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Stock-Based Compensation (Tables) | 12 Months Ended
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Apr. 29, 2017
Stock-Based Compensation |
Summary of total stock-based compensation expense |
(Amounts in thousands) |  | 4/29/2017 |  | 4/30/2016 |  | 4/25/2015 |
Equity-based awards expense |  | $ | 8,864 |  | $ | 8,292 |  | $ | 6,780 |
Liability-based awards expense |  |  | 1,687 |  |  | 1,355 |  |  | 4,597 |
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Total stock-based compensation expense |  | $ | 10,551 |  | $ | 9,647 |  | $ | 11,377 |
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Schedule of plan activity for stock options |
|  | Number of Shares (In Thousands) |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Term (Years) |  | Aggregate Intrinsic Value (In Thousands) |
Outstanding at April 30, 2016 |  |  | 1,411 |  | $ | 19.39 |  |  | 7.4 |  | $ | 9,489 |
Granted |  |  | 497 |  |  | 25.99 |  |  |  |  |  |  |
Canceled |  |  | (97 | ) |  | 25.28 |  |  |  |  |  |  |
Exercised |  |  | (302 | ) |  | 11.82 |  |  |  |  | $ | 4,871 |
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Outstanding at April 29, 2017 |  |  | 1,509 |  | $ | 22.70 |  |  | 7.6 |  | $ | 7,638 |
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Exercisable at April 29, 2017 |  |  | 591 |  | $ | 18.27 |  |  | 6.2 |  | $ | 5,688 |
Fair value assumptions for stock options |
|  | Fiscal 2017 Grant |  | Fiscal 2016 Grant |  | Fiscal 2015 Grant |
Risk-free interest rate |  |  | 1.30 | % |  | 1.54 | % |  | 1.59 | %
Dividend rate |  |  | 1.54 | % |  | 1.20 | % |  | 1.00 | %
Expected life in years |  |  | 5.0 |  |  | 5.0 |  |  | 5.0 |
Stock price volatility |  |  | 38.87 | % |  | 44.37 | % |  | 54.40 | %
Fair value per share |  | $ | 7.99 |  | $ | 9.69 |  | $ | 10.45 |
Fair value assumptions for SARs |
|  | Fiscal 2014 Grant |  | Fiscal 2013 Grant |
Risk-free interest rate |  |  | 1.04 | % |  | 0.81 | %
Dividend rate |  |  | 1.58 | % |  | 1.58 | %
Expected life in years |  |  | 1.13 |  |  | 0.21 |
Stock price volatility |  |  | 31.29 | % |  | 21.91 | %
Fair value per share |  | $ | 9.06 |  | $ | 15.86 |
Summary of information about non-vested share awards |
|  | Shares (In Thousands) |  | Weighted Average Grant Date Fair Value |
Non-vested shares at April 30, 2016 |  |  | 169 |  | $ | 25.22 |
Granted |  |  | 102 |  |  | 26.20 |
Vested |  |  | (51 | ) |  | 25.06 |
Canceled |  |  | (11 | ) |  | 25.56 |
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Non-vested shares at April 29, 2017 |  |  | 209 |  | $ | 25.72 |
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Summary of information about non-vested stock units |
|  | Units (In Thousands) |  | Weighted Average Grant Date Fair Value |
Non-vested units at April 30, 2016 |  |  | 77 |  | $ | 16.61 |
Vested |  |  | (51 | ) |  | 15.47 |
Canceled |  |  | (3 | ) |  | 16.62 |
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Non-vested units at April 29, 2017 |  |  | 23 |  | $ | 19.80 |
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Summary of information about performance-based shares outstanding |
|  | Shares (In Thousands) |  | Weighted Average Grant Date Fair Value |
Outstanding shares at April 30, 2016 |  |  | 612 |  | $ | 23.10 |
Granted |  |  | 361 |  |  | 24.79 |
Vested |  |  | (159 | ) |  | 18.58 |
Unearned and canceled |  |  | (255 | ) |  | 24.34 |
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Outstanding shares at April 29, 2017 |  |  | 559 |  | $ | 24.87 |
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Schedule of equity-based compensation expenses related to performance-based shares |
(Amounts in thousands) |  | 4/29/2017 |  | 4/30/2016 |  | 4/25/2015 |
Fiscal 2013 grant |  | $ | — |  | $ | — |  | $ | 568 |
Fiscal 2014 grant |  |  | — |  |  | 926 |  |  | 769 |
Fiscal 2015 grant |  |  | 675 |  |  | 840 |  |  | 908 |
Fiscal 2016 grant |  |  | 1,284 |  |  | 1,610 |  |  | — |
Fiscal 2017 grant |  |  | 1,109 |  |  | — |  |  | — |
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Total expense |  | $ | 3,068 |  | $ | 3,376 |  | $ | 2,245 |
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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 number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited 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 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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