Consolidated Statements of Changes in Shareholders' Equity (unaudited) - USD ($) $ in Thousands	Total	Common stock	Retained Earnings	Accumulated Other Comprehensive Loss
Balance at Dec. 31, 2014	$ 82,826	$ 49,271	$ 33,730	$ (175)
Balance (in shares) at Dec. 31, 2014		15,425,086
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive loss	(127)			(127)
Common stock dividends	0	$ 1,629	(1,629)
Common stock dividends (in shares)		310,045
Stock-based compensation expense	14	$ 14
Net Income	3,291		3,291
Balance at Jun. 30, 2015	86,004	$ 50,914	35,392	(302)
Balance (in shares) at Jun. 30, 2015		15,735,131
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive loss	100			100
Common stock dividends	0	$ 1,646	(1,646)
Common stock dividends (in shares)		316,275
Stock-based compensation expense	12	$ 12
Net Income	3,519		3,519
Balance at Dec. 31, 2015	$ 89,635	$ 52,572	37,265	(202)
Balance (in shares) at Dec. 31, 2015	16,051,406	16,051,406
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive loss	$ 199			199
Common stock dividends	0	$ 1,673	(1,673)
Common stock dividends (in shares)		322,590
Stock-based compensation expense	14	$ 14
Net Income	3,790		3,790
Balance at Jun. 30, 2016	$ 93,638	$ 54,259	$ 39,382	$ (3)
Balance (in shares) at Jun. 30, 2016	16,373,996	16,373,996