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Computation of Earnings Per Common Share (Tables) | 6 Months Ended
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Jan. 26, 2013
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share Reconciliation | The following is a reconciliation of the numerator and denominator of the basic and diluted earnings per common share computation as required by ASC Topic 260, Earnings Per Share.
| For the Three Months Ended |  | For the Six Months Ended
| January 26, 2013 |  | January 28, 2012 |  | January 26, 2013 |  | January 28, 2012
| (Dollars in thousands, except per share amounts)
Net income available to common stockholders (numerator) | $ | 1,463 |  |  | $ | 3,485 |  |  | $ | 13,323 |  |  | $ | 16,451 |
Weighted-average number of common shares (denominator) | 32,780,667 |  |  | 33,759,015 |  |  | 32,935,305 |  |  | 33,633,596 |
Basic earnings per common share | $ | 0.04 |  |  | $ | 0.10 |  |  | $ | 0.40 |  |  | $ | 0.49 |
Weighted-average number of common shares | 32,780,667 |  |  | 33,759,015 |  |  | 32,935,305 |  |  | 33,633,596 |
Potential common stock arising from stock options, and unvested restricted share units | 733,749 |  |  | 877,505 |  |  | 671,875 |  |  | 797,823 |
Total shares-diluted (denominator) | 33,514,416 |  |  | 34,636,520 |  |  | 33,607,180 |  |  | 34,431,419 |
Diluted earnings per common share | $ | 0.04 |  |  | $ | 0.10 |  |  | $ | 0.40 |  |  | $ | 0.48 |
Anti-dilutive weighted shares excluded from the calculation of earnings per share | 1,289,661 |  |  | 1,220,534 |  |  | 1,483,241 |  |  | 2,011,358 |

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- Definition Tabular disclosure of the reconciliation of basic net earnings per share (or unit) to diluted earnings per share (or unit). + 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 + Details
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