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Basis Of Presentation and Significant Accounting Policies (Details) (USD $) | 12 Months Ended
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Dec. 31, 2014 Subsidiary State | Dec. 31, 2013 | Dec. 31, 2012
Organization, Consolidation and Presentation of Financial Statements [Line Items] |  |  |
Number of title insurance subsidiaries | 2itic_NumberOfTitleInsuranceSubsidiaries |  |
Number of States in which Entity operates | 22us-gaap_NumberOfStatesInWhichEntityOperates |  |
Excess Tax Benefit from Share-based Compensation, Financing Activities | $ 15,999us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities | $ 946,605us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities | $ 22,101us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
Cost method investment, aggregate cost | 2,423,408itic_CostMethodInvestmentAggregateCost | 1,834,229itic_CostMethodInvestmentAggregateCost |
Premium collection period before reserved | 7 months |  |
Unrealized holding gains on available-for-sale securities | 12,934,497us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax | 11,395,757us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax | 8,920,884us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
Amount recognized in accumulated other comprehensive income, net of tax | 77,988us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeLossAfterTax | 48,353us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeLossAfterTax | 102,454us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeLossAfterTax
Potential claim payment period after policy issuance | 20 years |  |
Minimum |  |  |
Organization, Consolidation and Presentation of Financial Statements [Line Items] |  |  |
Property and equipment useful life | 3 years |  |
Lag time between Policy effective dates and transaction reporting dates | 0 days |  |
Transaction reporting period | 60 days |  |
Maximum |  |  |
Organization, Consolidation and Presentation of Financial Statements [Line Items] |  |  |
Property and equipment useful life | 25 years |  |
Lag time between Policy effective dates and transaction reporting dates | 180 days |  |
Transaction reporting period | 90 days |  |
Restatement Adjustment [Member] |  |  |
Organization, Consolidation and Presentation of Financial Statements [Line Items] |  |  |
Excess Tax Benefit from Share-based Compensation, Financing Activities |  | $ 946,605us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities / us-gaap_StatementScenarioAxis = us-gaap_RestatementAdjustmentMember | $ 22,101us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities / us-gaap_StatementScenarioAxis = us-gaap_RestatementAdjustmentMember

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- Definition Lag time between Policy effective dates and transaction reporting dates + References No definition available. + Details
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- Definition Accumulated appreciation or loss, net of tax, in value of the total of available-for-sale securities at the end of an accounting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669686-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e637-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e681-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669646-108580 + Details
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- Definition After tax total of net gain (loss), prior service cost (credit), and transition assets (obligations), as well as minimum pension liability if still remaining, included in accumulated other comprehensive income associated with a defined benefit pension or other postretirement plan(s). + References No definition available. + Details
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- Definition Amount of cash inflow from realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=32706628&loc=d3e11374-113907 + Details
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