Acquisition (Details Textual)	12 Months Ended
	Jan. 31, 2013 USD ($)	Jan. 31, 2011 USD ($) Installment	Jan. 31, 2011 CAD	May 31, 2012 USD ($)	Jan. 31, 2012 USD ($)	Apr. 30, 2011 USD ($)
Acquisition (Textual) [Abstract]
Total purchase price		$ 3,984,000	4,194,000
Consideration of cash paid at closing amount		2,100,000	2,200,000
Promissory notes		1,425,000	1,500,000
Working capital adjustment payment		184,000	194,000
Deferred cash payments			300,000
Promissory notes interest		6.00%	6.00%
Number of installments		2	2
Cash payments			750,000
Revenues Agreements		24 months	24 months
Contingent consideration			200,000
First stage of the contingent consideration						148,000
Company expects to pay				450,000
Charges to other expenses					400,000
Gain on acquisition		1,304,000
Goodwill	0
Revenue		2,855,000
Net income		$ 489,000