Document And Entity Information Statistical Measurement [Axis] Note To Financial Statement Details Textual Financial income, net Total Significant Accounting Policies Income tax expense (benefit) Income tax expense Note 3 - Revenue Recognition Non-Rule 10b5-1 Arrangement Terminated [Flag] Note 4 - Marketable Securities Transferred at Point in Time [Member] Non-Rule 10b5-1 Arrangement Adopted [Flag] Note 5 - Fair Value Measurement Trading Arrangements, by Individual [Table] Note 6 - Geographic Information and Major Customer Data Material Terms of Trading Arrangement [Text Block] Note 7 - Financial Income, Net Revenue from Contract with Customer Benchmark [Member] Note 8 - Net Loss Per Share of Common Stock Financial Instrument [Axis] Note 9 - Common Stock and Stock-based Compensation Plans Note 10 - Derivatives and Hedging Activities Note 11 - Accumulated Other Comprehensive Income (Loss) Note 3 - Revenue Recognition - Remaining Performance Obligation (Details) us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax Gross unrealized losses Minimum [Member] Smart Sensing Products [Member] Represents information pertaining to smart sensing products. Gross unrealized gains Foreign exchange gain (loss), net Note 3 - Revenue Recognition - Remaining Performance Obligation 2 (Details) Statistical Measurement [Domain] Note 3 - Revenue Recognition - Remaining Performance Obligation (Details) (Parentheticals) Maximum [Member] Note 3 - Revenue Recognition - Disaggregation of Revenue (Details) Note 3 - Revenue Recognition - Assets and Liabilities (Details) Note 5 - Marketable Securities - Available-for-sale Marketable Securities (Details) us-gaap_IncreaseDecreaseInAccountsReceivable Trade receivables, net Note 4 - Marketable Securities - Summary of Gross Unrealized Losses and Fair Values on Investments (Details) Note 6 - Fair Value Measurement - Assets and Liabilities Measured at Fair Value (Details) Note 7 - Geographic Information and Major Customer Data - Revenues Based On Customer Location (Details) Note 7 - Geographic Information and Major Customer Data - Major Customers Data As Percentage of Total Revenues (Details) Note 7 - Financial Income, Net - Selected Statements of Income Data (Details) Schedules of Concentration of Risk, by Risk Factor [Table Text Block] Note 8 - Net Loss Per Share of Common Stock - Earnings Per Share (Details) Vesting on February 19, 2029 [Member] Represents vesting on February 19, 2029. Note 9 - Common Stock and Stock-based Compensation Plans - Summary of Stock Option Activity (Details) Note 9 - Common Stock and Stock-based Compensation Plans - Summary of Restricted Stock Units Activity (Details) Vesting on February 19, 2027 [Member] Represents vesting on February 19, 2027. Note 9 - Common Stock and Stock-based Compensation Plans - Equity-based Compensation Expense Included in Interim Condensed Consolidated Statements of Income (Details) Vesting on February 19, 2028 [Member] Represents vesting on February 19, 2028. Note 9 - Common Stock and Stock-based Compensation Plans - Equity-based Compensation Expense Included in Interim Condensed Consolidated Statements of Income 2 (Details) Note 9 - Common Stock and Stock-based Compensation Plans - Valuation Assumptions (Details) Note 10 - Derivatives and Hedging Activities - Schedule of Derivative Assets at Fair Value (Details) Note 10 - Derivatives and Hedging Activities - Effective Portion of the Gains and Losses on Derivative Instruments Designated (Details) Corporate bonds Marketable securities Note 10 - Derivatives and Hedging Activities - Net (Gains) Losses Reclassified from Accumulated Other Comprehensive Loss (Details) Note 11 - Accumulated Other Comprehensive Income (Loss) - Changes in Accumulated Balances of Other Comprehensive Income (Loss) (Details) Note 11 - Accumulated Other Comprehensive Income (Loss) - Reclassifications Out of Accumulated Other Comprehensive Income (Loss) (Details) us-gaap_ForeignCurrencyTransactionGainLossUnrealized Unrealized foreign exchange (gain) loss Notes To Financial Statements Notes To Financial Statements [Abstract] Remeasurement of marketable equity securities Remeasurement of marketable equity securities Represents the amount related to remeasurement of marketable equity securities. Purchase Rights [Member] Represents the right to purchase common stock. Granted, weighted average exercise price (in dollars per share) Exercised, Weighted average exercise price (in dollars per share) us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities Accrued payroll and related benefits Interest and Other Income [Text Block] Interest and Other Income [Table Text Block] Common Stock Outstanding [Member] Represents information about common stock outstanding. Financial Instruments [Domain] Licensing and Other [Member] Represents information about licensing and other. Cash, Cash Equivalent, and Marketable Security [Text Block] us-gaap_SharesOutstanding Balance (in shares) Balance (in shares) Segment Reporting [Text Block] us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger 12 months or greater, Fair value us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities Accrued expenses and other payables us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months Less than 12 months, Fair value Adjustments required to reconcile net loss to net cash used in operating activities: Award Type [Axis] Preferred Stock, $0.001 par value; 5,000,000 shares authorized; none issued and outstanding Plan Name [Axis] Plan Name [Domain] ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsMaximumSharesIssuablePerformanceAchievement Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other Than Options, Maximum Shares Issuable, Performance Achievement (in shares) The number of maximum shares issuable upon performance achievement. us-gaap_LiabilitiesAndStockholdersEquity Total liabilities and stockholders’ equity Total equity-based compensation expense Short-term bank deposits Represents the amount of short-term bank deposits. Title and Position [Axis] Segment Reporting [Table] us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets Prepaid expenses and other assets Severance pay fund Represents the amount of severance pay fund, noncurrent. Sales and marketing Sales and marketing us-gaap_ShareBasedCompensation Equity-based compensation ceva_IncreaseDecreaseInDeferredTaxNet Deferred taxes, net Represents the amount of increase (decrease) in deferred tax, net. ceva_IncreaseDecreaseInAccruedInterestOnBankDeposits Accrued interest on bank deposits Represents the amount of increase (decrease) in accrued interest on bank deposits. Investment in bank deposits Represents the amount of investment in bank deposits. us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax Net change Accrued severance pay, net Represents the amount of increase (decrease) in accrued severance pay, net. us-gaap_IncreaseDecreaseInAccountsPayableTrade Trade payables Share-Based Payment Arrangement [Text Block] Location, Statement of Income, Balance [Axis] us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax Changes in unrealized gains (losses) Europe and Middle East [Member] Represents information about Europe and Middle East. us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax Reclassification adjustments for gains included in net loss Changes in operating assets and liabilities: Preferred Stock, Shares Issued (in shares) Preferred Stock, Shares Outstanding (in shares) Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] Preferred Stock, Shares Authorized (in shares) Connectivity Products [Member] Represents information about Connectivity Products (Bluetooth, WiFi and SATA/SAS). Fair Value, by Balance Sheet Grouping [Table] Preferred stock, par value (in dollars per share) Asia Pacific [Member] us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect Increase (decrease) in cash and cash equivalents Available-for-sale - matures after one year through five years, Gross unrealized gains Available for sale matures after one year through five years gross unrealized gains. us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations Effect of exchange rate changes on cash and cash equivalents Available-for-sale - matures within one year, Gross unrealized gains Available for sale matures within one year, gross unrealized gains. ceva_AvailableForSaleMaturesWithinOneYearGrossUnrealizedLoss Available-for-sale - matures within one year, Gross unrealized losses Available For Sale Matures Within One Year Gross Unrealized Loss ceva_AvailableForSaleMaturesAfterOneYearThroughFiveYearsGrossUnrealizedLoss Available for Sale Matures after One Year Through Five Years, Gross Unrealized Loss Available for sale matures after one year through five years gross unrealized loss. New Accounting Pronouncements, Policy [Policy Text Block] us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations Cash and cash equivalents at the beginning of the year Cash and cash equivalents at the end of the year Corporate Bonds [Member] Represents information about corporate bonds. Concentration Risk, Credit Risk, Policy [Policy Text Block] Share-Based Payment Arrangement, Tranche One [Member] Statement [Table] Effect of exchange rate changes on cash and cash equivalents Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Customer A [Member] Represents information about Customer A. Share-Based Payment Arrangement, Tranche Two [Member] Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block] Right-of-use assets obtained in the exchange for operating lease liabilities Customer C [Member] Represents information about Customer C. Customer B [Member] Represents information about Customer B. Total us-gaap_DerivativeLiabilities us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber Unvested, number (in shares) Unvested, number (in shares) us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue Unvested, weighted average fair value (in dollars per share) Unvested, weighted average fair value (in dollars per share) Nature of Operations [Text Block] Granted, number (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Granted, weighted average fair value (in dollars per share) Foreign exchange forward contracts us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod Forfeited or expired, number (in shares) Condensed Income Statement [Table] Product and Service [Domain] Product and Service [Axis] Vested, weighted average fair value (in dollars per share) Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Table Text Block] us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod Vested, number (in shares) Asset Class [Axis] Exercisable, Number of shares (in shares) Exercisable, Weighted average exercise price (in dollars per share) Measurement Frequency [Axis] us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber Outstanding, Number of shares (in shares) Outstanding, Number of shares (in shares) us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice Outstanding, Weighted average exercise price (in dollars per share) Outstanding, Weighted average exercise price (in dollars per share) Statement [Line Items] Fair Value Hierarchy and NAV [Axis] Outstanding, Aggregated intrinsic value Common Stock, Shares, Issued (in shares) Grantee Status [Domain] Common stock, shares outstanding (in shares) Award Type [Domain] Share-Based Payment Arrangement, Employee [Member] us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate Risk-free interest rate Common Stock, Shares Authorized (in shares) Grantee Status [Axis] us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate Expected volatility us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate Expected dividend yield Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Common Stock, $0.001 par value; 45,000,000 shares authorized; 27,859,369 and 27,583,325 shares issued at March 31, 2026 and December 31, 2025, respectively; 27,859,369 and 27,510,739 shares outstanding at March 31, 2026 and December 31, 2025, respectively Share-Based Payment Arrangement, Nonemployee [Member] Goals Two [Member] Vesting of the full 50% of the PSUs occurs if the Corporation achieves positive total shareholder return whereby the return on the Corporation’s stock for 2020 is greater than the S&P500 index. The vesting threshold is if the return on the Corporation’s stock for 2020 is at least 90% of the S&P500 index. If the return on the Corporation’s stock, in comparison to the S&P500, is above 90% but less than 99% of the S&P500 index, 91% to 99% of the eligible PSUs would be subject to vesting. If the return on the Corporation’s stock exceeds 100% of the S&P500 index, every 1% increase in comparison to the S&P500 index, up to 110%, would result in an increase of 2% of the eligible PSUs. Goals One [Member] Vesting of the full 50% of the PSUs occurs if the Corporation achieves the 2020 license and related revenue amount in the budget approved by the Board (the “2020 License Revenue Target”). The vesting threshold is achievement of 90% of 2020 License Revenue Target. If the Corporation’s actual result is above 90% but less than 99% of the 2020 License Revenue Target, 91% to 99% of the eligible PSUs would be subject to vesting. If the Corporation’s actual result exceeds 100% of the 2020 License Revenue Target, every 1% increase of the 2020 License Revenue Target, up to 110%, would result in an increase of 2% of the eligible PSUs. us-gaap_PolicyTextBlockAbstract Accounting Policies Short-Term Executive PSUs [Member] Represents Short-Term Executive PSUs. us-gaap_DisclosureTextBlockAbstract Notes to Financial Statements us-gaap_TableTextBlock Notes Tables Comprehensive Income (Loss) Note [Text Block] ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardRemainingVestingPeriod Share-based Compensation Arrangement by Share-based Payment Award, Remaining Vesting Period Represents the remaining vesting period of share-based compensation. The2011 Stock Incentive Plan [Member] Represents information about 2011 stock Incentive Plan. us-gaap_ComprehensiveIncomeNetOfTax Comprehensive loss Trade payables Accrued expenses and other payables Concentration Risk Type [Axis] Accrued payroll and related benefits Proceeds from maturity of available-for-sale marketable securities us-gaap_OperatingLeaseLiabilityNoncurrent Operating lease liabilities Outstanding, Weighted average remaining contractual term (Year) Operating lease liabilities Accounts Receivable [Member] us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1 Contractual term of (months) (Month) Exercisable, Weighted average remaining contractual term (Year) Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Concentration Risk Type [Domain] Amortized cost CHINA Share Repurchase Program [Table] Available-for-sale - matures after one year through five years, amortized cost Statement of Stockholders' Equity [Abstract] Investments in marketable equity securities Investments in marketable equity securities Statement of Comprehensive Income [Abstract] Statement of Cash Flows [Abstract] FRANCE Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after One Through Five Years, Fair Value us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent Net current period other comprehensive income (loss) Stockholders’ equity: Equity Components [Axis] Operating lease liability Equity Component [Domain] Foreign exchange contracts us-gaap_ForeignCurrencyContractAssetFairValueDisclosure Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 3 [Member] AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member] AOCI Attributable to Parent [Member] Fair Value, Inputs, Level 1 [Member] Additional Paid-in Capital [Member] GREECE Retained Earnings [Member] Foreign Exchange Option [Member] Property and equipment, net Property and equipment purchases incurred but unpaid at period end ISRAEL Deferred tax assets, net Cost of Revenues Cost of revenues us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue Equity-based compensation Schedule of Share-Based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block] Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Share-Based Payment Arrangement, Option, Activity [Table Text Block] Issuance of treasury stock upon exercise of stock-based awards Equity impact of the issuance of treasury stock upon exercise of stock options. Fair Value Disclosures [Text Block] Share-Based Payment Arrangement, Option [Member] Supplemental information of cash flow activities: Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block] Current liabilities: Accrued severance pay Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) [Table Text Block] us-gaap_LiabilitiesCurrent Total current liabilities Issuance of treasury stock upon exercise of stock-based awards (in shares) Represents the number of shares of treasury stock issued during the period from stock options exercised. Proceeds from exercise of stock-based awards Trade receivables (net of allowance for credit losses of $288 at both March 31, 2026 and December 31, 2025) us-gaap_AccountsReceivableNetCurrent Currents assets Treasury Stock [Text Block] Customer Concentration Risk [Member] Forfeited or expired, Number of shares (in shares) Accumulated other comprehensive income (loss) Issuance of common stock upon exercise of stock-based awards Government Grants and Tax Credits [Policy Text Block] Disclosure of accounting policy for government grants and tax credits. General and administrative General and administrative Total, before income taxes us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest Loss before taxes on income Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Additional paid in-capital Prepaid expenses and other current assets Use of Estimates, Policy [Policy Text Block] us-gaap_AdjustmentForAmortization Amortization of intangible assets us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1 Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1 Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Purchase of property and equipment UNITED STATES Current assets: us-gaap_AssetsCurrent Total current assets us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans Stock Issued During Period, Shares, Employee Stock Purchase Plans us-gaap_GrossProfit Gross profit Restricted Stock Units (RSUs) [Member] us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent Amounts reclassified from accumulated other comprehensive loss Issuance of common stock upon exercise of stock-based awards (in shares) Exercised, Number of shares (in shares) Other comprehensive income before reclassifications Depreciation ceva_PolicyTable us-gaap_TreasuryStockSharesAcquired Treasury Stock, Shares, Acquired Goals Three [Member] Represents goals 3. Cash flows from operating activities: Cash flows from investing activities: us-gaap_NetCashProvidedByUsedInOperatingActivities Net cash used in operating activities Cash flows from financing activities: us-gaap_NetCashProvidedByUsedInInvestingActivities Net cash provided by (used in) investing activities us-gaap_SharesIssuedPricePerShare Shares Issued, Price Per Share us-gaap_NetCashProvidedByUsedInFinancingActivities Net cash provided by financing activities Investment in available-for-sale marketable securities us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt Proceeds from Sale of Debt Securities, Available-for-Sale The 2002 Employee Stock Purchase Plan [Member] Represents information pertaining to the 2002 Employee Stock Purchase Plan (ESPP). ceva_InvestmentIncomeAmortizationOfDiscountPremium Accretion of discount on available-for-sale marketable securities Amortization of discount on available-for-sale marketable securities, net Amount of accretion of purchase discount (premium) on nonoperating securities. Accounting Policies [Abstract] Segments [Domain] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Table] Accounts Receivable, Allowance for Credit Loss, Current Long-lived assets Segments [Axis] Income Statement [Abstract] us-gaap_NumberOfOperatingSegments Number of Operating Segments us-gaap_NumberOfReportableSegments Number of Reportable Segments us-gaap_TreasuryStockCommonValue Treasury stock at cost (0 and 72,586 shares of common stock at March 31, 2026 and December 31, 2025, respectively) us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased Share Repurchase Program, Remaining Authorized, Number of Shares Treasury Stock, Common, Shares (in shares) Schedule of Available-for-Sale Securities Reconciliation [Table Text Block] Treasury Stock, Common [Member] Net loss Net loss: Net loss Net loss Amortization of intangible assets Accumulated Other Comprehensive Income (Loss) [Table] us-gaap_ProceedsFromStockPlans Proceeds from Stock Plans Accounting Standards Update and Change in Accounting Principle [Table] Other Geographic Regions [Member] Represents information pertaining to other geographic regions. Performance Share Units [Member] Represents information pertaining to PSUs. RSUs and PSUs [Member] Represents information pertaining to RSUs and PSUs. Fair Value Hierarchy and NAV [Domain] Measurement Frequency [Domain] Vesting [Axis] Statement of Financial Position [Abstract] Vesting [Domain] us-gaap_LiabilitiesNoncurrent Total long-term liabilities us-gaap_AssetsNoncurrent Total long-term assets Long-term assets: Income and withholding taxes Long-term liabilities: Fair Value, Recurring [Member] Other long-term assets dei_DocumentType Document Type Operating expenses: Document Information [Line Items] Document Quarterly Report Concentration risk, percentage Document Information [Table] us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1 Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period (Year) us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) dei_EntityInteractiveDataCurrent Entity Interactive Data Current Document Transition Report Operating Expenses Total operating expenses Basic and diluted (in shares) Basic and diluted weighted average common stock outstanding (in shares) Derivative Instrument [Axis] Basic and diluted net loss per share (in dollars per share) Basic and diluted net loss per share (in dollars per share) Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table] us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Title and Position [Domain] Intangible assets, net Document Fiscal Period Focus Customer [Domain] Document Fiscal Year Focus Amendment Flag Goodwill Document Period End Date Granted, Number of shares (in shares) Legal Entity [Axis] dei_EntityFileNumber Entity File Number us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax Net change Revenue, Remaining Performance Obligation, Amount Entity Tax Identification Number Non-cash transactions: Transferred over Time [Member] us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss Less than 12 months, Gross unrealized loss Disaggregation of Revenue [Table Text Block] Disaggregation of Revenue [Table] us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss 12 months or greater, Gross unrealized loss Entity [Domain] Entity Central Index Key dei_EntityRegistrantName Entity Registrant Name dei_EntityCurrentReportingStatus Entity Current Reporting Status us-gaap_DerivativeGainLossOnDerivativeNet Derivative, Gain (Loss) on Derivative, Net Entity Incorporation, State or Country Code Timing of Transfer of Good or Service [Axis] Timing of Transfer of Good or Service [Domain] Current Fiscal Year End Date us-gaap_OtherComprehensiveIncomeLossBeforeTax Other comprehensive income (loss) before tax us-gaap_DerivativeGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Research and development Research and development, net Schedule of Derivative Liabilities at Fair Value [Table Text Block] Entity Filer Category dei_EntityShellCompany Entity Shell Company Entity Emerging Growth Company Other comprehensive income, net Other comprehensive income (loss), net of taxes us-gaap_DerivativeNotionalAmount Derivative, Notional Amount Entity Small Business us-gaap_OperatingIncomeLoss Operating loss Total us-gaap_DerivativeAssets Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] us-gaap_ContractWithCustomerLiabilityRevenueRecognized Contract with Customer, Liability, Revenue Recognized Derivative Instruments and Hedging Activities Disclosure [Text Block] Revenues: Other accrued liabilities Entity Address, State or Province Entity Address, City or Town Marketable Securities [Table] Accumulated deficit us-gaap_ContractWithCustomerAssetNetNoncurrent Unbilled receivables (associated with licensing and related revenue) Entity Address, Address Line One us-gaap_ContractWithCustomerAssetNetCurrent Unbilled receivables dei_CityAreaCode City Area Code Available-for-sale securities: ceva_ContractWithCustomerAssetNetFromIncrementalCostsOfObtainingContracts Contract With Customer, Asset, Net, From Incremental Costs Of Obtaining Contracts Amount related to the incremental costs of obtaining the contract. dei_LocalPhoneNumber Local Phone Number Available For Sale Securities Debt Maturities Within One Year Amortized Cost Entity Address, Postal Zip Code Revenue from Contract with Customer [Text Block] Derivative [Table] Title of 12(b) Security Security Exchange Name Trading Symbol Cash flow hedges: Available-for-sale- matures within one year, Fair Value Class of Stock [Axis] Income tax expense (benefit) related to components of other comprehensive income (loss) us-gaap_CapitalizedContractCostAmortization Capitalized Contract Cost, Amortization dei_EntityCommonStockSharesOutstanding Entity Common Stock, Shares Outstanding (in shares) Earnings Per Share [Text Block] Cash Flow Hedging [Member] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block] Executive Officer [Member] Changes in unrealized gains (losses) Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Member] Weighted average shares used to compute net income (loss) per share (in thousands): Reclassification out of Accumulated Other Comprehensive Income [Axis] Exercisable, Aggregated intrinsic value Common stock, par value (in dollars per share) Basis of Accounting, Policy [Policy Text Block] Hedging Relationship [Axis] Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] Derivative Contract [Domain] Receivable [Domain] us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax Reclassification adjustments for gains included in net loss us-gaap_Assets Total assets Cash and cash equivalents Geographical [Domain] Geographical [Axis] us-gaap_AllowanceForDoubtfulAccountsReceivable Accounts Receivable, Allowance for Credit Loss Customer [Axis] Deferred revenues Deferred revenues (short-term contract liabilities) Asset Class [Domain] Trade Accounts Receivable [Member] License [Member] Receivable Type [Axis] us-gaap_InvestmentIncomeInterest Interest income Operating lease right-of-use assets ceva_IncreaseDecreaseInOperatingLeaseRightofuseAssets The increase (decrease) during the reporting period in the amount of Operating Lease Right-of-use Assets. Royalty [Member] Hedging Relationship [Domain] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] us-gaap_StockholdersEquity Total stockholders’ equity Balance Balance us-gaap_IncreaseDecreaseInContractWithCustomerLiability Deferred revenues Forfeited or expired, weighted average fair value (in dollars per share) Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Foreign Exchange Forward [Member] Operating lease right-of-use assets Revenues Rule 10b5-1 Arrangement Terminated [Flag] Rule 10b5-1 Arrangement Adopted [Flag]