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Other Real Estate and Repossessed Assets (Details 2) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Summary of activity in valuation allowance for other real estate owned in settlement of loans        
Balance, beginning of period $ 3,044 $ 3,225 $ 3,129 $ 3,233
Provision for other real estate owned 183 38 215 76
Charge-offs (53) (55) (170) (101)
Balance, end of period $ 3,174 $ 3,208 $ 3,174 $ 3,208