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Borrowings (Details) - USD ($)		1 Months Ended	3 Months Ended	6 Months Ended		12 Months Ended
	Jun. 30, 2025	Jun. 30, 2025	Jun. 30, 2025	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024	Sep. 05, 2024
Debt Instrument [Line Items]
Total borrowings	$ 1,857,900,000	$ 1,857,900,000	$ 1,857,900,000	$ 1,857,900,000		$ 1,971,300,000
Other borrowings	1,300,000	1,300,000	1,300,000	1,300,000		1,500,000
Less: current portion	800,000	800,000	800,000	800,000		100,700,000
Less: unamortized debt issuance costs and discount on debt	10,000,000.0	10,000,000.0	10,000,000.0	10,000,000.0		11,100,000
Long-term borrowings – net	1,847,100,000	1,847,100,000	1,847,100,000	1,847,100,000		1,859,500,000
Borrowings under revolving credit facilities				50,000,000.0	$ 0
Payments under revolving credit facilities				92,700,000	$ 0
Revolving Facility
Debt Instrument [Line Items]
Letters of credit outstanding	2,800,000	2,800,000	2,800,000	2,800,000
Amount available to borrow	540,600,000	540,600,000	540,600,000	540,600,000
Line of Credit | Revolving Facility
Debt Instrument [Line Items]
Borrowing capacity	800,000,000.0	800,000,000.0	800,000,000.0	800,000,000.0
Long-Term debt, gross	256,600,000	256,600,000	$ 256,600,000	$ 256,600,000		$ 269,800,000
Borrowings under revolving credit facilities		$ 50,000,000
Payments under revolving credit facilities	$ 50,000,000
Debt instrument, interest rate			3.24%	3.48%		4.46%
3.37% Senior Notes, due June 2025 (the “3.37% Senior Notes”)(1) | Senior Notes
Debt Instrument [Line Items]
Stated interest rate	3.37%	3.37%	3.37%	3.37%
Total borrowings	$ 0	$ 0	$ 0	$ 0		$ 100,000,000.0
5.13% Senior Notes, due June 2028 (the “5.13% Senior Notes”) | Senior Notes
Debt Instrument [Line Items]
Stated interest rate	5.13%	5.13%	5.13%	5.13%
Total borrowings	$ 100,000,000.0	$ 100,000,000.0	$ 100,000,000.0	$ 100,000,000.0		100,000,000.0
4.950% Senior Notes | Senior Notes
Debt Instrument [Line Items]
Stated interest rate	4.95%	4.95%	4.95%	4.95%			4.95%
Total borrowings	$ 500,000,000.0	$ 500,000,000.0	$ 500,000,000.0	$ 500,000,000.0		500,000,000.0
3.00% Senior Notes, due May 2030 (the “3.00% Senior Notes”) | Senior Notes
Debt Instrument [Line Items]
Stated interest rate	3.00%	3.00%	3.00%	3.00%
Total borrowings	$ 500,000,000.0	$ 500,000,000.0	$ 500,000,000.0	$ 500,000,000.0		500,000,000.0
2.625% Senior Notes, due June 2031 (the “2.625% Senior Notes”) | Senior Notes
Debt Instrument [Line Items]
Stated interest rate	2.625%	2.625%	2.625%	2.625%
Total borrowings	$ 500,000,000.0	$ 500,000,000.0	$ 500,000,000.0	$ 500,000,000.0		$ 500,000,000.0

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