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Taxes on Income - Narrative (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Income Tax Contingency [Line Items]        
Transition tax for accumulated foreign earnings, liability $ 1,500      
Deferred tax assets on NOL carryforwards relating to foreign jurisdictions 292      
Deferred tax assets relating to various U.S. tax credit carryforwards and NOL carryforwards 575      
Income taxes paid 4,338 $ 3,239 $ 2,412  
Tax benefits relating to stock option exercises 12 45 21  
Unrecognized tax benefits 2,384 1,835 1,529 $ 1,537
Favorable net impact to income tax provision if unrecognized tax benefits were recognized 2,300      
Reasonably possible amount that liability for unrecognized tax benefits could decline up to in next 12 months (up to) 25      
Interest and penalties associated with uncertain tax positions, expense (benefit) 131 54 (37)  
Liabilities for accrued interest and penalties 388 256    
Unrecognized tax benefits from adjustments related to examination 23 6 46  
Income Taxes Payable        
Income Tax Contingency [Line Items]        
Transition tax liability, current 976      
Other Noncurrent Liabilities        
Income Tax Contingency [Line Items]        
Transition tax liability, noncurrent 518      
Foreign Jurisdiction        
Income Tax Contingency [Line Items]        
Valuation allowance on foreign NOL carryforwards 266      
Income taxes paid 2,080 1,348 1,201  
Federal        
Income Tax Contingency [Line Items]        
Valuation allowance on foreign NOL carryforwards 379      
Income taxes paid $ 2,258 $ 1,891 1,211  
Federal | Internal Revenue Service (IRS)        
Income Tax Contingency [Line Items]        
Income taxes paid     190  
Unrecognized tax benefits from adjustments related to examination     236  
Federal | Internal Revenue Service (IRS) | Continuing Operations        
Income Tax Contingency [Line Items]        
Income taxes paid     172  
Unrecognized tax benefits from adjustments related to examination     207  
Federal | Internal Revenue Service (IRS) | Discontinued Operations        
Income Tax Contingency [Line Items]        
Income taxes paid     18  
Unrecognized tax benefits from adjustments related to examination     $ 29