CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014		Sep. 30, 2013
Net income	$ 2,229	$ 7,199	$ 13,838		$ 27,684
OTHER COMPREHENSIVE INCOME (LOSS)
Change in unrealized holding gains (losses) on investment securities, net of deferred income tax expense (benefit) of $(110), $(178), $12,927 and $(9,390)	(204)	(331)	24,007		(17,439)
Reclassification adjustment for realized investment gains included in net income, net of income tax expense of $(184), $(353), $(1,862) and $(1,348)	(343)	(654)	(3,458)		(2,502)
Reclassification adjustment for amounts amortized into net periodic pension and postretirement benefit cost (income), net of deferred income tax (expense) benefit of $(239), $191, $(717) and $574:
Net actuarial loss	94	470	282		1,411
Prior service credit	(537)	(115)	(1,612)		(345)
Total reclassification adjustment associated with affiliate's pension and postretirement benefit plans	(443)	355	(1,330)		1,066
Other comprehensive income (loss)	(990)	(630)	19,219	[1]	(18,875)
Total comprehensive income	$ 1,239	$ 6,569	$ 33,057		$ 8,809

[1] All amounts are net of tax. Amounts in parentheses indicate debits.