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, 2011	$ 17,602	$ 281	$ 153,135	$ (134,948)	$ (866)
Balances (in shares) at Feb. 28, 2011		28,147,000
Net income	5,218			5,218
Write-off of currency translation account	801				801
Stock-based compensation expense	2,375		2,375
Issuance of shares for restricted stock awards		4	(4)
Issuance of shares for restricted stock awards (in shares)		354,000
Shares issued on net share settlement of equity awards	(1,035)	2	(1,037)
Shares issued on net share settlement of equity awards (in shares)		205,000
Exercise of stock options	27		27
Exercise of stock options (in shares)		16,000
Other	(11)		(11)
Balances at Feb. 28, 2012	24,977	287	154,485	(129,730)	(65)
Balances (in shares) at Feb. 28, 2012		28,722,000
Balances at Feb. 29, 2012
Net income	44,626			44,626
Write-off of currency translation account
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	117,549	350	202,368	(85,104)	(65)
Balances (in shares) at Feb. 28, 2013		35,041,000
Net income	11,803			11,803
Write-off of currency translation account
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	$ 133,147	$ 359	$ 206,154	$ (73,301)	$ (65)
Balances (in shares) at Feb. 28, 2014		35,859,000