Supplemental disclosure for statement of cash flows (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Oct. 31, 2018 |
Oct. 31, 2017 |
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| Supplemental Cash Flow Elements [Abstract] | ||
| Income Taxes Paid | $ 0 | $ 15 |
| Interest Paid | 12 | 25 |
| Installment Loans Financed Amount | $ 0 | $ 0 |
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- Definition Installment loans financed amount. No definition available.
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- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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