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Share-Based Compensation (Tables)
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6 Months Ended |
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Jul. 28, 2012
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| Share-based Compensation [Abstract] |
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| Schedule of Shared-based Compensation Expense [Table Text Block] |
The following summarizes our share-based compensation expense: | | | | | | | | | | | | | | | | | | Thirteen Weeks Ended | | Twenty-Six Weeks Ended | | July 28, 2012 | | July 30, 2011 | | July 28, 2012 | | July 30, 2011 | | (in thousands) | | (in thousands) | Stock options | $ | 2,159 |
| | $ | 1,705 |
| | $ | 4,057 |
| | $ | 3,129 |
| Restricted stock units and restricted stock | 2,838 |
| | 841 |
| | 4,786 |
| | 1,480 |
| Restricted shares (equity issued pre-IPO) | 3 |
| | 61 |
| | 13 |
| | 144 |
| Total share-based compensation | $ | 5,000 |
| | $ | 2,607 |
| | $ | 8,856 |
| | $ | 4,753 |
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| Schedule of Share-based Compensation, Activity [Table Text Block] |
The Company's activity with respect to stock options during the twenty-six weeks ended July 28, 2012 was as follows: | | | | | | | | | | | | | | | | Number of Shares | | Grant Date Weighted Average Exercise Price | | Weighted-Average Remaining Contractual Life | | Aggregate Intrinsic Value | | (in thousands, except per share amounts and years) | Outstanding, January 28, 2012 | 2,667 |
| | $ | 17.93 |
| | | | | Granted | 527 |
| | $ | 25.16 |
| | | | | Exercised | (35 | ) | | $ | 17.45 |
| | | | | Forfeited or expired | (34 | ) | | $ | 19.63 |
| | | | | Outstanding, July 28, 2012 | 3,125 |
| | $ | 19.13 |
| | 8.5 |
| | $ | 44 |
| Expected to vest at July 28, 2012 | 2,162 |
| | $ | 19.78 |
| | 8.6 |
| | $ | 33 |
| Exercisable at July 28, 2012 | 929 |
| | $ | 17.56 |
| | 8.1 |
| | $ | 11 |
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| Supplemental Options Data [Table Text Block] |
The following provides additional information regarding the Company's stock options: | | | | | | Twenty-Six Weeks Ended | | July 28, 2012 | (in thousands, except per share amounts) | | Weighted average grant date fair value of options granted | $ | 13.43 |
| Total intrinsic value of options exercised | $ | 267 |
| Total fair value of options vested | $ | 6,171 |
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| Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
The fair value of stock options was estimated at the grant date using the Black-Scholes-Merton option pricing model with the following weighted-average assumptions:
| | | | | | | | Twenty-Six Weeks Ended | | July 28, 2012 | | July 30, 2011 | Risk-free interest rate (1) | 1.14 | % | | 2.37 | % | Price Volatility (2) | 55.9 | % | | 53.5 | % | Expected term (years) (3) | 6.16 |
| | 6.25 |
| Dividend yield (4) | — |
| | — |
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| Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block] |
The Company's activity with respect to RSUs and restricted stock for the twenty-six weeks ended July 28, 2012 was as follows: | | | | | | | | Number of Shares | Grant Date Weighted Average Fair Value | | (in thousands, except per share amounts) | Unvested, January 28, 2012 | 900 |
| $ | 18.52 |
| Granted | 762 |
| $ | 25.14 |
| Vested | (168 | ) | $ | 17.75 |
| Forfeited | (9 | ) | $ | 21.77 |
| Unvested, July 28, 2012 | 1,485 |
| $ | 21.97 |
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