Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2015

Compensation and Retirement Disclosure [Abstract]

Schedule of Net Benefit Costs

The components of net periodic benefit cost are as follows:

	Pension Benefits
	Three Months Ended June 30,						Six Months Ended June 30,
(In thousands)	2015			2014			2015			2014
Service cost	$	207		$	182		$	415		$	364
Interest cost	3,517			3,584			7,035			7,168
Expected return on assets	(3,902		)	(4,009		)	(7,804		)	(8,017		)
Amortization of unrecognized prior service costs	570			698			1,140			1,331
Amortization of actuarial losses/(gains)	1,057			804			2,113			1,513
Net periodic pension cost	$	1,449		$	1,259		$	2,899		$	2,359

	Postretirement Benefits
	Three Months Ended June 30,						Six Months Ended June 30,
(In thousands)	2015			2014			2015			2014
Service cost	$	41		$	16		$	83		$	33
Interest cost	144			164			288			327
Amortization of unrecognized prior service costs	(160		)	(117		)	(319		)	(234		)
Amortization of actuarial losses/(gains)	81			59			163			118
Net periodic postretirement cost	$	106		$	122		$	215		$	244