v3.26.3
Discontinued Operations and Assets and Liabilities Held for Sale - Additional Information (Detail) - USD ($)
3 Months Ended
Aug. 31, 2026
May 31, 2026
Disposal Group, Including Discontinued Operations [Line Items]    
Buildings and improvements $ 393,900,000 $ 272,500,000
Kloeckner    
Disposal Group, Including Discontinued Operations [Line Items]    
Gain or loss recognized on Disposal Group 0  
Buildings and improvements $ 19,200,000