Financial Instruments - Contractual Maturity Date of Marketable Debt Securities (Details) $ in Millions	Jun. 30, 2025 USD ($)
Fair Value Disclosures [Abstract]
Due in 1 year or less	$ 5,930
Due in 1 year through 5 years	37,136
Due in 5 years through 10 years	11,846
Due after 10 years	13,235
Total	$ 68,147

Amount 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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+ Details