Share Based Payments Summary of Restricted Stock Grants Outstanding and Activity (Details) - Restricted Stock	6 Months Ended
	Aug. 31, 2016 $ / shares shares
Awards
Grants outstanding, beginning of period | shares	212,995
Granted | shares	226,452
Vested (restriction lapsed) | shares	228,871
Grants outstanding, end of period | shares	210,576
Price
Grants outstanding, beginning of period | $ / shares	$ 7.12
Granted | $ / shares	2.76
Vested (restriction lapsed) | $ / shares	4.22
Grants outstanding, end of period | $ / shares	$ 5.59