Derivative and Financial Instruments - Schedule of Net Carrying Amount of Held to Maturity Investments (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Schedule of Held-to-maturity Securities [Line Items]
Cash and cash equivalents, carried at cost plus accrued interest	$ 6,574	$ 6,497
Short-term investments, carried at cost plus accrued interest	663	31
Cash
Schedule of Held-to-maturity Securities [Line Items]
Cash and cash equivalents, carried at cost plus accrued interest	504	543
Demand deposits
Schedule of Held-to-maturity Securities [Line Items]
Cash and cash equivalents, carried at cost plus accrued interest	3,946	3,781
Time deposits \| 1 to 90 days
Schedule of Held-to-maturity Securities [Line Items]
Cash and cash equivalents, carried at cost plus accrued interest	1,894	975
Short-term investments, carried at cost plus accrued interest	655	6
Time deposits \| 91 to 180 days
Schedule of Held-to-maturity Securities [Line Items]
Short-term investments, carried at cost plus accrued interest	4	17
Time deposits \| Within one year
Schedule of Held-to-maturity Securities [Line Items]
Short-term investments, carried at cost plus accrued interest	4	8
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	$ 230	$ 1,198