ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Amortization of pension and other post-retirement liability adjustments
Tax Benefit (expense)	$ (4,466)		$ (4,016)
Net of Tax	8,192
Amounts reclassified from accumulated other comprehensive income (loss)
Amortization of pension and other post-retirement liability adjustments
Prior Service Costs	558	[1]	840	[2]
Actuarial Losses	(656)	[1]	(2,348)	[2]
Total Before Tax	(98)		(1,508)
Tax Benefit (expense)	34		595
Net of Tax	$ (64)		$ (913)

[1] These accumulated other comprehensive income (loss) components are included in the computation of net period pension costs. See Note 9 for additional information.

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