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
Balance at Dec. 31, 2013	$ 65	$ 22,401	$ 57,103	$ 18,738	$ 6,204	$ (485)	$ (3,099)	$ 100,927
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	0	0	0	3,148	0	0	0	3,148
Other comprehensive income (loss), net of tax	0	0	0	0	771	0	0	771
Dividends on common stock	0	0	0	(422)	0	0	0	(422)
Dividends accrued on preferred stock	0	0	0	(353)	0	0	0	(353)
Restricted stock grants	0	0	328	0	0	(559)	231	0
Amortization of unearned compensation	0	0	0	0	0	480	0	480
Purchase of shares for treasury	0	0	0	0	0	0	(2,440)	(2,440)
Issuance of shares under stock plans	0	0	42	0	0	0	29	71
Balance at Sep. 30, 2014	65	22,401	57,473	21,111	6,975	(564)	(5,279)	102,182
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	4,274	0	0	0	4,274
Other comprehensive income (loss), net of tax	0	0	0	0	(4,472)	0	0	(4,472)
Dividends on common stock	0	0	0	(412)	0	0	0	(412)
Dividends accrued on preferred stock	0	0	0	(299)	0	0	0	(299)
Restricted stock grants	0	0	106	0	0	(184)	78	0
Amortization of unearned compensation	0	0	0	0	0	249	0	249
Purchase of shares for treasury	0	0	0	0	0	0	(360)	(360)
Issuance of shares under stock plans	0	0	22	0	0	0	15	37
Balance at Sep. 30, 2015	$ 55	$ 22,401	$ 56,619	$ 25,429	$ 4,807	$ (395)	$ (5,704)	$ 103,212