Retirement Plans (Tables)

6 Months Ended

Jun. 28, 2014

Compensation and Retirement Disclosure [Abstract]

Schedule of net periodic (benefit) expenses

The components of the net periodic (benefit) expense for the Company’s pension plans, supplemental executive retirement plans ("SERP") and other postretirement benefit plans ("OPEB") are as follows (in thousands):

	For the Three Months Ended						For the Six Months Ended
	June 28, 2014			June 29, 2013			June 28, 2014			June 29, 2013
Service cost	$	—		$	—		$	1		$	—
Interest cost	3,707			3,421			7,413			6,842
Expected return on plan assets	(5,206		)	(4,618		)	(10,412		)	(9,236		)
Net amortization and deferral	—			(2		)	—			(4		)
Recognized net actuarial loss	794			1,992			1,587			3,984
Net periodic (benefit) expense	$	(705	)	$	793		$	(1,411	)	$	1,586