Goodwill and Intangible Assets (Details Textual) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Goodwill and Intangible Assets (Textual) [Abstract]
Carrying value of Goodwill	$ 27,700,000	$ 27,700,000
Expected amortization expense for 2012	200,000
Expected amortization expense for 2013	800,000
Expected amortization expense for 2014	800,000
Expected amortization expense for 2015	800,000
Expected amortization expense for 2016	800,000
Expected amortization expense for 2017	$ 800,000