v3.26.1
Segment Information - Geographic and Entity-wide (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Geographic Information      
Operating revenues $ 527.9 $ 460.1  
Long-lived assets 1,654.3   $ 1,670.9
U.S.      
Geographic Information      
Operating revenues 317.5 $ 270.3  
Long-lived assets $ 927.4   935.0
Foreign      
Geographic Information      
Percent of foreign revenue from Canada 54.00% 53.00%  
Operating revenues $ 210.4 $ 189.8  
Long-lived assets $ 726.9   $ 735.9