Pensions and Other Postretirement Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2013

Pensions and Other Postretirement Benefit Plans [Abstract]

Schedule of Net Periodic Benefit Plan Cost

The composition of the net periodic benefit plan cost for the three months ended March 31, 2013 and 2012 was as follows:

	Pension plans				Other postretirement benefits
(in thousands)	2013		2012		2013		2012
Components of net periodic benefit cost:
Service cost	$842		$849		$285		$268
Interest cost	2,000		4,602		802		922
Expected return on assets	(2,034	)	(4,168	)	-		-
Amortization of prior service cost/(credit)	9		9		(917	)	(917	)
Amortization of transition obligation	17		19		-		-
Amortization of net actuarial loss	785		1,773		879		804
Settlement	-		9,175		-		-
Net periodic benefit cost	$1,619		$12,259		$1,049		$1,077