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Derivative and Financial Instruments - Schedule of Net Carrying Amount of Held to Maturity Investments (Details) - USD ($)
$ in Millions
Sep. 30, 2025
Dec. 31, 2024
Schedule of Held-to-maturity Securities [Line Items]    
Cash and cash equivalents, carried at cost plus accrued interest $ 5,247 $ 5,605
Short-term investments, carried at cost plus accrued interest 556 12
Cash    
Schedule of Held-to-maturity Securities [Line Items]    
Cash and cash equivalents, carried at cost plus accrued interest 560 770
Demand deposits    
Schedule of Held-to-maturity Securities [Line Items]    
Cash and cash equivalents, carried at cost plus accrued interest 2,472 3,211
Time deposits | 1 to 90 days    
Schedule of Held-to-maturity Securities [Line Items]    
Cash and cash equivalents, carried at cost plus accrued interest 1,899 1,364
Short-term investments, carried at cost plus accrued interest 529 1
Time deposits | 91 to 180 days    
Schedule of Held-to-maturity Securities [Line Items]    
Short-term investments, carried at cost plus accrued interest 6 5
Time deposits | Within one year    
Schedule of Held-to-maturity Securities [Line Items]    
Short-term investments, carried at cost plus accrued interest 21 6
U.S. government obligations | 1 to 90 days    
Schedule of Held-to-maturity Securities [Line Items]    
Cash and cash equivalents, carried at cost plus accrued interest $ 316 $ 260