EMPLOYEE BENEFIT PLANS - Other Post-retirement Benefit Plan (Details) - Executive Retiree Health Insurance Plan - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2024
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, maximum age eligibility	65 years
Benefit expense	$ 0.6	$ 0.8	$ 0.6
Benefit obligation	$ 3.7	$ 4.7	$ 5.4

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details