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Earnings per share (Tables)

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

Computation for basic and diluted earnings per share

The computations for basic and diluted EPS were as follows (in millions, except per-share data):

	Three months ended March 31,
	2018				2017
Income (Numerator):
Net income for basic and diluted EPS	$	2,311			$	2,071
Shares (Denominator):
Weighted-average shares for basic EPS	707				737
Effect of dilutive securities	4				4
Weighted-average shares for diluted EPS	711				741
Basic EPS	$	3.27			$	2.81
Diluted EPS	$	3.25			$	2.79

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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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