v3.25.4
Revenues - Schedule of Revenues Earned from Major Customers (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Revenue, Major Customer [Line Items]      
Gross product sales $ 36,751 $ 33,424 $ 28,190
Product sales      
Revenue, Major Customer [Line Items]      
Gross product sales $ 35,148 32,026 26,910
Three Customers | Revenue Benchmark | Customer Concentration Risk      
Revenue, Major Customer [Line Items]      
Concentration risk, percentage 77.00%    
McKesson Corporation | Product sales      
Revenue, Major Customer [Line Items]      
Gross product sales $ 26,253 $ 22,173 $ 19,035
McKesson Corporation | Product sales | Revenue Benchmark | Customer Concentration Risk      
Revenue, Major Customer [Line Items]      
Concentration risk, percentage 34.00% 33.00% 33.00%
Cencora, Inc. | Product sales      
Revenue, Major Customer [Line Items]      
Gross product sales $ 20,986 $ 18,387 $ 16,625
Cencora, Inc. | Product sales | Revenue Benchmark | Customer Concentration Risk      
Revenue, Major Customer [Line Items]      
Concentration risk, percentage 27.00% 27.00% 29.00%
Cardinal Health, Inc. | Product sales      
Revenue, Major Customer [Line Items]      
Gross product sales $ 12,562 $ 11,278 $ 9,775
Cardinal Health, Inc. | Product sales | Revenue Benchmark | Customer Concentration Risk      
Revenue, Major Customer [Line Items]      
Concentration risk, percentage 16.00% 17.00% 17.00%