Other Real Estate Owned (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Other Real Estate Owned
Balance, beginning of year	$ 1,037	$ 1,186	$ 2,258
Additions / foreclosures	450	645	996
Sales	(285)	(794)	(1,488)
Loss on sale	0	0	(226)
Write downs	(41)	0	(354)
Balance, end of year	$ 1,161	$ 1,037	$ 1,186