1,699	3,253	1,699	3,253
One-to-Four Family Mortgages
Allowance for Credit Losses
Beginning Balance	2,454	2,738	2,554	2,738
Recovery of Credit Loss	(1,181)		(1,281)
Ending Balance	1,273	2,738	1,273	2,738
Home Equity Loans / Lines of Credit
Allowance for Credit Losses
Beginning Balance	54	60	57	60
Recovery of Credit Loss	3		3
Loans Charged-Off			(3)
Ending Balance	57	60	57	60
Construction Loans
Allowance for Credit Losses
Beginning Balance	32	73	32	73
Recovery of Credit Loss	(25)		(25)
Ending Balance	7	73	7	73
Consumer Loans
Allowance for Credit Losses
Beginning Balance	9		9
Recovery of Credit Loss	(9)		(9)
Commercial loans
Allowance for Credit Losses
Beginning Balance	126	2	126	2
Recovery of Credit Loss	19		19
Ending Balance	145	2	145	2
Unallocated
Allowance for Credit Losses
Beginning Balance	24	380	24	380
Recovery of Credit Loss	193	0	193	0
Loans Charged-Off	0	0	0	0
Recoveries Collected	0	0	0	0
Ending Balance	$ 217	$ 380	$ 217	$ 380

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

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-Topic 326
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-Name Accounting Standards Codification
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- Definition

Amount of increase in allowance for credit loss on financing receivable from recovery.

+ References

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

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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
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