Loan Payable (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Jul. 31, 2017 |
Jul. 31, 2016 |
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| Debt Disclosure [Abstract] | ||
| Line of Credit Facility, Maximum Borrowing Capacity | $ 8,000 | |
| Line of Credit Facility Additional Borrowings Capacity | 4,000 | |
| Unamortized Debt Issuance Expense | 281 | |
| Unamortized Debt Issuance Cost Included in Prepaid Expenses | $ 0 | $ 28 |
| Nominal Interest Rate | 5.25% | 5.25% |
| Debt Instrument, Interest Rate During Period | 14.30% | 11.40% |
| Line of Credit Facility Expiration Month and Year | December 7, 2016 | |
| X | ||||||||||
- Definition Line of credit facility additional borrowings capacity. No definition available.
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- Definition Line of credit facility expiration month and year. No definition available.
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- Definition Nominal interest rate. No definition available.
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- Definition Unamortized debt issuance cost included in prepaid expenses. No definition available.
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- References No definition available.
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- Definition The average effective interest rate during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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