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Available-for-sale Debt Securities and Equity Securities - Summary of the Balance Sheet Classification of Available-for-Sale Debt Securities (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Debt Securities, Available-for-sale [Line Items]    
Total $ 2,293 $ 2,497
Cash and cash equivalents    
Debt Securities, Available-for-sale [Line Items]    
Total 75 6
Short-term marketable debt securities    
Debt Securities, Available-for-sale [Line Items]    
Total 973 1,182
Long-term marketable debt securities    
Debt Securities, Available-for-sale [Line Items]    
Total $ 1,245 $ 1,309