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CONTINGENT LIABILITIES (Sao Paulo State Revenue Services) (Details) (Sao Paulo State Revenue Services [Member]) | 0 Months Ended | 12 Months Ended
--- | --- | ---
Jul. 13, 2010 USD ($) | Jul. 13, 2010 BRL | Dec. 31, 2014 USD ($) | Dec. 31, 2014 BRL
Contingent Liabilities, Liens and Guarantees [Line Items] |  |  |  |
Possible state value added tax rate | 25.00%itrn_IncomeTaxExaminationPossibleStateValueAddedTaxRate / us-gaap_IncomeTaxAuthorityAxis = itrn_SaoPauloStateRevenueServicesMember | 25.00%itrn_IncomeTaxExaminationPossibleStateValueAddedTaxRate / us-gaap_IncomeTaxAuthorityAxis = itrn_SaoPauloStateRevenueServicesMember |  |
Income tax deficiency notice, amount | $ 22,100,000itrn_IncomeTaxExaminationInteresTaxDeficiencyAmount / us-gaap_IncomeTaxAuthorityAxis = itrn_SaoPauloStateRevenueServicesMember | 36,499,984itrn_IncomeTaxExaminationInteresTaxDeficiencyAmount / us-gaap_IncomeTaxAuthorityAxis = itrn_SaoPauloStateRevenueServicesMember |  |
Tax deficiency, penalties | 40,000,000us-gaap_IncomeTaxExaminationPenaltiesExpense / us-gaap_IncomeTaxAuthorityAxis = itrn_SaoPauloStateRevenueServicesMember | 66,143,446us-gaap_IncomeTaxExaminationPenaltiesExpense / us-gaap_IncomeTaxAuthorityAxis = itrn_SaoPauloStateRevenueServicesMember |  |
Tax deficiency, interest | 18,200,000us-gaap_IncomeTaxExaminationInterestExpense / us-gaap_IncomeTaxAuthorityAxis = itrn_SaoPauloStateRevenueServicesMember | 30,282,420us-gaap_IncomeTaxExaminationInterestExpense / us-gaap_IncomeTaxAuthorityAxis = itrn_SaoPauloStateRevenueServicesMember |  |
Aggregate sum claimed pursuant to tax deficiency |  |  | $ 82,700,000itrn_AggregateSumClaimedPursuantToTaxDeficiency / us-gaap_IncomeTaxAuthorityAxis = itrn_SaoPauloStateRevenueServicesMember | 220,000,000itrn_AggregateSumClaimedPursuantToTaxDeficiency / us-gaap_IncomeTaxAuthorityAxis = itrn_SaoPauloStateRevenueServicesMember

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- Definition The amount of estimated interest recognized in the period arising from income tax examinations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319 + Details
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