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NET INCOME PER SHARE (Tables)

3 Months Ended

Mar. 31, 2018

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. for the three months ended March 31, 2018, and 2017 (in millions, except per share amounts):

	Three Months Ended   March 31,
	2018				2017
Numerator:
Net income attributable to Intuitive Surgical, Inc.	$	287.6			$	180.8
Denominator:
Weighted average shares outstanding used in basic calculation	112.8				111.9
Add: dilutive effect of potential common shares	5.2				3.6
Weighted average shares outstanding used in diluted calculation	118.0				115.5
Net income per share attributable to Intuitive Surgical, Inc.:
Basic	$	2.55			$	1.62
Diluted	$	2.44			$	1.57

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- References

No definition available.

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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/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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