Marketable Securities - Current and Non-current (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Debt Securities, Available-for-sale
Current marketable securities	$ 517	$ 2,128
Non-current marketable securities	16	16
Total marketable securities	533	2,144
Asset backed securities
Debt Securities, Available-for-sale
Current marketable securities	49	24
Foreign corporate debt
Debt Securities, Available-for-sale
Current marketable securities	7	31
U.S. government securities
Debt Securities, Available-for-sale
Current marketable securities	89	138
Corporate debt securities
Debt Securities, Available-for-sale
Current marketable securities	210	819
Commercial paper
Debt Securities, Available-for-sale
Current marketable securities	83	658
Certificates of deposit/time deposits
Debt Securities, Available-for-sale
Current marketable securities	63	185
U.S. treasury securities
Debt Securities, Available-for-sale
Current marketable securities	12	269
U.S. municipal securities
Debt Securities, Available-for-sale
Current marketable securities	4	4
Non-current marketable securities	$ 16	$ 16

Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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