v3.26.1
Debt (Tables)
6 Months Ended
Jun. 30, 2026
Debt [Abstract]  
Long-Term Debt
Long-term debt:
June 30, 2026December 31, 2025
3.600% Senior Notes due 2026
$ $1,400.0 
€500 million 0.800% Senior Notes due 2027
569.2 588.7 
4.650% Senior Notes (Exchange/IPG) due 2028
500.0 500.0 
4.200% Senior Notes due 2029
400.0 — 
2.450% Senior Notes due 2030
600.0 600.0 
4.200% Senior Notes due 2030
600.0 600.0 
4.750% Senior Notes (Exchange/IPG) due 2030
650.0 650.0 
€500 million 1.400% Senior Notes due 2031
569.2 588.7 
2.400% Senior Notes (Exchange/IPG) due 2031
500.0 500.0 
2.600% Senior Notes due 2031
800.0 800.0 
€600 million 3.700% Senior Notes due 2032
683.0 706.4 
£325 million 2.250% Senior Notes due 2033
429.0 439.1 
5.000% Senior Notes due 2033
700.0 — 
5.375% Senior Notes (Exchange/IPG) due 2033
300.0 300.0 
€600 million 3.850% Senior Notes due 2034
683.0 — 
5.300% Senior Notes due 2034
600.0 600.0 
5.300% Senior Notes due 2036
600.0 — 
3.375% Senior Notes (Exchange/IPG) due 2041
500.0 500.0 
5.400% Senior Notes (Exchange/IPG) due 2048
500.0 500.0 
 Long-Term Debt, Gross10,183.4 9,272.9 
Unamortized discount
(188.8)(192.3)
Unamortized debt issuance costs(41.4)(25.9)
Unamortized deferred loss from settlement of interest rate swap (0.2)
Long-Term Debt, including current portion9,953.2 9,054.5 
Current portion (1,399.5)
Long-Term Debt$9,953.2 $7,655.0