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Goodwill and Intangible Assets (Details 1) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Expected amortization in future periods    
Remainder of 2012 $ 60  
2013 206  
2014 135  
2015 135  
2016 130  
Thereafter 463  
Net Carrying Value $ 1,129 $ 1,390