Derivative and Other Financial Instruments with Off-Balance Sheet Risks - Schedule of Undisbursed Funds Commitments (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Jun. 30, 2022
Derivative [Line Items]
Total	$ 51,130	$ 47,701
Undisbursed loan funds - Construction loans
Derivative [Line Items]
Total	2,776	3,384
Undisbursed lines of credit - Commercial business loans
Derivative [Line Items]
Total	541	541
Undisbursed lines of credit - Consumer loans
Derivative [Line Items]
Total	386	390
Commitments to extend credit on loans to be held for investment
Derivative [Line Items]
Total	$ 47,427	$ 43,386