Annual report pursuant to Section 13 and 15(d)

COMMITMENTS (Details Textual)

v2.4.1.9
COMMITMENTS (Details Textual) (USD $)
12 Months Ended 1 Months Ended
Dec. 31, 2014
sqft
Dec. 31, 2013
Dec. 31, 2007
Feb. 28, 2014
Capital Leased Assets [Line Items]        
Operating Leases, Rent Expense $ 180,000us-gaap_LeaseAndRentalExpense $ 229,000us-gaap_LeaseAndRentalExpense $ 8,050us-gaap_LeaseAndRentalExpense  
Lease Rent Expansion Space 1,140clrb_LeaseRentExpansionSpace      
Expansion Space For Lease 3,400clrb_ExpansionSpaceForLease      
Lease Term 3 years      
Property, Plant and Equipment, Useful Life 5 years      
Lease Rent Escalation Percentage 3.00%clrb_LeaseRentEscalationPercentage      
Maximum Renovation Expense $ 55,000clrb_MaximumRenovationExpense      
Subsequent Event [Member]        
Capital Leased Assets [Line Items]        
Lessor Leasing Arrangements, Operating Leases, Renewal Term 2 years      
Lease Expiration Period       Sep. 14, 2016
Leasehold Improvements [Member]        
Capital Leased Assets [Line Items]        
Property, Plant and Equipment, Useful Life 17 years