Pension and Other Postretirement Obligations (Tables)

9 Months Ended

Sep. 29, 2013

Compensation And Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Costs

The following table provides the components of net periodic benefit costs for our pension and other postretirement benefit plans:

	Pension Obligations						Other Postretirement Obligations
	September 29, 2013			September 30, 2012			September 29, 2013			September 30, 2012
	(In thousands)
Three Months Ended
Service cost	$	1,677		$	1,435		$	33		$	32
Interest cost		2,924			3,018			517			580
Expected return on plan assets		(3,396	)		(3,171	)		—			—
Amortization of prior service credit		(8	)		(20	)		(27	)		(29	)
Actuarial losses		1,662			1,493			278			252
Net periodic benefit cost	$	2,859		$	2,755		$	801		$	835
Nine Months Ended
Service cost	$	5,040		$	4,299		$	101		$	94
Interest cost		8,786			9,065			1,600			1,713
Expected return on plan assets		(10,193	)		(9,504	)		—			—
Amortization of prior service credit		(23	)		(59	)		(82	)		(87	)
Actuarial losses		4,995			4,475			876			738
Net periodic benefit cost	$	8,605		$	8,276		$	2,495		$	2,458