PENSION PLANS AND OTHER POST-RETIREMENT BENEFITS - Components of Net Pension Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2025	Dec. 31, 2024
Defined Benefit Plan Disclosure [Line Items]
Net pension expense			$ 6,228	$ 6,813
Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 2,887	$ 2,714	5,796	5,542
Interest cost	3,520	3,148	7,040	6,485
Expected return of plan assets	(3,313)	(2,842)	(6,609)	(5,871)
Amortization of actuarial (gains) losses	(7)	330	1	657
Net pension expense	$ 3,087	$ 3,350	$ 6,228	$ 6,813