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Other Real Estate Owned - Additional information (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
properties
Dec. 31, 2014
USD ($)
Real Estate [Abstract]      
Other real estate $ 0 $ 0 $ 0
Number of properties foreclosed upon | properties   1  
Proceeds from sale of other real estate owned 0 $ 359 $ 488
Net gain (loss) on disposition $ 0 $ 11