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Goodwill and Other Intangible Assets (Schedule of Expected Amortization Expense) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Dec. 31, 2012
Goodwill and Other Intangible Assets [Abstract]    
2013 $ 1,387  
2014 2,785  
2015 2,510  
2016 2,417  
2017 2,350  
2018 and thereafter 27,359  
Net Carrying Amount $ 38,808 $ 40,165