Stockholders' Equity and Regulatory Capital - Additional Information (Details) $ in Thousands	12 Months Ended
	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)
Stockholders' Equity and Regulatory Capital
Capital conservation buffer ratio	0.025
Amount of distributions as dividend of equity	$ 30,200
Assets	$ 4,604,316	$ 4,360,211