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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands | Total | Common Stock | Retained Earnings | Accumulated Other Comprehensive (Loss) Income, Net
--- | --- | --- | --- | ---
Beginning Balance, Shares at Apr. 30, 2012 |  | 47,913,000 |  |
Beginning Balance at Apr. 30, 2012 | $ 629,986 | $ 419,998 | $ 202,797 | $ 7,191
Comprehensive income | $ 23,471 |  | 33,293 | (9,822)
Purchase of stock, shares | 0 | (197,000) |  |
Purchase of stock | $ (2,838) | $ (2,838) |  |
Issuance of stock (in shares) |  | 1,018,000 |  |
Issuance of stock | 2,134 | $ 2,134 |  |
Stock-based compensation | 11,920 | 11,920 |  |
Tax benefit from exercise of stock options | 294 | $ 294 |  |
Ending Balance, Shares at Apr. 30, 2013 |  | 48,734,000 |  |
Ending Balance at Apr. 30, 2013 | 664,967 | $ 431,508 | 236,090 | (2,631)
Comprehensive income | $ 72,934 |  | 72,691 | 243
Purchase of stock, shares | 0 | (113,000) |  |
Purchase of stock | $ (2,249) | $ (2,249) |  |
Issuance of stock (in shares) |  | 1,190,000 |  |
Issuance of stock | 8,805 | $ 8,805 |  |
Stock-based compensation | 12,160 | 12,160 |  |
Tax benefit from exercise of stock options | $ (593) | $ (593) |  |
Ending Balance, Shares at Apr. 30, 2014 | 49,811,000 | 49,811,000 |  |
Ending Balance at Apr. 30, 2014 | $ 756,024 | $ 449,631 | 308,781 | (2,388)
Comprehensive income | 50,122 |  | 88,357 | (38,235)
Dividends declared | $ (5,105) |  | (5,105) |
Purchase of stock, shares | 0 | (122,000) |  |
Purchase of stock | $ (4,038) | $ (4,038) |  |
Issuance of stock (in shares) |  | 884,000 |  |
Issuance of stock | 2,993 | $ 2,993 |  |
Stock-based compensation | 13,737 | 13,737 |  |
Tax benefit from exercise of stock options | $ 1,516 | $ 1,516 |  |
Ending Balance, Shares at Apr. 30, 2015 | 50,573,000 | 50,573,000 |  |
Ending Balance at Apr. 30, 2015 | $ 815,249 | $ 463,839 | $ 392,033 | $ (40,623)

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