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ISSUANCE OF COMMON STOCK (Details Textual) (USD $) | 0 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 10, 2014 | Jan. 14, 2014 | Dec. 31, 2014 | Dec. 31, 2013
Class of Stock [Line Items] |  |  |  |
Proceeds from Issuance of Common Stock | $ 2,094,000 us-gaap_ProceedsFromIssuanceOfCommonStock | $ 3,644,000 us-gaap_ProceedsFromIssuanceOfCommonStock | $ 5,247,323 us-gaap_ProceedsFromIssuanceOfCommonStock | $ 0 us-gaap_ProceedsFromIssuanceOfCommonStock
Common Stock Warrants Offered To Underwriters | 16,356 idn_CommonStockWarrantsOfferedToUnderwriters | 48,625 idn_CommonStockWarrantsOfferedToUnderwriters |  |
Common Stock Warrants Offered To Underwriters, Price Per Share | $ 8.00 idn_CommonStockWarrantsOfferedToUnderwritersPricePerShare | $ 4.48 idn_CommonStockWarrantsOfferedToUnderwritersPricePerShare |  |
Common Stock Warrants Offered To Underwriters Price Per Share Percentage | 125.00%idn_CommonStockWarrantsOfferedToUnderwritersPricePerSharePercentage | 125.00%idn_CommonStockWarrantsOfferedToUnderwritersPricePerSharePercentage |  |
Over-Allotment Option [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Sale of Stock, Number of Shares Issued in Transaction |  | 145,875 us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_OverAllotmentOptionMember |  |
Common Stock [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues |  |  | 1,445,500 us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 2,500 us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
Common Stock [Member] | Public Offering [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues | 327,125 us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SubsidiarySaleOfStockAxis = idn_PublicOfferingMember | 1,118,375 us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SubsidiarySaleOfStockAxis = idn_PublicOfferingMember |  |
Sale of Stock, Price Per Share | $ 6.40 us-gaap_SaleOfStockPricePerShare / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SubsidiarySaleOfStockAxis = idn_PublicOfferingMember | $ 3.60 us-gaap_SaleOfStockPricePerShare / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SubsidiarySaleOfStockAxis = idn_PublicOfferingMember |  |

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- Definition Number of additional common stock shares offered to purchase, through option granted to the representative of the underwriters. + References No definition available. + Details
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- Definition It represents per share price of common stock warrants offered to the underwriters. + References No definition available. + Details
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- Definition Represents the common stock warrants offered to underwriters price per share. + References No definition available. + Details
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- Definition No authoritative reference available. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition No authoritative reference available. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
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