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EMPLOYEE RETIREMENT PLANS (Details) - USD ($)
$ in Thousands
12 Months Ended
Feb. 29, 2016
Feb. 28, 2015
Feb. 28, 2014
EMPLOYEE RETIREMENT PLANS [Abstract]      
Matching contributions made by company to 401(k) plan $ 1,169,000 $ 1,059,000 $ 733,000
US Plan [Member] | Defined Contribution Plan Threshold One [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Percent of employee contribution matched by the Company 100.00%    
Percent of employee compensation contributed 3.00%    
US Plan [Member] | Defined Contribution Plan Threshold Two [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Percent of employee contribution matched by the Company 50.00%    
Percent of employee compensation contributed 2.00%    
New Zealand Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Percent of employee compensation contributed 3.00%