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Financial Condition and Business Plan (Details Narrative) - USD ($)
1 Months Ended 6 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2019
Jan. 02, 2019
Cumulated net losses $ (273,665,247)   $ (281,937,214)  
Cash, investment securities and interest receivable     21,800,000  
New Jersey [Member]        
Cash, investment securities and interest receivable     21,800,000  
Tax benefits of EDA   $ 11,100,000    
Net cash proceeds for net operating loss $ 10,400,000      
Unrecognized tax benefits     200,000 $ 3,900,000
New Jersey [Member] | Maximum [Member]        
Tax benefits of EDA     $ (12,500,000)