Foreclosed Real Estate - Summary of Foreclosed Real Estate (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Real Estate [Abstract]
Balance at beginning of period	$ 7,403	$ 11,641
Transfers from loans	888	530
Properties sold	(2,228)	(1,560)
Gain on sale of foreclosed assets	871	57
Transferred to loans		(67)
Write-downs and partial liquidations	(123)	(68)
Balance at end of period	$ 6,811	$ 10,533