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Note 14 - Subsequent Event (Details Textual) - VisiSonics [Member] - Subsequent Event [Member] $ in Millions | 1 Months Ended
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May 30, 2023 USD ($)
Business Combination, Price of Acquisition, Expected | $ 3.6
Business Combination, Price of Acquisition, Expected Additional Payment Per Founder | $ 0.1

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- Definition Expected additional payments per founder for business acquisition. + References No definition available. + Details
Name: | ceva_BusinessCombinationPriceOfAcquisitionExpectedAdditionalPaymentPerFounder
Namespace Prefix: | ceva_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Purchase price of expected business acquisition prior to consideration being transferred. Excludes asset acquisition. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 15 -Paragraph 3 -SubTopic 10 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479455/805-10-15-3 + Details
Name: | us-gaap_BusinessCombinationPriceOfAcquisitionExpected
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |