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Stock-Based Awards (Tables) | 3 Months Ended
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Oct. 26, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of Stock-based Compensation Expense and Related Tax Benefit Recognized | Stock-based compensation expense and the related tax benefit recognized related to stock options and restricted share units during the three months ended October 26, 2013 and October 27, 2012 were as follows:
| For the Three Months Ended
| October 26, 2013 |  | October 27, 2012
| (Dollars in thousands)
Stock-based compensation | $ | 3,506 |  |  | $ | 2,266 |
Tax benefit recognized in the statement of operations | $ | 1,299 |  |  | $ | 765 |
Schedule of Share-based Compensation, Stock Options Award Activity | The following table summarizes stock option award activity during the three months ended October 26, 2013:
| Stock Options
| Shares |  | Weighted Average Exercise Price
Outstanding as of July 27, 2013 | 2,769,132 |  |  | $ | 18.27 |
Options exercised | (454,216 | ) |  | $ | 22.29 |
Outstanding as of October 26, 2013 | 2,314,916 |  |  | $ | 17.48 |
Exercisable options as of October 26, 2013 | 1,424,099 |  |  | $ | 19.70 |
Schedule of Share-based Compensation, RSU and Performance RSU Activity | The following table summarizes RSU and Performance RSU activity during the three months ended October 26, 2013:
| Restricted Stock
| RSUs |  | Performance RSUs
| Share Units |  | Weighted Average Grant Price |  | Share Units |  | Weighted Average Grant Price
Outstanding as of July 27, 2013 | 463,318 |  |  | $ | 17.78 |  |  | 1,315,138 |  |  | $ | 18.44 |
Granted | 1,035 |  |  | $ | 25.99 |  |  | 65,154 |  |  | $ | 30.55 |
Share units vested | (1,035 | ) |  | $ | 25.99 |  |  | (43,979 | ) |  | $ | 14.75 |
Forfeited or canceled | — |  |  | $ | — |  |  | (265,461 | ) |  | $ | 18.36 |
Outstanding as of October 26, 2013 | 463,318 |  |  | $ | 17.78 |  |  | 1,070,852 |  |  | $ | 19.35 |

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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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