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

X

- Definition

Expected additional payments per founder for business acquisition.

+ References

No definition available.

+ Details

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Namespace Prefix:	ceva_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- 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

X

- Details

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

X

- Details

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