v3.26.1
FINANCIAL DATA BY SEGMENT - Schedule of Revenues and Assets by Geographic Area (Details) - USD ($)
$ in Millions
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]      
Revenues $ 7,476.8 $ 6,889.1 $ 6,506.8
Assets 8,945.3 8,545.0 8,242.4
United States      
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]      
Revenues 6,374.6 5,907.0 5,620.1
Assets 5,947.3 5,667.4 5,620.1
Canada      
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]      
Revenues 544.4 463.8 393.9
Assets 609.4 619.2 457.2
Europe      
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]      
Revenues 493.6 464.7 445.9
Assets 2,088.6 2,000.9 1,926.7
Other      
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]      
Revenues 64.1 53.6 46.8
Assets $ 299.8 $ 257.5 $ 238.4