Other real estate owned ("OREO"), net (Schedule of Other Real Estate Owned Expenses) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Real Estate [Abstract]
Operating costs	$ 367	$ 175	$ 254
(Gains) losses on sales of OREO	(371)	(183)	(81)
Increases in valuation allowance	72	996	356
Total	$ 68	$ 988	$ 529