Employee Benefit Plans (Tables)

6 Months Ended

Jun. 29, 2014

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost (Credit)

The following table summarizes the components of net periodic benefit cost (credit) for the Company’s various defined benefit employee pension and postretirement plans for the three and six months ended June 29, 2014 and June 30, 2013:

	Defined Benefit Pension Benefits						Postretirement Medical Benefits
	Three Months Ended
	June 29, 2014			June 30, 2013			June 29, 2014			June 30, 2013
	(In thousands)
Service cost	$	1,034		$	916		$	24		$	28
Interest cost	5,931			5,298			39			36
Expected return on plan assets	(6,280		)	(6,253		)	(241		)	(241		)
Amortization of prior service costs	(71		)	(67		)	—			—
Net periodic benefit cost (credit)	$	614		$	(106	)	$	(178	)	$	(177	)

	Defined Benefit Pension Benefits						Postretirement Medical Benefits
	Six Months Ended
	June 29, 2014			June 30, 2013			June 29, 2014			June 30, 2013
	(In thousands)
Service cost	$	2,064		$	1,841		$	48		$	56
Interest cost	11,847			10,613			77			72
Expected return on plan assets	(12,543		)	(12,517		)	(482		)	(482		)
Amortization of prior service	(142		)	(134		)	—			—
Net periodic benefit cost (credit)	$	1,226		$	(197	)	$	(357	)	$	(354	)