v3.26.1
Financial Instruments and Fair Value Measures - Fair Value Measures (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Assets    
Investment, Type [Extensible Enumeration] Money Market Funds [Member]  
Foreign currency contracts $ 155 $ 91
Liabilities    
Foreign currency contracts 338 540
Level 1    
Liabilities    
Total liabilities 66,419 59,346
Fair Value, Recurring    
Assets    
Cash and equivalents 9,391 5,229
Money market funds and time deposits 10 10
Debt securities 20 24
Equity securities 76 103
Interest rate swap contracts 27 30
Total assets 9,652 5,457
Liabilities    
Interest rate swap contracts 54 21
Noncurrent, Financing liability 377 378
Contingent consideration 27,039 25,374
Total liabilities 27,754 26,292
Fair Value, Recurring | Foreign currency contracts    
Assets    
Foreign currency contracts 128 61
Liabilities    
Foreign currency contracts 284 519
Fair Value, Recurring | Level 1    
Assets    
Cash and equivalents 4,848 4,868
Money market funds and time deposits 0 0
Debt securities 0 0
Equity securities 32 62
Interest rate swap contracts 0 0
Total assets 4,880 4,930
Liabilities    
Interest rate swap contracts 0 0
Noncurrent, Financing liability 0 0
Contingent consideration 0 0
Total liabilities 0 0
Fair Value, Recurring | Level 1 | Foreign currency contracts    
Assets    
Foreign currency contracts 0 0
Liabilities    
Foreign currency contracts 0 0
Fair Value, Recurring | Level 2    
Assets    
Cash and equivalents 4,543 361
Money market funds and time deposits 10 10
Debt securities 20 24
Equity securities 44 41
Interest rate swap contracts 27 30
Total assets 4,772 527
Liabilities    
Interest rate swap contracts 54 21
Noncurrent, Financing liability 0 0
Contingent consideration 0 0
Total liabilities 338 540
Fair Value, Recurring | Level 2 | Foreign currency contracts    
Assets    
Foreign currency contracts 128 61
Liabilities    
Foreign currency contracts 284 519
Fair Value, Recurring | Level 3    
Assets    
Cash and equivalents 0 0
Money market funds and time deposits 0 0
Debt securities 0 0
Equity securities 0 0
Interest rate swap contracts 0 0
Total assets 0 0
Liabilities    
Interest rate swap contracts 0 0
Noncurrent, Financing liability 377 378
Contingent consideration 27,039 25,374
Total liabilities 27,416 25,752
Fair Value, Recurring | Level 3 | Foreign currency contracts    
Assets    
Foreign currency contracts 0 0
Liabilities    
Foreign currency contracts $ 0 $ 0