Line of Credit and Debt - Debenture Financing/Bridge Loan (Details Textual) - USD ($)		1 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended
	Feb. 07, 2014	Aug. 31, 2008	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2014
Schedule of Capitalization, Long-term Debt [Line Items]
Amortization of Financing Costs					$ 187,000	$ 216,000
Interest Expense, Debt					5,000	24,000
Long-term Debt, Current Maturities, Total			$ 1,006,000		$ 1,006,000				$ 1,837,000
Percentage of Forbearing Principal Amount					2.00%
Debt Instrument, Face Amount			0		$ 0
Period For Amortization Of Financing Costs					6 months
Interest Payable			0		$ 0
Bridge Loan 2013 [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Debt Instrument, Face Amount							$ 200,000
Debt Conversion, Converted Instrument, Shares Issued							300,000
Bridge Loans 2012 [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Debt Instrument, Interest Rate, Stated Percentage								15.00%
Debt Instrument, Face Amount								$ 150,000
Warrant [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Amortization of Financing Costs				$ 3,000		44,000
Deferred Finance Costs, Net			0		0
Debt Related Commitment Fees and Debt Issuance Costs							$ 76,000
Debenture 2013 Extension [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Unrecognized Expense			0	0
Debenture 2013 [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Amortization of Financing Costs				21,000		65,000
Deferred Finance Costs, Net			0		0
Debt Related Commitment Fees and Debt Issuance Costs							87,000
Debenture 2013 [Member] | Warrant [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Amortization of Financing Costs			0		0
Series A Debentures [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Proceeds from Issuance of Debt		$ 750,000
Amortization of Financing Costs								$ 645,000
Debt Instrument, Interest Rate, Stated Percentage		8.00%
Debt Instrument, Maturity Date		Aug. 01, 2012
Series A Debentures [Member] | Bridge Loan [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Proceeds from Issuance of Debt	$ 543,000
Long-term Debt, Current Maturities, Total	$ 91,000
Series A Debentures [Member] | Debenture 2013 Extension [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Debt Instrument, Interest Rate, Stated Percentage								15.00%
Bridge Loan With Cantone Asset Management, LLC [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Amortization of Financing Costs							$ 634,500
Bridge Loan			523,000		523,000
Bridge Loan With Cantone Asset Management, LLC [Member] | Bridge Loan 2013 [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Proceeds from Issuance of Debt					20,000
Bridge Loan			$ 200,000		$ 200,000
Bridge Loan With Cantone Asset Management, LLC [Member] | Debenture 2014 Extension [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			15.00%		15.00%
New Bridge Loan Agreement 2013 [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Bridge Loan			$ 543,000		$ 543,000
Debt Instrument, Maturity Date					Aug. 01, 2014
CRI [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Reimbursed In Legal Fees					$ 1,000
Amortization of Financing Costs					$ 15,000
Restricted Stock Award Issued Price Per Share					$ 0.12
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures					58,575
Percentage of Forbearing Principal Amount					1.00%
Forbearing Principal Amount					$ 7,000
Forbearance [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Amortization of Financing Costs			0	28,000	0	85,000
Interest Expense, Debt			$ 0	$ 28,000	$ 22,000	$ 85,000