Derivative and Other Financial Instruments with Off-Balance Sheet Risks - Schedule of Allowance for Loan Losses of Undisbursed Funds and Commitments on Loans Held for Investment (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Allowance for Loan and Lease Losses [Roll Forward]
Allowance for loan losses, beginning of the year	$ 5,564	$ 7,587
Provision (recovery)	70	(339)
Allowance for loan losses, end of the year	5,638	7,413
Commitments to extend credit on loans to be held for sale
Allowance for Loan and Lease Losses [Roll Forward]
Allowance for loan losses, beginning of the year	130	127
Provision (recovery)	7	(23)
Allowance for loan losses, end of the year	$ 137	$ 104