Pension and Postretirement Benefit Plans AOCI Schedule (Details) (USD $) In Thousands, unless otherwise specified	Dec. 29, 2012	Dec. 31, 2011
U.S. Plans Benefits
Defined Benefit Plan Disclosure [Line Items]
Transition net asset	$ 0	$ 0
Net actuarial (gain) loss	4,688	3,610
Prior service cost	0	0
Net amounts recognized	4,688	3,610
Non-U.S. Plans Benefits
Defined Benefit Plan Disclosure [Line Items]
Transition net asset	0	0
Net actuarial (gain) loss	7,737	(10,949)
Prior service cost	0	0
Net amounts recognized	7,737	(10,949)
Non-U.S. Plans Benefits
Defined Benefit Plan Disclosure [Line Items]
Transition net asset	0	0
Net actuarial (gain) loss	443	295
Prior service cost	0	0
Net amounts recognized	$ 443	$ 295