INVESTMENT SECURITIES - Contractual Maturity (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Jun. 30, 2024	Jun. 30, 2023
Securities available for sale, amortized cost
Due in one year or less	$ 191,162
Due after one to five years	47,399
Due after five to ten years	22,571
Due after ten years	63,599
Amortized Cost	324,731	$ 261,110
Securities available for sale, estimated fair value
Due in one year or less	190,433
Due after one to five years	47,461
Due after five to ten years	22,463
Due after ten years	61,180
Estimated Fair Value	321,537	257,409
Securities held to maturity, amortized cost
Due in one year or less	2,861
Due after one to five years	755
Due after five to ten years	22,000
Amortized cost	25,616	25,352
Securities held to maturity, estimated fair value
Due in one year or less	2,824
Due after one to five years	755
Due after five to ten years	18,878
Estimated Fair Value	$ 22,457	$ 22,437	$ 21,744