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Goodwill and Intangible Assets - Schedule of Estimated Future Amortization Expense of Intangible Assets (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Dec. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract]    
2017 (remainder) $ 246  
2018 829  
2019 725  
2020 546  
2021 546  
Thereafter 2,391  
Finite-Lived Intangible Assets, Net $ 5,283 $ 5,677