Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions (Details Textual)

v3.5.0.2
Related Party Transactions (Details Textual) - USD ($)
1 Months Ended 9 Months Ended 12 Months Ended
Jun. 09, 2015
Feb. 11, 2015
Dec. 09, 2013
Dec. 21, 2015
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Related Party Transactions (Textual)              
Underwritten offering common stock, Shares         23,212    
Placement agent [Member]              
Related Party Transactions (Textual)              
Description of receivables of placement agent for services     The agreement entered in on December 9, 2013 included a cash fee equal to 10% of the gross proceeds raised, a non-accountable expense reimbursement equal to 2% of the gross proceeds raised and warrants to purchase shares of the Company's Common Stock.        
Description of warrants receivables by placement     Warrants to purchase shares of the Company's Common Stock in an amount equal to 10% of the shares of common stock issued or issuable.        
Monthly fee for financial advisory services     $ 25,000        
Repayment of amount paid to placement agent         $ 25,000   $ 25,000
Subscription Agreements [Member]              
Related Party Transactions (Textual)              
Amount paid to placement agent $ 400,000            
Underwritten offering common stock, Shares 1,923,078            
Stock issued during period value under subscription agreements $ 5,000,000            
Share price $ 2.60            
Public Offering [Member]              
Related Party Transactions (Textual)              
Amount paid to placement agent   $ 1,400,000          
Underwritten offering common stock, Shares   4,444,444          
Gross proceeds from public offering   $ 20,000,000          
Net proceeds from public offering   $ 18,500,000          
MSKCC [Member]              
Related Party Transactions (Textual)              
Maintenance fees         100,000 $ 100,000  
Due of maintenance fees and research cost         $ 0   $ 0
Royalty description         The Company shall pay to MSKCC on a country-by-country basis a royalty of 2% of net sales of all licensed products until the later of: (1) 10 years from the first commercial sale, or (2) when the patents expire.    
Number of shares common stock       5,700,000      
Sale of stock, Description             MSKCC shall be permitted to sell its shares subject to a weekly volume limitation of 150,000 shares (which limit may be increased to up to 250,000 shares per week to the extent any prior weekly allotments are not fully used) and applicable law so long as MSKCC maintains at least 25% of its current shareholding in Actinium through December 31, 2016.