Consolidated Statements Of Shareholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified	Treasury Stock [Member]	Preferred Stock [Member]	Common Stock [Member]	Additional Paid In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Total
Balance at Dec. 31, 2012	$ (7,486)	$ 500	$ 66	$ 11,826	$ 12,191	$ (3,999)	$ 13,098
Balance, shares at Dec. 31, 2012	817,700	5,000	6,576,542
Net income (loss)					(646)		(646)
Changes in pension and postretirement benefit plans						2,563	2,563
Stock based compensation				1,453			1,453
Restricted stock issued to employees, net of forfeitures			4				4
Restricted stock issued to employees, net of forfeitures, shares			394,084
Treasury stock purchased	(126)						(126)
Treasury stock purchased, shares	12,023
Dividends:
Common					(3,315)		(3,315)
Preferred					(25)		(25)
Balance at Dec. 31, 2013	(7,612)	500	70	13,279	8,205	(1,436)	13,006
Balance, shares at Dec. 31, 2013	829,723	5,000	6,970,626
Net income (loss)					29,434		29,434
Changes in pension and postretirement benefit plans						(2,561)	(2,561)
Stock based compensation				768			768
Restricted stock issued to employees, shares			22,508
Forfeitures of restricted stock			(1)				(1)
Forfeiture of restricted stock, shares			(167,343)
Treasury stock purchased	(465)						(465)
Treasury stock purchased, shares	54,945
Dividends:
Preferred					(25)		(25)
Balance at Dec. 31, 2014	$ (8,077)	$ 500	$ 69	$ 14,047	$ 37,614	$ (3,997)	$ 40,156
Balance, shares at Dec. 31, 2014	884,668	5,000	6,825,791