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Stock-Based Awards (Tables) | 3 Months Ended
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Apr. 28, 2018
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 and realized during the three months ended April 28, 2018 and April 29, 2017 were as follows (dollars in thousands):
| For the Three Months Ended
| April 28, 2018 |  | April 29, 2017
Stock-based compensation | $ | 4,863 |  |  | $ | 4,915 |
Income tax effect of stock-based compensation | $ | 1,069 |  |  | $ | 1,943 |
Schedule of Share-based Compensation, Stock Options Award Activity | The following table summarizes stock option award activity during the three months ended April 28, 2018:
| Stock Options
| Shares |  | Weighted Average Exercise Price
Outstanding as of January 27, 2018 | 636,730 |  |  | $ | 27.93 |
Granted | 28,796 |  |  | $ | 106.19 |
Options exercised | (5,084 | ) |  | $ | 13.15 |
Canceled | — |  |  | $ | — |
Outstanding as of April 28, 2018 | 660,442 |  |  | $ | 31.46 |
Exercisable options as of April 28, 2018 | 544,423 |  |  | $ | 21.71 |
Schedule of Share-based Compensation, RSU and Performance RSU Activity | The following table summarizes RSU and Performance RSU award activity during the three months ended April 28, 2018:
| Restricted Stock
| RSUs |  | Performance RSUs
| Share Units |  | Weighted Average Grant Price |  | Share Units |  | Weighted Average Grant Price
Outstanding as of January 27, 2018 | 133,896 |  |  | $ | 71.81 |  |  | 390,327 |  |  | $ | 80.52 |
Granted | 39,612 |  |  | $ | 106.36 |  |  | 218,628 |  |  | $ | 106.19 |
Share units vested | (3,099 | ) |  | $ | 76.98 |  |  | — |  |  | $ | — |
Forfeited or canceled | (3,299 | ) |  | $ | 59.10 |  |  | (10,437 | ) |  | $ | 81.55 |
Outstanding as of April 28, 2018 | 167,110 |  |  | $ | 80.16 |  |  | 598,518 |  |  | $ | 89.88 |

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- Definition Tabular disclosure of share-based compensation plans that may be presented in a single table for outstanding, vested and expected to vest, and exercisable awards. The information that may be disclosed in this table may include, but is not limited to, number of shares, weighted average exercise price, weighted average remaining contractual life, and aggregate intrinsic value. + 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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- 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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