Other Real Estate Owned (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Other Real Estate [Roll Forward]
Balance beginning of period	$ 1,394	$ 3,846	$ 2,694	$ 5,852
Real estate acquired from borrowers
Valuation allowance		(194)		(200)
Properties sold		(500)	(1,300)	(2,500)
Balance end of period	$ 1,394	$ 3,152	$ 1,394	$ 3,152