Supplemental disclosure for statement of cash flows (Details) - USD ($) $ in Thousands |
6 Months Ended | |
|---|---|---|
Jan. 31, 2020 |
Jan. 31, 2019 |
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| Supplemental Cash Flow Elements [Abstract] | ||
| Interest Paid | $ 136 | $ 80 |
| Reductions in Measurement Right of Use Assets and Liabilities | $ 2,864 | |
| X | ||||||||||
- Definition The amount of Right of use assets and lease liabilities that were incurred during a noncash or partial noncash transaction. No definition available.
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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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| X | ||||||||||
- References No definition available.
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