Income Taxes (Details) - USD ($)	12 Months Ended
Dec. 31, 2017	Sep. 30, 2018
Income Taxes (Textual)
Federal tax NOL carryforward	$ 99,402,000
Various tax credits, amount	$ 8,000,000
Period of expiration of various tax credits	Expire from 2018 to 2035.
Net operating loss carry forwards, limitations on use, description	Limits the use of NOLs to the extent there has been an ownership change of more than 50 percentage points.
Income tax receivable	$ 416,810
New Jersey [Member]
Income Taxes (Textual)
New Jersey NOL tax carryforward remaining	$ 5,766,000

Expiration of tax credits.

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Income Taxes Textual [Abstract].

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.

+ References

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

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-Publisher FASB
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A description of the limitations on the use of all operating loss carryforwards available to reduce future taxable income.

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The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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