BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Textual) - USD ($)	12 Months Ended
	Jan. 31, 2018	Jan. 31, 2017	Jan. 31, 2016
Business And Significant Accounting Policies [Line Items]
Shipping, Handling and Transportation Costs	$ 2,200,000	$ 2,000,000	$ 2,500,000
Research and Development Expense	280,000	463,000	165,000
Advertising Expense	443,000	342,000	326,000
Foreign Currency Transaction Gain (Loss), before Tax	$ 1,100,000	$ 400,000	$ 100,000
Minimum [Member]
Business And Significant Accounting Policies [Line Items]
Percentage Of Rebates To Be Earned By Distributors	1.00%
Maximum [Member]
Business And Significant Accounting Policies [Line Items]
Percentage Of Rebates To Be Earned By Distributors	6.00%