PENSION AND POSTRETIREMENT PLANS (Tables)

9 Months Ended

Sep. 30, 2014

Pension and Other Postretirement Benefit Expense [Abstract]

Summary of the components of net periodic pension benefit costs

A summary of the components of net periodic pension benefit costs for the three and nine months ended September 30, 2014 and 2013 is presented below (in thousands):

	Pension Benefits						Postretirement Benefits
	Three Months Ended   September 30,						Three Months Ended   September 30,
	2014			2013			2014			2013
Service cost	$	352		$	348		$	3		$	4
Interest cost	2,107			1,843			22			23
Expected return on plan assets	(2,477		)	(2,366		)	—			—
Amortization of prior service credit	(99		)	(103		)	—			(64		)
Amortization of transition asset	(69		)	(68		)	—			—
Amortization of actuarial loss (gain)	431			804			(14		)	(1		)
Net periodic cost (benefit)	$	245		$	458		$	11		$	(38	)

	Pension Benefits						Postretirement Benefits
	Nine Months Ended   September 30,						Nine Months Ended   September 30,
	2014			2013			2014			2013
Service cost	$	1,078		$	1,038		$	9		$	12
Interest cost	6,351			5,521			66			69
Expected return on plan assets	(7,473		)	(7,083		)	—			—
Amortization of prior service credit	(303		)	(307		)	—			(192		)
Amortization of transition asset	(211		)	(203		)	—			—
Amortization of loss (gain)	1,302			2,405			(42		)	(3		)
Net periodic cost (benefit)	$	744		$	1,371		$	33		$	(114	)