Retirement Plans (Tables)

3 Months Ended

Mar. 30, 2013

Compensation and Retirement Disclosure [Abstract]

Pension and Other Post Retirement Benefit Plans [Table Text Block]

The components of the net periodic expense for the Company’s pension plans and other postretirement benefit plans are as follows (in thousands):

	For the Three Months Ended
	March 30, 2013			March 31, 2012
Service cost	$	—		$	517
Interest cost	3,421			3,633
Expected return on plan assets	(4,618		)	(4,258		)
Net amortization and deferral	(2		)	(1		)
Recognized net actuarial loss	1,992			1,628
Net periodic expense	$	793		$	1,519