Condensed Consolidated Statements Of Comprehensive Income (Loss) (Parenthetical) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Statement of Comprehensive Income [Abstract]
Deferred tax expense (benefit) for unrealized appreciation (depreciation) on available-for-sale securities	$ 432,000	$ (324,000)	$ 1,792,000	$ 812,000
Deferred tax expense (benefit) for reclassification adjustment for realized (gains) losses included in net income (loss)	0	324,000	0	1,552,000
Deferred tax expense (benefit) for pension and postretirement prior service cost	229,000	(5,000)	460,000	(10,000)
Deferred tax benefit for reclassification adjustment for pension and postretirement net (gain) loss	$ (121,000)	$ (196,000)	$ (269,000)	$ (399,000)