Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details Narrative)

v3.20.4
Income Taxes (Details Narrative) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Valuation allowance, during period $ 46,070 $ 42,117
Increase in valuation allowance 3,953 $ 14,549
New Jersey [Member]    
Net operating loss carryforwards $ 45,050  
Net operating loss carryforwards, expiration 2039  
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 2020 through 2038 for state purposes.  
U.S. Federal Income Tax [Member]    
Net operating loss carryforwards $ 85,612  
State and Local Jurisdiction [Member]    
Net operating loss carryforwards 148,267  
Foreign Tax Authority [Member]    
Net operating loss carryforwards $ 50,266