Stock Purchase Warrants (Details Textual) (USD $)	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended			9 Months Ended		12 Months Ended		3 Months Ended	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012 Warrant [Member]	Sep. 30, 2011 Warrant [Member]	Sep. 30, 2012 Warrant [Member]	Sep. 30, 2011 Warrant [Member]	Feb. 20, 2012 Consulting Agreement For Financial Communications Program [Member]	Sep. 30, 2012 Consulting Agreement For Financial Communications Program [Member] Warrant [Member]	Dec. 20, 2011 Consulting Agreement For Financial Advisory Services [Member]	Dec. 31, 2011 Consulting Agreement For Financial Advisory Services [Member] Warrant [Member]	Dec. 31, 2011 Common Stock Purchase Agreement With Institutional Investors [Member]	Mar. 31, 2011 Stock Purchase Agreement With Three Institutional Investors [Member]	Dec. 31, 2010 Stock Purchase Agreement With Single Investor [Member]	Sep. 30, 2012 Stock Purchase Agreement With Single Investor [Member]
Warrants Exercisable for Compensation									250,000		100,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period										50,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Total Fair Value										$ 63,000		$ 200,000
Issuance of Warrants to Purchase of Common Stock													844,391	1,428,572	60,606
Warrants Exercise Price Per Share													$ 1.00	$ 1.40	$ 1.32
Warrants Expiration Date															Dec. 31, 2015
Warrants Expiration Period													15 months	15 months	5 years
Class of Warrant or Right, Outstanding																18,182
Allocated Share-based Compensation Expense	$ 395,000	$ 60,000	$ 1,300,000	$ 894,000	$ 1,000	$ 165,000	$ 271,000	$ 1,700,000