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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data | Total | Common Stock | Retained Earnings | Accumulated Other Comprehensive (Loss) Income, Net
--- | --- | --- | --- | ---
Beginning Balance, Shares at Apr. 30, 2011 |  | 47,003,000 |  |
Beginning Balance at Apr. 30, 2011 | $ 578,857 | $ 404,703 | $ 148,494 | $ 25,660
Comprehensive income | 35,834 |  | 54,303 | (18,469)
Purchase of stock, shares |  | (190,000) |  |
Purchase of stock | (4,215) | (4,215) |  |
Issuance of stock (in shares) |  | 1,100,000 |  |
Issuance of stock | 4,371 | 4,371 |  |
Stock-based compensation | 13,475 | 13,475 |  |
Tax benefit from exercise of stock options | 1,664 | 1,664 |  |
Ending Balance, Shares at Apr. 30, 2012 |  | 47,913,000 |  |
Ending 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 |  | (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 | 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 |  | (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)

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