Consolidated Statements Of Changes In Stockholders' Equity (USD $) In Thousands	Common Stock [Member]	Surplus [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) Net Of Tax [Member]	Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2008	$ 33,946	$ 20,782	$ 79,092	$ (9,989)	$ (11,430)		$ 112,401
Net Income/(Loss)			22,548			22,548	22,548
Dividend - Cash			(8,451)				(8,451)
Stock Option Expense		140					140
Stock Appreciation Rights and Stock Options Exercised	7	32	(36)	(3)
Stock Dividend Reinvestment, net	78	732					810
Net Change in Unrealized Gain on Securities Available for Sale					7,307	7,307	7,307
Other Comprehensive Gain/(Loss) on Pension and Post-Retirement Plan Projected Benefit Obligation					2,416	2,416	2,416
Comprehensive Income/(Loss)						32,271
Balance at Dec. 31, 2009	34,031	21,686	93,153	(9,992)	(1,707)		137,171
Net Income/(Loss)			6,256			6,256	6,256
Dividend - Cash			(7,825)				(7,825)
Stock Option Expense		8					8
Stock Appreciation Rights and Stock Options Exercised	69	339	(134)	(13)			261
Stock Dividend Reinvestment, net	136	1,335					1,471
Net Change in Unrealized Gain on Securities Available for Sale					1,899	1,899	1,899
Other Comprehensive Gain/(Loss) on Pension and Post-Retirement Plan Projected Benefit Obligation					(2,421)	(2,421)	(2,421)
Comprehensive Income/(Loss)						5,734
Balance at Dec. 31, 2010	34,236	23,368	91,450	(10,005)	(2,229)		136,820
Net Income/(Loss)			(78)			(78)	(78)
Stock Appreciation Rights and Stock Options Exercised	12	65	(69)	(8)
Stock Dividend Reinvestment, net	82	577					659
Net Change in Unrealized Gain on Securities Available for Sale, Net of Reclassification and Tax Effect					5,636	5,636	5,636
Non-Credit Loss Portion of Other-Than-Temporary Impairment of Securities Available for Sale, Net of Tax Effect					(685)	(685)	(685)
Reclassification Adjustment for Other-Than-Temporary Impairment Charge and for Gains Realized in Net Income, Net of Tax Effect					(354)	(354)	(354)
Other Comprehensive Gain/(Loss) on Pension and Post-Retirement Plan Projected Benefit Obligation					(5,438)	(5,438)	(5,438)
Comprehensive Income/(Loss)						(919)
Balance at Dec. 31, 2011	$ 34,330	$ 24,010	$ 91,303	$ (10,013)	$ (3,070)		$ 136,560