Share Based Payments Summary of Stock Options Outstanding and Activity (Details) $ / shares in Units, $ in Thousands	6 Months Ended
	Aug. 31, 2015 USD ($) $ / shares shares
Options
Outstanding, beginning of period | shares	5,724,446
Granted | shares	1,603,719
Exercised | shares	190,000	[1]
Forfeited | shares	35,000
Expired | shares	69,463
Outstanding, end of period | shares	7,033,702
Exercisable, end of period | shares	4,095,049
Price
Outstanding, beginning of period	$ 1.76
Granted	2.00
Exercised	0.70	[1]
Forfeited	2.67
Expired or exchanged	12.81
Outstanding, end of period	1.73
Exercisable, end of period	$ 1.39
Outstanding	6 years 10 months 28 days
Exercisable, end of period	5 years 6 months 2 days
Outstanding, end of period | $	$ 1,486
Exercisable, end of period | $	$ 1,413

[1] Cash received from option exercises for the six months ended August 31, 2014 and 2015 was $0.3 million and $0.1 million, respectively. The Company recorded an income tax benefit relating to the options exercised during the six months ended August 31, 2014 of $0.1 million. The Company did not record an income tax benefit relating to the options exercised during the six months ended August 31, 2015.