Share Based Payments Summary of Restricted Stock Grants Outstanding and Activity (Details) - Restricted Stock	9 Months Ended
	Nov. 30, 2017 $ / shares shares
Awards
Grants outstanding, beginning of period | shares	196,706
Granted | shares	395,366
Vested (restriction lapsed) | shares	201,178
Grants outstanding, end of period | shares	390,894
Price
Grants outstanding, beginning of period | $ / shares	$ 4.64
Granted | $ / shares	2.94
Vested (restriction lapsed) | $ / shares	3.61
Grants outstanding, end of period | $ / shares	$ 3.45