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Stock-Based Compensation (Tables) | 9 Months Ended
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Jan. 28, 2017
Stock-Based Compensation |
Summary of total stock-based compensation expense |
|  | Quarter Ended |  | Nine Months Ended |
(Unaudited, amounts in thousands) |  | 1/28/17 |  | 1/23/16 |  | 1/28/17 |  | 1/23/16 |
Equity-based awards expense |  | $ | 1,691 |  | $ | 1,745 |  | $ | 7,571 |  | $ | 6,868 |
Liability-based awards (income) expense |  | 1,383 |  | (1,645 | ) | 1,653 |  | (577 | )
Total stock-based compensation expense |  | $ | 3,074 |  | $ | 100 |  | $ | 9,224 |  | $ | 6,291 |
Fair value assumptions for stock options |
(Unaudited) |  | Fiscal 2017 grant |
Risk-free interest rate |  | 1.30 | %
Dividend rate |  | 1.54 | %
Expected life in years |  | 5.00 |
Stock price volatility |  | 38.87 | %
Fair value per share |  | $ | 7.99 |
Fair value assumptions for SARs |
(Unaudited) |  | Fiscal 2014 grant |  | Fiscal 2013 grant |
Risk-free interest rate |  | 0.87 | % | 0.64 | %
Dividend rate |  | 1.53 | % | 1.53 | %
Expected life in years |  | 1.38 |  | 0.46 |
Stock price volatility |  | 35.10 | % | 33.74 | %
Fair value per share |  | $ | 10.18 |  | $ | 16.66 |

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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock appreciation rights, including, but not limited to: (a) expected term of stock appreciation rights, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References No definition available. + Details
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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 significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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