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Net Income Per Share (Tables) | 12 Months Ended
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Dec. 31, 2023
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):
| Years Ended December 31,
| 2023 |  | 2022 |  | 2021
Numerator: |  |  |  |  |
Net income attributable to Intuitive Surgical, Inc. | $ | 1,798.0 |  |  | $ | 1,322.3 |  |  | $ | 1,704.6 |
Denominator: |  |  |  |  |
Weighted-average shares outstanding used in basic calculation | 351.2 |  |  | 355.7 |  |  | 356.1 |
Add: dilutive effect of potential common shares | 6.2 |  |  | 6.3 |  |  | 9.7 |
Weighted-average shares outstanding used in diluted calculation | 357.4 |  |  | 362.0 |  |  | 365.8 |
Net income per share attributable to Intuitive Surgical, Inc.: |  |  |  |  |
Basic | $ | 5.12 |  |  | $ | 3.72 |  |  | $ | 4.79 |
Diluted | $ | 5.03 |  |  | $ | 3.65 |  |  | $ | 4.66 |

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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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