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Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2020

Schedule of the reconciliation of basic weighted average common shares outstanding to diluted weighted average common shares outstanding

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​	​	​	​	​	​	​	​	​	​
​	​	​	​	​	​	​	​	​	​
(dollars and shares in millions, except per share data)		2020			2019			2018
Net income attributable to Amphenol Corporation shareholders	​	$	1,203.4	​	$	1,155.0	​	$	1,205.0
Basic weighted average common shares outstanding	​		298.0	​		297.5	​		301.2
Effect of dilutive stock options	​		9.5	​		10.4	​		11.4
Diluted weighted average common shares outstanding	​		307.5	​		307.9	​		312.6
Earnings per share attributable to Amphenol Corporation shareholders:	​	​	​	​	​	​	​	​	​
Basic	​	$	4.04	​	$	3.88	​	$	4.00
Diluted	​	$	3.91	​	$	3.75	​	$	3.85

Pro Forma [Member]

Schedule Of Earnings Per Share Pro Forma Basic And Diluted

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​	​	​	​	​	​	​	​	​	​
(dollars and shares in millions, except per share data)		2020			2019			2018
Net income attributable to Amphenol Corporation shareholders	​	$	1,203.4	​	$	1,155.0	​	$	1,205.0
Basic weighted average common shares outstanding	​		596.1	​		595.0	​		602.4
Effect of dilutive stock options	​		18.9	​		20.9	​		22.8
Diluted weighted average common shares outstanding	​		615.0	​		615.9	​		625.2
Earnings per share attributable to Amphenol Corporation shareholders:	​	​	​	​	​	​	​	​	​
Basic	​	$	2.02	​	$	1.94	​	$	2.00
Diluted	​	$	1.96	​	$	1.88	​	$	1.93

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations on a pro forma basis, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ 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/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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