Annual report pursuant to Section 13 and 15(d)

LONG-TERM NOTES PAYABLE (Details Textual)

v2.4.1.9
LONG-TERM NOTES PAYABLE (Details Textual) (USD $)
0 Months Ended 12 Months Ended 0 Months Ended
Feb. 06, 2014
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2010
Sep. 15, 2010
Line of Credit Facility [Line Items]          
Convertible Debentures And Warrants To Purchase Common Stock 400,000clrb_ConvertibleDebenturesAndWarrantsToPurchaseCommonStock        
Payment For Convertible Debentures $ 4,000,000clrb_PaymentForConvertibleDebentures        
Interest Expense, Long-term Debt   17,000us-gaap_InterestExpenseLongTermDebt 9,000us-gaap_InterestExpenseLongTermDebt    
Convertible Debt 4,000,000us-gaap_ConvertibleDebt        
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum   12.00%us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum      
Long-term Debt, Gross         450,000us-gaap_DebtInstrumentCarryingAmount
Interest And Principal Payments Period       Apr. 30, 2015  
Unpaid Principal And Interest Description   Monthly payments of $20,665 for principal and interest commence on May 1, 2015 and continue for 23 equal installments with the final installment of any remaining unpaid principal and interest due on April 1, 2017.      
Wisconsin Department Of Commerce [Member]          
Line of Credit Facility [Line Items]          
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum         2.00%us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum
/ clrb_DepartmentAxis
= clrb_WisconsinDepartmentOfCommerceMember