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Goodwill and Other Intangible Assets - Schedule of Estimated Aggregate Amortization (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Finite Lived Intangible Assets [Line Items]        
Total $ 4,563 $ 6,695    
Core Deposits        
Finite Lived Intangible Assets [Line Items]        
December 31, 2017 762      
December 31, 2018 493      
December 31, 2019 493      
December 31, 2020 493      
December 31, 2021 493      
Thereafter 1,829      
Total $ 4,563 $ 6,695 $ 3,495 $ 5,108