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Computation of Earnings Per Common Share (Tables) | 9 Months Ended
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Apr. 27, 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 Nine Months Ended
| April 27, 2013 |  | April 28, 2012 |  | April 27, 2013 |  | April 28, 2012
| (Dollars in thousands, except per share amounts)
Net income available to common stockholders (numerator) | $ | 7,199 |  |  | $ | 9,645 |  |  | $ | 20,522 |  |  | $ | 26,096 |
Weighted-average number of common shares (denominator) | 33,033,740 |  |  | 33,741,255 |  |  | 32,968,897 |  |  | 33,669,974 |
Basic earnings per common share | $ | 0.22 |  |  | $ | 0.29 |  |  | $ | 0.62 |  |  | $ | 0.78 |
Weighted-average number of common shares | 33,033,740 |  |  | 33,741,255 |  |  | 32,968,897 |  |  | 33,669,974 |
Potential common stock arising from stock options, and unvested restricted share units | 808,410 |  |  | 941,636 |  |  | 716,077 |  |  | 846,928 |
Total shares-diluted (denominator) | 33,842,150 |  |  | 34,682,891 |  |  | 33,684,974 |  |  | 34,516,902 |
Diluted earnings per common share | $ | 0.21 |  |  | $ | 0.28 |  |  | $ | 0.61 |  |  | $ | 0.76 |
Anti-dilutive weighted shares excluded from the calculation of earnings per share | 1,309,752 |  |  | 1,166,613 |  |  | 1,338,523 |  |  | 1,245,950 |

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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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