COMMITMENT AND CONTINGENCIES - Schedule of income tax contingencies (Details) R$ in Millions, $ in Millions	Mar. 31, 2026 USD ($)	Mar. 31, 2026 BRL (R$)	Jun. 30, 2025 USD ($)
Loss Contingencies [Line Items]
Unrecognized tax benefits, income tax penalties and interest accrued	$ 34.9		$ 36.6
Brazilian Tax Assessments | Pending Litigation | Foreign State Tax Authority | 2017-2019
Loss Contingencies [Line Items]
Unrecognized tax benefits, income tax penalties and interest accrued	159.8	R$ 839.6
Brazilian Tax Assessments | Pending Litigation | Foreign State Tax Authority | 2016-2019
Loss Contingencies [Line Items]
Unrecognized tax benefits, income tax penalties and interest accrued	49.5	260.0
Brazilian Tax Assessments | Pending Litigation | Foreign State Tax Authority | 2016-2020
Loss Contingencies [Line Items]
Unrecognized tax benefits, income tax penalties and interest accrued	0.0	0.0
Brazilian Tax Assessments | Pending Litigation | Foreign Federal Tax Authority | 2016-2017
Loss Contingencies [Line Items]
Unrecognized tax benefits, income tax penalties and interest accrued	95.5	501.7
Brazilian Tax Assessments | Pending Litigation | Foreign Federal Tax Authority | 2018-2019
Loss Contingencies [Line Items]
Unrecognized tax benefits, income tax penalties and interest accrued	96.9	509.0
Brazilian Tax Assessments | Pending Litigation | Foreign Federal Tax Authority | 2020
Loss Contingencies [Line Items]
Unrecognized tax benefits, income tax penalties and interest accrued	$ 7.5	R$ 39.5