INVESTMENTS IN AFFILIATED AND OTHER COMPANIES (Schedule of Investment in Affiliated Companies) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Schedule of Equity Method Investments [Line Items]
Investment in affiliated companies	$ 885	$ 908
BRINGG Delivery Technologies Ltd [Member]
Schedule of Equity Method Investments [Line Items]
Investment in affiliated companies	500	700
Lumax [Member]
Schedule of Equity Method Investments [Line Items]
Investment in affiliated companies	357	208
Cellutrack [Member]
Schedule of Equity Method Investments [Line Items]
Investment in affiliated companies	$ 28

Represents the fair value portion of investments in an entity not consolidated. Includes, but is not limited to, investments in an entity that is affiliated with the reporting entity by means of direct or indirect ownership, an entity in which the reporting entity shares control of the entity with another party or group, an entity which the company has significant influence, but does not have control and subsidiaries that are not required to be consolidated and are accounted for using the equity or cost method.

No definition available.

Name:	itrn_InvestmentsInAffiliatesSubsidiariesAndJointVenturesFairValueDisclosure
Namespace Prefix:	itrn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant