CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income [Member]	Unearned Stock Grant Compensation [Member]	Treasury Stock [Member]	Total
Beginning Balance at Dec. 31, 2014	$ 55	$ 22,401	$ 56,491	$ 21,866	$ 9,279	$ (460)	$ (5,437)	$ 104,195
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	0	0	0	4,036	0	0	0	4,036
Other comprehensive income, net of tax	0	0	0	0	(2,044)	0	0	(2,044)
Dividends on common stock	0	0	0	(412)	0	0	0	(412)
Dividends accrued on preferred stock	0	0	0	(199)	0	0	0	(199)
Restricted stock grants	0	0	106	0	0	(184)	78	0
Amortization of unearned compensation	0	0	0	0	0	130	0	130
Purchase of shares for treasury	0	0	0	0	0	0	(191)	(191)
Issuance of shares under stock plans	0	0	16	0	0	0	11	27
Ending Balance at Jun. 30, 2015	55	22,401	56,613	25,291	7,235	(514)	(5,539)	105,542
Beginning Balance at Dec. 31, 2015	55	22,401	56,623	25,443	4,584	(273)	(6,341)	102,492
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	0	0	0	1,139	0	0	0	1,139
Other comprehensive income, net of tax	0	0	0	0	5,088	0	0	5,088
Dividends on common stock	0	0	0	(408)	0	0	0	(408)
Dividends accrued on preferred stock	0	0	0	(199)	0	0	0	(199)
Restricted stock grants	0	0	398	0	0	(639)	241	0
Amortization of unearned compensation	0	0	0	0	0	366	0	366
Purchase of shares for treasury	0	0	0	0	0	0	(458)	(458)
Issuance of shares under stock plans	0	0	18	0	0	0	11	29
Ending Balance at Jun. 30, 2016	$ 55	$ 22,401	$ 57,039	$ 25,975	$ 9,672	$ (546)	$ (6,547)	$ 108,049