TAX REFORM AND DEFERRED TAX LIABILITIES (Details Textual) - USD ($)	6 Months Ended		12 Months Ended
	Jan. 31, 2018	Jan. 31, 2017	Jul. 31, 2018	Jul. 31, 2017
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent				35.00%
Deferred Income Tax Expense (Benefit)	$ (256,285)	$ (17,376)
Scenario, Plan [Member]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			21.00%
Effective Income Tax Rate Reconciliation,Other Reconciling Items, Percent			26.87%