Loans Receivable Held for Investment, Activity in Allowance for Loan Losses by Loan Type (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Allowance for Loan and Lease Losses by Loan Type [Roll Forward]
Beginning balance	$ 3,391	$ 3,215
Provision for (recapture of) loan losses	148	0
Recoveries	0	0
Loans charged off	0	0
Ending balance	3,539	3,215
Real Estate [Member] \| Single Family [Member]
Allowance for Loan and Lease Losses by Loan Type [Roll Forward]
Beginning balance	145	296
Provision for (recapture of) loan losses	12	(21)
Recoveries	0	0
Loans charged off	0	0
Ending balance	157	275
Real Estate [Member] \| Multi-Family [Member]
Allowance for Loan and Lease Losses by Loan Type [Roll Forward]
Beginning balance	2,657	2,433
Provision for (recapture of) loan losses	114	40
Recoveries	0	0
Loans charged off	0	0
Ending balance	2,771	2,473
Real Estate [Member] \| Commercial Real Estate [Member]
Allowance for Loan and Lease Losses by Loan Type [Roll Forward]
Beginning balance	236	222
Provision for (recapture of) loan losses	(20)	(3)
Recoveries	0	0
Loans charged off	0	0
Ending balance	217	219
Real Estate [Member] \| Church [Member]
Allowance for Loan and Lease Losses by Loan Type [Roll Forward]
Beginning balance	103	237
Provision for (recapture of) loan losses	(40)	(16)
Recoveries	0	0
Loans charged off	0	0
Ending balance	63	221
Real Estate [Member] \| Construction [Member]
Allowance for Loan and Lease Losses by Loan Type [Roll Forward]
Beginning balance	212	22
Provision for (recapture of) loan losses	25	0
Recoveries	0	0
Loans charged off	0	0
Ending balance	236	0
Commercial - Other [Member]
Allowance for Loan and Lease Losses by Loan Type [Roll Forward]
Beginning balance	23	4
Provision for (recapture of) loan losses	57	1
Recoveries	0	0
Loans charged off	0	0
Ending balance	95	5
Consumer [Member]
Allowance for Loan and Lease Losses by Loan Type [Roll Forward]
Beginning balance	15	1
Provision for (recapture of) loan losses	0	(1)
Recoveries	0	0
Loans charged off	0	0
Ending balance	$ 0	$ 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.

+ References

No definition available.

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- Definition

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) for financing receivable.

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