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SHAREHOLDERS' EQUITY (Details) - Stock options outstanding and exercisable under 2003 Share Plan (USD $)
3 Months Ended 12 Months Ended
Jan. 31, 2015
Oct. 31, 2014
Oct. 30, 2014
Oct. 31, 2012
SHAREHOLDERS' EQUITY (Details) - Stock options outstanding and exercisable under 2003 Share Plan [Line Items]        
Options Outstanding, Number   40,000,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber    
Rangeof Exercise Prices 0.07 To 0.37 [Member] | 2003 Share Plan [Member]        
SHAREHOLDERS' EQUITY (Details) - Stock options outstanding and exercisable under 2003 Share Plan [Line Items]        
Options Outstanding, Number 1,275,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices0.07To0.37Member
1,275,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices0.07To0.37Member
   
Options Outstanding, Weighted Average Remaining Contractual Life 2 years 266 days 3 years    
Options Outstanding, Weighted Average Exercise Price $ 0.15us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices0.07To0.37Member
$ 0.15us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices0.07To0.37Member
   
Rangeof Exercise Prices 0.43 To 0.70 [Member] | 2003 Share Plan [Member]        
SHAREHOLDERS' EQUITY (Details) - Stock options outstanding and exercisable under 2003 Share Plan [Line Items]        
Options Outstanding, Number 4,624,770us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices0.43To0.70Member
4,624,770us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices0.43To0.70Member
   
Options Outstanding, Weighted Average Remaining Contractual Life 343 days 1 year 73 days    
Options Outstanding, Weighted Average Exercise Price $ 0.62us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices0.43To0.70Member
$ 0.62us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices0.43To0.70Member
   
Rangeof Exercise Prices 0.74 To 0.92 [Member] | 2003 Share Plan [Member]        
SHAREHOLDERS' EQUITY (Details) - Stock options outstanding and exercisable under 2003 Share Plan [Line Items]        
Options Outstanding, Number 5,370,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices0.74To0.92Member
5,450,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices0.74To0.92Member
   
Options Outstanding, Weighted Average Remaining Contractual Life 1 year 317 days 2 years 36 days    
Options Outstanding, Weighted Average Exercise Price $ 0.86us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices0.74To0.92Member
$ 0.86us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices0.74To0.92Member
   
Rangeof Exercise Prices 1. 04 To 1. 46 [Member] | 2003 Share Plan [Member]        
SHAREHOLDERS' EQUITY (Details) - Stock options outstanding and exercisable under 2003 Share Plan [Line Items]        
Options Outstanding, Number 1,000,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices1.04To1.46Member
1,000,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices1.04To1.46Member
   
Options Outstanding, Weighted Average Remaining Contractual Life 2 years 200 days 2 years 292 days    
Options Outstanding, Weighted Average Exercise Price $ 1.17us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices1.04To1.46Member
$ 1.17us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
/ us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis
= itus_RangeofExercisePrices1.04To1.46Member
   
2003 Share Plan [Member]        
SHAREHOLDERS' EQUITY (Details) - Stock options outstanding and exercisable under 2003 Share Plan [Line Items]        
Options Outstanding, Number     12,349,770us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
16,350,045us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
Options Outstanding, Weighted Average Exercise Price   $ 0.72us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember
  $ 0.72us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= itus_P2003SharePlanMember