Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details Narrative)

v3.20.1
Income Taxes (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Income tax, description Effective January 1, 2018, among other changes, the Tax Act (1) reduces the U.S. federal corporate tax rate from 35 percent to 21 percent    
Income tax rate, percentage 21.00%    
Valuation allowance, during period $ 42,117 $ 27,568  
Increase (decrease) in valuation allowance 14,549 $ 1,505 $ (5,641)
Due to Decrease in Federal Corporate Tax 21% [Member]      
Increase (decrease) in valuation allowance     10,848
New Jersey [Member]      
Net operating loss carryforwards $ 46,480    
Net operating loss carryforwards, expiration 2038    
Income tax credits sold, during period     $ 332
Seller's allocation factor, percentage     6.20%
Seller's allocation factor, value     $ 311
U.S. Federal Income Tax [Member]      
Net operating loss carryforwards, expiration Substantially all of the net operating loss carryforwards expire from 2021 through 2037 for pre-2018 federal net operating loss carryforwards and from 2019 through 2038 for state purposes.    
U.S. Federal Income Tax [Member]      
Net operating loss carryforwards $ 90,690    
State and Local Jurisdiction [Member]      
Net operating loss carryforwards 161,101    
Foreign Tax Authority [Member]      
Net operating loss carryforwards $ 64,142