v3.26.1
Segment Information - Summary of Net Property and Equipment Disaggregated by Country (Detail) - USD ($)
$ in Millions
May 31, 2026
May 31, 2025
Property, Plant and Equipment [Line Items]    
Property and Equipment, net $ 329.8 $ 339.1
United States [Member]    
Property, Plant and Equipment [Line Items]    
Property and Equipment, net 282.9 278.4
United Kingdom [Member]    
Property, Plant and Equipment [Line Items]    
Property and Equipment, net 10.9 12.5
Other [Member]    
Property, Plant and Equipment [Line Items]    
Property and Equipment, net $ 36.0 $ 48.2