Employee Benefits Plan (Tables)

3 Months Ended

Mar. 31, 2015

Compensation and Retirement Disclosure [Abstract]

Schedule of net periodic benefit cost

Components of Net Periodic Benefit Cost

		Pension Benefits Three Months Ended						Life and Health Three Months Ended				SERP Benefits Three Months Ended
(in thousands)		03/31/2015			03/31/2014			03/31/2015		03/31/2014		03/31/2015		03/31/2014
Service cost	$	684		$	625		$	61	$	55	$	66	$	93
Interest cost		752			768			93		98		240		214
Expected return on plan assets		(1,242	)		(1,258	)		0		0		0		0
Amortization of net retirement plan actuarial loss		586			225			15		11		130		84
Amortization of net retirement plan prior service
(credit) cost		(217	)		(31	)		4		4		34		41
Net periodic benefit cost	$	563		$	329		$	173	$	168	$	470	$	432