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Goodwill And Other Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2017
Goodwill And Other Intangible Assets [Abstract]  
Changes In Carrying Amount Of Goodwill
    Banking   Non-Banking     Total  
Balance, January 1, 2016 $ 48,536 $ 11,866   $ 60,402  
Acquisition   -   6,015     6,015  
Balance, December 31, 2016   48,536   17,881     66,417  
Impairment   -   (1,575 )   (1,575 )
Acquisition   -   998     998  
Balance, December 31, 2017 $ 48,536 $ 17,304   $ 65,840  
Changes In The Accumulated Amortization And Net Book Value
    2017      2016  
Core deposit intangibles:            
Gross carrying amount $ 2,042   $ 2,042  
Accumulated amortization   (1,669 )   (1,464 )
Net book value  $ 373   $ 578  
Amortization during the year  $ 205   $ 251  
 
Other intangibles:            
Gross carrying amount $ 11,378   $ 10,568  
Accumulated amortization   (2,888 )   (1,923 )
Net book value $ 8,490   $ 8,645  
Amortization during the year  $ 965   $ 998  
Estimated Core Deposit Intangible Amortization Expense
2018 $ 1,112
2019   1,011
2020   909
2021   803
2022   725