Schedule of Variable Interest Entities (Details) - USD ($) |
3 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
Oct. 31, 2016 |
Oct. 31, 2015 |
Jul. 31, 2016 |
Jul. 31, 2015 |
Jul. 31, 2014 |
|
| Total assets | $ 15,097,447 | $ 16,566,891 | $ 20,948,502 | $ 26,927,076 | |
| Total liabilities | 7,070,701 | 7,944,737 | 11,457,633 | 17,610,720 | |
| Net loss | $ 427,653 | $ 125,656 | $ (263,796) | $ 165,029 | $ (455,727) |