Goodwill and intangible assets (Details) - Schedule of change in the carrying amount of intangible assets - USD ($) $ in Thousands |
9 Months Ended | |
|---|---|---|
Apr. 30, 2020 |
Apr. 30, 2019 |
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| Schedule of change in the carrying amount of intangible assets [Abstract] | ||
| Gross, Beginning Balance | $ 27,238 | |
| Accumulated Amortization, Beginning Balance | (26,206) | |
| Net, Beginning Balance | 1,032 | |
| Amortization expense, Accumulated Amortization | (451) | $ (741) |
| Amortization expense, Net | (451) | $ (741) |
| Foreign currency translation, Gross | 47 | |
| Foreign currency translation, Accumulated Amortization | (40) | |
| Foreign currency translation, Net | 7 | |
| Gross, Ending Balance | 27,285 | |
| Accumulated Amortization, Ending Balance | (26,697) | |
| Net, Ending Balance | $ 588 | |
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- Definition The amount of finite lived intangible assets amortization of translation adjustments. No definition available.
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- Definition The amount of finite lived intangible assets translation adjustments. No definition available.
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- References No definition available.
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) assets, excluding financial assets and goodwill, lacking physical substance with a finite life. No definition available.
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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