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Computation of Earnings Per Common Share (Tables) | 3 Months Ended
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Oct. 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
| October 26, 2013 |  | October 27, 2012
| (Dollars in thousands, except per share amounts)
Net income available to common stockholders (numerator) | $ | 18,660 |  |  | $ | 11,861 |
Weighted-average number of common shares (denominator) | 33,423,678 |  |  | 33,089,959 |
Basic earnings per common share | $ | 0.56 |  |  | $ | 0.36 |
Weighted-average number of common shares | 33,423,678 |  |  | 33,089,959 |
Potential common stock arising from stock options, and unvested restricted share units | 1,215,320 |  |  | 631,111 |
Total shares-diluted (denominator) | 34,638,998 |  |  | 33,721,070 |
Diluted earnings per common share | $ | 0.54 |  |  | $ | 0.35 |
Anti-dilutive weighted shares excluded from the calculation of earnings per share | 547,154 |  |  | 1,940,101 |

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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 + Details
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