Pension Benefits (Tables)

6 Months Ended

Jun. 30, 2014

Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]

Components of the net periodic benefit cost for both the Qualified and the Nonqualified Pension Plan

The following table presents the components of the net periodic benefit cost for the Pension Plans:

	For the Three Months Ended June 30,						For the Six Months Ended June 30,
	2014			2013			2014			2013
	(in thousands)
Service cost	$	1,595		$	1,914		$	3,168		$	3,146
Interest cost	688			468			1,095			813
Expected return on plan assets that reduces periodic pension costs	(604		)	(483		)	(989		)	(769		)
Amortization of prior service costs	5			5			9			9
Amortization of net actuarial loss	38			414			344			611
Net periodic benefit cost	$	1,722		$	2,318		$	3,627		$	3,810