Investment Securities (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2022 USD ($) item	Mar. 31, 2021 USD ($)	Mar. 31, 2022 USD ($) security item	Mar. 31, 2021 USD ($)	Jun. 30, 2021 USD ($) item
Variable Interest Entity [Line Items]
Gross realized gains		$ 35	$ 62	$ 58
Gross realized losses				53
Proceeds from sale of securities	$ 0	$ 4,500	5,008	$ 12,365
Held to maturity securities, Amortized cost	$ 104,227		$ 104,227
Number of securities temporarily impaired | item	104		104		42
Number of equity securities | security			1
Equity securities	$ 2,404		$ 2,404
Unrealized loss on equity securities	236		96
Asset Pledged as Collateral
Variable Interest Entity [Line Items]
Pledged investment securities	$ 2,500		$ 2,500		$ 3,800