PENSION AND POSTRETIREMENT BENEFITS (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Qualified Pension Plan
Components of Net Periodic Benefit Cost
Interest Cost				$ 922
Expected return on plan assets				(1,748)
Settlement				7,111
Amortization of prior service cost				221
Amortization of net loss				13,083
Net periodic pension cost				19,589
Postretirement Benefit
Components of Net Periodic Benefit Cost
Service Cost	455	234	1,285	1,280
Interest Cost	355	351	1,145	1,187
Amortization of net loss	116	132	525	692
Net periodic pension cost	$ 926	$ 717	$ 2,955	$ 3,159