STOCKHOLDERS' EQUITY (Details Textual) (USD $)
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1 Months Ended |
0 Months Ended |
12 Months Ended |
1 Months Ended |
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Aug. 20, 2014
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Jun. 13, 2014
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May 22, 2014
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Dec. 31, 2014
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Dec. 31, 2013
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Feb. 28, 2013
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Jun. 06, 2014
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Feb. 20, 2014
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Feb. 20, 2013
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Aug. 14, 2014
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Class of Warrant or Right [Line Items] |
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Class of Warrant or Right, Number of Securities Called by Warrants or Rights |
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6,604,096us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
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275,000us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
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Class of Warrant or Right, Exercise Price of Warrants or Rights |
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$ 10.00us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
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Proceeds from Issuance or Sale of Equity |
$ 13,475,832us-gaap_ProceedsFromIssuanceOrSaleOfEquity
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Proceeds from (Repurchase of) Equity |
11,877,143us-gaap_ProceedsFromRepurchaseOfEquity
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Payments of Stock Issuance Costs |
1,598,689us-gaap_PaymentsOfStockIssuanceCosts
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518,822us-gaap_PaymentsOfStockIssuanceCosts
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0us-gaap_PaymentsOfStockIssuanceCosts
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Resale Of Shares Of Common Stock |
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200,000clrb_ResaleOfSharesOfCommonStock
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Common Stock, Shares, Issued |
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7,562,762us-gaap_CommonStockSharesIssued
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2,869,739us-gaap_CommonStockSharesIssued
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Warrants Issued To Purchase Common Stock |
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275,000clrb_WarrantsIssuedToPurchaseCommonStock
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Fair Value Of Warrants Classified As Derivative Liability Outstanding |
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5,720,000clrb_FairValueOfWarrantsClassifiedAsDerivativeLiabilityOutstanding
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Loss on issuance of derivative warrants |
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0us-gaap_DerivativeGainLossOnDerivativeNet
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744,957us-gaap_DerivativeGainLossOnDerivativeNet
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Change In Unrealized Gain Loss On Fair Value |
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2,365,000clrb_ChangeInUnrealizedGainLossOnFairValue
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Class of Warrant or Right, Outstanding |
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550,000us-gaap_ClassOfWarrantOrRightOutstanding
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Unrealized Gain (Loss) on Derivatives |
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2,227,500us-gaap_UnrealizedGainLossOnDerivatives
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Common Stock, Shares Authorized |
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20,000,000us-gaap_CommonStockSharesAuthorized
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20,000,000us-gaap_CommonStockSharesAuthorized
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20,000,000us-gaap_CommonStockSharesAuthorized
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150,000,000us-gaap_CommonStockSharesAuthorized
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Stockholders' Equity, Reverse Stock Split |
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1-for-20 reverse split
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At the annual meeting of stockholders held on May 22, 2014, the Company’s stockholders approved an amendment to the certificate of incorporation to effect a reverse split of the Company’s common stock at a ratio between 1:10 to 1:20 in order to satisfy requirements for the listing of the Company’s common stock on the NASDAQ Capital Market. In addition, the proposal approved by the stockholders provided that if the reverse split was effected, the number of shares of common stock that the Company is authorized to issue would be reduced from 150,000,000 to the greater of (A) 20,000,000 and (B) the number of shares equal to three (3) times the sum of the number of all shares of common stock outstanding and the number of shares of common stock issuable upon exercise or conversion of all outstanding options, warrants and convertible debt.
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February Offering One [Member] |
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Class of Warrant or Right [Line Items] |
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Common Stock, Shares, Issued |
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550,000us-gaap_CommonStockSharesIssued / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingOneMember
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Warrants Issued To Purchase Common Stock |
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550,000clrb_WarrantsIssuedToPurchaseCommonStock / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingOneMember
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Warrants Exercise Price |
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$ 10.00clrb_WarrantsExercisePrice / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingOneMember
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Gross Proceeds From Issuance Of Common Stock Warrants |
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5,500,000clrb_GrossProceedsFromIssuanceOfCommonStockWarrants / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingOneMember
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Proceeds From Issuance Of Common Stock Warrants Net |
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4,975,153clrb_ProceedsFromIssuanceOfCommonStockWarrantsNet / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingOneMember
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February Offering Two [Member] |
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Class of Warrant or Right [Line Items] |
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Warrants Issued To Purchase Common Stock |
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275,000clrb_WarrantsIssuedToPurchaseCommonStock / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingTwoMember
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Warrants Exercise Price |
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$ 10.00clrb_WarrantsExercisePrice / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingTwoMember
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February Offering [Member] |
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Class of Warrant or Right [Line Items] |
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Warrants Issued To Purchase Common Stock |
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38,500clrb_WarrantsIssuedToPurchaseCommonStock / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingMember
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Warrants Exercise Price |
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$ 12.50clrb_WarrantsExercisePrice / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingMember
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Cash Fee Paid To Placement Agent |
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385,000clrb_CashFeePaidToPlacementAgent / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingMember
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Warrants Expiration Date |
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Feb. 04, 2018
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Maximum [Member] |
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Class of Warrant or Right [Line Items] |
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Percentage Of Liquidated Damages Per Month |
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5.00%clrb_PercentageOfLiquidatedDamagesPerMonth / us-gaap_RangeAxis = us-gaap_MaximumMember
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Minimum [Member] |
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Class of Warrant or Right [Line Items] |
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Percentage Of Liquidated Damages Per Month |
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1.50%clrb_PercentageOfLiquidatedDamagesPerMonth / us-gaap_RangeAxis = us-gaap_MinimumMember
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Underwriter [Member] |
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Class of Warrant or Right [Line Items] |
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Warrants Not Settleable in Cash, Fair Value Disclosure |
275,000us-gaap_WarrantsNotSettleableInCashFairValueDisclosure / us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersByAffiliationWithRegistrantAxis = clrb_UnderwriterMember
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August 2014 Debenture [Member] |
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Class of Warrant or Right [Line Items] |
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Share Price |
$ 3.76us-gaap_SharePrice / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember
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Debt Instrument, Face Amount |
4,000,000us-gaap_DebtInstrumentFaceAmount / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember
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Interest Payable |
$ 172,435us-gaap_InterestPayableCurrentAndNoncurrent / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember
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August 2014 Underwritten Offering [Member] |
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Class of Warrant or Right [Line Items] |
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Class of Warrant or Right, Exercise Price of Warrants or Rights |
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$ 3.75us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_DebtInstrumentAxis = clrb_August2014UnderwrittenOfferingMember
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Share Price |
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$ 3.75us-gaap_SharePrice / us-gaap_DebtInstrumentAxis = clrb_August2014UnderwrittenOfferingMember
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Warrant [Member] |
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Class of Warrant or Right [Line Items] |
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Share Price |
$ 0.01us-gaap_SharePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember
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Common Stock [Member] |
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Class of Warrant or Right [Line Items] |
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Stock Issued During Period, Shares, New Issues |
3,583,333us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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3,583,333us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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550,000us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Class of Warrant or Right, Number of Securities Called by Warrants or Rights |
3,833,333us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Class of Warrant or Right, Exercise Price of Warrants or Rights |
$ 4.68us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Share Price |
$ 3.75us-gaap_SharePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Offering Date |
6.40%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPriceOfferingDate / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Common Stock [Member] | Underwriter [Member] |
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Class of Warrant or Right [Line Items] |
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Class of Warrant or Right, Number of Securities Called by Warrants or Rights |
96,988us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersByAffiliationWithRegistrantAxis = clrb_UnderwriterMember
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Class of Warrant or Right, Exercise Price of Warrants or Rights |
$ 4.6875us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersByAffiliationWithRegistrantAxis = clrb_UnderwriterMember
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Common Stock [Member] | August 2014 Debenture [Member] |
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Class of Warrant or Right [Line Items] |
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Class of Warrant or Right, Number of Securities Called by Warrants or Rights |
1,109,690us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Class of Warrant or Right, Exercise Price of Warrants or Rights |
$ 4.68us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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Debt Conversion, Converted Instrument, Shares Issued |
1,109,690us-gaap_DebtConversionConvertedInstrumentSharesIssued1 / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember
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