Statement of Shareholders' Equity - USD ($) $ in Thousands	Total	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]
Beginning Balance at Dec. 31, 2013	$ 76,762	$ 32	$ 2,425	$ 37,635	$ 36,670
Issuance of 9,857 and 4,817 common shares for stock options exercised, employee stock purchases, and other	147		5	142
Share based compensation – options granted	114			114
Dividends paid:
Preferred stock, $5.00 per share	(3)				(3)
Common stock, $.16 per share	(779)				(779)
Net income	3,171				3,171
Ending Balance at Dec. 31, 2014	79,412	32	2,430	37,891	39,059
Issuance of 9,857 and 4,817 common shares for stock options exercised, employee stock purchases, and other	76		2	74
Share based compensation – options granted	85			85
Dividends paid:
Preferred stock, $5.00 per share	(3)				(3)
Common stock, $.16 per share	(778)				(778)
Net income	1,826				1,826
Ending Balance at Dec. 31, 2015	$ 80,618	$ 32	$ 2,432	$ 38,050	$ 40,104