XML 54 R37.htm IDEA: XBRL DOCUMENT v2.4.0.8
Summary of Restricted Stock Grants Outstanding and Activity (Detail) (USD $)
3 Months Ended
May 31, 2012
May 31, 2013
Restricted Stock
Awards    
Grants outstanding, beginning of year   537,405
Granted   787,346
Vested (restriction lapsed)    277,346
Forfeited   181
Grants outstanding, end of year   1,047,224
Price    
Grants outstanding, beginning of year   $ 1.72
Granted   $ 1.58
Vested (restriction lapsed)   $ 1.46
Forfeited   $ 1.73
Grants outstanding, end of year   $ 1.68