INCOME TAXES (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Aug. 31, 2013	Feb. 28, 2013
INCOME TAXES [Abstract]
Net deferred tax assets	$ 38,200
Deferred tax assets, current	6,640	6,400
Deferred tax assets, non-current	31,580	34,616
Gross deferred tax asset	41,800
Deferred tax asset, valuation allowance	$ 3,600
Effective income tax rate	38.70%