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NET INCOME PER SHARE (Tables) | 3 Months Ended
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Mar. 31, 2024
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, |  |
| 2024 |  | 2023 |  |  |  |
Numerator: |  |  |  |  |  |  |
Net income attributable to Intuitive Surgical, Inc. | $ | 544.9 |  |  | $ | 355.3 |  |  |  |  |
Denominator: |  |  |  |  |  |  |
Weighted-average shares outstanding used in basic calculation | 353.5 |  |  | 350.2 |  |  |  |  |
Add: dilutive effect of potential common shares | 7.0 |  |  | 5.8 |  |  |  |  |
Weighted-average shares outstanding used in diluted calculation | 360.5 |  |  | 356.0 |  |  |  |  |
Net income per share attributable to Intuitive Surgical, Inc.: |  |  |  |  |  |  |
Basic | $ | 1.54 |  |  | $ | 1.01 |  |  |  |  |
Diluted | $ | 1.51 |  |  | $ | 1.00 |  |  |  |  |

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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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