XML 71 R51.htm IDEA: XBRL DOCUMENT
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STOCKHOLDERS' EQUITY (Details Textual) (USD $) | 1 Months Ended | 0 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Aug. 20, 2014 | Jun. 13, 2014 | May 22, 2014 | Jul. 17, 2012 | Dec. 31, 2014 | Dec. 31, 2013 | Feb. 28, 2013 | Jun. 06, 2014 | Feb. 20, 2014 | Feb. 20, 2013
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights |  |  |  |  | 6,604,096 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights |  |  |  | 275,000 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights |
Class of Warrant or Right, Exercise Price of Warrants or Rights |  |  |  |  |  |  |  |  | $ 10.00 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 |
Proceeds from Issuance or Sale of Equity | $ 13,475,832 us-gaap_ProceedsFromIssuanceOrSaleOfEquity |  |  |  |  |  |  |  |  |
Proceeds from (Repurchase of) Equity | 11,877,143 us-gaap_ProceedsFromRepurchaseOfEquity |  |  |  |  |  |  |  |  |
Payments of Stock Issuance Costs | 1,598,689 us-gaap_PaymentsOfStockIssuanceCosts |  |  |  | 518,822 us-gaap_PaymentsOfStockIssuanceCosts | 0 us-gaap_PaymentsOfStockIssuanceCosts |  |  |  |
Resale Of Shares Of Common Stock |  |  |  | 200,000 clrb_ResaleOfSharesOfCommonStock |  |  |  |  |  |
Common Stock, Shares, Issued |  |  |  |  | 7,562,762 us-gaap_CommonStockSharesIssued | 2,869,739 us-gaap_CommonStockSharesIssued |  |  |  |
Warrants Issued To Purchase Common Stock |  |  |  |  |  | 275,000 clrb_WarrantsIssuedToPurchaseCommonStock |  |  |  |
Fair Value Of Warrants Classified As Derivative Liability Outstanding |  |  |  |  |  | 5,720,000 clrb_FairValueOfWarrantsClassifiedAsDerivativeLiabilityOutstanding |  |  |  |
Loss on issuance of derivative warrants |  |  |  |  | 0 us-gaap_DerivativeGainLossOnDerivativeNet | 744,957 us-gaap_DerivativeGainLossOnDerivativeNet |  |  |  |
Change In Unrealized Gain Loss On Fair Value |  |  |  |  |  | 2,365,000 clrb_ChangeInUnrealizedGainLossOnFairValue |  |  |  |
Class of Warrant or Right, Outstanding |  |  |  |  | 550,000 us-gaap_ClassOfWarrantOrRightOutstanding |  |  |  |  |
Unrealized Gain (Loss) on Derivatives |  |  |  |  | 2,227,500 us-gaap_UnrealizedGainLossOnDerivatives |  |  |  |  |
Common Stock, Shares Authorized |  | 20,000,000 us-gaap_CommonStockSharesAuthorized |  |  | 20,000,000 us-gaap_CommonStockSharesAuthorized | 20,000,000 us-gaap_CommonStockSharesAuthorized |  | 150,000,000 us-gaap_CommonStockSharesAuthorized |  |
Stockholders' Equity, Reverse Stock Split |  | 1-for-20 reverse split | 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. |  |  |  |  |  |  |
February Offering One [Member] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Common Stock, Shares, Issued |  |  |  |  |  |  |  |  |  | 550,000 us-gaap_CommonStockSharesIssued / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingOneMember
Warrants Issued To Purchase Common Stock |  |  |  |  |  |  |  |  |  | 550,000 clrb_WarrantsIssuedToPurchaseCommonStock / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingOneMember
Warrants Exercise Price |  |  |  |  |  |  |  |  |  | $ 10.00 clrb_WarrantsExercisePrice / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingOneMember
Gross Proceeds From Issuance Of Common Stock Warrants |  |  |  |  |  |  | 5,500,000 clrb_GrossProceedsFromIssuanceOfCommonStockWarrants / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingOneMember |  |  |
Proceeds From Issuance Of Common Stock Warrants Net |  |  |  |  |  |  | 4,975,153 clrb_ProceedsFromIssuanceOfCommonStockWarrantsNet / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingOneMember |  |  |
February Offering Two [Member] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Warrants Issued To Purchase Common Stock |  |  |  |  |  |  |  |  |  | 275,000 clrb_WarrantsIssuedToPurchaseCommonStock / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingTwoMember
Warrants Exercise Price |  |  |  |  |  |  |  |  |  | $ 10.00 clrb_WarrantsExercisePrice / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingTwoMember
February Offering [Member] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Warrants Issued To Purchase Common Stock |  |  |  |  |  | 38,500 clrb_WarrantsIssuedToPurchaseCommonStock / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingMember |  |  |  |
Warrants Exercise Price |  |  |  |  |  | $ 12.50 clrb_WarrantsExercisePrice / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingMember |  |  |  |
Cash Fee Paid To Placement Agent |  |  |  |  |  | 385,000 clrb_CashFeePaidToPlacementAgent / us-gaap_SubsidiarySaleOfStockAxis = clrb_FebruaryOfferingMember |  |  |  |
Warrants Expiration Date |  |  |  |  |  | Feb. 04, 2018 |  |  |  |
Maximum [Member] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Percentage Of Liquidated Damages Per Month |  |  |  |  | 5.00%clrb_PercentageOfLiquidatedDamagesPerMonth / us-gaap_RangeAxis = us-gaap_MaximumMember |  |  |  |  |
Minimum [Member] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Percentage Of Liquidated Damages Per Month |  |  |  |  | 1.50%clrb_PercentageOfLiquidatedDamagesPerMonth / us-gaap_RangeAxis = us-gaap_MinimumMember |  |  |  |  |
Underwriter [Member] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Warrants Not Settleable in Cash, Fair Value Disclosure | 275,000 us-gaap_WarrantsNotSettleableInCashFairValueDisclosure / us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersByAffiliationWithRegistrantAxis = clrb_UnderwriterMember |  |  |  |  |  |  |  |  |
August 2014 Debenture [Member] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Share Price | $ 3.76 us-gaap_SharePrice / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount | 4,000,000 us-gaap_DebtInstrumentFaceAmount / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember |  |  |  |  |  |  |  |  |
Interest Payable | $ 172,435 us-gaap_InterestPayableCurrentAndNoncurrent / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember |  |  |  |  |  |  |  |  |
Debt Conversion, Converted Instrument, Shares Issued | 1,109,690 us-gaap_DebtConversionConvertedInstrumentSharesIssued1 / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember |  |  |  |  |  |  |  |  |
August 2014 Underwritten Offering [Member] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ 3.75 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_DebtInstrumentAxis = clrb_August2014UnderwrittenOfferingMember |  |  |  |  |  |  |  |  |
Share Price | $ 3.75 us-gaap_SharePrice / us-gaap_DebtInstrumentAxis = clrb_August2014UnderwrittenOfferingMember |  |  |  |  |  |  |  |  |
Warrant [Member] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Share Price | $ 0.01 us-gaap_SharePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember |  |  |  |  |  |  |  |  |
Common Stock [Member] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, New Issues | 3,583,333 us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  | 3,583,333 us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 550,000 us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | 3,833,333 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ 4.68 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |  |  |  |  |  |
Share Price | $ 3.75 us-gaap_SharePrice / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |  |  |  |  |  |
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 |  |  |  |  |  |  |  |  |
Common Stock [Member] | Underwriter [Member] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | 96,988 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersByAffiliationWithRegistrantAxis = clrb_UnderwriterMember |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ 4.6875 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersByAffiliationWithRegistrantAxis = clrb_UnderwriterMember |  |  |  |  |  |  |  |  |
Common Stock [Member] | August 2014 Debenture [Member] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | 1,109,690 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ 4.68 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |  |  |  |  |  |
Debt Conversion, Converted Instrument, Shares Issued | 1,109,690 us-gaap_DebtConversionConvertedInstrumentSharesIssued1 / us-gaap_DebtInstrumentAxis = clrb_August2014DebentureMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |  |  |  |  |  |

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