Fair Value Measurement - Narrative (Details) - USD ($)	9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Accounts receivable, net	$ 1,228,800,000		$ 856,900,000
Accounts receivable, allowances	19,400,000		13,900,000
Increase in accounts receivable, allowances	5,500,000
Available for sale debt securities	83,100,000		78,400,000
Available for sale debt securities, amortized cost	84,700,000		78,000,000.0
Available for sale debt securities, allowance for credit losses	0	$ 0
Available for sale debt securities, unrealized losses	1,500,000		400,000
Available for sale debt securities with unrealized losses, fair value	82,100,000		20,500,000
Trading securities	35,200,000		32,500,000
Purchase of trading securities related to deferred compensation plans	3,100,000	3,400,000
Proceeds from securities sold	2,900,000	$ 3,300,000
Long-term debt	4,805,900,000		2,036,300,000
Long-term debt, fair value	4,646,600,000		2,008,300,000
Senior Notes | Senior notes at 3.15%
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term debt, current potion	$ 299,500,000		$ 0.0