Income Taxes (Details)	12 Months Ended
Dec. 31, 2016 USD ($)
Income Taxes (Textual)
Federal tax NOL carryforward	$ 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.
Sold NJ NOL tax carry forward	$ 530,143
New Jersey [Member]
Income Taxes (Textual)
New Jersey NOL tax carryforward remaining	$ 3,233,000

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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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 25
-Paragraph 20
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=96869850&loc=d3e28680-109314

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32621-109319

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32632-109319

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319

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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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