Document And Entity Information us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate Expected dividend yield us-gaap_DerivativeNotionalAmount Derivative, Notional Amount us-gaap_DerivativeGainLossOnDerivativeNet Derivative, Gain (Loss) on Derivative, Net, Total Note To Financial Statement Details Textual Significant Accounting Policies Note 3 - Revenue Recognition Available-for-sale - matures within one year, Amortized cost Intrinsix Corp. [Member] Represents Intrinsix Corp. Note 4 - Leases us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate Risk-free interest rate Hedging Relationship [Domain] Note 5 - Marketable Securities us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum Risk-free interest rate, Maximum Available-for-sale - matures within one year, Fair value Note 6 - Fair Value Measurement Cash Flow Hedging [Member] Note 7 - Intangible Assets, Net Note 8 - Geographic Information and Major Customer Data Long-term liabilities: Note 9 - Net Income (Loss) Per Share of Common Stock Note 10 - Common Stock and Stock-based Compensation Plans Note 11 - Derivatives and Hedging Activities us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum Risk-free interest rate, minimum Hedging Relationship [Axis] Note 12 - Accumulated Other Comprehensive Income (Loss) Note 3 - Revenue Recognition - Remaining Performance Obligation (Details) us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum Expected volatility Smart Sensing Products [Member] Represents information pertaining to smart sensing products. Note 3 - Revenue Recognition - Remaining Performance Obligation 2 (Details) us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate Expected volatility Research and Development Tools [Member] Represents R&D tools. Note 3 - Revenue Recognition - Remaining Performance Obligation (Details) (Parentheticals) us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum Expected volatility, maximum us-gaap_LiabilitiesCurrent Total current liabilities Note 3 - Revenue Recognition - Disaggregation of Revenue (Details) Note 3 - Revenue Recognition - Assets and Liabilities (Details) Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] Note 4 - Leases -Lease Cost (Details) Note 4 - Leases - Maturities of Lease Liabilities (Details) us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1 Contractual term of up to (Month) Note 5 - Marketable Securities - Available-for-sale Marketable Securities (Details) Note 5 - Marketable Securities - Summary of Gross Unrealized Losses and Fair Values on Investments (Details) Note 5 - Marketable Securities - Summary of Gross Realized Gains and Losses from Sale of Available-for-sale Marketable Securities (Details) Note 6 - Fair Value Measurement - Assets and Liabilities Measured at Fair Value (Details) us-gaap_FinitelivedIntangibleAssetsAcquired1 Finite-lived Intangible Assets Acquired Schedule of Share-Based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block] Note 7 - Intangible Assets, Net - Schedule of Finite-lived Intangible Assets (Details) Note 7 - Intangible Assets, Net - Future Amortization Expense (Details) Note 8 - Geographic Information and Major Customer Data - Revenues Based On Customer Location (Details) Note 8 - Geographic Information and Major Customer Data - Major Customers Data As Percentage of Total Revenues (Details) Note 9 - Net Income (Loss) Per Share of Common Stock - Earnings Per Share (Details) Note 10 - Common Stock and Stock-based Compensation Plans - Summary of Stock Option Activity (Details) Share-Based Payment Arrangement, Option, Activity [Table Text Block] Note 10 - Common Stock and Stock-based Compensation Plans - Summary of Restricted Stock Units Activity (Details) Note 10 - Common Stock and Stock-based Compensation Plans - Equity-based Compensation Expense Included in Interim Condensed Consolidated Statements of Income (Details) Granted, weighted average fair value (in dollars per share) Note 10 - Common Stock and Stock-based Compensation Plans - Valuation Assumptions (Details) us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss 12 months or greater, Gross unrealized loss Vested, weighted average fair value (in dollars per share) Note 11 - Derivatives and Hedging Activities - Effective Portion of the Gains and Losses on Derivative Instruments Designated (Details) Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Forfeited or expired, weighted average fair value (in dollars per share) Note 11 - Derivatives and Hedging Activities - Net (Gains) Losses Reclassified from Accumulated Other Comprehensive Loss (Details) us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue Unvested, weighted average fair value (in dollars per share) Unvested, weighted average fair value (in dollars per share) Note 12 - Accumulated Other Comprehensive Income (Loss) - Changes in Accumulated Balances of Other Comprehensive Income (Loss) (Details) us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod Forfeited or expired, number (in shares) Note 12 - Accumulated Other Comprehensive Income (Loss) - Reclassifications Out of Accumulated Other Comprehensive Income (Loss) (Details) Notes To Financial Statements us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber Unvested, number (in shares) Unvested, number (in shares) Notes To Financial Statements [Abstract] us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss Less than 12 months, Gross unrealized loss Remeasurement of marketable equity securities Remeasurement of marketable equity securities Represents the amount related to remeasurement of marketable equity securities. Proceeds from sale of available-for-sale marketable securities Other comprehensive loss before reclassifications Purchase Rights [Member] Represents the right to purchase common stock. us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent Amounts reclassified from accumulated other comprehensive income (loss) Granted, number (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) Proceeds from maturity of available-for-sale marketable securities us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod Vested, number (in shares) us-gaap_OtherComprehensiveIncomeLossBeforeTax Other comprehensive income (loss) before tax Income tax expense (benefit) related to components of other comprehensive income (loss) Other comprehensive income (loss) Other comprehensive income (loss), net of taxes Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block] Common Stock Outstanding [Member] Represents information about common stock outstanding. Less than 12 months, Fair value Licensing and Other [Member] Represents information about licensing and other. 12 months or greater, Fair value us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt Investment in available-for-sale marketable securities Financial Instruments [Domain] Deferred revenues Contract with customer liability, balance Financial Instrument [Axis] Available-for-sale - matures after one year through five years, Fair value Accrued expenses and other payables Accrued payroll and related benefits Lessee, Operating Leases [Text Block] Available-for-sale - matures after one year through five years, Amortized cost Property and equipment purchases incurred but unpaid at period end Short-term bank deposits Represents the amount of short-term bank deposits. Accrued severance pay Represents the non-current accrued severance pay. us-gaap_PolicyTextBlockAbstract Accounting Policies Severance pay fund Represents the amount of severance pay fund, noncurrent. Bank deposits Represents the amount of long-term bank deposits. Gross realized gains from sale of available-for-sale marketable securities ceva_IncreaseDecreaseInAccruedInterestOnBankDeposits Accrued interest on bank deposits Represents the amount of increase (decrease) in accrued interest on bank deposits. ceva_IncreaseDecreaseInAccountsReceivableAndUnbilledReceivables Trade receivables Represents the amount of increase (decrease) in accounts receivable and unbilled receivables. us-gaap_DebtSecuritiesAvailableForSaleRealizedLoss Gross realized losses from sale of available-for-sale marketable securities ceva_InvestmentInBankDeposits Investment in bank deposits Represents the amount of investment in bank deposits. Proceeds from bank deposits Represents the amount of proceeds from bank deposits. Accrued severance pay, net Represents the amount of increase (decrease) in accrued severance pay, net. ceva_IncreaseDecreaseInAccruedSalariesAndRelatedExpenses Accrued payroll and related benefits Represents the amount of increase (decrease) in accrued salaries and related expenses. us-gaap_PaymentsToAcquirePropertyPlantAndEquipment Purchase of property and equipment Effect of stock -based awards (in shares) Deferred Revenue [Member] Represents information about deferred revenue. ceva_IntangibleAssetsExpendituresIncurredButNotYetPaid Intangible Assets Expenditures Incurred but Not yet Paid Represents the amount of intangible assets expenditures incurred but not yet paid. Europe and Middle East [Member] Represents information about Europe and Middle East. us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1 Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year) Weighted-average shares used to compute net income (loss) per share (in thousands): Income and withholding taxes Trade payables us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage Connectivity Products [Member] Represents information about Connectivity Products (Bluetooth, WiFi and SATA/SAS). Accrued Revenues [Member] Represents information about accrued revenues. Current liabilities: Trade Receivables [Member] Represents information about trade receivables. Vesting [Axis] Treasury Stock [Text Block] Vesting [Domain] Operating lease liability Supplemental information of cash-flow activities: us-gaap_Assets Total assets 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. Patents [Member] Plan Name [Axis] Plan Name [Domain] us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total Available-for-sale - matures within one year, Gross unrealized gains Available for sale matures within one year, gross unrealized gains. us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1 Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) Cash, Cash Equivalents, and Marketable Securities [Text Block] ceva_AvailableForSaleMaturesWithinOneYearGrossUnrealizedLoss Available-for-sale - matures within one year, Gross unrealized losses Available For Sale Matures Within One Year Gross Unrealized Loss Customer Relationships [Member] ceva_AvailableForSaleMaturesAfterOneYearThroughFiveYearsGrossUnrealizedLoss Available-for-sale - matures after one year through five years, Gross unrealized losses Available for sale matures after one year through five years gross unrealized loss. Corporate Bonds [Member] Represents information about corporate bonds. Deferred tax assets, net Finite-Lived Intangible Assets by Major Class [Axis] Share-Based Payment Arrangement [Text Block] Finite-Lived Intangible Assets, Major Class Name [Domain] ceva_FiniteLivedIntangibleAssetsAcquiredBalanceNotReceived Finite Lived Intangible Assets Acquired, Balance Not Received Represents the finite lived intangible assets acquired, balance not received. NB-IoT technologies [Member] Represents information about NB-IoT technologies. Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Customer Backlog [Member] Represents information about customer backlog. Customer A [Member] Represents information about Customer A. Core Technologies [Member] Represents information about core technologies. Award Type [Domain] Customer B [Member] Represents information about Customer B. ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsAndStockAppreciationRightsVestingPercentageYearOne Share-based Compensation Arrangement by Share-based Payment Award, Options and Stock Appreciation Rights Vesting Percentage, Year One Represents the options and stock appreciation rights vesting percentage, year one. ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardPercentageOfAwardsGranted Share-based Compensation Arrangement by Share-based Payment Award, Percentage of Awards Granted Represents the ceiling percentage of awards granted under share-based compensation arrangement. Award Type [Axis] Net loss Net income (loss) Net income (loss) Derivatives Designated as Cash Flow Hedging Instruments [Member] Represents information about derivatives designated as cash flow hedging instruments. Total intangible assets, Accumulated Amortization Intangible assets, net Total intangible assets ceva_TreasuryStockValueAcquiredWeightedAverageMethod Treasury Stock Value Acquired Weighted Average Method Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the weighted average method. Stock Appreciation Rights (SARs) [Member] Restricted Stock Units (RSUs) [Member] Total intangible assets, Gross Carrying Amount Finite-Lived Intangible Assets, Gross, Total Foreign Exchange Forward Contracts [Member] Represents information about foreign exchange forward contracts. Foreign Exchange Option Contracts [Member] Represents information about foreign exchange option contracts. Property and equipment, net Unrealized Gains (Losses) on Cash Flow Hedges [Member] Represents information about unrealized gains (losses) on cash flow hedges. Goodwill Unrealized Gains (Losses) on Available-for-sale Marketable Securities [Member] Represents information about unrealized gains (losses) on available-for-sale marketable securities. Sales and Marketing [Member] Represents information about sales and marketing. Research and Development, Net [Member] Represents information about research and development, net. Cost of Revenues [Member] Represents information about cost of revenues. General and Administrative [Member] Represents information about general and administrative. Derivative Asset, Total ceva_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAndStockAppreciationRightsOutstandingNumber Share-based Compensation Arrangement by Share-based Payment Award, Options and Stock Appreciation Rights, Outstanding Number (in shares) Outstanding, Number of shares (in shares) Outstanding, Number of shares (in shares) Number of options and stock appreciation rights outstanding. ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsAndStockAppreciationRightsForfeitedOrExpiredInPeriod Forfeited or expired, Number of shares (in shares) Number of share options and SARs forfeited or expired during the current period. Derivative Instrument [Axis] ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsAndStockAppreciationRightsExercisedInPeriod Exercised, Number of shares (in shares) Number of share options and SARs exercised during the current period. Derivative Contract [Domain] Granted, Number of shares (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options and Stock Appreciation Rights, Grants in Period (in shares) Gross number of share options and SARs granted during the period. Cash flows from investing activities: Outstanding, Weighted average remaining contractual term (Year) Represents the weighted average remaining contractual term of options and SARs outstanding. Exercisable, Aggregated intrinsic value Intrinsic value of options and SARs exercisable. Outstanding, Aggregated intrinsic value Intrinsic value of options and SARs outstanding. Exercisable, Number of shares (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options and Stock Appreciation Rights, Exercisable Number (in shares) Number of share options and SARs exercisable. 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. Exercised, Weighted average exercise price (in dollars per share) Weighted average grant-date fair value of options and SARs exercised during period. 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. ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsAndStockAppreciationRightsOutstandingWeightedaverageExercisePrice Outstanding, Weighted average exercise price (in dollars per share) Outstanding, Weighted average exercise price (in dollars per share) Weighted average grant-date fair value of options and SARs outstanding. Investments in marketable equity securities Earnings Per Share [Text Block] Exercisable, Weighted average remaining contractual term (Year) Weighted average remaining contractual terms of options and SARs exercisable. ceva_PercentageOfStockAppreciationRightsUnitsSubjectToGrant Percentage of Stock Appreciation Rights Units Subject to Grant Percentage of stock appreciation rights units subject to grant. Short-Term Executive PSUs [Member] Represents Short-Term Executive PSUs. ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAddtionalSharesIssuablePerformanceGoalsExceededPercentage Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Addtional Shares Issuable, Performance Goals Exceeded, Percentage The additional percentage of shares that issuable upon performance goals are exceeded. ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAddtionalSharesIssuablePerformanceGoalsExceeded Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Addtional Shares Issuable, Performance Goals Exceeded (in shares) The number of additional shares issuable upon performance goals are exceeded. Exercisable, Weighted average exercise price (in dollars per share) Weighted average grant-date fair value of options and SARs exercisable. Non-employee Director [Member] Represents information pertaining to non-employee directors. us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities Accrued expenses and other payables ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardRemainingVestingPeriod Share-based Compensation Arrangement by Share-based Payment Award, Remaining Vesting Period (Month) Represents the remaining vesting period of share-based compensation. The2011 Stock Incentive Plan [Member] Represents information about 2011 stock Incentive Plan. ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsAnnualVestingPercentage Share-based Compensation Arrangement by Share-based Payment Award, Options, Annual Vesting, Percentage Represents the annual vesting percentage of share-based compensation. Income tax expense (benefit) Income tax expense CHINA us-gaap_OperatingExpenses Total operating expenses us-gaap_IncreaseDecreaseInAccountsPayableTrade Trade payables General and administrative General and administrative Cash and cash equivalents Royalty [Member] Total equity-based compensation expense Amendment Flag us-gaap_ComprehensiveIncomeNetOfTax Comprehensive income (loss) City Area Code Use of Estimates, Policy [Policy Text Block] New Accounting Pronouncements, Policy [Policy Text Block] Purchase of treasury stock (in shares) Treasury Stock, Shares, Acquired (in shares) us-gaap_IncreaseDecreaseInContractWithCustomerLiability Deferred revenues us-gaap_SharesOutstanding Balance (in shares) Balance (in shares) Common stock, shares outstanding (in shares) Preferred stock, shares outstanding (in shares) Current Fiscal Year End Date us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets Prepaid expenses and other assets Weighted average discount rates us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss Realized loss (gain), net on sale of available-for-sale marketable securities Document Fiscal Period Focus Operating lease cost Document Fiscal Year Focus us-gaap_IncreaseDecreaseInDeferredIncomeTaxes Deferred tax, net Lease, Cost [Table Text Block] Document Period End Date Right-of-use assets obtained in the exchange for operating lease liabilities Weighted average remaining lease term (years) (Year) Entity File Number Entity Emerging Growth Company Document Type Entity Small Business Entity Shell Company Document Information [Line Items] Document Information [Table] Entity Filer Category Entity Current Reporting Status Percentage of total revenues us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue Equity-based compensation Entity Tax Identification Number Entity Central Index Key Entity Registrant Name Entity [Domain] Customer Concentration Risk [Member] Legal Entity [Axis] Entity Address, Address Line One Amortization of intangible assets Amortization of Intangible Assets, Total us-gaap_TreasuryStockValueAcquiredCostMethod Purchase of treasury stock Entity Address, City or Town Entity Address, Postal Zip Code Entity Address, State or Province Concentration Risk Type [Axis] Allowance for doubtful accounts us-gaap_TreasuryStockValue Treasury stock at cost (457,403 and 610,608 shares of common stock at June 30, 2022 and December 31, 2021, respectively) Concentration Risk Type [Domain] Entity Common Stock, Shares Outstanding Issuance of treasury stock upon exercise of stock-based awards Equity impact of the issuance of treasury stock upon exercise of stock options. Revenue from Contract with Customer Benchmark [Member] Trading Symbol Concentration Risk Benchmark [Axis] 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. Concentration Risk Benchmark [Domain] Nature of Operations [Text Block] Local Phone Number Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] us-gaap_TableTextBlock Notes Tables Sales and marketing Sales and marketing us-gaap_LiabilitiesAndStockholdersEquity Total liabilities and stockholders’ equity UNITED STATES Gain (loss) reclassified from accumulated OCI into income, Effective portion, Net, Total Retained earnings Research and development, net Research and development us-gaap_AssetsNoncurrent Total long-term assets Accumulated other comprehensive loss Employees [Member] Represents information pertaining to employees. Changes in operating assets and liabilities: us-gaap_DisclosureTextBlockAbstract Notes to Financial Statements Derivative Instruments and Hedging Activities Disclosure [Text Block] us-gaap_OperatingLeaseLiabilityNoncurrent Operating lease liabilities Present value of lease liabilities Operating lease liabilities us-gaap_ForeignCurrencyTransactionGainLossUnrealized Unrealized foreign exchange loss Operating lease right-of-use assets us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue Total undiscounted cash flows Less imputed interest 2025 us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree 2026 us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear 2022 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo 2024 Non-cash transactions: us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree 2025 2023 us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour 2026 2024 us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths 2023 Lessee, Operating Lease, Liability, Maturity [Table Text Block] us-gaap_ShareBasedCompensation Equity-based compensation Other long-term assets The remainder of 2022 us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear Total intangible assets, Weighted Average Amortization Period (Year) us-gaap_AdjustmentForAmortization Amortization of intangible assets Operating expenses: Schedule of Finite-Lived Intangible Assets [Table Text Block] Depreciation The 2002 Employee Stock Purchase Plan [Member] Represents information pertaining to the 2002 Employee Stock Purchase Plan (ESPP). Intangible Assets Disclosure [Text Block] Foreign exchange contract us-gaap_ForeignCurrencyContractAssetFairValueDisclosure Foreign exchange forward contracts us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure Foreign exchange contracts us-gaap_AssetsCurrent Total current assets Long-term assets: Treasury stock, shares (in shares) Common Stock: $0.001 par value: 45,000,000 shares authorized; 23,595,160 shares issued at March 31, 2022 and December 31, 2021. 23,204,274 and 22,984,552 shares outstanding at March 31, 2022 and December 31, 2021, respectively Adjustments required to reconcile net loss to net cash provided by operating activities: Common stock, shares authorized (in shares) Common stock, shares issued (in shares) Common stock, par value (in dollars per share) Asia Pacific [Member] Statistical Measurement [Domain] Cash payments for operating leases Maximum [Member] Minimum [Member] Product and Service [Axis] Product and Service [Domain] Statistical Measurement [Axis] Executive Vice President, Worldwide Sales [Member] Information pertaining to Executive Vice President, Worldwide Sales. Contract with customer asset, balance Preferred stock:$0.001 par value: 5,000,000 shares authorized; none issued and outstanding Preferred stock, shares issued (in shares) Geographical [Axis] Geographical [Domain] Preferred stock, shares authorized (in shares) Operating lease right-of-use assets ceva_ChangesInOperatingAssetsAndLiabilitiesOperatingLeaseRightOfUseAssets Represents the changes in operating assets and liabilities, for cash flow purposes, attributable to operating lease right-of-use assets. Preferred stock, par value (in dollars per share) Revenues Fair Value, Inputs, Level 3 [Member] Immervision [Member] Represents information pertaining to Immervision, Inc., a private company. Acquisition of Hillcrest Labs [Member] Represents information pertaining to the acquisition of the Hillcrest Labs business. Fair Value Hierarchy and NAV [Domain] Customer [Axis] Fair Value, Inputs, Level 1 [Member] Customer [Domain] Fair Value, Inputs, Level 2 [Member] Fair Value Hierarchy and NAV [Axis] Performance Share Units [Member] Represents information pertaining to PSUs. RSUs and PSUs [Member] Represents information pertaining to RSUs and PSUs. Cash flows from operating activities: Statement [Line Items] Trade receivables (net of allowance for credit losses of $288 as of June 30, 2022 and December 31, 2021) us-gaap_AccountsReceivableNetCurrent us-gaap_NumberOfReportableSegments Number of Reportable Segments AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member] Revenues: Investments in marketable equity securities us-gaap_MarketableSecuritiesCurrent Additional paid in-capital AOCI Attributable to Parent [Member] Stockholders’ equity: Corporate bonds Marketable securities Segment Reporting Disclosure [Text Block] Chief Operating Officer [Member] Chief Financial Officer [Member] Chief Executive Officer [Member] Current assets: Financial income, net Financial income (loss), net Fair Value Disclosures [Text Block] Amortization of premiums on available-for-sale marketable securities us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations Cash and cash equivalents at the beginning of the period Cash and cash equivalents at the end of the period Effect of exchange rate changes on cash and cash equivalents License [Member] us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect Increase (decrease) in cash and cash equivalents us-gaap_NetCashProvidedByUsedInFinancingActivities Net cash provided by (used in) financing activities us-gaap_OperatingIncomeLoss Operating income (loss) us-gaap_ContractWithCustomerLiabilityRevenueRecognized Contract with Customer, Liability, Revenue Recognized us-gaap_NetCashProvidedByUsedInOperatingActivities Net cash provided by operating activities us-gaap_NetCashProvidedByUsedInInvestingActivities Net cash used in investing activities Prepaid expenses and other current assets Cost of revenues Cost of revenues us-gaap_GrossProfit Gross profit Derivative Liability, Total us-gaap_PaymentsForRepurchaseOfCommonStock Purchase of treasury stock Scenario [Domain] Retained Earnings [Member] us-gaap_TreasuryStockAcquiredAverageCostPerShare Treasury Stock Acquired, Average Cost Per Share (in dollars per share) Title of Individual [Domain] Title of Individual [Axis] Treasury Stock [Member] Scenario [Axis] Proceeds from exercise of stock-based awards us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased (in shares) ceva_FinitelivedIntangibleAssetExpectedAmortizationYearFiveAndThereafter 2027 and thereafter Amount of amortization for asset, excluding financial asset and goodwill, lacking physical substance with finite life expected to be recognized in the fifth fiscal year and thereafter following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Additional Paid-in Capital [Member] Equity Components [Axis] Equity Component [Domain] 2027 and thereafter ceva_LesseeOperatingLeaseLiabilityToBePaidYearFiveAndThereafter Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year and thereafter following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Remaining revenue (Year) Remaining revenue Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest Income (loss) before taxes on income Total, before income taxe Reclassification out of Accumulated Other Comprehensive Income [Member] Reclassification out of Accumulated Other Comprehensive Income [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block] Reclassification out of Accumulated Other Comprehensive Income [Domain] Comprehensive Income (Loss) Note [Text Block] Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] Timing of Transfer of Good or Service [Domain] Transferred at Point in Time [Member] Transferred over Time [Member] Disaggregation of Revenue [Table Text Block] Timing of Transfer of Good or Service [Axis] Revenue from Contract with Customer [Text Block] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Document Quarterly Report Entity Incorporation, State or Country Code Accounting Policies [Abstract] Document Transition Report Basis of Accounting, Policy [Policy Text Block] Schedules of Concentration of Risk, by Risk Factor [Table Text Block] Entity Interactive Data Current Security Exchange Name Title of 12(b) Security Full Vesting Based on The Achievement of 2022 License Target [Member] Represents the scenario in which full vesting is achieved. ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsThresholdPercentage Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Threshold, Percentage Represents the vesting threshold. ceva_SharebsedCompensationArrangementbyShareBasedAwardActualPerformanceResultsInExcessOfPerformanceThresholdPercentage Share-Based Compensation Arrangement by Share-Based Payment Award, Actual Performance Results, in Excess of Performance Threshold, Percentage Represents actual performance results in excess of the 2022 License Revenue Target. Vesting Based on Achievement In Excess of 90 Percent [Member] Represents vesting outcome if actual results exceeds 90 percent. Vesting on February 17, 2023 [Member] Information pertaining to awards vesting on February 17, 2023. Vesting on February 17, 2024 [Member] Information pertaining to awards vesting on February 17, 2024. Vesting on February 17, 2025 [Member] Information pertaining to awards vesting on February 17, 2025. Vesting Based on Actual Return Being at Least 90 Percent of S&P500 Index [Member] Represents the vesting threshold. Vesting Based on Actual Return In Excess of 100 Percent of S&P500 Index [Member] Represents returns in excess of 100%. Increase in Eligible PSUs, Percent [Member] Represents an increase in eligible PSUs. Income Statement Location [Axis] Full Vesting Based on The Achievement of Positive Shareholder Return [Member] Represents the scenario in which full vesting is achieved. Income Statement Location [Domain] Segments [Axis] Segments [Domain] Other accrued liabilities us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) Diluted (in shares) Diluted weighted average common stock outstanding (in shares) ceva_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsConditionalIncreaseInSharesPercentage Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Conditional Increase in Shares, Percentage Percentage of conditional increase in shares of vesting of award under share-based payment arrangement. Asset Class [Axis] Asset Class [Domain] Statement [Table] Statement of Financial Position [Abstract] Diluted net income (loss) per share (in dollars per share) Basic (in shares) Basic net income (loss) per share (in dollars per share) Business Acquisition [Axis] Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Business Acquisition, Acquiree [Domain] Statement of Cash Flows [Abstract] Statement of Stockholders' Equity [Abstract] Income Statement [Abstract] us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent Net current period other comprehensive loss Revenue from External Customers by Geographic Areas [Table Text Block] us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax Net change Cash flow hedges: us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax Derivatives designated as cash flow hedging instruments us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax Reclassification adjustments for (gains) losses included in net income (loss) Schedule of Available-for-Sale Securities Reconciliation [Table Text Block] Schedule of Realized Gain (Loss) [Table Text Block] us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax Net change us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax Reclassification adjustments for (gains) losses included in net income (loss) Available-for-sale securities: us-gaap_LiabilitiesNoncurrent Total long-term liabilities Changes in unrealized gains (losses) Cash flows from financing activities: Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] us-gaap_StockholdersEquity Total stockholders’ equity Balance Balance Foreign Exchange Forward [Member] us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired Acquisition of subsidiary, net of cash acquired Class of Stock [Axis] Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax Available-for-sale, Gross unrealized losses Available-for-sale, Gross unrealized gains Foreign Exchange Option [Member] Schedule of Net Investment Hedges in Accumulated Other Comprehensive Income (Loss) [Table Text Block] Available-for-sale, Amortized cost Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]