Quarterly report [Sections 13 or 15(d)]

Assets and Liabilities Measured at Fair Value - Narrative (Details)

v3.25.3
Assets and Liabilities Measured at Fair Value - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Fair Value Disclosures [Abstract]        
Change in fair value of exchangeable senior debentures realized gain (loss) $ 4 $ 1 $ 233 $ (38)
Cumulative amount of gain in change in fair value $ 749   $ 749