v3.26.3
Long-term Debt - Schedule of Long-term Debt Outstanding (Details) - USD ($)
$ in Millions
Sep. 30, 2026
May 31, 2026
Dec. 31, 2025
Schedule of Outstanding Long-term Debt      
Finance lease obligations $ 274.9   $ 294.6
Total debt and finance lease obligations 2,599.1   2,490.8
Less: Current portion (47.8)   (43.6)
Long-term debt, net of current portion $ 2,551.3   $ 2,447.2
Senior Notes | 4.50% Senior Notes due 2028      
Schedule of Outstanding Long-term Debt      
Effective interest rate (in percent) 4.50% 4.50% 4.50%
Total debt $ 397.4   $ 792.0
Senior Notes | 4.75% Senior Notes due 2030      
Schedule of Outstanding Long-term Debt      
Effective interest rate (in percent) 4.75%   4.75%
Total debt $ 789.2   $ 787.0
Senior Notes | 4.625% Senior Notes due 2031      
Schedule of Outstanding Long-term Debt      
Effective interest rate (in percent) 4.625%   4.625%
Total debt $ 394.4   $ 393.6
Senior Notes | 5.875% Senior Notes due 2034      
Schedule of Outstanding Long-term Debt      
Effective interest rate (in percent) 5.875% 5.875% 5.875%
Total debt $ 588.2   $ 0.0
Other notes payable      
Schedule of Outstanding Long-term Debt      
Total debt 80.0   93.6
Advances under revolving credit facility | Line of Credit | The Credit Agreement      
Schedule of Outstanding Long-term Debt      
Total debt $ 75.0   $ 130.0