Line of Credit and Debt - Debenture Financing (Details Textual) - Class of Stock [Domain] - Equity Component [Domain] - USD ($)		1 Months Ended				3 Months Ended		6 Months Ended
	Feb. 07, 2014	Feb. 28, 2015	Apr. 28, 2014	Oct. 07, 2013	Aug. 31, 2008	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014	Aug. 31, 2014
Schedule of Capitalization, Long-term Debt [Line Items]
Amortization of Financing Costs						$ 0		$ 164,000	$ 152,000
Percentage Of Simple Interest In Advance Of Bridge Loan								15.00%
Interest Expense, Debt								$ 5,000	17,000
Unrecognized Expense								10,000	0
Long-term Debt, Current Maturities, Total						1,147,000		$ 1,147,000		$ 1,837,000
Percentage of Forbearing Principal Amount								2.00%
Forbearing Principal Amount								$ 7,000
Payment Of Debt Extension Fees								$ 50,000
Period For Amortization Of Financing Costs								6 months
Bridge Loan 2013 [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period								3 years
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value								$ 0.14
Warrants and Rights Outstanding						35,000		$ 35,000
Percentage of Warrants Expenses Recognized During Period								100.00%
Percentage Of Simple Interest In Advance Of Bridge Loan								15.00%
Warrants Issued to Purchase Common Stock								250,000
Stock Issued During Period, Shares, Restricted Stock Award, Gross								300,000
Debt Instrument, Maturity Date								Aug. 01, 2014
Other Short-term Borrowings						150,000		$ 150,000
Debenture 2013 Extension [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Unrecognized Expense						0	$ 19,000
Debt Issuance Cost								0	38,000
Debenture 2013 Extension [Member] | Cantone Research Inc [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Professional Fees								39,750
Warrants and Rights Outstanding						$ 10,000		$ 10,000
Percentage of Warrants Expenses Recognized During Period								100.00%
Stock Issued During Period, Shares, Restricted Stock Award, Gross								115,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						75,000		75,000
Term Of Warrants								3 years
Reimbursed Legal Fees								$ 4,000
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 0.14		$ 0.14
Series A Debentures [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Proceeds from Issuance of Debt					$ 750,000
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period								2 years
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value								$ 0.14
Warrants and Rights Outstanding						$ 76,000		$ 76,000
Warrants Issued to Purchase Common Stock								543,500
Long-term Debt, Current Maturities, Total						91,000		$ 91,000
Repayments of Long-term Debt								100,000
Series A Debentures [Member] | Agreement with Twenty Seven Holders [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term Debt, Current Maturities, Total						543,500		543,500
Series A Debentures [Member] | Agreement with Thirty Holders [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term Debt, Current Maturities, Total						634,500		634,500
Bridge Loan With Cantone Asset Management, LLC [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Proceeds from Issuance of Debt	$ 91,000	$ 20,000			543,000		20,000
Placement Agent Fees				$ 50,000
Amortization of Financing Costs			$ 634,500		$ 10,500			$ 645,000
Bridge Loan				200,000
Percentage Of Simple Interest In Advance Of Bridge Loan								15.00%
Bridge Loan With Cantone Asset Management, LLC [Member] | Bridge Loan [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Bridge Loan	$ 543,000	$ 523,000									$ 200,000
New Bridge Loan Agreement 2013 [Member] | Bridge Loan 2013 [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Stock Issued During Period, Shares, Restricted Stock Award, Gross								153,486
Existing Bridge Loan Agreement [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Bridge Loan				$ 150,000
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%
Forbearance [Member]
Schedule of Capitalization, Long-term Debt [Line Items]
Amortization of Financing Costs						0	$ 0	$ 2,000	0
Interest Expense, Debt								22,000	$ 42,000
Debt Instrument, Unamortized Discount						$ 0		$ 0
Period For Amortization Of Financing Costs