INCOME TAXES (Details 5)	Jul. 31, 2017 USD ($)
Operating Loss Carryforwards	$ 160,714,784
CANADA
Operating Loss Carryforwards	5,772,475
Tax Year 2027 [Member] | CANADA
Operating Loss Carryforwards	183,105
Tax Year 2028 [Member] | CANADA
Operating Loss Carryforwards	629,788
Tax Year 2029 [Member] | CANADA
Operating Loss Carryforwards	769,072
Tax Year 2030 [Member] | CANADA
Operating Loss Carryforwards	1,035,403
Tax Year 2031 [Member] | CANADA
Operating Loss Carryforwards	2,210,551
Tax Year 2032 [Member] | CANADA
Operating Loss Carryforwards	761,843
Tax Year 2033 [Member] | CANADA
Operating Loss Carryforwards	69,854
Tax Year 2034 [Member] | CANADA
Operating Loss Carryforwards	61,769
Tax Year 2035 [Member] | CANADA
Operating Loss Carryforwards	41,173
Tax Year 2036 [Member] | CANADA
Operating Loss Carryforwards	$ 9,917