Share Based Payments Summary of Restricted Stock Grants Outstanding and Activity (Details) - Restricted Stock	6 Months Ended
	Aug. 31, 2018 $ / shares shares
Awards
Grants outstanding, beginning of period | shares	353,394
Granted | shares	160,114
Vested (restriction lapsed) | shares	173,401
Grants outstanding, end of period | shares	340,107
Price
Grants outstanding, beginning of period | $ / shares	$ 3.05
Granted | $ / shares	4.56
Vested (restriction lapsed) | $ / shares	3.52
Grants outstanding, end of period | $ / shares	$ 3.52