Stock-Based Compensation (Details) (USD $)	3 Months Ended		9 Months Ended		12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended		3 Months Ended		9 Months Ended			3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended			9 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2013 Stock options	Sep. 30, 2012 Stock options	Sep. 30, 2013 Stock options	Sep. 30, 2012 Stock options	Dec. 31, 2012 Stock options	Sep. 30, 2013 Stock options Low end of range	Dec. 31, 2012 Stock options Low end of range	Sep. 30, 2013 Stock options High end of range	Dec. 31, 2012 Stock options High end of range	Sep. 30, 2013 Stock options Non-employee directors item	Sep. 30, 2013 Stock options Chairman of the Board item	Sep. 30, 2013 Restricted common stock	Sep. 30, 2012 Restricted common stock	Sep. 30, 2013 Restricted common stock	Sep. 30, 2012 Restricted common stock	Sep. 30, 2013 2005 Plan Stock options	Sep. 30, 2013 2005 Plan Stock options Non-employee directors	Dec. 31, 2012 2005 Plan Stock options Non-employee directors	Sep. 30, 2013 2005 Plan Stock options Employees	Dec. 31, 2012 2005 Plan Stock options Employees	Sep. 30, 2013 2005 Plan Non-qualified stock options Low end of range	Dec. 31, 2011 2005 Plan Stock options with performance-based vesting Employees	Sep. 30, 2013 2005 Plan Restricted common stock Garden State and JFS	Dec. 31, 2012 2005 Plan Restricted common stock Garden State and JFS	Sep. 30, 2013 2013 Plan Stock options	Jun. 30, 2013 2013 Plan Stock options	Sep. 30, 2013 2013 Plan Non-qualified stock options Low end of range	Sep. 30, 2013 Stock Purchase Plan	Sep. 30, 2012 Stock Purchase Plan	Sep. 30, 2013 Stock Purchase Plan	Sep. 30, 2012 Stock Purchase Plan
Stock Based Compensation
Exercise or purchase price relative to market values (as a percent)																					85.00%						85.00%			95.00%
Shares reserved for future issuance																										11,382,600		294,461		294,461
Vesting period										3 years
Annual grant (in shares)											45,000
Number of equal quarterly installments										4	4
Vesting period																	1 year	1 year	3 years	3 years
Shares issued in exchange for certain investor relations and relating consulting services																							416,668	2,083,338
Stock compensation expense	$ 76,000	$ 12,000	$ 102,000	$ 65,000								$ 0	$ 123,000	$ 56,000	$ 368,000								$ 56,250
Period for which shares are restricted from being sold from the date of issuance																							6 months
Number of shares for further issuance																							0
Number of shares of common stock available to be granted																1,819,000									5,743,000
Number of Options
Outstanding at the beginning of the period (in shares)			5,592,000
Granted (in shares)			5,639,000														589,000	112,500	5,050,000	355,000		565,000
Cancelled (in shares)			(502,000)																(502,000)
Forfeited (in shares)			(643,000)
Outstanding at the end of the period (in shares)	10,086,000		10,086,000		5,592,000
Exercisable at the end of the period (in shares)	5,528,000		5,528,000
Weighted Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)			$ 0.21
Granted (in dollars per share)			$ 0.09
Cancelled (in dollars per share)			$ 0.16
Forfeited (in dollars per share)			$ 0.10
Outstanding at the end of the period (in dollars per share)	$ 0.15		$ 0.15		$ 0.21
Exercisable at the end of the period (in dollars per share)	$ 0.20		$ 0.20
Average Remaining Contractual Life (Years)
Outstanding at the end of a period, Average Remaining Contractual Life			6 years 1 month 6 days		3 years 2 months 12 days
Exercisable at the end of a period, Average Remaining Contractual Life			2 years 4 months 24 days
Aggregate Intrinsic Value
Outstanding at the end of a period, Aggregate Intrinsic Value	0		0		6,500,000
Exercisable at the end of a period, Aggregate Intrinsic Value	0		0
Total unrecognized compensation cost related to unvested options	$ 401,000		$ 401,000
Weighted average period for recognition of unrecognized compensation cost			1 year 11 months 5 days
Period of intervals for purchase of shares of common stock by all eligible employees																														6 months
Maximum value of shares as a percent of gross compensation																												10.00%		10.00%
Activity in period (in shares)																												0	0	0	0
Weighted average fair value of options issued (in dollars per share)			$ 0.08	$ 0.16		$ 0.07	$ 0.12	$ 0.09	$ 0.17
Assumptions used
Expected life						3 years	5 years	6 years	6 years
Risk free rate, minimum (as a percent)						0.73%	0.19%
Risk free rate, maximum (as a percent)								1.67%	0.69%
Volatility, minimum (as a percent)						195.75%	204.10%
Volatility, maximum (as a percent)								217.52%	216.20%
Expected dividend yield (as a percent)			0.00%		0.00%
Value of options granted (in dollars per share)			$ 0.08	$ 0.16		$ 0.07	$ 0.12	$ 0.09	$ 0.17