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Income Taxes (Narrative) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Income Tax Contingency [Line Items]      
Effective income tax, percent 12.10% 12.60% 18.20%
Interest expense and penalties included in other income (expense), net $ 71 $ (23) $ (35)
Net operating loss carryforward recognized 56 283 $ 41
Accrued interest and penalties 66 150  
Operating loss carryforwards 544    
Operating loss carryforwards, subject to full valuation allowance 155    
Tax credit carryforward, amount 133    
Tax credit carryforward, valuation allowance 91    
Unrecognized tax benefits, interest on income tax expense 289 $ 445  
Tax settlement amount 162    
Tax settlement, release of accrued interest 50    
Domestic Tax Authority      
Income Tax Contingency [Line Items]      
Operating loss carryforwards 377    
Foreign Tax Authority      
Income Tax Contingency [Line Items]      
Operating loss carryforwards $ 167