Loans Receivable Held for Investment, Activity in Allowance for Credit Losses on Loans (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	$ 8,364	$ 7,613
Charge-offs	(1,179)	0
Recoveries	0	0
Provision (recapture)	2,239	751
Ending balance	9,424	8,364
Recovery of provision for off-balance sheet loan commitments	53	91
Real Estate [Member] \| Single-Family [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	200	264
Charge-offs	0	0
Recoveries	0	0
Provision (recapture)	(68)	(64)
Ending balance	132	200
Real Estate [Member] \| Multi-Family [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	4,617	4,464
Charge-offs	(1,143)	0
Recoveries	0	0
Provision (recapture)	1,308	153
Ending balance	4,782	4,617
Real Estate [Member] \| Commercial Real Estate [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	1,188	1,164
Charge-offs	0	0
Recoveries	0	0
Provision (recapture)	5	24
Ending balance	1,193	1,188
Real Estate [Member] \| Church [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	54	72
Charge-offs	0	0
Recoveries	0	0
Provision (recapture)	(18)	(18)
Ending balance	36	54
Real Estate [Member] \| Construction [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	1,564	1,009
Charge-offs	0	0
Recoveries	0	0
Provision (recapture)	475	555
Ending balance	2,039	1,564
Commercial - Other [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	730	592
Charge-offs	0	0
Recoveries	0	0
Provision (recapture)	170	138
Ending balance	900	730
SBA Loans [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	11	48
Charge-offs	(36)	0
Recoveries	0	0
Provision (recapture)	367	(37)
Ending balance	342	11
Consumer [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	0	0
Charge-offs	0	0
Recoveries	0	0
Provision (recapture)	0	0
Ending balance	0	0
Cumulative Effect, Period of Adoption, Adjustment [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	0
Ending balance		0
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Real Estate [Member] \| Single-Family [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	0
Ending balance		0
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Real Estate [Member] \| Multi-Family [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	0
Ending balance		0
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Real Estate [Member] \| Commercial Real Estate [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	0
Ending balance		0
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Real Estate [Member] \| Church [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	0
Ending balance		0
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Real Estate [Member] \| Construction [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	0
Ending balance		0
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Commercial - Other [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	0
Ending balance		0
Cumulative Effect, Period of Adoption, Adjustment [Member] \| SBA Loans [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	0
Ending balance		0
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Consumer [Member]
Allowance for Credit Losses on Loans [Roll Forward]
Beginning balance	$ 0
Ending balance		$ 0

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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- Definition

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

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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.

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- Definition

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

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- Definition

Amount of expense (reversal of expense) for expected credit loss for off-balance sheet credit exposure. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging.

+ References

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- Definition

Amount of credit loss expense (reversal of expense) for financing receivable.

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