v3.20.2

Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2020

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The share information used to compute basic and diluted EPS attributable to Arconic Corporation common shareholders was as follows (shares in millions):

						Third quarter ended September 30,												Nine months ended September 30,
			​			2020			​			2019						2020			​			2019
Weighted-average shares outstanding – basic			​			109						109						109						109
Effect of dilutive share equivalents:			​
Stock options						—						—						—						—
Stock units						4						—						—						—
Weighted-average shares outstanding – diluted						113						109						109						109

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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/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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