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NET INCOME PER SHARE (Tables) | 3 Months Ended
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Mar. 31, 2025
Earnings Per Share [Abstract] |
Computation of Basic and Diluted Net Income Per Share | The following table presents the computation of basic and diluted net income per share attributable to Intuitive Surgical, Inc. (in millions, except per share amounts):
|  |  | Three Months Ended March 31,
|  |  |  |  | 2025 |  | 2024
Numerator: |  |  |  |  |  |  |
Net income attributable to Intuitive Surgical, Inc. |  |  |  |  | $ | 698.4 |  |  | $ | 544.9 |
Denominator: |  |  |  |  |  |  |
Weighted-average shares outstanding used in basic calculation |  |  |  |  | 357.5 |  |  | 353.5 |
Add: dilutive effect of potential common shares |  |  |  |  | 7.1 |  |  | 7.0 |
Weighted-average shares outstanding used in diluted calculation |  |  |  |  | 364.6 |  |  | 360.5 |
Net income per share attributable to Intuitive Surgical, Inc.: |  |  |  |  |  |  |
Basic |  |  |  |  | $ | 1.95 |  |  | $ | 1.54 |
Diluted |  |  |  |  | $ | 1.92 |  |  | $ | 1.51 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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