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(5) Income (Loss) Per Share (Tables) | 12 Months Ended
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Jan. 01, 2012
Loss Per Share [Abstract] |
Number of shares used to calculate basic and diluted income per share |
| 2011 |  | 2010 |  | 2009
Common stock: |  |  |  |  |
Weighted average basic shares outstanding | 405,224 |  |  | 426,247 |  |  | 466,204 |
Dilutive effect of stock options and restricted shares | 1,956 |  |  | 948 |  |  | 483 |
Weighted average diluted shares outstanding | 407,180 |  |  | 427,195 |  |  | 466,687 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 260 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph -Name Accounting Standards Codification -Paragraph 1 -Section 50 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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