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Consolidated Statements of Stockholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified | Total | Foreign currency contracts | Interest rate swaps | Common stock | Paid in capital | Accumulated other comprehensive loss | Accumulated other comprehensive loss Foreign currency contracts | Accumulated other comprehensive loss Interest rate swaps | Retained earnings
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Feb. 28, 2009 |  |  |  | $ 2,988 | $ 105,627 | $ (10,294) |  |  | $ 410,372
Balance (in shares) at Feb. 28, 2009 |  |  |  | 29,879,000 |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |
Adjustments to paid in capital for changes in uncertain tax positions |  |  |  |  | (258) |  |  |  |
Share based compensation, net of tax benefits of $99, $99 and $87 |  |  |  |  | 1,657 |  |  |  |
Exercise of stock options, including tax benefits of $4,483, $551 and $5,024 |  |  |  | 214 | 30,153 |  |  |  |
Exercise of stock options, including tax benefits (in shares) |  |  |  | 2,142,000 |  |  |  |  |
Issuance of restricted stock |  |  |  | 1 | (1) |  |  |  |
Issuance of restricted stock (in shares) |  |  |  | 8,000 |  |  |  |  |
Issuance of common stock in connection with employee stock purchase plan |  |  |  | 3 | 344 |  |  |  |
Issuance of common stock in connection with employee stock purchase plan (in shares) |  |  |  | 29,000 |  |  |  |  |
Cash flow hedge activity, net of tax |  | (35) | 1,220 |  |  |  | (35) | 1,220 |
Auction rate security activity, net of tax | 535 |  |  |  |  | 535 |  |  |
Net Income | 71,817 |  |  |  |  |  |  |  | 71,817
Common stock repurchased and retired |  |  |  | (149) | (16,761) |  |  |  | (13,661)
Common stock repurchased and retired (in shares) |  |  |  | (1,486,000) |  |  |  |  |
Balance at Feb. 28, 2010 | 583,772 |  |  | 3,057 | 120,761 | (8,574) |  |  | 468,528
Balance (in shares) at Feb. 28, 2010 |  |  |  | 30,572,000 |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |
Adjustments to paid in capital for changes in uncertain tax positions |  |  |  |  | 162 |  |  |  |
Share based compensation, net of tax benefits of $99, $99 and $87 |  |  |  |  | 1,918 |  |  |  |
Exercise of stock options, including tax benefits of $4,483, $551 and $5,024 |  |  |  | 32 | 7,183 |  |  |  |
Exercise of stock options, including tax benefits (in shares) |  |  |  | 318,000 |  |  |  |  |
Issuance of restricted stock |  |  |  | 1 | (1) |  |  |  |
Issuance of restricted stock (in shares) |  |  |  | 12,000 |  |  |  |  |
Issuance of common stock in connection with employee stock purchase plan |  |  |  | 3 | 475 |  |  |  |
Issuance of common stock in connection with employee stock purchase plan (in shares) |  |  |  | 25,000 |  |  |  |  |
Cash flow hedge activity, net of tax |  | (1,206) | 1,582 |  |  |  | (1,206) | 1,582 |
Auction rate security activity, net of tax | 348 |  |  |  |  | 348 |  |  |
Net Income | 93,305 |  |  |  |  |  |  |  | 93,305
Common stock repurchased and retired |  |  |  | (9) | (483) |  |  |  | (1,533)
Common stock repurchased and retired (in shares) |  |  |  | (88,000) |  |  |  |  |
Balance at Feb. 28, 2011 | 685,549 |  |  | 3,084 | 130,015 | (7,850) |  |  | 560,300
Balance (in shares) at Feb. 28, 2011 | 30,838,860 |  |  | 30,839,000 |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |
Adjustments to paid in capital for changes in uncertain tax positions |  |  |  |  | (482) |  |  |  |
Share based compensation, net of tax benefits of $99, $99 and $87 |  |  |  |  | 2,829 |  |  |  |
Exercise of stock options, including tax benefits of $4,483, $551 and $5,024 |  |  |  | 191 | 35,066 |  |  |  |
Exercise of stock options, including tax benefits (in shares) |  |  |  | 1,907,000 |  |  |  |  |
Issuance of restricted stock |  |  |  | 2 | (2) |  |  |  |
Issuance of restricted stock (in shares) |  |  |  | 18,000 |  |  |  |  |
Issuance of common stock in connection with employee stock purchase plan |  |  |  | 4 | 1,008 |  |  |  |
Issuance of common stock in connection with employee stock purchase plan (in shares) |  |  |  | 42,000 |  |  |  |  |
Cash flow hedge activity, net of tax |  | 585 | 792 |  |  |  | 585 | 792 |
Auction rate security activity, net of tax | 884 |  |  |  |  | 884 |  |  |
Net Income | 110,374 |  |  |  |  |  |  |  | 110,374
Common stock repurchased and retired |  |  |  | (113) | (17,428) |  |  |  | (22,530)
Common stock repurchased and retired (in shares) |  |  |  | (1,125,000) |  |  |  |  |
Balance at Feb. 29, 2012 | $ 796,729 |  |  | $ 3,168 | $ 151,006 | $ (5,589) |  |  | $ 648,114
Balance (in shares) at Feb. 29, 2012 | 31,681,067 |  |  | 31,681,000 |  |  |  |  |

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