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Debt (Summary of Long-Term Debt) (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025	Jun. 30, 2025
Debt Instrument [Line Items]
Current portion of long-term debt	$ 1,736.2	$ 1,929.9
Unamortized debt issuance expense	(23.1)	(20.5)
Long-term debt	11,612.4	12,480.6
Other Current Portion of Long-term Debt
Debt Instrument [Line Items]
Current portion of long-term debt	1.2	1.0
Other
Debt Instrument [Line Items]
Long-term debt	$ 3.1	2.7
2027 Euro Senior Notes
Debt Instrument [Line Items]
Stated percentage rate	1.362%
2027 Senior Notes
Debt Instrument [Line Items]
Stated percentage rate	2.30%
YEN Term Loan
Debt Instrument [Line Items]
Current portion of long-term debt	$ 0.0	255.2
Long-term debt	$ 246.1	0.0
Senior Notes \| 2026 Senior Notes (3.950% coupon)
Debt Instrument [Line Items]
Stated percentage rate	3.95%
Current portion of long-term debt		$ 1,674.3	$ 0.0
Senior Notes \| 2028 Euro Senior Notes
Debt Instrument [Line Items]
Stated percentage rate	3.125%	3.125%
Long-term debt	$ 854.6	$ 878.5
Senior Notes \| SeniorNotesTwoThousandTwentyEight [Member]
Debt Instrument [Line Items]
Stated percentage rate	4.55%
Senior Notes \| 2028 Senior Notes [Member]
Debt Instrument [Line Items]
Long-term debt	$ 749.6	749.5
Senior Notes \| 2043 Senior Notes (5.400% coupon)
Debt Instrument [Line Items]
Stated percentage rate	5.40%
Long-term debt	$ 497.7	497.6
Senior Notes \| 2046 Senior Notes (5.250% coupon)
Debt Instrument [Line Items]
Stated percentage rate	5.25%
Long-term debt	$ 999.9	999.9
Senior Notes \| 2048 Senior Notes (5.200%)
Debt Instrument [Line Items]
Stated percentage rate	5.20%
Senior Notes \| 2048 Senior Notes [Member]
Debt Instrument [Line Items]
Long-term debt	$ 748.0	747.9
Senior Notes \| 2027 Euro Senior Notes
Debt Instrument [Line Items]
Current portion of long-term debt	979.3	0.0
Long-term debt	0.0	1,011.5
Senior Notes \| 2027 Senior Notes
Debt Instrument [Line Items]
Current portion of long-term debt	755.7	0.0
Long-term debt	$ 0.0	758.6
Senior Notes \| 2030 Senior Notes
Debt Instrument [Line Items]
Stated percentage rate	2.70%
Long-term debt	$ 1,484.6	1,488.8
Senior Notes \| 2032 Euro Senior Notes
Debt Instrument [Line Items]
Stated percentage rate	1.908%
Long-term debt	$ 1,500.6	1,549.2
Senior Notes \| 2033 Euro Senior Notes
Debt Instrument [Line Items]
Stated percentage rate	4.25%
Long-term debt	$ 740.5	0.0
Senior Notes \| 2040 Senior Notes
Debt Instrument [Line Items]
Stated percentage rate	3.85%
Long-term debt	$ 1,626.5	1,630.1
Senior Notes \| 2050 Senior Notes
Debt Instrument [Line Items]
Stated percentage rate	4.00%
Long-term debt	$ 2,184.3	2,186.8
Current Portion of Long-Term Debt
Debt Instrument [Line Items]
Unamortized debt issuance expense	$ 0.0	$ (0.6)