Benefit Obligations (Tables)

9 Months Ended

Oct. 02, 2011

Benefit Obligations [Abstract]

Components of net periodic benefit cost/(credit)

	Three Months Ended
	October 2, 2011						October 3, 2010
	Pension Benefits			Post-retirement Benefits			Pension Benefits			Post-retirement Benefits
	(In thousands)
Service cost	$	141		$	19		$	112		$	20
Interest cost		16,891			702			17,577			610
Expected return on plan assets		(16,999	)		(1,032	)		(17,864	)		(1,149	)
Amortization of transition asset		(5	)		—			—			—
Amortization of prior service cost		10			—			9			—
Amortization of net actuarial loss		1,688			237			540			—
Total benefit cost/(credit)	$	1,726		$	(74	)	$	374		$	(519	)

	Nine Months Ended
	October 2, 2011						October 3, 2010
	Pension Benefits			Post-retirement Benefits			Pension Benefits			Post-retirement Benefits
	(In thousands)
Service cost	$	416		$	57		$	343		$	61
Interest cost		50,670			1,948			52,747			1,830
Expected return on plan assets		(50,998	)		(3,097	)		(53,597	)		(3,447	)
Amortization of transition asset		(15	)		—			—			—
Amortization of prior service cost		31			—			29			—
Amortization of net actuarial loss		5,064			414			1,614			—
Total benefit cost/(credit)	$	5,168		$	(678	)	$	1,136		$	(1,556	)