v3.25.1
Segment Information (Reconciliation Of Segment Information To Total Consolidated Information) (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Segment Reporting Information [Line Items]    
Net sales $ 3,243.2 $ 3,653.5
Other revenues 11.1 9.9
Revenues 3,254.3 3,663.4
(Loss) earnings from operations (2,882.2) 203.9
Intangible asset amortization expense (571.2) (601.0)
Impairment of goodwill (2,936.8) 0.0
Research and development (222.0) (199.7)
Other Research and Development Refund (10.0) (6.1)
Litigation settlements and other contingencies, net 73.5 (76.8)
Operating Segment    
Segment Reporting Information [Line Items]    
Cost of sales 1,376.3 1,492.3
Selling, general and administration 457.0 524.7
(Loss) earnings from operations 1,421.0 1,646.4
Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment    
Segment Reporting Information [Line Items]    
Intangible asset amortization expense (571.2) (601.0)
Research and development (222.0) (199.7)
Litigation settlements and other contingencies, net 73.5 (76.8)
Other One-Time Nonoperating Expense (256.5) (202.3)
Corporate / Other    
Segment Reporting Information [Line Items]    
Corporate costs 380.2 356.6
Developed Markets Segment    
Segment Reporting Information [Line Items]    
Revenues 1,898.6 2,172.6
Impairment of goodwill (2,261.0)  
Developed Markets Segment | Product and Service, Other    
Segment Reporting Information [Line Items]    
Other revenues 6.9 7.2
Developed Markets Segment | Operating Segment    
Segment Reporting Information [Line Items]    
Net sales 1,891.7 2,165.4
Cost of sales 926.2 976.4
Selling, general and administration 234.3 282.9
(Loss) earnings from operations 738.1 913.3
Greater China    
Segment Reporting Information [Line Items]    
Revenues 555.5 543.9
Impairment of goodwill 0.0  
Greater China | Product and Service, Other    
Segment Reporting Information [Line Items]    
Other revenues 0.0 0.0
Greater China | Operating Segment    
Segment Reporting Information [Line Items]    
Net sales 555.5 543.9
Cost of sales 60.8 61.2
Selling, general and administration 110.0 116.4
(Loss) earnings from operations 384.7 366.3
Japan, Australia and New Zealand Segment    
Segment Reporting Information [Line Items]    
Revenues 277.1 318.1
Impairment of goodwill (300.8)  
Japan, Australia and New Zealand Segment | Product and Service, Other    
Segment Reporting Information [Line Items]    
Other revenues 1.0 0.3
Japan, Australia and New Zealand Segment | Operating Segment    
Segment Reporting Information [Line Items]    
Net sales 276.1 317.8
Cost of sales 176.5 189.4
Selling, general and administration 38.4 41.4
(Loss) earnings from operations 62.2 87.3
Emerging Markets Segment    
Segment Reporting Information [Line Items]    
Revenues 523.1 628.8
Impairment of goodwill (375.0)  
Emerging Markets Segment | Product and Service, Other    
Segment Reporting Information [Line Items]    
Other revenues 3.2 2.4
Emerging Markets Segment | Operating Segment    
Segment Reporting Information [Line Items]    
Net sales 519.9 626.4
Cost of sales 212.8 265.3
Selling, general and administration 74.3 84.0
(Loss) earnings from operations $ 236.0 $ 279.5