Derivative and Financial Instruments - Schedule of Debt Securities Carried at Fair Value (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Debt Securities, Available-for-sale [Line Items]
Cash and cash equivalents	$ 5,260	$ 5,607
Short-Term Investments	996	507
Investments and long-term receivables	10,074	9,869
Within one year \| Reported Value Measurement
Debt Securities, Available-for-sale [Line Items]
Cash and cash equivalents	13	2
Short-Term Investments	440	495
Within one year \| Reported Value Measurement \| Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Short-Term Investments	300	338
Within one year \| Reported Value Measurement \| Commercial paper
Debt Securities, Available-for-sale [Line Items]
Cash and cash equivalents	13	2
Short-Term Investments	81	77
Within one year \| Reported Value Measurement \| U.S. government obligations
Debt Securities, Available-for-sale [Line Items]
Short-Term Investments	39	43
Within one year \| Reported Value Measurement \| Foreign government obligations
Debt Securities, Available-for-sale [Line Items]
Short-Term Investments	4	4
Within one year \| Reported Value Measurement \| Asset-backed securities
Debt Securities, Available-for-sale [Line Items]
Short-Term Investments	16	33
Investments and long-term receivables \| Reported Value Measurement
Debt Securities, Available-for-sale [Line Items]
Investments and long-term receivables	1,134	1,054
Investments and long-term receivables \| Reported Value Measurement \| Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Investments and long-term receivables	643	612
Investments and long-term receivables \| Reported Value Measurement \| U.S. government obligations
Debt Securities, Available-for-sale [Line Items]
Investments and long-term receivables	225	218
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	7
Investments and long-term receivables \| Reported Value Measurement \| Foreign government obligations
Debt Securities, Available-for-sale [Line Items]
Investments and long-term receivables	11	12
Investments and long-term receivables \| Reported Value Measurement \| Asset-backed securities
Debt Securities, Available-for-sale [Line Items]
Investments and long-term receivables	$ 254	$ 205

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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