Loans Receivable Held for Investment, Average of Loans Individually Evaluated for Impairment by Loan Type and Related Interest Income (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($)
Loans Individually Evaluated for Impairment by Loan Type and Related Interest Income [Abstract]
Average recorded investment	$ 2,878
Cash basis interest income recognized	31
Real Estate [Member] | Single Family [Member]
Loans Individually Evaluated for Impairment by Loan Type and Related Interest Income [Abstract]
Average recorded investment	64
Cash basis interest income recognized	1
Real Estate [Member] | Multi-Family [Member]
Loans Individually Evaluated for Impairment by Loan Type and Related Interest Income [Abstract]
Average recorded investment	279
Cash basis interest income recognized	5
Real Estate [Member] | Church [Member]
Loans Individually Evaluated for Impairment by Loan Type and Related Interest Income [Abstract]
Average recorded investment	2,535
Cash basis interest income recognized	$ 25