EARNINGS PER SHARE (Details) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 31, 2013	Aug. 31, 2012	Aug. 31, 2013	Aug. 31, 2012
EARNINGS PER SHARE [Abstract]
Basic weighted average number of common shares outstanding	34,808	28,476	34,687	28,201
Effect of stock options, restricted stock, restricted stock units and warrants computed on treasury stock method	1,025	1,216	1,061	1,277
Diluted weighted average number of common shares outstanding	35,833	29,692	35,748	29,478
Antidilutive securities excluded from computation of earnings per share	65	457	65	457