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v2.4.1.9

STOCKHOLDERS' EQUITY (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013
Valuation assumptions: |  |
Grant price |  | $ 3.12 idn_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsGrantPrice
Exercise price |  | $ 3.12 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice
Expected dividend yield | 0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate | 0.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
Expected volatility |  | 100.41%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
Expected life (in years) | 5 years | 5 years
Risk-free interest rate |  | 0.77%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
Maximum [Member] |  |
Valuation assumptions: |  |
Grant price | $ 5.68 idn_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsGrantPrice / us-gaap_RangeAxis = us-gaap_MaximumMember |
Exercise price | $ 5.68 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice / us-gaap_RangeAxis = us-gaap_MaximumMember |
Expected volatility | 152.60%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate / us-gaap_RangeAxis = us-gaap_MaximumMember |
Risk-free interest rate | 1.97%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate / us-gaap_RangeAxis = us-gaap_MaximumMember |
Minimum [Member] |  |
Valuation assumptions: |  |
Grant price | $ 3.09 idn_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsGrantPrice / us-gaap_RangeAxis = us-gaap_MinimumMember |
Exercise price | $ 3.09 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice / us-gaap_RangeAxis = us-gaap_MinimumMember |
Expected volatility | 90.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate / us-gaap_RangeAxis = us-gaap_MinimumMember |
Risk-free interest rate | 0.75%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate / us-gaap_RangeAxis = us-gaap_MinimumMember |

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