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INVESTMENTS AND FAIR VALUE MEASUREMENT - Amortized Cost and Fair Value of Held-To-Maturity Investments by Contractual Maturity Date (Details) - USD ($)
Sep. 30, 2023
Dec. 31, 2022
Amortized cost    
Within 1 Year $ 372,000,000  
1 to 2 Years 118,000,000  
Amortized Cost 490,000,000 $ 0
Fair value    
Within 1 Year 372,000,000  
1 to 2 Years 116,000,000  
Total 488,000,000  
Corporate debt securities    
Amortized cost    
Within 1 Year 125,000,000  
1 to 2 Years 100,000,000  
Amortized Cost 225,000,000  
Fair value    
Within 1 Year 124,000,000  
1 to 2 Years 99,000,000  
Total 223,000,000  
U.S. Treasury securities    
Amortized cost    
Within 1 Year 131,000,000  
1 to 2 Years 18,000,000  
Amortized Cost 149,000,000  
Fair value    
Within 1 Year 132,000,000  
1 to 2 Years 17,000,000  
Total 149,000,000  
Certificates of deposit    
Amortized cost    
Within 1 Year 48,000,000  
1 to 2 Years 0  
Amortized Cost 48,000,000  
Fair value    
Within 1 Year 48,000,000  
1 to 2 Years 0  
Total 48,000,000  
U.S. government agency securities    
Amortized cost    
Within 1 Year 49,000,000  
1 to 2 Years 0  
Amortized Cost 49,000,000  
Fair value    
Within 1 Year 49,000,000  
1 to 2 Years 0  
Total 49,000,000  
Commercial paper    
Amortized cost    
Within 1 Year 19,000,000  
1 to 2 Years 0  
Amortized Cost 19,000,000  
Fair value    
Within 1 Year 19,000,000  
1 to 2 Years 0  
Total $ 19,000,000