Derivative and Financial Instruments - Schedule of Debt Securities Carried at Fair Value (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Debt Securities, Available-for-sale [Line Items]
Cash and cash equivalents	$ 6,574	$ 6,497
Short-Term Investments	1,118	484
Investments and long-term receivables	10,345	10,185
Within one year \| Reported Value Measurement
Debt Securities, Available-for-sale [Line Items]
Short-Term Investments	455	453
Within one year \| Reported Value Measurement \| Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Short-Term Investments	354	308
Within one year \| Reported Value Measurement \| Commercial paper
Debt Securities, Available-for-sale [Line Items]
Short-Term Investments	54	72
Within one year \| Reported Value Measurement \| U.S. government obligations
Debt Securities, Available-for-sale [Line Items]
Short-Term Investments	32	46
Within one year \| Reported Value Measurement \| Foreign government obligations
Debt Securities, Available-for-sale [Line Items]
Short-Term Investments	5	9
Within one year \| Reported Value Measurement \| Asset-backed securities
Debt Securities, Available-for-sale [Line Items]
Short-Term Investments	10	18
Investments and long-term receivables \| Reported Value Measurement
Debt Securities, Available-for-sale [Line Items]
Investments and long-term receivables	1,158	1,148
Investments and long-term receivables \| Reported Value Measurement \| Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Investments and long-term receivables	688	651
Investments and long-term receivables \| Reported Value Measurement \| U.S. government obligations
Debt Securities, Available-for-sale [Line Items]
Investments and long-term receivables	226	224
Investments and long-term receivables \| Reported Value Measurement \| U.S. government agency obligations
Debt Securities, Available-for-sale [Line Items]
Investments and long-term receivables	1	1
Investments and long-term receivables \| Reported Value Measurement \| Foreign government obligations
Debt Securities, Available-for-sale [Line Items]
Investments and long-term receivables	9	9
Investments and long-term receivables \| Reported Value Measurement \| Asset-backed securities
Debt Securities, Available-for-sale [Line Items]
Investments and long-term receivables	$ 234	$ 263

Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate.

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