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STOCKHOLDERS' EQUITY (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Valuation assumptions:    
Grant price   $ 3.12idn_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsGrantPrice
Exercise price   $ 3.12us-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 $ 5.68idn_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsGrantPrice
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
 
Exercise price $ 5.68us-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 $ 3.09idn_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsGrantPrice
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
 
Exercise price $ 3.09us-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