v3.26.1
Notes Payable (Narratives) (Details) - USD ($)
$ in Millions
6 Months Ended
May 31, 2026
Nov. 30, 2025
Debt Instrument [Line Items]    
Unamortized debt issuance costs, premiums and discounts $ 8.9 $ 10.1
Debt instrument, maturity date Nov. 12, 2029  
Letters of credit outstanding $ 57.0 69.8
Debt instrument, collateral amount 20.8  
Long-Term Debt, Fiscal Year Maturity [Abstract]    
Repayments of principal, 2026 0.4  
Repayments of principal, 2027 301.1  
Repayments of principal, 2028 0.8  
Repayments of principal, 2029 660.4  
Repayments of principal, 2030 350.0  
Repayments of principal, thereafter 390.0  
Senior unsecured term loan due November 12, 2029    
Debt Instrument [Line Items]    
Debt instrument, face amount $ 360.0  
Senior unsecured term loan due November 12, 2029 | Senior unsecured term loan due November 12, 2029    
Debt Instrument [Line Items]    
Weighted average interest rate (in percentage) 5.10%  
Revolving Credit Facility    
Debt Instrument [Line Items]    
Line of credit facility, current borrowing capacity $ 1,200.0  
Unsecured revolving credit facility, expiration date Nov. 12, 2030  
Unsecured revolving credit facility, maximum borrowing capacity $ 1,700.0  
Credit facility, letters of credit outstanding 275.0  
Unsecured revolving credit facility, remaining borrowing capacity $ 923.4  
Debt, weighted average interest rate (percent) 4.90%  
Revolving Credit Facility | Min    
Debt Instrument [Line Items]    
Line of credit facility, unused capacity, commitment fee percentage 0.15%  
Revolving Credit Facility | Max    
Debt Instrument [Line Items]    
Line of credit facility, unused capacity, commitment fee percentage 0.35%  
Letter of Credit    
Debt Instrument [Line Items]    
Line of credit facility, current borrowing capacity $ 250.0  
Credit facility, letters of credit outstanding 1.6  
Unsecured revolving credit facility, remaining borrowing capacity 248.4  
LOC Facilities    
Debt Instrument [Line Items]    
Line of credit facility, current borrowing capacity $ 100.0  
Unsecured revolving credit facility, expiration date Feb. 13, 2028  
Letters of credit outstanding $ 55.4 $ 68.2