BUSINESS AND SIGNIFICANT ACCOUNTING POLICIES (Details Textual) (USD $)	12 Months Ended
	Jan. 31, 2013	Jan. 31, 2012
Entity Wide Revenue Major Customer Description	No customer accounted for more than 10% of net sales	No customer accounted for more than 10% of net sales
Shipping, Handling and Transportation Costs	$ 2,500,000	$ 2,800,000
Research and Development Expense	242,000	428,000
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	0	131,562
Foreign Currency Transaction Gain (Loss), Realized	390,000	521,000
Advertising Expense	263,000	310,000
Foreign Denominated Cash and Cash Equivalents	4,500,000	5,200,000
Weighted Average Number of Shares, Treasury Stock	356,441	355,405
Increase Decrease In Slow Moving Inventory	$ 288,000
Maximum [Member]
Percentage Of Rebates To Be Earned By Distributors	6.00%
Minimum [Member]
Percentage Of Rebates To Be Earned By Distributors	1.00%