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Goodwill and Intangible Assets Future Amortization (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]    
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months $ 2,780  
Finite-Lived Intangible Assets, Amortization Expense, Year Two 3,155  
Finite-Lived Intangible Assets, Amortization Expense, Year Three 3,045  
Finite-Lived Intangible Assets, Amortization Expense, Year Four 3,015  
Finite-Lived Intangible Assets, Amortization Expense, Year Five 648  
Finite-Lived Intangible Assets, Amortization Expense, after Year Five 7  
Finite-Lived Intangible Assets, Net $ 12,650 $ 14,191