Income Taxes (Details Narrative) - USD ($) |
12 Months Ended | |
|---|---|---|
Jul. 31, 2017 |
Jul. 31, 2016 |
|
| Income Tax Disclosure [Abstract] | ||
| Provision for income tax | $ 1,600 | $ 1,600 |
| Federal operating loss carry forwards | 100,300,000 | 95,400,000 |
| State operating loss carry forward | 74,700,000 | 79,000,000 |
| Operating loss carry forward | $ 18,600,000 | |
| Ownership change percentage | 50.00% | |
| Federal operating loss carry forwards expiration date | Jul. 31, 2037 | |
| State operating loss carry forwards expiration date | Jul. 31, 2037 | |
| Valuation allowance deferred tax asset change in amount | $ 810,000 | 2,423,000 |
| Accrued interest or penalties | ||