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Share-Based Compensation (Tables) | 9 Months Ended
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Nov. 01, 2014
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Summary of Stock Option Activity | A summary of stock option activity under our plans is as follows:
|  | Stock Options |  |  | Weighted Average Exercise Price |
Outstanding at February 1, 2014 |  |  | 2,289,530 |  |  | $ | 8.26 |
Granted |  |  | 69,227 |  |  | $ | 35.08 |
Exercised |  |  | (5,242 | ) |  | $ | 6.64 |
Forfeited or expired |  |  | (45,811 | ) |  | $ | 17.03 |
Outstanding at November 1, 2014 |  |  | 2,307,704 |  |  | $ | 8.89 |
Vested or expected to vest at November 1, 2014 |  |  | 2,307,704 |  |  | $ | 8.89 |
Exercisable at November 1, 2014 |  |  | 609,405 |  |  | $ | 5.96 |

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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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