v3.26.1
STOCKHOLDERS' EQUITY - Accumulated Other Comprehensive Income (Loss) (Details)
$ in Millions
 12 Months Ended
May 31, 2026
USD ($)
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Balance at the beginning of the period $ 1,737.7
Other comprehensive income (loss) before reclassifications, net of tax 77.3
Balance at the end of the period 1,824.9
Accumulated Other Comprehensive Income (Loss)  
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Balance at the beginning of the period 54.5
Balance at the end of the period 131.8
Foreign Currency Translation Gains  
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Balance at the beginning of the period 58.9
Other comprehensive income (loss) before reclassifications, net of tax 72.1
Balance at the end of the period 131.0
Pension and Post-Retirement Benefits  
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Balance at the beginning of the period (4.6)
Other comprehensive income (loss) before reclassifications, net of tax 5.4
Balance at the end of the period 0.8
Other  
AOCI Attributable to Parent, Net of Tax [Roll Forward]  
Balance at the beginning of the period 0.2
Other comprehensive income (loss) before reclassifications, net of tax (0.2)
Balance at the end of the period $ 0.0