Pension and Postretirement Benefits (Tables)

3 Months Ended

Mar. 31, 2014

Schedule of Components of Net Periodic Benefit Cost

The estimated components of the recorded net periodic benefit cost (credit) for pension and postretirement benefits are as follows:

	Three Months Ended March 31,
	Pension						Postretirement Benefits
	2014			2013			2014			2013
	(Dollars in Thousands)
Service cost	$	3,730		$	4,064		$	55		$	65
Interest cost		6,590			5,749			290			248
Expected return on assets		(7,698	)		(6,663	)		--			--
Amortization of:
Prior service cost (credit)		111			112			(814	)		(814	)
Actuarial loss (gain)		1,202			3,835			(35	)		--
Net periodic benefit cost (credit)	$	3,935		$	7,097		$	(504	)	$	(501	)