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Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2017

Earnings Per Share [Abstract]

Earnings per share

The amounts used in computing earnings per common share and the effects of potentially dilutive securities on the weighted average number of common shares were as follows:

Year Ended December 31,		2017			2016			2015
(Dollars and shares in millions, except per share amounts)
Net income attributable to U.S. Cellular shareholders		$	12		$	48		$	241
Weighted average number of shares used in basic earnings per share			85			85			84
Effect of dilutive securities			1			–			1
Weighted average number of shares used in diluted earnings per share			86			85			85
Basic earnings per share attributable to U.S. Cellular shareholders		$	0.14		$	0.56		$	2.86
Diluted earnings per share attributable to U.S. Cellular shareholders		$	0.14		$	0.56		$	2.84

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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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