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Contingencies (Details)
R$ in Millions, $ in Millions
1 Months Ended 9 Months Ended 163 Months Ended
Jul. 31, 2021
claim
Jun. 30, 2021
BRL (R$)
patent
Jul. 31, 2019
BRL (R$)
Jul. 31, 2018
BRL (R$)
Sep. 30, 2022
BRL (R$)
patent
lawsuit
site
Sep. 30, 2022
USD ($)
patent
lawsuit
site
Sep. 30, 2022
patent
lawsuit
site
plaintiff
Oct. 31, 2022
patent
Unfavorable Regulatory Action                
Loss Contingencies [Line Items]                
Number of sites jointly and severally liable for cleanup (fewer than) | site         10 10 10  
Byetta | Product Liability                
Loss Contingencies [Line Items]                
Number of pending lawsuits         500 500 500  
Number of plaintiffs | plaintiff             800  
Humalog, Humulin and Forteo                
Loss Contingencies [Line Items]                
Number of pending lawsuits         2 2 2  
Insulin                
Loss Contingencies [Line Items]                
Number of claims dismissed | claim 3              
Emgality Patent Litigation                
Loss Contingencies [Line Items]                
Number of patents | patent   2     3 3 3  
Emgality Patent Litigation | Subsequent Event                
Loss Contingencies [Line Items]                
Number of patents | patent               2
Employee Litigation | Brazil                
Loss Contingencies [Line Items]                
Number of pending lawsuits         20 20 20  
Damages awarded, value   R$ 100 R$ 500 R$ 300 R$ 1,000 $ 185