Loans Receivable Held for Investment, Aging of Recorded Investment in Past Due Loans by Loan Type (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	$ 645,859	$ 363,344
Total Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	249	0
30-59 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	249	0
60-89 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Greater than 90 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Current [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	645,610	363,344
Church [Member] | Total Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Single Family [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	50,987	48,357
Real Estate [Member] | Single Family [Member] | Total Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Single Family [Member] | 30-59 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Single Family [Member] | 60-89 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Single Family [Member] | Greater than 90 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Single Family [Member] | Current [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	50,987	48,357
Real Estate [Member] | Multi-Family [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	385,245	273,864
Real Estate [Member] | Multi-Family [Member] | Total Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	249	0
Real Estate [Member] | Multi-Family [Member] | 30-59 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	249	0
Real Estate [Member] | Multi-Family [Member] | 60-89 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Multi-Family [Member] | Greater than 90 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Multi-Family [Member] | Current [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	384,996	273,864
Real Estate [Member] | Commercial Real Estate [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	98,384	24,322
Real Estate [Member] | Commercial Real Estate [Member] | Total Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Commercial Real Estate [Member] | 30-59 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Commercial Real Estate [Member] | 60-89 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Commercial Real Estate [Member] | Greater than 90 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Commercial Real Estate [Member] | Current [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	98,384	24,322
Real Estate [Member] | Church [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	14,728	16,308
Real Estate [Member] | Church [Member] | Total Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Church [Member] | 30-59 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Church [Member] | 60-89 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Church [Member] | Greater than 90 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Church [Member] | Current [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	14,728	16,308
Real Estate [Member] | Construction [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	20,907	430
Real Estate [Member] | Construction [Member] | Total Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Construction [Member] | 30-59 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Construction [Member] | 60-89 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Construction [Member] | Greater than 90 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Real Estate [Member] | Construction [Member] | Current [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	20,907	430
Commercial - Other [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	47,306	56
Commercial - Other [Member] | Total Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Commercial - Other [Member] | 30-59 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Commercial - Other [Member] | 60-89 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Commercial - Other [Member] | Greater than 90 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Commercial - Other [Member] | Current [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	47,306	56
SBA Loans [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	28,290	0
SBA Loans [Member] | Total Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0
SBA Loans [Member] | 30-59 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0
SBA Loans [Member] | 60-89 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0
SBA Loans [Member] | Greater than 90 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0
SBA Loans [Member] | Current [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	28,290
Consumer [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	12	7
Consumer [Member] | Total Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Consumer [Member] | 30-59 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Consumer [Member] | 60-89 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Consumer [Member] | Greater than 90 Days Past Due [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	0	0
Consumer [Member] | Current [Member]
Aging of Recorded Investment in Past Due Loans by Loan Type [Abstract]
Recorded total loans	$ 12	$ 7