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GENERAL (Details) (USD $)
3 Months Ended 5 Months Ended 12 Months Ended 3 Months Ended
Mar. 31, 2014
Dec. 31, 2014
Dec. 31, 2012
Mar. 31, 2015
GENERAL [Abstract]        
Accumulated deficit   $ (23,087,063)us-gaap_RetainedEarningsAccumulatedDeficit   $ (24,725,345)us-gaap_RetainedEarningsAccumulatedDeficit
Stockholders' deficit   (4,832,203)us-gaap_StockholdersEquity   (4,274,415)us-gaap_StockholdersEquity
Proceeds from issuance of Common Stock, net of cash issuance expenses     1,000,000igap_ProceedsFromIssuanceOfCommonStockNetOfIssuanceCosts  
Proceeds from convertible preferred stock and warrants $ 5,300,000us-gaap_ProceedsFromRepurchaseOfRedeemablePreferredStock $ 7,300,000us-gaap_ProceedsFromRepurchaseOfRedeemablePreferredStock    
Series B-1 Warrant [Member]        
Class of Stock [Line Items]        
Warrant term       5 years
Warrant exercise price       $ 5.80us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
/ us-gaap_ClassOfWarrantOrRightAxis
= igap_SeriesB1WarrantMember
Series B-2 Warrant [Member]        
Class of Stock [Line Items]        
Warrant term       5 years
Warrant exercise price       $ 10.00us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
/ us-gaap_ClassOfWarrantOrRightAxis
= igap_SeriesB2WarrantMember
Series B Preferred Stock [Member]        
Class of Stock [Line Items]        
Dividend rate       5.50%us-gaap_PreferredStockDividendRatePercentage
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember
Par value per share       $ 0.001us-gaap_PreferredStockParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember
Conversion price       $ 5.80igap_PreferredStockConversionPrice
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember