Long-term Debt - Long-term Debt Outstanding (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Schedule of Outstanding Long-term Debt
Finance lease obligations	$ 306.9	$ 318.4
Total debt and finance lease obligations	2,459.5	2,497.8
Less: Current portion	(139.2)	(138.6)
Long-term debt, net of current portion	$ 2,320.3	$ 2,359.2
Senior Notes \| 5.75% Senior Notes due 2025
Schedule of Outstanding Long-term Debt
Debt instrument interest rate (as percent)	5.75%	5.75%
Long-term debt	$ 99.9	$ 99.8
Senior Notes \| 4.50% Senior Notes due 2028
Schedule of Outstanding Long-term Debt
Debt instrument interest rate (as percent)	4.50%	4.50%
Long-term debt	$ 790.2	$ 788.4
Senior Notes \| 4.75% Senior Notes due 2030
Schedule of Outstanding Long-term Debt
Debt instrument interest rate (as percent)	4.75%	4.75%
Long-term debt	$ 785.5	$ 784.2
Senior Notes \| 4.625% Senior Notes due 2031
Schedule of Outstanding Long-term Debt
Debt instrument interest rate (as percent)	4.625%	4.625%
Long-term debt	$ 393.0	$ 392.5
Other notes payable
Schedule of Outstanding Long-term Debt
Long-term debt	84.0	94.5
Advances under revolving credit facility \| Line of Credit \| The Credit Agreement
Schedule of Outstanding Long-term Debt
Long-term debt	$ 0.0	$ 20.0

Amount of short-term and long-term debt and lease obligation.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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