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Consolidated Statements of Shareholders' Equity - USD ($) $ in Millions | Total | Common Stock | Additional Paid-in Capital | Accumulated Other Comprehensive Income | Treasury Stock | Retained Earnings | Non-Controlling Interest
--- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance (in shares) at Apr. 28, 2012 |  | 38,375,678 |  |  |  |  |
Beginning Balance at Apr. 28, 2012 | $ 255.2 | $ 19.2 | $ 77.6 | $ 15.6 | $ (11.4) | $ 154.0 | $ 0.2
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Earned portion of restricted stock awards (in shares) |  | 27,000 |  |  |  |  |
Earned portion of restricted stock awards | 0.0 | $ 0.0 | 0.0 |  |  |  |
Stock award and stock option amortization expense | 3.3 |  | 3.3 |  |  |  |
Exercise of options (in shares) |  | 53,175 |  |  |  |  |
Exercise of options | 0.6 | $ 0.0 | 0.6 |  |  |  |
Foreign currency translation adjustments | 0.1 |  |  | 0.1 |  |  | 0.0
Net income for year | 40.7 |  |  |  |  | 40.7 | 0.0
Cash dividends on common stock | (10.3) |  |  |  |  | (10.3) |
Ending Balance (in shares) at Apr. 27, 2013 |  | 38,455,853 |  |  |  |  |
Ending Balance at Apr. 27, 2013 | 289.6 | $ 19.2 | 81.5 | 15.7 | (11.4) | 184.4 | 0.2
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Earned portion of restricted stock awards (in shares) |  | 27,000 |  |  |  |  |
Earned portion of restricted stock awards | 0.0 | $ 0.0 | 0.0 |  |  |  |
Stock award and stock option amortization expense | 3.3 |  | 3.3 |  |  |  |
Exercise of options (in shares) |  | 779,315 |  |  |  |  |
Exercise of options | 5.0 | $ 0.4 | 4.6 |  |  |  |
Tax benefit from stock option exercises | 0.4 |  | 0.4 |  |  |  |
Foreign currency translation adjustments | 9.0 |  |  | 9.0 |  |  | 0.0
Net income for year | 96.2 |  |  |  |  | 96.1 | 0.1
Cash dividends on common stock | (11.3) |  |  |  |  | (11.3) |
Ending Balance (in shares) at May. 03, 2014 |  | 39,262,168 |  |  |  |  |
Ending Balance at May. 03, 2014 | 392.2 | $ 19.6 | 89.8 | 24.7 | (11.4) | 269.2 | 0.3
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Earned portion of restricted stock awards (in shares) |  | 39,675 |  |  |  |  |
Earned portion of restricted stock awards | 0.0 | $ 0.0 | 0.0 |  |  |  |
Stock award and stock option amortization expense | 4.3 |  | 4.4 |  | (0.1) |  |
Exercise of options (in shares) |  | 400,193 |  |  |  |  |
Exercise of options | 4.0 | $ 0.3 | 3.7 |  |  |  |
Tax benefit from stock option exercises | 4.3 |  | 4.3 |  |  |  |
Foreign currency translation adjustments | (33.0) |  |  | (33.0) |  |  | 0.0
Net income for year | 101.0 |  |  |  |  | 101.1 | (0.1)
Cash dividends on common stock | (13.8) |  |  |  |  | (13.8) |
Ending Balance (in shares) at May. 02, 2015 |  | 39,702,036 |  |  |  |  |
Ending Balance at May. 02, 2015 | $ 459.0 | $ 19.9 | $ 102.2 | $ (8.3) | $ (11.5) | $ 356.5 | $ 0.2

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