Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Sep. 30, 2021	Jun. 30, 2021
Fair Value of Financial Instruments
Loans held for investment, Aggregate Fair Value	$ 1,577	$ 1,874
Loans held for investment, Aggregate Unpaid Principal Balance	1,635	1,934
Loans held for investment, Net Unrealized Loss	$ (58)	$ (60)