Shareholders' Equity and Share-Based Compensation (Tables)
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12 Months Ended |
May. 02, 2015 |
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
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Schedule of Nonvested Restricted Stock and Restricted Stock Units Activity |
A summary of nonvested restricted stock and restricted stock units for the years ended May 2, 2015, April 26, 2014 and April 27, 2013 is as follows: | | | | | | | | | | | | | | | | | | | | | | | Year Ended | | May 2, 2015 | | April 26, 2014 | | April 27, 2013 | | Number of Nonvested Shares | | Weighted Average Grant Date Fair Value Per Share | | Number of Nonvested Shares | | Weighted Average Grant Date Fair Value Per Share | | Number of Nonvested Shares | | Weighted Average Grant Date Fair Value Per Share | Outstanding at beginning of year | 318 |
| | $ | 9.59 |
| | 279 |
| | $ | 9.74 |
| | 242 |
| | $ | 9.81 |
| Granted | 150 |
| | 12.25 |
| | 147 |
| | 10.03 |
| | 119 |
| | 8.50 |
| Vested | (111 | ) | | 9.83 |
| | (85 | ) | | 9.47 |
| | (69 | ) | | 12.05 |
| Forfeited | (13 | ) | | 10.70 |
| | (23 | ) | | 9.37 |
| | (13 | ) | | 9.63 |
| Outstanding at end of year | 344 |
| | 10.63 |
| | 318 |
| | 9.59 |
| | 279 |
| | 9.74 |
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Schedule of Stock Option Award Activity |
A summary of stock option activity under all stock option plans during the fiscal year ended May 2, 2015 is as follows: | | | | | | | | | | | | | | | | Stock Options | | Weighted Average Exercise Price Per Share | | Weighted Average Remaining Contractual Life (Years) | | Aggregate Intrinsic Value | Outstanding at April 26, 2014 | 2,935 |
| | $ | 13.77 |
| | 5.00 |
| | $ | 6,333 |
| Granted | 205 |
| | 13.31 |
| | — |
| | — |
| Canceled or forfeited | (167 | ) | | 14.57 |
| | — |
| | — |
| Exercised | (232 | ) | | 10.84 |
| | — |
| | 533 |
| Outstanding at May 2, 2015 | 2,741 |
| | $ | 13.94 |
| | 4.63 |
| | $ | 2,258 |
| | | | | | | | | Shares vested and expected to vest | 2,714 |
| | $ | 13.96 |
| | 4.60 |
| | $ | 2,244 |
| Exercisable at May 2, 2015 | 2,018 |
| | $ | 14.96 |
| | 3.54 |
| | $ | 1,802 |
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Schedule of Weighted-Average Assumptions |
The following table provides the weighted-average fair value of options granted and the related assumptions used in the Black-Scholes model: | | | | | | | | | | | | | | Year Ended | | May 2, 2015 | | April 26, 2014 | | April 27, 2013 | Fair value of options granted | $ | 5.44 |
| | $ | 4.91 |
| | $ | 3.43 |
| Risk-free interest rate | 1.93 - 2.14% |
| | 2.03 - 2.34% |
| | 0.71 - 1.13% |
| Expected dividend rate | 2.60 | % | | 2.32% |
| | 2.43% |
| Expected volatility | 48.01 - 51.89% |
| | 54.09 - 54.37% |
| | 45.60 - 46.15% |
| Expected life of option | 5.84 - 6.95 years |
| | 5.9 - 6.9 years |
| | 5.9 - 6.8 years |
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Schedule of Share-Based Compensation Expense by Award Type |
The following table presents a summary of the share-based compensation expense by equity type as follows: | | | | | | | | | | | | | | Year Ended | | May 2, 2015 | | April 26, 2014 | | April 27, 2013 | Stock options | $ | 1,311 |
| | $ | 1,451 |
| | $ | 1,812 |
| Restricted stock and stock units | 1,234 |
| | 1,000 |
| | 765 |
| Employee stock purchase plans | 493 |
| | 446 |
| | 460 |
| | $ | 3,038 |
| | $ | 2,897 |
| | $ | 3,037 |
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Schedule of Share-Based Compensation Expense |
A summary of the share-based compensation expenses for stock options, restricted stock, restricted stock units and shares issued under the ESPP for the fiscal years ended May 2, 2015, April 26, 2014 and April 27, 2013 is as follows: | | | | | | | | | | | | | | Year Ended | | May 2, 2015 | | April 26, 2014 | | April 27, 2013 | Cost of goods sold | $ | 737 |
| | $ | 657 |
| | $ | 633 |
| Selling | 825 |
| | 810 |
| | 856 |
| General and administrative | 908 |
| | 859 |
| | 980 |
| Product design and development | 568 |
| | 571 |
| | 568 |
| | $ | 3,038 |
| | $ | 2,897 |
| | $ | 3,037 |
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