Convertible Notes and Warrants (Details 4) (USD $)	0 Months Ended	3 Months Ended		9 Months Ended						0 Months Ended	3 Months Ended	9 Months Ended	0 Months Ended		3 Months Ended	9 Months Ended
	Jan. 16, 2013	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Sep. 18, 2013	Feb. 22, 2013	Dec. 31, 2012	Dec. 31, 2011	Jan. 16, 2013 Third Tranche Warrant Liabilities	Sep. 30, 2013 Third Tranche Warrant Liabilities	Sep. 30, 2013 Third Tranche Warrant Liabilities	Jan. 16, 2013 Third Tranche Convertible Notes	Jan. 16, 2013 Third Tranche Convertible Notes	Sep. 30, 2013 Third Tranche Convertible Notes	Sep. 30, 2013 Third Tranche Convertible Notes	Sep. 18, 2013 Third Tranche Convertible Notes	Feb. 22, 2013 Third Tranche Convertible Notes
Convertible Notes and Warrants
Allocation of initial proceeds	$ 250,000				$ 1,000,000					$ 108,000			$ 142,000	$ 142,000
Total Liabilities	12,592,000	12,245,000	15,876,000	12,245,000	15,876,000	13,537,000	17,490,000	11,898,000	6,927,000	300,000			394,000	394,000	313,000	313,000	361,000	386,000
Debt discount to be amortized													108,000	108,000
Impact to other income (expense)		1,620,000	(757,000)	3,485,000	(4,218,000)										(18,000)	83,000
Impact to other income (expense)		$ 1,078,000	$ (1,117,000)	$ 3,192,000	$ (3,517,000)						$ 0	$ 108,000