Employee Benefit Plans (Tables)

6 Months Ended

Jun. 28, 2014

Compensation and Retirement Disclosure [Abstract]

Net pension cost

Net pension cost for the three and six months months ended June 28, 2014 and June 29, 2013 includes the following components (in thousands):

	Pension Benefits						Pension Benefits
	Three Months Ended						Six Months Ended
	June 28, 2014			June 29, 2013			June 28, 2014			June 29, 2013
Service cost	$	1,452		$	76		$	2,898		$	153
Interest cost	3,332			1,318			6,658			2,636
Expected return on plan assets	(379		)	(1,819		)	(762		)	(3,638		)
Amortization of prior service cost	4			15			8			30
Amortization of net loss	520			1,300			1,040			2,600
Net pension cost	$	4,929		$	890		$	9,842		$	1,781

	Other Post Retirement Benefits				Other Post Retirement Benefits
	Three Months Ended				Six Months Ended
	June 28, 2014		June 29, 2013		June 28, 2014		June 29, 2013
Service cost	$	44	$	—	$	88	$	—
Interest cost	21		—		42		—
Net pension cost	$	65	$	—	$	130	$	—