XML 18 R70.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Earnings Per Common Share and Share Awards Schedule of Weighted Average Grant Date Fair Value of Stock Awards Plans (Details) (USD $) | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
--- | --- | --- | ---
Earnings Per Share [Abstract] |  |  |
Weighted-average market price | $ 68.70itic_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageMarketPrice | $ 71.59itic_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageMarketPrice | $ 50.50itic_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageMarketPrice
Weighted-average grant-date fair value | $ 28.98itic_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue | $ 27.55itic_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue | $ 18.84itic_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue

X
- Definition Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Weighted Average Grant Date Fair Value + References No definition available. + Details
Name: | itic_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue
Namespace Prefix: | itic_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Share-based Compensation Arrangement By Share-based Payment Award, Equity Instruments Other Than Options, Weighted-Average Market Price + References No definition available. + Details
Name: | itic_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageMarketPrice
Namespace Prefix: | itic_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_EarningsPerShareAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration