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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $)
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Total
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Common Stock [Member]
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Additional Paid-in Capital [Member]
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Accumulated Deficit [Member]
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|---|---|---|---|---|
| BALANCE at Dec. 31, 2012 | $ 10,158,375us-gaap_StockholdersEquity |
$ 23us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
$ 50,435,752us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
$ (40,277,400)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
| BALANCE (in shares) at Dec. 31, 2012 |
2,319,739us-gaap_SharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
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| Issuance of common stock and warrants, net of issuance costs | 4,975,153us-gaap_StockIssuedDuringPeriodValueNewIssues |
6us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
4,975,147us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
| Issuance of common stock and warrants, net of issuance costs (in shares) |
550,000us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
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| Fair value of warrants issued in connection with sale of common stock and recorded as a derivative liability | (4,975,043)clrb_AdjustmentsToAdditionalPaidInCapitalWarrantsIssuedSaleOfCommonStock |
0clrb_AdjustmentsToAdditionalPaidInCapitalWarrantsIssuedSaleOfCommonStock / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
(4,975,043)clrb_AdjustmentsToAdditionalPaidInCapitalWarrantsIssuedSaleOfCommonStock / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0clrb_AdjustmentsToAdditionalPaidInCapitalWarrantsIssuedSaleOfCommonStock / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
| Stock-based compensation | 2,323,233us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue |
0us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
2,323,233us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
| Net loss | (10,782,168)us-gaap_NetIncomeLoss |
0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
(10,782,168)us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
| BALANCE at Dec. 31, 2013 | 1,699,550us-gaap_StockholdersEquity |
29us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
52,759,089us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
(51,059,568)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
| BALANCE (in shares) at Dec. 31, 2013 |
2,869,739us-gaap_SharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
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| Issuance of common stock and warrants, net of issuance costs | 11,877,143us-gaap_StockIssuedDuringPeriodValueNewIssues |
36us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
11,877,107us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
| Issuance of common stock and warrants, net of issuance costs (in shares) |
3,583,333us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
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| Issuance of common stock and warrants to extinguish convertible debentures and accrued interest | 4,172,435clrb_StockAndWarrantsIssuedValueToExtinguishConvertibleDebentures |
11clrb_StockAndWarrantsIssuedValueToExtinguishConvertibleDebentures / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
4,172,424clrb_StockAndWarrantsIssuedValueToExtinguishConvertibleDebentures / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
|
| Issuance of common stock and warrants to extinguish convertible debentures and accrued interest (in shares) |
1,109,690clrb_StockAndWarrantsIssuedSharesToExtinguishConvertibleDebentures / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
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| Stock-based compensation | 850,350us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue |
0us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
850,350us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
| Relative fair value of warrants issued with debentures | 254,024us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued |
0us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
254,024us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
| Cash paid in lieu of fractional shares in reverse stock split | (1,158)us-gaap_AdjustmentsToAdditionalPaidInCapitalStockSplit |
0us-gaap_AdjustmentsToAdditionalPaidInCapitalStockSplit / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
(1,158)us-gaap_AdjustmentsToAdditionalPaidInCapitalStockSplit / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_AdjustmentsToAdditionalPaidInCapitalStockSplit / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
| Net loss | (8,106,395)us-gaap_NetIncomeLoss |
0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
(8,106,395)us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
| BALANCE at Dec. 31, 2014 | $ 10,745,949us-gaap_StockholdersEquity |
$ 76us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
$ 69,911,836us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
$ (59,165,963)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
| BALANCE (in shares) at Dec. 31, 2014 |
7,562,762us-gaap_SharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
| X | ||||||||||
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- Definition
Represents the adjustments to additional paid in capital warrants issued sale of common stock. No definition available.
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| X | ||||||||||
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- Definition
Stock and warrants issued shares to extinguish convertible debentures. No definition available.
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| X | ||||||||||
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- Definition
Stock and warrants issued value to extinguish convertible debentures. No definition available.
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| X | ||||||||||
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- Definition
This element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation". Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of decrease in additional paid in capital (APIC) resulting from a stock split in which per-share par value or stated value is not changed proportionately. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of increase in additional paid in capital (APIC) resulting from the issuance of warrants. Includes allocation of proceeds of debt securities issued with detachable stock purchase warrants. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of shares issued which are neither cancelled nor held in the treasury. No definition available.
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| X | ||||||||||
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- Definition
Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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