v3.25.4
Restructuring - Schedule of Charges Activities by Type of Cost (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs $ 2,551   $ 933
2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 2,012    
2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 539 $ 888 190
2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     743
Cost of sales | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 1,232    
Cost of sales | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 252 495 62
Cost of sales | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     149
Selling, general and administrative | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 2    
Selling, general and administrative | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 1 83  
Selling, general and administrative | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     122
Research and development | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 175    
Research and development | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs   1  
Research and development | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     1
Restructuring costs | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 603    
Restructuring costs | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 286 309 128
Restructuring costs | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     471
Accelerated Depreciation      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 1,157   140
Accelerated Depreciation | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 910    
Accelerated Depreciation | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 247 254 0
Accelerated Depreciation | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     140
Accelerated Depreciation | Cost of sales | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 910    
Accelerated Depreciation | Cost of sales | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 247 254 0
Accelerated Depreciation | Cost of sales | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     131
Accelerated Depreciation | Selling, general and administrative | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 0    
Accelerated Depreciation | Selling, general and administrative | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 0 0  
Accelerated Depreciation | Selling, general and administrative | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     9
Accelerated Depreciation | Research and development | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 0    
Accelerated Depreciation | Research and development | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs   0  
Accelerated Depreciation | Research and development | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     0
Accelerated Depreciation | Restructuring costs | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 0    
Accelerated Depreciation | Restructuring costs | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 0 0 0
Accelerated Depreciation | Restructuring costs | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     0
Separation Costs      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 609   454
Separation Costs | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 548    
Separation Costs | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 61 122 115
Separation Costs | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     339
Separation Costs | Cost of sales | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 0    
Separation Costs | Cost of sales | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 0 0 0
Separation Costs | Cost of sales | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     0
Separation Costs | Selling, general and administrative | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 0    
Separation Costs | Selling, general and administrative | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 0 0  
Separation Costs | Selling, general and administrative | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     0
Separation Costs | Research and development | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 0    
Separation Costs | Research and development | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs   0  
Separation Costs | Research and development | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     0
Separation Costs | Restructuring costs | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 548    
Separation Costs | Restructuring costs | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 61 122 115
Separation Costs | Restructuring costs | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     339
Other Exit Costs      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 785   339
Other Exit Costs | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 554    
Other Exit Costs | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 231 512 75
Other Exit Costs | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     264
Other Exit Costs | Cost of sales | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 322    
Other Exit Costs | Cost of sales | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 5 241 62
Other Exit Costs | Cost of sales | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     18
Other Exit Costs | Selling, general and administrative | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 2    
Other Exit Costs | Selling, general and administrative | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 1 83  
Other Exit Costs | Selling, general and administrative | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     113
Other Exit Costs | Research and development | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 175    
Other Exit Costs | Research and development | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs   1  
Other Exit Costs | Research and development | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     1
Other Exit Costs | Restructuring costs | 2025 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs 55    
Other Exit Costs | Restructuring costs | 2024 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs $ 225 $ 187 13
Other Exit Costs | Restructuring costs | 2019 Restructuring Program      
Restructuring Cost and Reserve [Line Items]      
Total pretax restructuring costs     $ 132