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DERIVATIVE INSTRUMENTS AND FOREIGN CURRENCY EXPOSURE (Tables)
 12 Months Ended
Jan. 31, 2013
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]
Derivatives not designated as hedging instruments
 
Foreign Exchange Forward Contracts
 
 
Three Months Ended
 
Years Ended
 
 
 
January 31,
 
January 31,
 
 
 
2013
 
2012
 
2013
 
2012
 
Notional Value in USD
 
$
5,526,710
 
$
2,779,785
 
$
42,027,715
 
$
12,730,191
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Loss reported in current
   operating expenses
 
$
(171,956)
 
$
(99,183)
 
$
(432,989)
 
$
(230,110)
 
 
Derivatives designated as hedging instruments
 
 
 
 
As of
January 31, 2013
 
As of
January 31, 2012
 
Notional value in USD
 
$
6,944,040
 
$
6,904,150
 
 
 
 
 
 
 
 
 
Gain and loss reported in equity as accumulated Other Comprehensive Income
 
$
38,513
 
$
123,313
 
 
 
 
 
 
 
 
 
Effect of derivative on Income Statement from Foreign currency cash flow hedge
 
 
 
 
 
 
 
Gain (loss) reclassed from Other Comprehensive Income into current earning during:
 
 
 
 
 
 
 
 
 
 
Three Months Ended
 
Years Ended
 
 
 
January 31,
 
January 31,
 
 
 
2013
 
2012
 
2013
 
2012
 
Reported in operating income (loss)
 
$
(8,618)
 
$
75,882
 
$
24,374
 
$
106,125