FAIR VALUE (Details) (USD $)
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Mar. 31, 2015
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Dec. 31, 2014
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Liabilities: |
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Warrants |
$ 4,888,664us-gaap_DerivativeLiabilitiesCurrent
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$ 5,176,915us-gaap_DerivativeLiabilitiesCurrent
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February 2013 Public Offering Warrants [Member] |
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Liabilities: |
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Warrants |
1,039,500us-gaap_DerivativeLiabilitiesCurrent / us-gaap_SubsidiarySaleOfStockAxis = clrb_February2013PublicOfferingWarrantsMember
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1,127,500us-gaap_DerivativeLiabilitiesCurrent / us-gaap_SubsidiarySaleOfStockAxis = clrb_February2013PublicOfferingWarrantsMember
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July 2010 Warrants [Member] |
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Liabilities: |
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Warrants |
700us-gaap_DerivativeLiabilitiesCurrent / us-gaap_StatementEquityComponentsAxis = clrb_WarrantOneMember
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999us-gaap_DerivativeLiabilitiesCurrent / us-gaap_StatementEquityComponentsAxis = clrb_WarrantOneMember
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August 2014 Warrants [Member] |
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Liabilities: |
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Warrants |
3,848,464us-gaap_DerivativeLiabilitiesCurrent / us-gaap_StatementEquityComponentsAxis = clrb_WarranttwomemberMember
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4,048,416us-gaap_DerivativeLiabilitiesCurrent / us-gaap_StatementEquityComponentsAxis = clrb_WarranttwomemberMember
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Fair Value, Inputs, Level 1 [Member] |
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Liabilities: |
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Warrants |
0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member
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0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member
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Fair Value, Inputs, Level 1 [Member] | February 2013 Public Offering Warrants [Member] |
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Liabilities: |
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Warrants |
0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_SubsidiarySaleOfStockAxis = clrb_February2013PublicOfferingWarrantsMember
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0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_SubsidiarySaleOfStockAxis = clrb_February2013PublicOfferingWarrantsMember
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Fair Value, Inputs, Level 1 [Member] | July 2010 Warrants [Member] |
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Liabilities: |
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Warrants |
0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_StatementEquityComponentsAxis = clrb_WarrantOneMember
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0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_StatementEquityComponentsAxis = clrb_WarrantOneMember
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Fair Value, Inputs, Level 1 [Member] | August 2014 Warrants [Member] |
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Liabilities: |
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Warrants |
0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_StatementEquityComponentsAxis = clrb_WarranttwomemberMember
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0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_StatementEquityComponentsAxis = clrb_WarranttwomemberMember
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Fair Value, Inputs, Level 2 [Member] |
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Liabilities: |
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Warrants |
3,849,164us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member
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4,049,415us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member
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Fair Value, Inputs, Level 2 [Member] | February 2013 Public Offering Warrants [Member] |
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Liabilities: |
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Warrants |
0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_SubsidiarySaleOfStockAxis = clrb_February2013PublicOfferingWarrantsMember
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0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_SubsidiarySaleOfStockAxis = clrb_February2013PublicOfferingWarrantsMember
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Fair Value, Inputs, Level 2 [Member] | July 2010 Warrants [Member] |
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Liabilities: |
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Warrants |
700us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_StatementEquityComponentsAxis = clrb_WarrantOneMember
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999us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_StatementEquityComponentsAxis = clrb_WarrantOneMember
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Fair Value, Inputs, Level 2 [Member] | August 2014 Warrants [Member] |
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Liabilities: |
|
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Warrants |
3,848,464us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_StatementEquityComponentsAxis = clrb_WarranttwomemberMember
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4,048,416us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_StatementEquityComponentsAxis = clrb_WarranttwomemberMember
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Fair Value, Inputs, Level 3 [Member] |
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Liabilities: |
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Warrants |
1,039,500us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member
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1,127,500us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member
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Fair Value, Inputs, Level 3 [Member] | February 2013 Public Offering Warrants [Member] |
|
|
Liabilities: |
|
|
Warrants |
1,039,500us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_SubsidiarySaleOfStockAxis = clrb_February2013PublicOfferingWarrantsMember
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1,127,500us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_SubsidiarySaleOfStockAxis = clrb_February2013PublicOfferingWarrantsMember
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Fair Value, Inputs, Level 3 [Member] | July 2010 Warrants [Member] |
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Liabilities: |
|
|
Warrants |
0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_StatementEquityComponentsAxis = clrb_WarrantOneMember
|
0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_StatementEquityComponentsAxis = clrb_WarrantOneMember
|
Fair Value, Inputs, Level 3 [Member] | August 2014 Warrants [Member] |
|
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Liabilities: |
|
|
Warrants |
$ 0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_StatementEquityComponentsAxis = clrb_WarranttwomemberMember
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$ 0us-gaap_DerivativeLiabilitiesCurrent / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_StatementEquityComponentsAxis = clrb_WarranttwomemberMember
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