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Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2020

Earnings Per Share [Abstract]

Earnings Per Share

The following table provides a reconciliation between basic and diluted earnings per share:

	Three Months Ended					Six Months Ended
	June 30,					June 30,
Millions, Except Per Share Amounts	2020		2019			2020		2019
Net income	$	1,132	$	1,570		$	2,606	$	2,961
Weighted-average number of shares outstanding:
Basic		677.7		705.5			681.0		711.2
Dilutive effect of stock options		0.7		1.3			0.8		1.3
Dilutive effect of retention shares and units		0.8		1.2			0.9		1.3
Diluted		679.2		708.0			682.7		713.8
Earnings per share – basic	$	1.67	$	2.23		$	3.83	$	4.16
Earnings per share – diluted	$	1.67	$	2.22		$	3.82	$	4.15
Stock options excluded as their inclusion would be anti-dilutive		1.0		0.6			0.8		0.5

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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://fasb.org/us-gaap/role/ref/legacyRef
-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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