Loans Receivable Held for Investment, Recorded Investment in Non-accrual Loans by Loan Type (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Loans Receivable Held for Investment [Abstract]
Total non-accrual loans	$ 709	$ 787
Loans 90 days or more delinquent that were accruing interest	0	0
Recorded total loans	645,859	363,344
Delinquent [Member]
Loans Receivable Held for Investment [Abstract]
Recorded total loans	249	0
Church [Member] \| Delinquent [Member]
Loans Receivable Held for Investment [Abstract]
Recorded total loans	0	0
Real Estate [Member] \| Single Family [Member]
Loans Receivable Held for Investment [Abstract]
Total non-accrual loans	0	1
Recorded total loans	50,987	48,357
Real Estate [Member] \| Single Family [Member] \| Delinquent [Member]
Loans Receivable Held for Investment [Abstract]
Recorded total loans	0	0
Real Estate [Member] \| Church [Member]
Loans Receivable Held for Investment [Abstract]
Total non-accrual loans	709	786
Recorded total loans	14,728	16,308
Real Estate [Member] \| Church [Member] \| Delinquent [Member]
Loans Receivable Held for Investment [Abstract]
Recorded total loans	$ 0	$ 0

Amount, before allowance for credit loss, of financing receivable.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-K (SK)
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Reference 8: http://www.xbrl.org/2003/role/disclosureRef
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Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef
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Name:	us-gaap_NotesReceivableGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant