CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Net income (loss)	$ (4,995)	$ 5,504	$ (5,071)	$ 12,308
OTHER COMPREHENSIVE INCOME (LOSS)
Unrealized holding gains (losses) on investment securities not reflected in net income, net of deferred income tax expense (benefit) of $(2,014), $4,455, $(7,056) and $9,681	(7,577)	8,274	(26,546)	17,979
Reclassification adjustment for net realized investment (gains) losses included in net income (loss), net of income tax (expense) benefit of $1,153, $(1,646), $1,204 and $(2,227)	4,337	(3,056)	4,530	(4,135)
Reclassification adjustment for amounts amortized into net periodic pension and postretirement benefit income, net of deferred income tax expense of $(143), $(146), $(287) and $(293):
Net actuarial loss	85	240	166	479
Prior service credit	(622)	(513)	(1,244)	(1,024)
Total reclassification adjustment associated with affiliate's pension and postretirement benefit plans	(537)	(273)	(1,078)	(545)
Other comprehensive income (loss)	(3,777)	4,945	(23,094)	13,299
Total comprehensive income (loss)	$ (8,772)	$ 10,449	$ (28,165)	$ 25,607