Pension and postretirement benefits (Tables)

9 Months Ended

Sep. 30, 2013

Pension Plans, Defined Benefit [Member]

Schedule Of Net Benefit Costs Table Text Block

		Pension Plan				Benefit Restoration Plans
		Quarters ended September 30,				Quarters ended September 30,
(In thousands)		2013		2012		2013		2012
Interest Cost	$	6,966	$	7,495	$	373	$	393
Expected return on plan assets		(10,804)		(9,810)		(542)		(526)
Amortization of net loss		5,363		5,426		332		323
Total net periodic pension cost (benefit)	$	1,525	$	3,111	$	163	$	190

		Pension Plans				Benefit Restoration Plans
		Nine months ended September 30,				Nine months ended September 30,
(In thousands)		2013		2012		2013		2012
Interest Cost	$	20,897	$	22,486	$	1,120	$	1,179
Expected return on plan assets		(32,412)		(29,430)		(1,625)		(1,578)
Amortization of net loss		16,089		16,277		998		969
Total net periodic pension cost (benefit)	$	4,574	$	9,333	$	493	$	570

Other Postretirement Benefit Plans Defined Benefit [Member]

Schedule Of Net Benefit Costs Table Text Block

		Postretirement Benefit Plan
		Quarters ended September 30,				Nine months ended September 30,
(In thousands)		2013		2012		2013		2012
Service cost	$	564	$	548	$	1,693	$	1,642
Interest cost		1,712		1,950		5,136		5,851
Amortization of prior service cost		-		(50)		-		(150)
Amortization of net loss		473		540		1,419		1,621
Total net periodic postretirement benefit cost	$	2,749	$	2,988	$	8,248	$	8,964