Document And Entity Information
Note To Financial Statement Details Textual
us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
Income tax benefit computed at U.S. federal rate, amount
Significant Accounting Policies
Note 2 - Variable Interest Entities
Note 4 - Summary of Significant Accounting Policies
Note 5 - Accounts Receivable, Net
Note 6 - Prepayment and Deposit to Suppliers
Long-term liabilities:
Note 7 - Other Current Assets, Net
Note 8 - Long-term Investment
Note 9 - Property and Equipment, Net
Income Tax Disclosure [Text Block]
Note 10 - Intangible Assets, Net
Statutory Reserves [Member]
Information pertaining to statutory reserves.
Note 11 - Accrued Payroll and Other Accruals
Note 12 - Taxation
Note 16 - The Financing and Warrant Liabilities
us-gaap_LiabilitiesCurrent
Total current liabilities
Total current liabilities
Note 19 - Concentration of Risk
Note 21 - Segment Reporting
China Net HK [Member]
Information pertaining China Net HK.
cnet_FinancingReceivableTerm
Notes And Loans Receivable, Term (Year)
Information pertaining to the term of the loan.
Note 22 - Loss Per Share
ChinaNet BVI [Member]
Information pertaining to ChinaNet BVI.
Note 23 - Share-based Compensation Expenses
Other current liabilities
Other current liabilities
Repayment of short-term loans and interest income from unrelated parties
Note 2 - Variable Interest Entities - Consolidated VIEs' Assets and Liabilities (Details)
us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable
Business Combination, Consideration Transferred, Equity Interest
us-gaap_ProceedsFromCollectionOfNotesReceivable
Proceeds from Collection of Notes Receivable
Note 2 - Variable Interest Entities - Consolidated VIEs' Financial Performance (Details)
Note 4 - Summary of Significant Accounting Policies - Exchange Rates Used to Translate Amounts in RMB Into US (Details)
ChinaNet Investment BVI [Member]
Information pertaining to ChinaNet Investment BVI.
Note 4 - Summary of Significant Accounting Policies - Schedule of Useful Lives (Details)
Schedule of Other Current Assets [Table Text Block]
us-gaap_FinitelivedIntangibleAssetsAcquired1
Intangible asset acquired (a)
Short-term loans interest receivables
Note 4 - Summary of Significant Accounting Policies - Disaggregation of Revenue (Details)
us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life (Year)
Blockchain-based SaaS services [Member]
Information pertaining to blockchain-based SaaS services.
Note 4 - Summary of Significant Accounting Policies - Contract liabilities (Details)
Note 4 - Summary of Significant Accounting Policies - Schedule of Future Operating Lease Payments (Details)
Customer C [Member]
Represents information related to customer C.
Note 4 - Summary of Significant Accounting Policies - Operating Lease Expenses and Supplemental Information (Details)
Customer B [Member]
Represents information related to customer B.
PRC [Member]
Represents the People's Republic of China (PRC).
Customer A [Member]
Represents information related to customer A.
Note 4 - Summary of Significant Accounting Policies - Schedule of Asset Acquisition (Details)
Note 4 - Summary of Significant Accounting Policies - Allowance for Credit Loss (Details)
us-gaap_BusinessAcquisitionSharePrice
Business Combination, Price Per Share
us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
Business Combination, Voting Equity Interest Acquired, Percentage
Supplier B [Member]
Represents information related to supplier B.
Note 5 - Accounts Receivable, Net - Accounts Receivable, Net (Details)
Rise King WFOE [Member]
Represents Rise King WFOE.
Supplier A [Member]
Represents information related to supplier A.
Note 6 - Prepayment and Deposit to Suppliers - Prepayments and Deposit to Suppliers (Details)
Customer D [Member]
Represents information related to customer D.
Note 7 - Other Current Assets, Net - Summary of Other Current Assets, Net (Details)
Note 8 - Long-term Investment - Summary of Long-term Investments (Details)
Note 9 - Property and Equipment, Net - Property and Equipment, Net (Details)
Foreign currency translation income/(loss)
Note 10 - Intangible Assets, Net - Intangible Assets, Net (Details)
Guangdong Yong Fu Xiang Health Management Co., Ltd (Yong Fu Xiang) [Member]
Represents Guangdong Yong Fu Xiang Health Management Co., Ltd (“Yong Fu Xiang").
cnet_ApplicableIncomeTaxRate
Applicable Income Tax Rate
Applicable income tax rate for an entity during the reporting period.
Note 10 - Intangible Assets, Net - Intangible Assets, Net (Details) (Parentheticals)
Note 11 - Accrued Payroll and Other Accruals - Accrued Payroll and Other Accruals (Details)
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)
Note 12 - Taxation - Taxes Payable (Details)
Note 12 - Taxation - Schedule of Effective Income Tax Rate Reconciliation (Details)
Note 12 - Taxation - Income Tax Expense (Details)
Business Opportunity Online [Member]
Represents Business Opportunity Online.
Note 12 - Taxation - Deferred Tax Assets (Details)
Note 16 - The Financing and Warrant Liabilities - Warrant Activity (Details)
Note 19 - Concentration of Risk - Company's Concentration of Customers and Suppliers (Details)
Note 21 - Segment Reporting - Summary of Segment Reporting Information (Details)
cnet_ProceedsFromLoansPrincipalAmount
Proceeds from Loans Principal Amount
The amount paid toward the loan principal.
Note 22 - Loss Per Share - Basic and Diluted Earnings Per Share (Details)
Note 23 - Share-based Compensation Expenses - Share-based Compensation Expenses (Details)
Notes To Financial Statements
cnet_LoansReceivableInterestRateStatedPercentage
Loans Receivable, Interest Rate, Stated Percentage
Contractual interest rate for loans receivable.
Notes To Financial Statements [Abstract]
us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
Total equity
Balance
Balance
cnet_IncomeTaxWithholdingRatePursuantToEITLaw
Income Tax Withholding Rate Pursuant to EIT Law
TBD
us-gaap_PaymentsToAcquireLongtermInvestments
Investment and advances to ownership investee entities
Property, Plant and Equipment, Useful Life [Table Text Block]
Tabular disclosure of property, plant and equipment useful life.
cnet_PRCValueAddedTaxRateForModernServiceProvided
PRC Value Added Tax Rate for Modern Service Provided
PRC value added tax rate for modern service provided.
cnet_PRCValueAddedTaxRateForModernServiceProvidedSmallScaleTaxPayer
PRC Value Added Tax Rate for Modern Service Provided Small Scale Tax Payer
PRC value added tax rate for modern service provided by small scale tax payer.
cnet_EquitySecuritiesWithoutReadilyDeterminableFairValuePercent
Equity Securities Without Readily Determinable Fair Value, Percent
Percentage of investment in equity security without readily determinable fair value.
Advance from customers
Advances from customers
Customer F [Member]
Represents the customer F, a major customer of the company.
Taxes payable
Taxes payable
Taxes payable
Operating lease cost
cnet_DeferredTaxAssetsLeasingArrangements
Amount of deferred tax asset attributable to taxable temporary differences from leasing arrangements.
Disposed during the year
The amount of equity securities without readily determinable fair value disposed of during the period.
Exchange translation adjustments
us-gaap_FinancingReceivableAllowanceForCreditLossForeignCurrencyTranslation
Balance sheet items, except for equity accounts
Accounts payable
Accounts payable
us-gaap_PolicyTextBlockAbstract
Accounting Policies
Reverse Stock Split [Member]
The conversion of a reverse stock split where there is a reduction in the shares outstanding.
Licensing Agreements [Member]
us-gaap_PaymentsToAcquireIntangibleAssets
Purchase of intellectual property
us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Purchase of vehicles, furniture and office equipment
Weighted average number of common shares outstanding :
Restricted Assets Disclosure [Text Block]
Current liabilities:
us-gaap_IncreaseDecreaseInOperatingLeaseLiability
Operating lease liabilities
Total assets
Total Assets
Total Assets
Supplemental disclosure of cash flow information
us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1
Financing Receivable, Modified, Subsequent Default
cnet_AccumulatedImpairmentOfIntangibleAssetsFiniteLived
Impairment
The amount of accumulated impairment loss recognized resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.
Subsidiary, Loan to Variable Entity Interests (VIEs) [Member]
Information pertaining to consolidated entity transactions.
Plan Name [Axis]
Plan Name [Domain]
Other Current Assets [Text Block]
cnet_StockIssuedDuringPeriodFractionalSharesReverseStockSplits
Stock Issued During Period, Fractional Shares, Reverse Stock Splits (in shares)
Number of fractional shares issued during the period.
us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted
Net loss attributable to ZW Data Action Technologies Inc.
Cash Transfer [Member]
Information pertaining to related party transactions.
Turnover tax and surcharge payable
Carrying value as of the balance sheet date of obligations incurred and payable for turnover tax and surcharges. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
Enterprise income tax payable
Carrying value as of the balance sheet date of obligations incurred and payable for enterprise income tax. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table]
us-gaap_DeferredIncomeTaxAssetsNet
Deferred tax assets
cnet_AllowanceForCreditLossOnShortTermLoans
Allowance for Credit Loss on Short Term Loans
Represents allowance for credit loss on short term loans.
Finite-Lived Intangible Assets by Major Class [Axis]
Share-Based Payment Arrangement [Text Block]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]
us-gaap_ContractWithCustomerAssetNet
Contract with Customer, Asset, after Allowance for Credit Loss
Award Type [Domain]
Wuhan Ju Liang [Member]
Information relating to Wuhan Ju Liang.
Supplier D [Member]
Represents information related to supplier D.
Effective Income Tax Rate Reconciliation [Table]
us-gaap_NetIncomeLoss
Net loss attributable to ZW Data Action Technologies Inc.
Award Type [Axis]
us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Accumulated amortization
Intangible assets, net
cnet_PrcvalueAddedTaxSurchargeRate
PRC Value Added Tax Surcharge Rate
Reflect PRC value added tax surcharge rate.
Gross carrying value
us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
Net income attributable to noncontrolling interests
Restricted Stock [Member]
PRC Subsidiary And VIE's [Member]
Information pertaining to PRC subsidiary and VIEs.
Schedule Of Taxes Payable [Table Text Block]
Represents the schedule of taxes payable
Loss Contingencies [Table]
us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
Comprehensive loss/(income) attributable to noncontrolling interests
Commitments and Contingencies Disclosure [Text Block]
us-gaap_NoncontrollingInterestDecreaseFromDeconsolidation
Disposal of noncontrolling interests in VIEs
us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Less: accumulated depreciation
us-gaap_PropertyPlantAndEquipmentNet
Property and equipment, net
Property and equipment, net
Noncontrolling interest in a acquired VIE
us-gaap_PropertyPlantAndEquipmentGross
Property and equipment, gross
Net loss
Net loss
Net loss before allocation to noncontrolling interests
us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
Comprehensive loss
Impairment on long-term investments
Impairment on long-term investment
Other than Temporary Impairment Losses, Investments
Impairment on long-term investments
Cash flows from investing activities
us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount
Balance
Balance
Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table]
us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossCumulativeAmount
Impairment losses provided during the year
Loss per share
Earnings Per Share [Text Block]
us-gaap_RelatedPartyTransactionAmountsOfTransaction
Related Party Transaction, Amounts of Transaction
Intersegment Eliminations [Member]
us-gaap_IncomeTaxExpenseBenefit
Income tax expenses
Effective income tax benefit/(expense), amount
CHINA
us-gaap_IncreaseDecreaseInAccountsPayable
Accounts payable
Variable Interest Entity, Primary Beneficiary [Member]
Schedule of Variable Interest Entities [Table Text Block]
Variable Interest Entity [Table]
New Business Holdings Limited [Member]
Information related to New Business Holdings Limited.
Income Tax Paid, by Individual Jurisdiction [Table]
Advances received from customers related to unsatisfied performance obligations
Amount of advances received from customer related to unsatisfied performance obligations.
us-gaap_OperatingExpenses
Total operating expenses
Total operating expenses
cnet_TaxDeferredExpenseReservesAndAccrualsImpairmentLossesOnIntangibles
Impairment on intangible assets
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from estimated impairment losses on intangibles.
us-gaap_DefinedContributionPlanCostRecognized
Defined Contribution Plan, Cost
cnet_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLossesOnInvestments
Impairment on long-term investments
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from estimated impairment losses on investments.
General and administrative expenses
Cash and cash equivalents
Cash and cash equivalents
us-gaap_IncreaseDecreaseInOtherCurrentLiabilities
Other current liabilities
us-gaap_IncreaseDecreaseInAccruedTaxesPayable
Taxes payable
Share-based Compensation expenses
us-gaap_AllocatedShareBasedCompensationExpense
Share-Based Payment Arrangement, Expense
ChinaNet Online Holdings Co. [Member]
Represents ChinaNet Online (Guangdong) Holdings Co., Ltd.
us-gaap_DefinedBenefitPlanBenefitObligation
Defined Benefit Plan, Benefit Obligation
Amendment Flag
HONG KONG
Written off during the period
us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs
us-gaap_ComprehensiveIncomeNetOfTax
Comprehensive loss attributable to ZW Data Action Technologies Inc.
dei_CityAreaCode
City Area Code
Gain on disposal of subsidiaries
Gain on disposal of subsidiaries
Use of Estimates, Policy [Policy Text Block]
Advance from customers
us-gaap_IncreaseDecreaseInContractWithCustomerLiability
us-gaap_SharesOutstanding
Balance (in shares)
Balance (in shares)
Common Stock, Shares, Outstanding (in shares)
Financing Receivable, Allowance for Credit Loss [Table]
B Ocean Capital Management Limited [Member]
Represents B Ocean Capital Management Limited.
Current Fiscal Year End Date
us-gaap_LeaseCost
Total
Weighted-average discount rate
Blockchain Integrated Framework Platform [Member]
Represents Blockchain Integrated Framework Platform.
Document Fiscal Period Focus
Document Fiscal Year Focus
Short-term operating lease contracts
Consolidation, Policy [Policy Text Block]
Lease, Cost [Table Text Block]
cnet_BusinessCombinationConsiderationTransferredEquityInterestShareToBeIssued
Business Combination, Consideration Transferred, Equity Interest, Share to be Issued
Number of shares of equity interest to be issued by acquire as part of consideration transferred in business combination.
dei_DocumentPeriodEndDate
Document Period End Date
Right-of-use assets obtained in exchange for new lease liabilities (US$’000)
Bo!News Application [Member]
Represents Bo!News Application.
dei_EntityFileNumber
Entity File Number
dei_EntityEmergingGrowthCompany
Entity Emerging Growth Company
dei_DocumentType
Document Type
dei_EntitySmallBusiness
Entity Small Business
dei_EntityShellCompany
Entity Shell Company
us-gaap_DividendsCommonStockCash
Dividends, Common Stock, Cash
cnet_StaffAdvancesForBusinessOperationsCurrent
Staff advances for business operations
Amount fo staff advances for business operations, classified as current.
Document Information [Line Items]
Document Information [Table]
dei_EntityPublicFloat
Entity Public Float
dei_EntityFilerCategory
Entity Filer Category
Debt Instrument [Axis]
dei_EntityCurrentReportingStatus
Entity Current Reporting Status
Debt Instrument, Name [Domain]
dei_EntityVoluntaryFilers
Entity Voluntary Filers
dei_EntityWellKnownSeasonedIssuer
Entity Well-known Seasoned Issuer
Award Timing Disclosures [Line Items]
Cash investments during the year
Represents the increase in the amount of investment in equity security without readily determinable fair value attributable to cash investments during the period.
Schedule of Long-Term Debt Instruments [Table]
Award Timing, How MNPI Considered [Text Block]
Internet Ad Tracking System [Member]
Represents information regarding an internet ad tracking system.
us-gaap_IncreaseDecreaseInAccountsReceivable
Accounts receivable
us-gaap_ConcentrationRiskPercentage1
Concentration Risk, Percentage
Provision for allowances for credit losses
Amount of expense (reversal of expense) for expected credit loss on accounts receivable and other current assets.
ecd_AwardTmgMnpiCnsdrdFlag
Award Timing MNPI Considered [Flag]
dei_EntityTaxIdentificationNumber
Entity Tax Identification Number
Entity Central Index Key
Insider Trading Policies and Procedures [Line Items]
dei_EntityRegistrantName
Entity Registrant Name
Share-based compensation in exchange for services from employees, directors and consultants
Insider Trading Policies and Procedures Adopted [Flag]
Insider Trading Policies and Procedures Adopted [Flag]
Supplier C [Member]
Represents information regarding Supplier C.
Entity [Domain]
Legal Entity [Axis]
Customer Concentration Risk [Member]
dei_EntityAddressAddressLine1
Entity Address, Address Line One
us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs
Supplier Concentration Risk [Member]
ecd_NonRule10b51ArrTrmntdFlag
Non-Rule 10b5-1 Arrangement Terminated [Flag]
us-gaap_FinancingReceivableAllowanceForCreditLosses
Financing Receivable, Allowance for Credit Loss
Balance as of beginning of the period
Balance as of end of the period
us-gaap_AmortizationOfIntangibleAssets
Amortization of Intangible Assets
dei_EntityAddressCityOrTown
Entity Address, City or Town
ecd_Rule10b51ArrTrmntdFlag
Rule 10b5-1 Arrangement Terminated [Flag]
Geographic Concentration Risk [Member]
dei_EntityAddressCountry
Entity Address, Country
ecd_Rule10b51ArrAdoptedFlag
Rule 10b5-1 Arrangement Adopted [Flag]
ecd_NonRule10b51ArrAdoptedFlag
Non-Rule 10b5-1 Arrangement Adopted [Flag]
Concentration Risk Type [Axis]
Material Terms of Trading Arrangement [Text Block]
us-gaap_AllowanceForDoubtfulAccountsReceivable
Balance as of beginning of the period
Balance as of end of the period
Concentration Risk Type [Domain]
dei_EntityCommonStockSharesOutstanding
Entity Common Stock, Shares Outstanding (in shares)
Trading Arrangements, by Individual [Table]
Cost of Goods and Service Benchmark [Member]
Revenue Benchmark [Member]
us-gaap_IncreaseDecreaseInOtherCurrentAssets
Other current assets
Accounts Receivable [Member]
us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries
Amount of Restricted Net Assets for Consolidated and Unconsolidated Subsidiaries
CNET Media HK Limited [Member]
Represents CNET Media HK Limited.
Cnet SEA [Member]
Represents Cnet SEA.
dei_TradingSymbol
Trading Symbol
Titans [Member]
Represents Titans Investment Asset Holdings Limited.
Prepayment and deposit to suppliers
Prepayment and deposit to suppliers
Carrying amount as of the balance sheet date of capitalized payments for supplies which will be consumed in operations within one year or the normal operating cycle, if longer, and deposits to suppliers to provide certain assurance of performance by the entity pursuant to the terms of a written or oral agreement, which will be either consumed in operations or refunded within one year or the normal operating cycle, if longer.
Nature of Operation, Product Information, Concentration of Risk [Table]
Cnet Technology HK Limited [Member]
Represents Cnet Technology HK Limited.
Concentration Risk Benchmark [Axis]
CNET Technology [Member]
Represents CNET Technology.
Concentration Risk Benchmark [Domain]
Shenzhen Shangye Consulting Services Co, Ltd. [Member]
Represents Shenzhen Shangye Consulting Services Co, Ltd.
Common Stock To Be Issued [Member]
Represents common stock to be issued.
Nature of Operations [Text Block]
Common stock to be issued
Aggregate par or stated value of to be issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer).
dei_LocalPhoneNumber
Local Phone Number
Accrued payroll and other accruals
Accrued payroll and other accruals
Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees and other service providers. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
us-gaap_TableTextBlock
Notes Tables
Common stock to be issued for an investment transaction consummated during the period
The value amount of stock to be issued.
Unpaid direct offering cost incurred during the period
The amount of unpaid direct offering cost that has incurred.
Share-based compensation in exchange for services from employees, directors and consultants (in shares)
Related and Nonrelated Parties [Axis]
Assets Acquisition [Policy Text Block]
The disclosure for accounting policies relating to asset acquisition.
Foreign Currency Exchange Rates [Table Text Block]
Tabular disclosure of exchange rates used for translating foreign currency financial statements that are incorporated into the financial statements of the reporting enterprise by consolidation, combination, or the equity method of accounting.
Related and Nonrelated Parties [Domain]
Common stock to be issued related to an investment transaction
Equity impact of the value of new stock to be issued during the period.
us-gaap_GainLossOnSaleOfInvestments
Loss on disposal of fixed assets
Items in the statements of operations and comprehensive loss
Represents the foreign currency exchange rate derived from an average.
Provision for/(reverse of) credit loss during the period
Accounts Receivable, Allowance for Credit Loss
Sales and marketing expenses
Schedule of Accounts Receivable [Table Text Block]
Tabular disclosure of account receivables.Including: gross carrying value, allowance, and net carrying value as of the balance sheet date.
Issuance of common stock for private placement, net of US$108 direct offering costs (in shares)
cnet_WorkingCapital
Working Capital
Represents the amount of working capital.
Fun Star [Member]
Represents Fun Star
Line of Credit Facility [Table]
us-gaap_LiabilitiesAndStockholdersEquity
Total Liabilities and Equity
Issuance of common stock for private placement, net of US$108 direct offering costs
UNITED STATES
cnet_PurchaseAgreementMaximumSharesIssuableShares
Purchase Agreement, Maximum Shares Issuable, Shares (in shares)
The number of shares to be issued for the purchase agreement.
Related Party Transaction [Axis]
cnet_AdvancesFromInvestors
Advances From Investors
The amount received from the advances from investors.
Related Party Transaction [Domain]
cnet_PurchaseAgreementMaximumSharesIssuableValue
Purchase Agreement, Maximum Shares Issuable, Value
The value of the shares issuable for the purchase agreement.
Accumulated deficit
us-gaap_ResearchAndDevelopmentExpense
Research and Development Expense
Accumulated other comprehensive income
Schedule of Prepayments and Deposit to Suppliers [Table Text Block]
Tabular disclosure of prepayments and deposits to suppliers by major categories as of the balance sheet date.
Debt Disclosure [Text Block]
Changes in operating assets and liabilities
Capital contribution from noncontrolling interests
Amount of increase in noncontrolling interest from capital contributions to noncontrolling interest holders.
Advance from investors
Amount of obligations to investors for advances.
us-gaap_DisclosureTextBlockAbstract
Notes to Financial Statements
Substantial Doubt about Going Concern [Text Block]
us-gaap_OtherNoncashIncomeExpense
Other non-operating (income)/losses
us-gaap_OperatingLeaseLiabilityNoncurrent
Operating lease liabilities-Non current
us-gaap_OperatingLeaseLiability
Operating Lease, Liability
us-gaap_DeferredIncomeTaxesAndTaxCredits
Deferred
Subsequent Event [Table]
Cash and Cash Equivalents [Member]
Operating lease liabilities
Operating lease liabilities
Defined Benefit Plan [Table]
Retirement Benefits [Text Block]
Subsequent Events [Text Block]
Deposit for investment
Operating lease right-of-use assets
Operating Lease, Right-of-Use Asset
us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue
Total undiscounted lease payments
us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
Less: imputed interest
us-gaap_DeferredIncomeTaxExpenseBenefit
Deferred taxes
Schedule Of Deferred Tax Assets [Table Text Block]
Tabular disclosure of the deferred tax assets.
cnet_MinimumPercentageofAnnualAftertaxProfitForGeneralReserve
Minimum Percentage of Annual After-tax Profit For General Reserve
Minimum percentage of annual after-tax profit required to be appropriated as general reserve.
Fair Value Measurement, Policy [Policy Text Block]
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
Finite-Lived Intangible Asset, Expected Amortization, Year Two
cnet_MinimumrequiredReserveAsPercentOfRegisteredCapital
Minimum Required Reserve As Percent Of Registered Capital
Minimum aggregate compulsory appropriation of general reserve, measured by percentage of registered capital.
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
Finite-Lived Intangible Asset, Expected Amortization, Year Three
cnet_WithholdingTaxRatePursuantToEITLaw
Withholding Tax Rate Pursuant To EIT Law
Withholding tax rate pursuant to PRC Enterprise Income Tax law.
us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
Lessee, Operating Lease, Liability, to be Paid, Year One
WFOE [Member]
Represents the information pertaining to WFOE.
Domestic Enterprise [Member]
Domestic enterprise [member
cnet_IncreaseDecreaseInPrepaymentAndDepositToSuppliers
Prepayment and deposit to suppliers
The increase (decrease) during the reporting period on capitalized payments for suppliers and deposit to suppliers that is expected to be consumed or refunded within one year or the normal operating cycle, if longer.
us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
Finite-Lived Intangible Asset, Expected Amortization, Year One
cnet_IncreaseDecreaseInAccruedPayrollAndOtherAccruals
Accrued payroll and other accruals
The increase (decrease) during the reporting period in the aggregate amount of liabilities accrued and payable to employees and other service providers for services received that are used in an entity's business.
Expired (in dollars per share)
Weighted average exercise price of outstanding warrants or rights expired during period.
us-gaap_FairValueAdjustmentOfWarrants
Fair Value Adjustment of Warrants
Fair Value Adjustment of Warrants
Long-term operating lease contracts
Amount of long-term lease cost, excluding expense for lease with term of more than one month.
Foreign Currency Transactions and Translations Policy [Policy Text Block]
us-gaap_ShareBasedCompensation
Share-based compensation expenses
Digital Sun [Member]
Related to the company Digital Sun
Livestreaming Technology [Member]
Related to livestreaming technology.
Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]
Lessee, Leases [Policy Text Block]
Second Loan to Unrelated Party [Member]
Represents the second loan to an unrelated party.
us-gaap_FiniteLivedIntangibleAssetUsefulLife
Finite-Lived Intangible Asset, Useful Life (Year)
Earnings Per Share, Policy [Policy Text Block]
Operating expenses
Income Tax Uncertainties, Policy [Policy Text Block]
Comprehensive Income, Policy [Policy Text Block]
Grandon BVI [Member]
Represents information pertaining to Grandon Investments Limited, an investment holding company and provider of technical services.
Income Tax, Policy [Policy Text Block]
Other PRC Operating Entities [Member]
Represents the Other PRC Operating Entities.
Variable Interest Entities Disclosure [Text Block]
The entire disclosure for variable interest entities consolidated. Including accounting policy for consolidation to describe the significant judgments and assumptions made in determining whether a variable interest held by the entity requires the variable interest entity to be consolidated and (or) disclose information about its involvement with the variable interest entity; the methodology used by the entity for determining whether or not it is the primary beneficiary of the variable interest entity; and the significant factors considered and judgments made in determining that the power to direct the activities that significantly impact the economic performance of the variable interest entity are shared (as defined), the nature of restrictions on a consolidated variable interest entities' assets and on the settlement of its liabilities reported by a reporting entity in its statement of financial position, including the carrying amounts of such assets and liabilities; and summary of the financial performances of the VIEs consolidated.
us-gaap_LesseeOperatingLeaseTermOfContract
Lessee, Operating Lease, Term of Contract (Year)
Revised Loan to Original Unrelated Party [Member]
Revised loan to "Loan to Unrelated Party"
Long-term investments
Research and Development Expense, Policy [Policy Text Block]
cnet_ClassOfWarrantOrRightExpiredDuringPeriod
Number of underlying shares, Expired (in shares)
The number of warrants or rights epired during period.
us-gaap_Depreciation
Depreciation
us-gaap_StockholdersEquityNoteStockSplitConversionRatio1
Stockholders' Equity Note, Stock Split, Conversion Ratio
Intangible Asset, Indefinite-Lived [Table]
us-gaap_DepreciationDepletionAndAmortization
Depreciation and amortization
Intangible Assets Disclosure [Text Block]
us-gaap_AssetsCurrent
Total current assets
Total current assets
Share-Based Payment Arrangement [Policy Text Block]
The 2023 Omnibus Securities and Incentives Plan [Member]
Represents the 2023 Omnibus Securities and Incentives Plan.
Impairment on intangible assets included in operating expenses
Impairment of Intangible Assets (Excluding Goodwill)
Interest income
Common stock (US$0.001 par value; authorized 12,500,000 shares; issued and outstanding 3,268,429 shares and 2,301,205 shares at December 31, 2025 and 2024, respectively)
Adjustments to reconcile net loss to net cash used in operating activities
cnet_PolicyTable
Common Stock, Shares Authorized (in shares)
Common Stock, Shares Authorized (in shares)
Common Stock, Shares, Issued (in shares)
Common Stock, Shares, Issued (in shares)
Accounts Receivable Disclosure [Text Block]
The entire disclosure of accounts receivables.
Common Stock, Par or Stated Value Per Share (in dollars per share)
Common Stock, Par or Stated Value Per Share (in dollars per share)
Stockholders' Equity, Policy [Policy Text Block]
Internet Advertising and TV Advertising [Member]
Represents information pertaining to the internet advertising and TV advertising segment.
us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount
cnet_NumberOfMonthsPastDue
Number of Months Past Due (Year)
Reflected the number of months past due of the proportion of accounts receivable which allowance for doubtful debts has been provided.
Revenue from Contract with Customer [Policy Text Block]
us-gaap_DeferredTaxAssetsValuationAllowance
Valuation allowance
Deferred Tax Assets, Valuation Allowance
Statistical Measurement [Domain]
Operating cash flows used for operating leases (US$’000)
Lessee, Lease, Description [Table]
Maximum [Member]
Minimum [Member]
Commitments and Contingencies, Policy [Policy Text Block]
Ownership [Domain]
Other current assets, net
Other current assets, net
Other current assets
Product and Service [Axis]
Product and Service [Domain]
us-gaap_DeferredTaxAssetsNet
Deferred tax assets, net
Statistical Measurement [Axis]
Investment, Name [Domain]
Supplier E [Member]
Represents supplier E.
Ownership [Axis]
Intangible Assets, Finite-Lived, Policy [Policy Text Block]
Loan to Unrelated Party [Member]
Represents the loan to unrelated party.
Investment, Name [Axis]
Geographical [Axis]
Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block]
Property, Plant and Equipment Disclosure [Text Block]
Geographical [Domain]
Prepayments and Deposits to Suppliers Disclosure [Text Block]
Tabular disclosure of the various types of prepayments and deposits to suppliers as of the balance sheet date. Presentation is categorized by nature of these prepayments and deposits.
Deposits to TV Ad and Internet Ad Resources Providers [Member]
Deposits made to tv ad and internet ad resources providers.
Internet Ad [Member]
Represents information pertaining to the Internet Advertising and Data Service business segment.
cnet_OtherAssetsCurrentGross
Total other current assets
Amount of current assets before allowance impairment classified as other.
cnet_ApplicableIncomeTaxRateForSubsequentProfit
Applicable Income Tax Rate for Subsequent Profit
Represents the applicable income tax rate for subsequent profit.
cnet_TaxableProfitsForApplicableIncomeTaxRate
Taxable Profits for Applicable Income Tax Rate
Represents the taxable profit for applicable income tax rate.
Prepayment to TV Ad and Internet Ad Resources Providers [Member]
The prepayment to TV and internet ad resource providers.
cnet_ApplicableIncomeTaxRateForFirst2Million
Applicable Income Tax Rate for First Profit Limit
Represents the applicable income tax rate for first HK $2 million.
Customer [Axis]
Customer [Domain]
Other Deposits and Prepayments [Member]
Represents other deposits and prepayments.
cnet_ProceedsFromInvestors
Advance from investors
Amount of cash inflow from investor advances.
Provision for/(reverse of) credit loss during the period
us-gaap_ProvisionForLoanLossesExpensed
us-gaap_ProceedsFromInterestReceived
Proceeds from Interest Received
Noncontrolling interests
Cash flows from operating activities
us-gaap_NotesAndLoansReceivableGrossCurrent
Short-term loans to unrelated parties
us-gaap_AllowanceForNotesAndLoansReceivableCurrent
Allowance for doubtful accounts
Bad debts provision
Schedule of Segment Reporting Information, by Segment [Table Text Block]
us-gaap_NotesAndLoansReceivableNetCurrent
Financing Receivable, after Allowance for Credit Loss, Current
cnet_ClassOfWarrantOrRightBeneficialOwnershipPercentage
Class of Warrant or Right, Beneficial Ownership Percentage
With regard to warrants or rights, this element represents the percentage of the outstanding common shares serving as a threshold for the exercisability of warrants or rights.
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Property and Equipment [Table Text Block]
Tabular disclosure of property and equipment gross amount by major category, accumulated depreciation and net amount in the aggregate.
Electronic Devices [Member]
Represents electronic devices.
Expired tax attribute carryforwards, amount
Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to expired tax attribute carryforwards.
Statement [Line Items]
Statutory reserves
us-gaap_AccountsReceivableGrossCurrent
Accounts receivable
us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Accounts Receivable, Allowance for Credit Loss, Current
Allowance for doubtful accounts
Accounts receivable, net of allowance for doubtful accounts of $5,137 and $4,817 respectively
Accounts receivable, net
Accounts receivable, net
us-gaap_NumberOfReportableSegments
Number of Reportable Segments
Additional paid-in capital
cnet_OperatingLossCarryforwardsTaxableIncomeDeductionLimitations
Operating Loss Carryforwards, Taxable Income Deduction Limitations
Operating loss carryforward that is subject to percentage of taxable income deduction limitation.
AOCI Attributable to Parent [Member]
Leasehold Improvements [Member]
Property, Plant and Equipment, Policy [Policy Text Block]
Property, Plant and Equipment [Table]
Other income/(expenses), net
us-gaap_NonoperatingIncomeExpense
Total other income
Long-Lived Tangible Asset [Axis]
Equity:
Long-Lived Tangible Asset [Domain]
The Warrants [Member]
Information pertaining to investor warrants and placement agent warrants, collectively known as the "Warrants".
Segment Reporting Disclosure [Text Block]
Tax effect of net operating losses carried forward
Chief Executive Officer [Member]
Current assets:
us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
Cash and cash equivalents, at beginning of the year
Cash and cash equivalents, at end of the year
us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
Effect of exchange rate fluctuation on cash and cash equivalents
us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
Net (decrease)/increase in cash and cash equivalents
us-gaap_Liabilities
Total Liabilities
Total Liabilities
us-gaap_NetCashProvidedByUsedInFinancingActivities
Net cash provided by financing activities
cnet_ClassOfWarrantOrRightExercisedDuringPeriod
Number of underlying shares, Exercised (in shares)
The number of warrants or rights exercised during period.
Commitments and Contingencies
us-gaap_ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInEstimateOfTransactionPrice
Exchange translation adjustment
Number of underlying shares, Issued/Vested (in shares)
The number of warrants or rights issued during period.
Effect of exchange rate fluctuation on cash and cash equivalents
Schedule of Warrant Activity [Table Text Block]
Tabular disclosure for warrant activity.
Loss from operations
Loss from operations
Operating Income (Loss)
Other income/(expenses)
us-gaap_NetCashProvidedByUsedInOperatingActivities
Net cash used in operating activities
Net Cash Provided by (Used in) Operating Activities
us-gaap_ContractWithCustomerLiabilityRevenueRecognized
Revenue recognized from beginning contract liability balance
us-gaap_NetCashProvidedByUsedInInvestingActivities
Net cash provided by investing activities
Subsidiary or Equity Method Investee, Sale of Stock [Table]
cnet_ClassOfWarrantOrRightOutstandingWeightedAverageExercisePrice
Weighted average exercise price (in dollars per share)
Weighted average exercise price per share of warrants or rights outstanding.
us-gaap_ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod
Contract with Customer, Performance Obligation Satisfied in Previous Period
us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets
Deferred tax liability generated from the Rahula asset
us-gaap_GrossProfit
Gross profit
Cost of revenues
Cost of revenues
cnet_ClassOfWarrantOrRightExercisable
Number ofunderlyingshares (in shares)
Exercisable (in shares)
Number of warrants or rights exercisable.
ChinaNet Online Guangdong [Member]
Information related to ChinaNet Online (Guangdong) Technology Co., Ltd. (“ChinaNet Online Guangdong”).
cnet_ClassOfWarrantOrRightOutstandingWeightedAverageRemainingContractualTerm
Balance, weighted average remaining contractual life (Year)
Weighted average remaining contractual term for warrants outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.
Deferred tax liability
cnet_ClassOfWarrantOrRightExercisableWeightedAverageRemainingContractualTerm
Exercisable, weighted average remaining contractual life (Year)
Weighted average remaining contractual term for exercisable warrants outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.
Consolidation Items [Domain]
cnet_ClassOfWarrantOrRightExercisableIssuedDuringPeriod
Exercisable, Issued/Vested (in shares)
The number of exercisable warrants or rights issued during period.
us-gaap_ContractWithCustomerLiability
Balance
Balance
Consolidation Items [Axis]
Subsidiaries [Member]
us-gaap_CostOfGoodsAndServicesSoldDepreciationAndAmortization
Depreciation and amortization expenses included in cost of revenues and operating expenses
Blockchain Technology [Member]
Information pertaining to blockchain technology.
Investment, Policy [Policy Text Block]
Consolidated Entities [Axis]
Consolidated Entities [Domain]
us-gaap_PaymentsOfStockIssuanceCosts
Payments of Stock Issuance Costs
Equity Method Investment [Table]
Other Liabilities Disclosure [Text Block]
Nonrelated Party [Member]
Equity Method Investments and Joint Ventures Disclosure [Text Block]
cnet_DefinedContributionPlanEmployeeMandatoryContributionPercent
Defined Contribution Plan, Employee Mandatory Contribution, Percent
The percentage of employees' pay which is required to be contributed to a defined contribution plan.
cnet_CashInsuredAmountPerBank
Cash, Insured Amount, Per Bank
The amount of cash deposited in financial institutions as of the balance sheet date that is insured per bank.
cnet_DefinedContributionPlanEmployerMandatoryContributionPercent
Defined Contribution Plan, Employer Mandatory Contribution, Percent
The percentage of the employee's income for which the employer is required to contribute a matching contribution to a defined contribution plan.
Expired tax attribute carryforwards, percent
Percentage of difference between reported income tax expense (benefit) and expected income tax expense (benefit) for expired tax attribute carryforwards.
Noncontrolling Interest [Member]
Proceeds from PIPE transactions, net of $45 of direct offering costs paid by cash
Scenario [Domain]
Cost of Goods and Service [Policy Text Block]
us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense
Private placement completed during the period
Retained Earnings [Member]
us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Revenues
Title and Position [Domain]
Title and Position [Axis]
Scenario [Axis]
Additional Paid-in Capital [Member]
Common Stock [Member]
Purchased Software and Software Platform [Member]
Information pertaining to purchased software and software platform.
Equity Components [Axis]
Equity Component [Domain]
Financial Performance of VIEs [Table Text Block]
Tabular disclosure of the financial performance of variable interest entities reported in the Company's consolidated statements of operations and comprehensive loss.
Long-term borrowing from a related party
us-gaap_CurrentIncomeTaxExpenseBenefit
Current
Class of Warrant or Right [Axis]
Class of Warrant or Right [Domain]
Other Current Assets [Member]
us-gaap_ClassOfWarrantOrRightOutstanding
Number of underlying shares (in shares)
Number of underlying shares (in shares)
Pre-tax loss
us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
Loss before income tax benefit/(expense) and noncontrolling interests
Capital contribution from noncontrolling interest
IP Services [Member]
Represents IP services.
Rahula Group Acquisition [Member]
Relating to the Rahula Group Acquisition.
Rahula Intellectual Property [Member]
Relating to Rahula Intellectual Property.
dei_IcfrAuditorAttestationFlag
ICFR Auditor Attestation Flag
Timing of Transfer of Good or Service [Domain]
Transferred at Point in Time [Member]
Vehicles [Member]
Transferred over Time [Member]
Income Tax Jurisdiction [Axis]
Income Tax Jurisdiction [Domain]
Disaggregation of Revenue [Table Text Block]
Disaggregation of Revenue [Table]
Timing of Transfer of Good or Service [Axis]
Office Equipment [Member]
dei_DocumentAnnualReport
Document Annual Report
Accounts Receivable [Policy Text Block]
Cash and Cash Equivalents, Policy [Policy Text Block]
Statement of Financial Position Location, Balance [Axis]
Statement of Financial Position Location, Balance [Domain]
dei_EntityIncorporationStateCountryCode
Entity Incorporation, State or Country Code
us-gaap_UnrecognizedTaxBenefits
Unrecognized Tax Benefits
General and Administrative Expense [Member]
Accounting Policies [Abstract]
Significant Accounting Policies [Text Block]
dei_DocumentTransitionReport
Document Transition Report
dei_DocumentFinStmtErrorCorrectionFlag
Document Financial Statement Error Correction [Flag]
Basis of Accounting, Policy [Policy Text Block]
Concentration Risk Disclosure [Text Block]
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
dei_EntityInteractiveDataCurrent
Entity Interactive Data Current
Concentration Risk [Table]
Selling and Marketing Expense [Member]
Related Party [Member]
Exchange translation adjustments
dei_SecurityExchangeName
Security Exchange Name
dei_Security12bTitle
Title of 12(b) Security
Schedule of Finite and Indefinite-Lived Intangible Assets [Table Text Block]
Tabular disclosure of intangible assets gross amount by major category, accumulated amortization and net amount in the aggregate.
Receivable Type [Axis]
Receivable [Domain]
Research and Development Expense [Member]
Cloud-Computing Based Software Platforms [Member]
Represents cloud-computing based software platforms.
Other Investments Not Readily Marketable [Table Text Block]
Other Computer Software [Member]
Represents other computer software.
Statement of Income Location, Balance [Axis]
Statement of Income Location, Balance [Domain]
Collaborative Arrangement and Arrangement Other than Collaborative [Table]
Nonmonetary Transaction Type [Domain]
cnet_ShorttermLeaseLiability
Lease payment liabilities related to short-term leases
Amount of short-term lease liability.
Nonmonetary Transaction Type [Axis]
dei_AuditorName
Auditor Name
Variable Interest Entities Repayment of Loan to Subsidiaries [Member]
Represents the variable interest entities repayment of loan to subsidiaries.
dei_AuditorFirmId
Auditor Firm ID
dei_AuditorLocation
Auditor Location
Segments [Axis]
Segments [Domain]
Supplier Finance Program [Table]
Accrued Payroll and Staff Welfare [Member]
Represents accrued payroll and staff welfare.
Accrued Operating Expenses [Member]
Represents accrued operating expenses.
Long-Term Borrowing from Director Disclosure [Text Block]
The entire disclosure for long-term borrowing from director. Including the descriptions and amounts of the transactions.
us-gaap_OperatingLossCarryforwards
Operating Loss Carryforwards
Scenario, Plan [Member]
Warrants Disclosure [Text Block]
Entire disclosure for warrants.
Statement [Table]
us-gaap_MinorityInterestOwnershipPercentageByParent
Subsidiary, Ownership Percentage, Parent
Statement of Financial Position [Abstract]
Basic and diluted (in shares)
Accounts Payable and Accrued Liabilities Disclosure [Text Block]
us-gaap_EffectiveIncomeTaxRateContinuingOperations
Effective income tax benefit/(expense), percent
Basic and diluted (in dollars per share)
Business Combination [Axis]
Business Combination [Domain]
Credit Loss, Financial Instrument [Policy Text Block]
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]
(Provision for) / reversal of valuation allowance on deferred tax assets, percent
Statement of Cash Flows [Abstract]
Statement of Stockholders' Equity [Abstract]
Income Statement [Abstract]
cnet_ClassOfWarrantOrRightExercisableWeightedAverageExercisePrice
Exercisable, weighted average exercise price (in dollars per share)
Weighted average exercise price per share of warrants or rights exercisable.
Schedule of Accrued Liabilities [Table Text Block]
Financing Receivable, Current, Allowance for Credit Loss [Table Text Block]
us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Tax effect on other (non-deductible expenses)/non-taxable income, percent
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Customer E [Member]
Represents information related to customer E.
Accounting Standards Update and Change in Accounting Principle [Table]
Asset Acquisition [Axis]
us-gaap_AssetAcquisitionConsiderationTransferred
Asset Acquisition, Consideration Transferred
Rate differential for foreign earnings, percent
us-gaap_PaymentsForProceedsFromOtherInvestingActivities
Deposit for other investing contracts
Cash flows from financing activities
Securities Purchase Agreement [Member]
Represents information pertaining to securities purchase agreements.
us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
Asset Acquisition [Domain]
us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
(Provision for) / reversal of valuation allowance on deferred tax assets, amount
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]
Business and Financial Consultants [Member]
Represents the business and financial consultants.
Asset Acquisition [Table]
Asset Acquisition [Table Text Block]
Net proceeds from disposal of long-term investments
Proceeds from Sale of Equity Method Investments
Online Advertising Placement [Member]
Information pertaining to online advertising placement.
us-gaap_CashDivestedFromDeconsolidation
Cash effect of deconsolidation of subsidiaries
Search Engine Marketing and Data Service [Member]
Information pertaining to search engine marketing and data service.
us-gaap_StockholdersEquity
Total ZW Data Action Technologies Inc.’s stockholders’ equity
Amortization of operating lease right-of-use assets
us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther
Tax effect on other (non-deductible expenses)/non-taxable income, amount
Supplier [Axis]
Class of Stock [Axis]
Supplier [Domain]
Cash acquired during the period
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
us-gaap_PaymentsToAcquireBusinessesGross
Cash paid for acquisition of equity interests
Payments to Acquire Businesses, Gross
Operating Segments [Member]
us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential
Rate differential for foreign earnings, amount
cnet_InvestmentOwnedSharesAcquiredDuringPeriod
Investment Owned, Shares Acquired During Period
The amount of shares acquired during the period from investments owned.
Deposits and Prepayments for Potential Investing Contracts [Member]
Related to deposits and prepayments for potential investing contracts.