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SEGMENT REPORTING (Details)
3 Months Ended 6 Months Ended 9 Months Ended
Oct. 31, 2017
Jul. 31, 2017
Oct. 31, 2017
Segment Reporting [Abstract]      
Number of Operating Segments 2 1 2
Effective Income Tax Rate Reconciliation, Percent 62.00%   4.00%