Cellectar Biosciences, Inc. Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION (Details Textual) (USD $)	9 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended
STOCK-BASED COMPENSATION (Details Textual) (USD $)	Sep. 30, 2013	Sep. 30, 2013 Stock Incentive Plan 2006 [Member]	Sep. 30, 2012 Stock Incentive Plan 2006 [Member]	Sep. 30, 2013 Stock Incentive Plan 2006 [Member]	Sep. 30, 2012 Stock Incentive Plan 2006 [Member]	Dec. 31, 2012 Performance Based [Member]
Share Based Compensation Arrangement By Share Based Payment Award Options Unvested Compensation Cost	$ 1,531,476
Employee Service Share Based Compensation Nonvested Total Compensation In Current Year	861,519
Employee Service Share Based Compensation Nonvested Total Compensation In Year Two	476,130
Employee Service Share Based Compensation Nonvested Total Compensation In Year Three	192,760
Employee Service Share Based Compensation Nonvested Total Compensation In Year Four	$ 1,067
Weighted-Average Grant-Date Fair Value Of Vested Options Outstanding (in dollars per share)	$ 0.93
Weighted Average Grant Date Fair Value Of Unvested Options Outstanding (in dollars per share)	$ 0.69
Share Based Compensation Arrangement By Share Based Payment Award Options Unvested and Expected To Vest Outstanding Number (in shares)	2,430,277
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross		140,000	24,000	160,000	24,000	167,550