Restructuring and Other (Restructuring Charges) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026	Jun. 30, 2026	Mar. 31, 2026	Sep. 30, 2026
Restructuring Reserve [Roll Forward]
Beginning Balance	$ 60.8	$ 69.8	$ 0.0	$ 0.0
Charges	52.1	27.3	77.9
Cash payment	(20.3)	(31.4)	(5.9)
Utilization	(4.4)	(4.4)	(2.1)
Foreign currency translation	(1.2)	(0.5)	(0.1)
Ending Balance	87.0	60.8	69.8	87.0
Developed Markets Segment
Restructuring Reserve [Roll Forward]
Charges	49.1			136.1
Greater China
Restructuring Reserve [Roll Forward]
Charges	(0.2)			1.1
Emerging Markets Segment
Restructuring Reserve [Roll Forward]
Charges	0.6			9.8
Corporate Segment and Other Operating Segment
Restructuring Reserve [Roll Forward]
Charges	2.3			10.0
Japan, Australia and New Zealand Segment
Restructuring Reserve [Roll Forward]
Charges	0.3			0.3
Employee Related Costs
Restructuring Reserve [Roll Forward]
Beginning Balance	60.8	69.8	0.0	0.0
Charges	47.2	22.9	75.8
Cash payment	(19.8)	(31.4)	(5.9)
Utilization	0.0	0.0	0.0
Foreign currency translation	(1.2)	(0.5)	(0.1)
Ending Balance	87.0	60.8	69.8	87.0
Other Exit Costs
Restructuring Reserve [Roll Forward]
Beginning Balance	0.0	0.0	0.0	0.0
Charges	4.9	4.4	2.1
Cash payment	(0.5)	0.0	0.0
Utilization	(4.4)	(4.4)	(2.1)
Foreign currency translation	0.0	0.0	0.0
Ending Balance	$ 0.0	$ 0.0	$ 0.0	$ 0.0

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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Amount of increase (decrease) in the restructuring reserve related to foreign currency translation (gain) loss and other increases (decreases).

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