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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2011
Earnings Per Share Abstract |
Earnings per share |
Year ended December 31, |  | 2011 |  | 2010 |  | 2009
(Dollars and shares in thousands, |  |  |  |  |  |
| except earnings per share) |  |  |  |  |  |  |  |  |
Net income attributable to U.S. Cellular shareholders |  | $ | 175,041 |  | $ | 136,074 |  | $ | 209,547
Weighted average number of shares used |  |  |  |  |  |  |  |
| in basic earnings per share |  |  | 84,877 |  |  | 86,128 |  | 86,946
Effect of dilutive securities: |  |  |  |  |  |  |  |  |
| Stock options |  |  | 114 |  |  | 89 |  |  | 21
| Restricted stock units |  |  | 344 |  |  | 301 |  |  | 201
Weighted average number of shares used |  |  |  |  |  |  |  |  |
| in diluted earnings per share |  |  | 85,335 |  |  | 86,518 |  |  | 87,168
Basic earnings per share attributable to |  |  |  |  |  |  |  |  |
| U.S. Cellular shareholders |  | $ | 2.06 |  | $ | 1.58 |  | $ | 2.41
Diluted earnings per share attributable to |  |  |  |  |  |  |  |  |
| U.S. Cellular shareholders |  | $ | 2.05 |  | $ | 1.57 |  | $ | 2.40
Summary of antidilutive shares |
|  |  | 2011 |  | 2010 |  | 2009
(Shares in thousands) |  |  |  |  |
Stock options |  | 1,399 |  | 1,771 |  | 2,045
Restricted stock units |  | 215 |  | 224 |  | 193

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + References No definition available. + Details
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