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INCOME TAXES (Details 1)
12 Months Ended
Jan. 31, 2021
Jan. 31, 2020
INCOME TAXES    
Statutory rate 21.00% 21.00%
State income taxes, net of federal tax benefit 0.90% 4.47%
Adjustment to deferred 0.29% 0.70%
GILTI 4.43% 17.96%
Permanent differences (0.09%) 2.47%
Valuation allowance-deferred tax asset 2.20%  
Foreign tax credit (7.61%)  
Foreign Dividend & Subpart F 2.14%  
Foreign rate differential (4.01%) (3.51%)
Rate change   0.20%
Other 0.74% (0.32%)
Effective rate 19.99% 42.97%