CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Net income	$ 8,748	$ 1,014	$ 29,078	$ 11,609
OTHER COMPREHENSIVE INCOME (LOSS)
Unrealized holding gains (losses) on investment securities, net of deferred income tax expense (benefit) of $(8,399), $7,171, $(5,710) and $13,037	(15,596)	13,317	(10,603)	24,211
Reclassification adjustment for realized investment gains included in net income, net of income tax expense of $(1,860), $(1,107), $(2,624) and $(1,678)	(3,457)	(2,056)	(4,875)	(3,115)
Reclassification adjustment for amounts amortized into net periodic pension and postretirement benefit income, net of deferred income tax expense of $(161), $(236), $(351) and $(478):
Net actuarial loss	240	100	424	188
Prior service credit	(538)	(538)	(1,075)	(1,075)
Total reclassification adjustment associated with affiliate's pension and postretirement benefit plans	(298)	(438)	(651)	(887)
Other comprehensive income (loss)	(19,351)	10,823	(16,129)	20,209
Total comprehensive income (loss)	$ (10,603)	$ 11,837	$ 12,949	$ 31,818