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Income Taxes - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Income Taxes Disclosure [Line Items]    
Decrease in unrecognized tax benefits within the next twelve months $ 400  
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 18.90% 27.80%
U.S. corporate income tax rate 21.00%