Share Based Payments Summary of Stock Options Outstanding and Activity (Details) $ / shares in Units, $ in Thousands	3 Months Ended
	May 31, 2018 USD ($) $ / shares shares
Options
Outstanding, beginning of period | shares	2,691,329
Granted | shares	84,000
Exercised | shares	2,140,277
Expired | shares	27,850
Outstanding, end of period | shares	2,701,645
Price
Outstanding, beginning of period	$ 4.66
Granted	4.16
Expired or exchanged	9.76
Outstanding, end of period	4.63
Exercisable, end of period	$ 5.05
Outstanding	6 years 5 months
Exercised	$ 2.60	[1]
Forfeited	$ 0.00
Exercisable, end of period	5 years 9 months
Outstanding, end of period | $	$ 4,786
Exercisable, end of period | $	$ 3,440

[1] Cash received from option exercises for the three months ended May 31, 2017 and 2018 was $0.1 million and $0.1 million, respectively. The Company did not record an income tax benefit relating to the options exercised during the three months ended May 31, 2017 or 2018.