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Income Taxes (Details 2) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Income Tax Disclosure [Abstract]    
Beginning Balance $ 9,635,824 $ 9,635,824
Additions related to prior year tax positions
Additions related to current year tax positions
Reductions related to prior year tax positions and settlements  
Ending Balance $ 9,635,824 $ 9,635,824