v3.26.1
DEBT - Schedule of Interest and Other, Net (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Debt Instrument [Line Items]    
Interest expense $ 142.9 $ 156.9
2025 Notes    
Debt Instrument [Line Items]    
Interest expense 0.8 21.3
2026 Notes    
Debt Instrument [Line Items]    
Interest expense 27.3 27.5
2027 Notes    
Debt Instrument [Line Items]    
Interest expense 22.2 22.2
2028 Notes    
Debt Instrument [Line Items]    
Interest expense 39.6 39.6
2029 Notes    
Debt Instrument [Line Items]    
Interest expense 16.2 12.9
2032 Notes    
Debt Instrument [Line Items]    
Interest expense 20.0 20.0
2034 Notes    
Debt Instrument [Line Items]    
Interest expense $ 16.8 $ 13.4