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INCOME TAXES INCOME TAXES (Details)
3 Months Ended 6 Months Ended
Jul. 31, 2021
Jul. 31, 2020
Jul. 31, 2021
Jul. 31, 2020
Income Tax Disclosure [Abstract]        
Effective Income Tax Rate Reconciliation, Percent (28.00%) (22.80%) (25.60%) (24.30%)