Components of Net Periodic Benefit Cost (Tables)

3 Months Ended

Mar. 31, 2013

Components of Net Periodic Benefit Cost

Schedule of net periodic benefit costs for pension benefits

	Three Months
	Ended March 31,
	2013			2012
	(in thousands)
Interest cost	$	720		$	798
Expected return on plan assets	(726		)	(717		)
Recognized actuarial loss	228			185
Net expense	$	222		$	266