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Income Taxes - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Income Taxes Disclosure [Line Items]    
Decrease in unrecognized tax benefits within the next twelve months $ 270  
Increase in unrecognized tax benefits within the next twelve months 20  
Amount of potential additional income tax expense related to an IRS notice of proposed adjustment subject to interest and penalties. $ 370  
Effective tax rate 19.70% 18.90%
U.S. corporate income tax rate 21.00%