Retirement Plans (Tables)

6 Months Ended

Jun. 30, 2015

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

Schedule Of Net Periodic Benefit Cost (Credit) For Pension And Postretirement Plans

	Pension benefits						Supplemental retirement benefits				Postretirement benefits						Pension benefits						Supplemental retirement benefits				Postretirement benefits
(In thousands)	Three Months Ended June 30,																Six Months Ended June 30,
	2015			2014			2015		2014		2015			2014			2015			2014			2015		2014		2015			2014
Service cost	$	—		$	—		$	—	$	—	$	8		$	8		$	—		$	—		$	—	$	—	$	16		$	16
Interest cost	1,783			1,880			101		113		10			12			3,566			3,760			201		227		20			23
Expected return on plan assets	(3,090		)	(3,326		)											(6,180		)	(6,652		)
Amortization of prior service cost							—		13		—			—									—		25		—			—
Amortization of net actuarial (gain) loss	1,574			797			31		5		(13		)	(18		)	3,147			1,593			62		10		(26		)	(35		)
Net periodic benefit cost (credit)	$	267		$	(649	)	$	132	$	131	$	5		$	2		$	533		$	(1,299	)	$	263	$	262	$	10		$	4