Benefit Plans

6 Months Ended

Jun. 30, 2012

Benefit Plans

12.     Benefit Plans

Components of net periodic benefit cost were as follows:

	Three months ended
	Pension benefits						Post-retirement
In thousands	June 30, 2012			July 2, 2011			June 30, 2012			July 2, 2011
Service cost	$	3,761		$	3,131		$	55		$	45
Interest cost		8,087			8,225			422			472
Expected return on plan assets		(7,844	)		(7,964	)		—			—
Amortization of prior year service cost (benefit)		—			—			(6	)		(7)
Recognized net actuarial loss (gains)		2,577			972			(602	)		(827)
Net periodic benefit cost (income)	$	6,581		$	4,364		$	(131	)	$	(317)
	Six months ended
	Pension benefits						Post-retirement
In thousands	June 30, 2012			July 2, 2011			June 30, 2012			July 2, 2011
Service cost	$	7,522		$	6,261		$	110		$	90
Interest cost		16,174			16,450			844			944
Expected return on plan assets		(15,688	)		(15,927	)		—			—
Amortization of prior year service cost (benefit)		—			—			(12	)		(14)
Recognized net actuarial loss (gains)		5,154			1,943			(1,204	)		(1,653)
Net periodic benefit cost (income)	$	13,162		$	8,727		$	(262	)	$	(633)