Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2013

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost (Credit)

The following table summarizes the components of net periodic benefit (credit) cost for the Company’s various defined benefit employee pension and postretirement plans for the three and six months ended June 30, 2013 and July 1, 2012:

	Defined Benefit Pension Benefits						Postretirement Medical Benefits
	Three Months Ended
	June 30, 2013			July 1, 2012			June 30, 2013			July 1, 2012
	(In thousands)
Service cost	$	916		$	977		$	28		$	28
Interest cost	5,298			5,792			36			37
Expected return on plan assets	(6,253		)	(5,140		)	(241		)	(219		)
Amortization of prior service costs	(67		)	(60		)	—			—
Net periodic benefit (credit) cost	$	(106	)	$	1,569		$	(177	)	$	(154	)

	Defined Benefit Pension Benefits						Postretirement Medical Benefits
	Six Months Ended
	June 30, 2013			July 1, 2012			June 30, 2013			July 1, 2012
	(In thousands)
Service cost	$	1,841		$	1,957		$	56		$	56
Interest cost	10,613			11,607			72			74
Expected return on plan assets	(12,517		)	(10,282		)	(482		)	(438		)
Amortization of prior service	(134		)	(120		)	—			—
Net periodic benefit (credit) cost	$	(197	)	$	3,162		$	(354	)	$	(308	)