Debt (Tables)

9 Months Ended

Sep. 30, 2025

Debt [Abstract]

Long-Term Debt

Long-term debt:

	September 30, 2025		December 31, 2024
3.60% Senior Notes due 2026	$	1,400.0	$	1,400.0
€500 million 0.80% Senior Notes due 2027	585.3		520.3
2.45% Senior Notes due 2030	600.0		600.0
4.20% Senior Notes due 2030	600.0		600.0
€500 million 1.40% Senior Notes due 2031	585.3		520.3
2.60% Senior Notes due 2031	800.0		800.0
€600 million 3.70% Senior Notes due 2032	702.3		624.5
£325 million 2.25% Senior Notes due 2033	435.8		407.9
5.30% Senior Notes due 2034	600.0		600.0
Long-Term Debt, Gross	6,308.7		6,073.0
Unamortized discount	(8.8)		(9.5)
Unamortized debt issuance costs	(24.4)		(27.4)
Unamortized deferred loss from settlement of interest rate swap	(0.3)		(0.8)
Long-Term Debt, including current portion	6,275.2		6,035.3
Current portion	(1,399.0)		—
Long-Term Debt	$	4,876.2	$	6,035.3