Derivative Instruments and Foreign Currency Exposure (Tables)

6 Months Ended

Jul. 31, 2013

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]

Our hedge positions are summarized below:

Fair Value of Derivative Instruments

Derivatives not designated as hedging instruments

Foreign Exchange Forward Contracts

	Three Months Ended				Six Months Ended
	July 31, 2013		July 31, 2012		July 31, 2013		July 31, 2012
Notional Value in USD	$	1,000,000	$	22,822,770	$	5,587,136	$	25,325,540
Gain and loss reported in current operating income (expense)	$	92,818	$	1,647	$	122,697	$	(55,614)

There is no outstanding balance from foreign exchange forward contracts as of July 31, 2013 or July 31, 2012.

Derivatives designated as hedging instruments

Asset Derivative from Foreign Currency Cash Flow Hedge

	As of July 31, 2013		As of January 31, 2013
Notional value in USD	$	300,000	$	6,944,040
Gain reported in equity as other comprehensive income		4,722		38,513

Effect of Derivative on Income Statement from Foreign Currency Cash Flow Hedge

	Six Months Ended July 31, 2013		Six Months Ended July 31, 2012
Gain reclassed from other comprehensive income into current earnings during three months ended July 31, 2013, reported in operating income	$	160,032	$	32,485