v3.26.3
Debt (Narrative) (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Surety bonds outstanding $ 31.0 $ 31.4
Letter of Credit [Member]    
Debt Instrument [Line Items]    
Line of credit availability 175.7  
Amount outstanding 7.3  
Term Loan A [Member]    
Debt Instrument [Line Items]    
Line of credit availability 410.6  
Principal debt outstanding 402.9 410.6
Bi-lateral Facility [Member] | Letter of Credit [Member]    
Debt Instrument [Line Items]    
Line of credit availability 25.0  
Amount outstanding 6.8  
Revolving Credit Facility [Member]    
Debt Instrument [Line Items]    
Line of credit availability 500.0  
Amount outstanding 70.0 $ 0.0
Revolving Credit Facility [Member] | Letter of Credit [Member]    
Debt Instrument [Line Items]    
Line of credit availability 150.0  
Amount outstanding 0.0  
Letter of Credit Facility [Member] | Letter of Credit [Member]    
Debt Instrument [Line Items]    
Line of credit availability 0.7  
Amount outstanding 0.5  
Senior Credit Facility [Member]    
Debt Instrument [Line Items]    
Credit facility amount $ 910.6