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INVESTMENTS (Details) (USD $)
1 Months Ended 12 Months Ended 0 Months Ended
Jul. 31, 2014
Oct. 31, 2014
Oct. 31, 2013
Aug. 29, 2014
Jan. 31, 2015
Nov. 30, 2007
INVESTMENTS (Details) [Line Items]            
Certificates of Deposit, at Carrying Value   $ 2,500,000us-gaap_CertificatesOfDepositAtCarryingValue $ 0us-gaap_CertificatesOfDepositAtCarryingValue   $ 2,650,000us-gaap_CertificatesOfDepositAtCarryingValue  
Sale of Stock, Number of Shares Issued in Transaction (in Shares) 16,000,000us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction 16,000,000us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction        
Additional Paid in Capital   146,232,373us-gaap_AdditionalPaidInCapital 134,750,048us-gaap_AdditionalPaidInCapital   146,727,952us-gaap_AdditionalPaidInCapital  
ZQX [Member]            
INVESTMENTS (Details) [Line Items]            
Equity Method Investment, Ownership Percentage   19.50%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ us-gaap_RelatedPartyTransactionAxis
= itus_ZQXMember
       
Additional Paid in Capital     48,000us-gaap_AdditionalPaidInCapital
/ us-gaap_RelatedPartyTransactionAxis
= itus_ZQXMember
     
Proceeds from Sale of Equity Method Investments     24,000us-gaap_ProceedsFromSaleOfEquityMethodInvestments
/ us-gaap_RelatedPartyTransactionAxis
= itus_ZQXMember
     
Investment In Videocon [Member]            
INVESTMENTS (Details) [Line Items]            
Available-for-sale Securities   12,065,000us-gaap_AvailableForSaleSecurities
/ us-gaap_EquitySecuritiesByInvestmentObjectiveAxis
= itus_InvestmentInVideoconMember
      16,200,000us-gaap_AvailableForSaleSecurities
/ us-gaap_EquitySecuritiesByInvestmentObjectiveAxis
= itus_InvestmentInVideoconMember
Available-for-sale Equity Securities, Amortized Cost Basis     5,382,000us-gaap_AvailableForSaleEquitySecuritiesAmortizedCostBasis
/ us-gaap_EquitySecuritiesByInvestmentObjectiveAxis
= itus_InvestmentInVideoconMember
     
Available-for-sale Debt Securities, Gross Unrealized Loss     1,185,000us-gaap_AvailableForSaleDebtSecuritiesGrossUnrealizedLoss
/ us-gaap_EquitySecuritiesByInvestmentObjectiveAxis
= itus_InvestmentInVideoconMember
     
Available-for-sale Securities, Amortized Cost Basis     4,197,000us-gaap_AvailableForSaleSecuritiesAmortizedCost
/ us-gaap_EquitySecuritiesByInvestmentObjectiveAxis
= itus_InvestmentInVideoconMember
     
Sale of Stock, Number of Shares Issued in Transaction (in Shares)       20,000,000us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction
/ us-gaap_EquitySecuritiesByInvestmentObjectiveAxis
= itus_InvestmentInVideoconMember
   
Equity Method Investment, Other than Temporary Impairment       63,000us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment
/ us-gaap_EquitySecuritiesByInvestmentObjectiveAxis
= itus_InvestmentInVideoconMember
   
Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset       $ 4,135,000us-gaap_ImpairedAssetsToBeDisposedOfByMethodOtherThanSaleCarryingValueOfAsset
/ us-gaap_EquitySecuritiesByInvestmentObjectiveAxis
= itus_InvestmentInVideoconMember