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Note 4 - Held for Sale and Discontinued Operation (Details Textual) - USD ($) $ in Thousands |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Sep. 14, 2023 | Jun. 30, 2023 | Jun. 30, 2023
Amortization of intangible assets |  | $ 174 | $ 349
Discontinued Operations [Member] |  |  |
Amortization of intangible assets |  |  | $ 982
Intrinsix Corp. [Member] |  |  |
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred | $ 240 |  |
Intrinsix Corp. [Member] |  |  |
Sale of Stock, Consideration | 35,000 |  |
Sale of Stock, Amount Held for Post Closing Price Adjustment | 300 |  |
Sale of Stock, Amount Held for Indemnification Obligations | $ 3,500 |  |

X
- Definition Amount held for indemnification obligations. + References No definition available. + Details
Name: | ceva_SaleOfStockAmountHeldForIndemnificationObligations
Namespace Prefix: | ceva_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount held for post-closing price adjustments. + References No definition available. + Details
Name: | ceva_SaleOfStockAmountHeldForPostClosingPriceAdjustment
Namespace Prefix: | ceva_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount received from sale of stock. + References No definition available. + Details
Name: | ceva_SaleOfStockConsideration
Namespace Prefix: | ceva_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period to items of consideration transferred in connection with a business combination for which the initial accounting was incomplete. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 4A -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479907/805-20-50-4A + Details
Name: | us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentConsiderationTransferred
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of depreciation and amortization expense attributable to disposal group, including, but not limited to, discontinued operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 205 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483499/205-20-50-5B + Details
Name: | us-gaap_DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_StatementOperatingActivitiesSegmentAxis=us-gaap_SegmentDiscontinuedOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=ceva_IntrinsixCorpMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=ceva_IntrinsixCorpMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |