Common Stock and Stock Options (Details 1) (USD $)	9 Months Ended		12 Months Ended
	Sep. 30, 2011	Sep. 30, 2012	Dec. 31, 2011 Non Employee Director Stock Options [Member]	Sep. 30, 2012 Non Employee Director Stock Options [Member]
Stock Options - Outstanding (in shares)			282,500	250,000
Stock Options - Exercised (in shares)			(10,000)
Stock Options - Expired (in shares)			(22,500)
Stock Options - Outstanding (in shares)			250,000	250,000
Stock Options - shares exercisable (in shares)			250,000	250,000
Weighted Average Exercise Price - Outstanding (in dollars per share)		$ 4.83	$ 3.60	$ 3.87
Weighted Average Exercise Price - Exercised (in dollars per share)	$ 1.52		$ 1.50
Weighted Average Exercise Price - Expired (in dollars per share)			$ 1.46
Weighted Average Exercise Price - Outstanding (in dollars per share)		$ 4.83	$ 3.87	$ 3.87
Weighted Average Exercise Price - Shares exercisable (in dollars per share)			$ 3.87	$ 3.87