CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]
Balances at Feb. 28, 2012	$ 24,977us-gaap_StockholdersEquity	$ 287	$ 154,485	$ (129,730)	$ (65)
Balances (in shares) at Feb. 28, 2012		28,722,000
Net income	44,626us-gaap_NetIncomeLoss			44,626
Stock-based compensation expense	2,910		2,910
Sale of common stock	44,784	52	44,732
Sale of common stock (in shares)		5,175,000
Issuance of shares for restricted stock awards		2	(2)
Issuance of shares for restricted stock awards (in shares)		160,000
Shares issued on net share settlement of equity awards	(2,560)	2	(2,562)
Shares issued on net share settlement of equity awards (in shares)		198,000
Exercise of stock options and warrants	2,812	7	2,805
Exercise of stock options and warrants (in shares)		786,000
Balances at Feb. 28, 2013	117,549us-gaap_StockholdersEquity	350	202,368	(85,104)	(65)
Balances (in shares) at Feb. 28, 2013		35,041,000
Net income	11,803us-gaap_NetIncomeLoss			11,803
Stock-based compensation expense	2,924		2,924
Issuance of shares for restricted stock awards		1	(1)
Issuance of shares for restricted stock awards (in shares)		90,000
Shares issued on net share settlement of equity awards	(3,057)	2	(3,059)
Shares issued on net share settlement of equity awards (in shares)		180,000
Exercise of stock options	3,928	6	3,922
Exercise of stock options (in shares)		548,000
Balances at Feb. 28, 2014	133,147us-gaap_StockholdersEquity	359	206,154	(73,301)	(65)
Balances (in shares) at Feb. 28, 2014		35,859,000
Net income	16,508us-gaap_NetIncomeLoss			16,508
Stock-based compensation expense	4,100		4,100
Issuance of shares for restricted stock awards		1	(1)
Issuance of shares for restricted stock awards (in shares)		106,000
Shares issued on net share settlement of equity awards	(3,088)	1	(3,089)
Shares issued on net share settlement of equity awards (in shares)		117,000
Exercise of stock options	718	1	717
Exercise of stock options (in shares)		143,000
Balances at Feb. 28, 2015	$ 151,385us-gaap_StockholdersEquity	$ 362	$ 207,881	$ (56,793)	$ (65)
Balances (in shares) at Feb. 28, 2015		36,225,000

This element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation".

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