v3.26.3
Segment Information (Reconciliation Of Segment Information To Total Consolidated Information) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Segment Reporting [Line Items]        
Net sales $ 3,734.7 $ 3,747.5 $ 10,990.3 $ 10,559.7
Other revenues 14.8 12.4 33.0 36.6
Revenues 3,749.5 3,759.9 11,023.3 10,596.3
Earnings (loss) from operations 261.5 178.8 188.1 (2,470.4)
Intangible asset amortization expense (558.3) (593.4) (1,714.8) (1,747.9)
Intangible asset (including IPR&D) impairment charges (31.0) 0.0 (31.0) (2.2)
Impairment of goodwill 0.0 0.0 0.0 (2,936.8)
Research and development (231.7) (250.4) (728.6) (691.2)
Other Research and Development Refund (5.0)   (5.2) (10.0)
Litigation settlements and other contingencies, net 11.0 (55.7) (115.7) 65.4
Operating Segment        
Segment Reporting [Line Items]        
Earnings (loss) from operations 1,775.8 1,664.7 5,120.7 4,684.8
Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment        
Segment Reporting [Line Items]        
Intangible asset amortization expense (558.3) (593.4) (1,714.8) (1,747.9)
Intangible asset (including IPR&D) impairment charges (48.5)   (55.9) (2.2)
Research and development (231.7) (250.4) (728.6) (691.2)
Litigation settlements and other contingencies, net 11.0 (55.7) (115.7) 65.4
Other One-Time Nonoperating Expense (256.3) (205.6) (1,075.7) (674.9)
Corporate / Other        
Segment Reporting [Line Items]        
Corporate costs 425.5 380.8 1,236.7 1,157.6
Developed Markets Segment        
Segment Reporting [Line Items]        
Revenues 2,224.8 2,265.6 6,453.8 6,293.8
Developed Markets Segment | Product and Service, Other        
Segment Reporting [Line Items]        
Other revenues 8.9 10.0 23.4 27.2
Developed Markets Segment | Operating Segment        
Segment Reporting [Line Items]        
Net sales 2,215.9 2,255.6 6,430.4 6,266.6
Cost of sales 997.7 1,092.5 3,046.3 3,023.3
Selling, general and administration 226.1 229.0 688.4 712.8
Earnings (loss) from operations 1,001.0 944.1 2,719.1 2,557.7
Greater China        
Segment Reporting [Line Items]        
Revenues 702.6 615.2 2,096.5 1,759.6
Greater China | Product and Service, Other        
Segment Reporting [Line Items]        
Other revenues 0.0 0.0 0.0 0.0
Greater China | Operating Segment        
Segment Reporting [Line Items]        
Net sales 702.6 615.2 2,096.5 1,759.6
Cost of sales 79.4 65.4 227.7 188.7
Selling, general and administration 138.8 133.0 377.6 367.6
Earnings (loss) from operations 484.4 416.8 1,491.2 1,203.3
Japan, Australia and New Zealand Segment        
Segment Reporting [Line Items]        
Revenues 291.0 307.3 860.7 891.1
Japan, Australia and New Zealand Segment | Product and Service, Other        
Segment Reporting [Line Items]        
Other revenues 3.9 1.0 4.1 3.0
Japan, Australia and New Zealand Segment | Operating Segment        
Segment Reporting [Line Items]        
Net sales 287.1 306.3 856.6 888.1
Cost of sales 180.7 199.2 535.4 557.4
Selling, general and administration 42.1 37.9 116.1 117.6
Earnings (loss) from operations 68.2 70.2 209.2 216.1
Emerging Markets Segment        
Segment Reporting [Line Items]        
Revenues 531.1 571.8 1,612.3 1,651.8
Emerging Markets Segment | Product and Service, Other        
Segment Reporting [Line Items]        
Other revenues 2.0 1.4 5.5 6.4
Emerging Markets Segment | Operating Segment        
Segment Reporting [Line Items]        
Net sales 529.1 570.4 1,606.8 1,645.4
Cost of sales 240.0 264.6 696.7 717.8
Selling, general and administration 68.9 73.6 214.4 226.3
Earnings (loss) from operations $ 222.2 $ 233.6 $ 701.2 $ 707.7