Condensed Consolidated Statements Of Comprehensive Income (Loss) (Parenthetical) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Condensed Consolidated Statements Of Comprehensive Income (Loss) [Abstract]
Deferred tax expense (benefit) for unrealized appreciation (depreciation) on available for sale securities	$ (324,000)	$ 220,000	$ 812,000	$ 1,940,000
Deferred tax expense (benefit) for reclassification adjustment for available for sale securites included in net income (loss)	324,000	60,000	1,552,000	228,000
Deferred tax expense (benefit) for pension and postretirement prior service cost	(5,000)	(9,000)	(10,000)	(9,000)
Deferred tax expense (benefit) for reclassification adjustment for pension and postretirement net (gain) loss	$ (196,000)	$ (403,000)	$ (399,000)	$ (403,000)