Premises and Equipment - Calculated amount of right of use assets and lease liabilities (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Jun. 30, 2024
Operating leases right of use asset	$ 7,048		$ 6,669
Consolidated Balance Sheet
Operating leases right of use asset	$ 7,048		$ 6,669
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Property, Plant and Equipment, Net		Property, Plant and Equipment, Net
Operating leases liability	$ 7,048		$ 6,669
Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Accounts Payable and Other Accrued Liabilities		Accounts Payable and Other Accrued Liabilities
Consolidated Statement Of Income
Operating lease costs classified as occupancy and equipment expense (includes short-term lease costs)	$ 298	$ 280
Supplemental Disclosures Of Cash Flow Information | Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$ 206	$ 187