Condensed Consolidated Statements Of Comprehensive Income (Loss) (Parenthetical) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Condensed Consolidated Statements Of Comprehensive Income (Loss) [Abstract]
Deferred tax expense (benefit) for unrealized appreciation on available for sale securities	$ 1,136,000	$ 1,720,000
Deferred tax expense (benefit) for reclassification adjustment for realized (gains) losses included in net income (loss)	1,228,000	168,000
Deferred tax expense for pension and postretirement prior service cost	(5,000)	0
Deferred tax expense for reclassification adjustment for pension and postretirement net (gain) loss	$ (203,000)	$ 0