Long-term Debt (Tables)

9 Months Ended

Sep. 30, 2024

Debt Disclosure [Abstract]

Summary of Long-term Debt

(in millions)					Fair Value(1)
	September 30, 2024		December 31, 2023		September 30, 2024		December 31, 2023
2.20% Notes due 2032	$	550.0	$	550.0	$	465.5	$	445.9
2.75% Notes due 2030	750.0		750.0		689.2		666.2
3.75% Notes due 2027	600.0		600.0		590.0		575.2
3.50% Notes due 2024	400.0		400.0		398.6		392.5
Unamortized discount, debt issuance costs and other	(9.8)		(10.6)
Total long term-debt	2,290.2		2,289.4
Less: current portion of debt	403.0		402.7
Long term-debt, less current portion	$	1,887.2	$	1,886.7

(1)The fair value is estimated based on current yield rates plus the Company’s estimated credit spread available for financings with similar terms and maturities. Based on these inputs, the debt instruments are classified as Level 2 in the fair value hierarchy.