v3.26.3
Other Consolidated Financial Statement Detail - Accrued Expense and Other (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Collaborative arrangements and non-collaborative arrangement transactions    
Revenue-related reserves for discounts and allowances $ 1,290.6 $ 1,210.8
Total accrued expense and other 3,013.6 2,802.6
Balance Sheet Location [Axis]: us-gaap:AccountsReceivableNetCurrent    
Collaborative arrangements and non-collaborative arrangement transactions    
Revenue-related reserves for discounts and allowances 271.1 210.4
Balance Sheet Location [Axis]: us-gaap:OtherLiabilitiesCurrent    
Collaborative arrangements and non-collaborative arrangement transactions    
Revenue-related reserves for discounts and allowances 1,019.5 1,000.4
Employee compensation and benefits 451.2 375.8
Collaboration expense 234.3 280.0
Royalties and licensing fees 348.4 302.4
Other $ 960.2 $ 844.0