EMPLOYEE BENEFIT PLANS (Tables)

9 Months Ended

Sep. 30, 2013

Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract]

Schedule of Net Benefit Costs

The net pension and postretirement benefit costs that have been recorded are shown in the following tables:

	Pension						Postretirement
	Three Months Ended September 30,						Three Months Ended September 30,
	2013			2012			2013		2012
Components of Net Periodic Benefit Cost
Service cost	$	2,011		$	2,102		$	330	$	227
Interest cost	3,953			4,321			231		242
Expected return on plan assets	(5,966		)	(6,369		)	—		—
Amortization of prior service cost	322			327			6		6
Amortization of losses	4,792			4,394			98		156
Net periodic benefit cost	$	5,112		$	4,775		$	665	$	631

	Pension						Postretirement
	Nine Months Ended September 30,						Nine Months Ended September 30,
	2013			2012			2013		2012
Components of Net Periodic Benefit Cost
Service cost	$	6,441		$	6,143		$	828	$	664
Interest cost	12,740			12,630			711		706
Expected return on plan assets	(19,356		)	(18,618		)	—		—
Amortization of prior service cost	1,032			956			19		18
Amortization of losses	15,308			12,846			533		455
Net periodic benefit cost	$	16,165		$	13,957		$	2,091	$	1,843