v3.26.1
Financing Arrangements (Details) - USD ($)
12 Months Ended
Aug. 14, 2025
Mar. 01, 2024
Dec. 14, 2022
May 31, 2026
May 31, 2025
May 31, 2024
Feb. 28, 2026
Financing Arrangements              
Debt issuance costs, net         $ (9,000,000)   $ (8,400,000)
Long-term debt         968,000,000   893,900,000
Long-Term Line of Credit   $ 0          
Interest paid       $ 71,700,000 74,400,000 $ 31,900,000  
Senior Notes              
Financing Arrangements              
Debt         550,000,000   700,000,000
Debt premium, net             2,300,000
Aggregate principal amount   $ 550,000,000          
Interest rate (as a percent)   6.75%          
Additional Senior Notes              
Financing Arrangements              
Debt premium, net $ 3,000,000            
Debt issuance costs, net (2,500,000)            
Aggregate principal amount $ 150,000,000            
Debt issuance premium percentage 102.00%            
2026              
Financing Arrangements              
Debt Instrument, Redemption Price, Percentage   103.375%          
2027              
Financing Arrangements              
Debt Instrument, Redemption Price, Percentage   101.688%          
2028 and thereafter              
Financing Arrangements              
Debt Instrument, Redemption Price, Percentage   100.00%          
Amended Revolving Credit Facility with interest payable monthly              
Financing Arrangements              
Debt         427,000,000   $ 200,000,000
Foreign Line of Credit [Member]              
Financing Arrangements              
Long-Term Line of Credit       9,900,000      
Revolving Credit Facility              
Financing Arrangements              
Maximum borrowing capacity   $ 825,000,000 $ 620,000,000        
Adjusted total debt to EBITDA ratio   3.75          
Revolving Credit Facility | Revolving Credit Facility expiring December, 2027              
Financing Arrangements              
Maximum amount borrowed       650,000,000 617,000,000 577,000,000  
Average daily borrowings       $ 394,500,000 $ 527,500,000 $ 386,300,000  
Average interest rate during the year       5.80% 6.54% 6.69%  
Revolving Credit Facility | Amended Revolving Credit Facility with interest payable monthly              
Financing Arrangements              
Debt       $ 200,000,000      
Line of credit facility, Additional borrowing capacity     300,000,000        
Line of credit facility, Maximum additional borrowing capacity     $ 1,125,000,000        
Remaining borrowing capacity       614,500,000      
Revolving Credit Facility | Amended Revolving Credit Facility with interest payable monthly | Letter of Credit              
Financing Arrangements              
Income tax refunds received       $ 10,500,000      
Revolving Credit Facility | Eurodollar rate | Amended Revolving Credit Facility with interest payable monthly | Minimum              
Financing Arrangements              
Debt instrument basis spread on variable rate after amendment     1.125%        
Revolving Credit Facility | Eurodollar rate | Amended Revolving Credit Facility with interest payable monthly | Maximum              
Financing Arrangements              
Debt instrument basis spread on variable rate after amendment     2.50%        
Revolving Credit Facility | Base rate              
Financing Arrangements              
Increase in basis spread on variable rate   1.50%          
Revolving Credit Facility | Base rate | Amended Revolving Credit Facility with interest payable monthly | Minimum              
Financing Arrangements              
Debt instrument basis spread on variable rate after amendment     0.125%        
Revolving Credit Facility | Base rate | Amended Revolving Credit Facility with interest payable monthly | Maximum              
Financing Arrangements              
Debt instrument basis spread on variable rate after amendment     1.50%        
Revolving Credit Facility | SOFR              
Financing Arrangements              
Increase in basis spread on variable rate   2.50%          
Revolving Credit Facility | SOFR | Amended Revolving Credit Facility with interest payable monthly              
Financing Arrangements              
Debt instrument basis spread on variable rate after amendment     0.10%