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STOCK-BASED COMPENSATION (Summary of Stock Option Activity) (Details)
shares in Thousands
3 Months Ended
May 31, 2016
$ / shares
shares
Number of Options  
Outstanding, beginning balance | shares 860
Granted | shares
Exercised | shares (64)
Forfeited or expired | shares (2)
Outstanding, ending balance | shares 794
Exercisable | shares 622
Weighted Average Exercise Price  
Outstanding, beginning balance | $ / shares $ 6.96
Granted | $ / shares
Exercised | $ / shares $ 11.23
Forfeited or expired | $ / shares 13.66
Outstanding, ending balance | $ / shares 6.60
Exercisable | $ / shares $ 3.95