v3.26.1
Special Charges (Income) and Other, Net - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Other Income and Expenses [Abstract]      
Reduction in employee headcount 10.00%    
Contract exit costs $ 14.5 $ 45.7 $ 0.0
Employee separation costs 0.9 27.1 0.0
Other restructuring costs 21.8 3.7 6.2
Other 0.0 1.7 $ (17.2)
Restructuring reserve 5.8 $ 22.1  
Restructuring reserve, current 3.7    
Restructuring reserve, noncurrent $ 2.1