Income Taxes (Details) (USD $)	9 Months Ended
	Sep. 30, 2013	Dec. 31, 2012
Income Taxes (Textual)
Net operating losses		$ 79,454,000
Tax credit, amount		2,860,000
Net operating loss carryforward expiration year	Until 2031.
Period of expiration of various tax credits	Tax credits that started expiring in December 2012 and will continue to expire through December 2030.
New Jersey Tax Jurisdiction [Member]
Income Taxes (Textual)
Net operating losses		$ 9,478,000