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ACQUISITIONS (Summary of Pro Forma Information) (Details) (Wireless Matrix USA, Inc. [Member], USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Aug. 31, 2012
Aug. 31, 2012
Wireless Matrix USA, Inc. [Member]
   
Business Acquisition [Line Items]    
Revenue $ 50,201 $ 102,215
Net income $ 2,293 $ 5,544
Earnings per share:    
Basic $ 0.07 $ 0.17
Diluted $ 0.07 $ 0.16
Shares used in computing earnings per share:    
Basic 33,651 33,376
Diluted 34,867 34,653