FAIR VALUE - LEVEL 3 ASSETS MEASURED ON RECURRING BASIS (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Included in earnings—Mortgage banking income [Extensible Enumeration]	Mortgage banking and servicing rights income	Mortgage banking and servicing rights income
Included in other comprehensive income [Extensible Enumeration]	Other comprehensive income (loss)	Other comprehensive income (loss)
Recurring
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Opening Balance	$ 139,852	$ 230,448
Included in earnings—Mortgage banking and servicing rights income	(1,852)	1,858
Included in other comprehensive income	782	1,316
Purchases, retentions, issues, sales and settlements:
Purchases/Retentions	263	2,037
Settlements	(20,401)	(245)
Closing balance	118,644	235,414
Change in unrealized gains or losses for the period included in earnings for assets held at the end of the reporting period	(1,852)	1,858
Recurring | Available-for-sale Securities: Non-Agency MBS
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Opening Balance	110,928	205,005
Included in earnings—Mortgage banking and servicing rights income	0	0
Included in other comprehensive income	782	1,316
Purchases, retentions, issues, sales and settlements:
Purchases/Retentions	0	0
Settlements	(20,401)	(245)
Closing balance	91,309	206,076
Change in unrealized gains or losses for the period included in earnings for assets held at the end of the reporting period	0	0
Recurring | Servicing Rights
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Opening Balance	28,924	25,443
Included in earnings—Mortgage banking and servicing rights income	(1,852)	1,858
Included in other comprehensive income	0	0
Purchases, retentions, issues, sales and settlements:
Purchases/Retentions	263	2,037
Settlements	0	0
Closing balance	27,335	29,338
Change in unrealized gains or losses for the period included in earnings for assets held at the end of the reporting period	(1,852)	1,858
Recurring | Level 3
Purchases, retentions, issues, sales and settlements:
Principal payments and loans that were paid down or paid off	200	200
Market-driven increase (decrease) in interest rates	$ (1,600)	$ 2,100