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ACQUISITIONS - SCHEDULE OF PCD LOANS ACQUIRED (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Sep. 30, 2025	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Asset Acquisition [Line Items]
Allowance for credit losses - loans	$ (347,375)		$ (290,049)	$ (260,542)	$ (166,680)
Total net loans	$ 25,595,403		$ 21,049,610
PCD Portfolio Segment \| Verdant Commercial Capital, LLC
Asset Acquisition [Line Items]
Unpaid principal balance		$ 211,002
Non-credit discount		(342)
Allowance for credit losses - loans		(7,795)
Total net loans		$ 202,865