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Income Taxes (Details Textual) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Income Tax Disclosure [Abstract]        
Effective tax rates 20.40% 20.50% 21.40% 18.60%
Unrecognized tax benefits change as a result of potential resolutions of prior years' tax $ 89   $ 89  
Unrecognized tax benefits that, if recognized, could impact effective tax rate 70   70  
Tax credit investments $ 1,577 $ 1,214 $ 1,577 $ 1,214