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Goodwill and Other Intangible Assets Future amortizaion of intangibles (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Goodwill and Intangible Assets Disclosure [Abstract]    
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year $ 1,059  
2013 4,229  
2014 4,204  
2015 3,854  
2016 3,818  
Finite-Lived Intangible Assets, Amortization Expense, Year Five 3,711  
Thereafter 61,655  
Finite-Lived Intangible Assets, Net $ 82,530 $ 85,550