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Share-Based Compensation (Tables) | 9 Months Ended
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Oct. 31, 2015
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of share-based compensation expense recognized under all of the Company's stock plans | The following table summarizes the share-based compensation expense recognized under all of the Company’s stock plans during the three and nine months ended October 31, 2015 and November 1, 2014 (in thousands):
| Three Months Ended |  | Nine Months Ended
| Oct 31, 2015 |  | Nov 1, 2014 |  | Oct 31, 2015 |  | Nov 1, 2014
Stock options | $ | 575 |  |  | $ | 542 |  |  | $ | 1,495 |  |  | $ | 1,618 |
Stock awards/units | 4,670 |  |  | 3,187 |  |  | 11,707 |  |  | 9,564 |
Employee Stock Purchase Plan | 30 |  |  | 32 |  |  | 125 |  |  | 192 |
Total share-based compensation expense | $ | 5,275 |  |  | $ | 3,761 |  |  | $ | 13,327 |  |  | $ | 11,374 |
Schedule of activity for nonvested performance-based awards | The following table summarizes the activity for nonvested performance-based awards during the nine months ended October 31, 2015:
| Number of Units |  | Weighted Average Grant Date Fair Value
Nonvested at January 31, 2015 | 413,834 |  |  | $ | 29.66 |
Granted | 425,866 |  |  | 19.39 |
Vested | (33,333 | ) |  | 27.86 |
Forfeited | (159,700 | ) |  | 27.86 |
Nonvested at October 31, 2015 | 646,667 |  |  | $ | 23.44 |

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- Definition Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits. + 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 (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the changes in outstanding nonvested performance-based units. + 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)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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