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Income Taxes (Details)
12 Months Ended
Dec. 31, 2016
USD ($)
Income Taxes (Textual)  
Net operating losses $ 93,635,000
Tax credits, amount $ 6,374,000
Period of expiration of various tax credits Expire from 2018 to 2035.
Net operating loss carry forwards, Limitations on use
Limits the use of NOLs to the extent there has been an ownership change of more than 50 percentage points.
NOL carry forwards $ 530,143
New Jersey [Member]  
Income Taxes (Textual)  
Net operating losses $ 3,233,000