INCOME TAXES (Details Textual) - USD ($)	12 Months Ended
	Jan. 31, 2019	Jan. 31, 2018	Jan. 31, 2017	Jan. 31, 2016
Income Taxes [Line Items]
Dividends		$ 5,000,000
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount		3,000	$ 0	$ (181,000)
Deferred Tax Assets, Valuation Allowance, Noncurrent		$ 2,200,000	$ 2,200,000	$ 2,200,000
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		33.81%	34.00%	34.00%
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount		$ 5,100,000
Effective Income Tax Rate Reconciliation, Tax Credit, Foreign, Amount		5,120,928
Deferred Tax Assets, Net of Valuation Allowance		$ 7,557,000	$ 13,515,000	$ 14,338,000
Scenario, Plan [Member]
Income Taxes [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%
Earnings in form of cash and cash equivalents [Member]
Income Taxes [Line Items]
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Percent		15.50%
All Other Earnings and Profits [Member]
Income Taxes [Line Items]
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Percent		8.00%
Minimum [Member]
Income Taxes [Line Items]
Operating Loss Carry forwards Expiration Period		15 years
Maximum [Member]
Income Taxes [Line Items]
Operating Loss Carry forwards Expiration Period		20 years
Brazil [Member]
Income Taxes [Line Items]
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount		$ 9,500,000
Effective Income Tax Rate Reconciliation, Deduction, Other, Amount		$ 2,200,000