v3.25.4

Financial Instruments - Derivative Instruments Used to Hedge against Balance Sheet Foreign Currency Exposures (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign exchange losses related to balance sheet re-measurement	$ (7.5)	$ (45.9)	$ (8.5)
Foreign Exchange Forward \| Derivatives Not Designated as Hedging Instruments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Interest and other income, net	Interest and other income, net	Interest and other income, net
Recognized gains (losses) in interest and other income, net	$ (5.5)	$ 43.2	$ 4.8

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

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- Definition

Indicates line item in statement of income or comprehensive income that includes gain (loss) from derivative.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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- Definition

Amount, before tax, of realized and unrealized gain (loss) from foreign currency transaction.

+ References

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INTUITIVE SURGICAL INC 10-K