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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 |  | 40,000,000 us-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 | 1,275,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_PlanNameAxis = itus_P2003SharePlanMember / us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis = itus_RangeofExercisePrices0.07To0.37Member | 1,275,000 us-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 | $ 0.15 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_PlanNameAxis = itus_P2003SharePlanMember / us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis = itus_RangeofExercisePrices0.07To0.37Member | $ 0.15 us-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 | 4,624,770 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_PlanNameAxis = itus_P2003SharePlanMember / us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis = itus_RangeofExercisePrices0.43To0.70Member | 4,624,770 us-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 | $ 0.62 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_PlanNameAxis = itus_P2003SharePlanMember / us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis = itus_RangeofExercisePrices0.43To0.70Member | $ 0.62 us-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 | 5,370,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_PlanNameAxis = itus_P2003SharePlanMember / us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis = itus_RangeofExercisePrices0.74To0.92Member | 5,450,000 us-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 | $ 0.86 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_PlanNameAxis = itus_P2003SharePlanMember / us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis = itus_RangeofExercisePrices0.74To0.92Member | $ 0.86 us-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 | 1,000,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_PlanNameAxis = itus_P2003SharePlanMember / us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis = itus_RangeofExercisePrices1.04To1.46Member | 1,000,000 us-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 | $ 1.17 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_PlanNameAxis = itus_P2003SharePlanMember / us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis = itus_RangeofExercisePrices1.04To1.46Member | $ 1.17 us-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 |  |  | 12,349,770 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_PlanNameAxis = itus_P2003SharePlanMember | 16,350,045 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_PlanNameAxis = itus_P2003SharePlanMember
Options Outstanding, Weighted Average Exercise Price |  | $ 0.72 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_PlanNameAxis = itus_P2003SharePlanMember |  | $ 0.72 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_PlanNameAxis = itus_P2003SharePlanMember

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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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