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Debt Obligations - Schedule of Short-term Debt (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Debt Instrument [Line Items]    
Current maturities of long-term liabilities $ 1,000 $ 2,086
Total short-term debt $ 1,023 2,109
Convertible senior debentures [Member]    
Debt Instrument [Line Items]    
Interest rate 0.25%  
Maturity 2026  
Convertible senior debentures $ 23 $ 23