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v3.21.2

Leases (Details) - Schedule of lease-related assets and liabilities - USD ($) $ in Thousands | Jul. 31, 2021 | Jul. 31, 2020
--- | --- | ---
Operating leases: |  |
Other assets | $ 243 | $ 317
Other current liabilities | 86 | 232
Other liabilities | 145 | 64
Total operating lease liabilities | $ 231 | $ 296

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- Definition Accrued expenses and other liabilities. + References No definition available. + Details
Name: | zdge_OperatingLeaseAccruedExpensesAndOtherLiabilities
Namespace Prefix: | zdge_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Other assets. + References No definition available. + Details
Name: | zdge_OperatingLeaseOtherAssets
Namespace Prefix: | zdge_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Operating Lease Other Liability. + References No definition available. + Details
Name: | zdge_OperatingLeaseOtherLiability
Namespace Prefix: | zdge_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
Name: | zdge_OperatingLeasesAbstract
Namespace Prefix: | zdge_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Present value of lessee's discounted obligation for lease payments from operating lease. + References No definition available. + Details
Name: | zdge_TotalOperatingLeaseLiabilities
Namespace Prefix: | zdge_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant