Pension and postretirement benefits (Tables)

3 Months Ended

Mar. 31, 2014

Pension Plans, Defined Benefit [Member]

Schedule Of Net Benefit Costs Table Text Block

		Pension Plan				Benefit Restoration Plans
		Quarters ended March 31,				Quarters ended March 31,
(In thousands)		2014		2013		2014		2013
Interest Cost	$	7,461	$	6,966	$	415	$	373
Expected return on plan assets		(11,630)		(10,804)		(606)		(542)
Amortization of net loss		2,018		5,363		108		333
Total net periodic pension cost (benefit)	$	(2,151)	$	1,525	$	(83)	$	164

Other Postretirement Benefit Plans Defined Benefit [Member]

Schedule Of Net Benefit Costs Table Text Block

		Quarters ended March 31,
(In thousands)		2014		2013
Service cost	$	364	$	564
Interest cost		1,712		1,712
Amortization of prior service cost		(950)		-
Amortization of net loss		-		473
Total postretirement cost	$	1,126	$	2,749