v2.4.0.8
Pension and Postretirement Benefit Plans Narrative (Details) (USD $)
3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended 3 Months Ended 12 Months Ended
Jun. 29, 2013
Jun. 30, 2012
Jun. 29, 2013
Jun. 30, 2012
Jun. 29, 2013
Pension Plans
Jun. 30, 2012
Pension Plans
Jun. 29, 2013
Pension Plans
Jun. 30, 2012
Pension Plans
Dec. 29, 2012
Canadian Plans
pension_plan
Dec. 29, 2012
Canadian Plans
Special Charges Net
Dec. 29, 2012
Other Current Assets
Canadian Plans
Defined Benefit Plan Disclosure [Line Items]                      
Number of liquidated pension plans                 2    
Current assets                     $ 300,000
Curtailment / settlement (gain) loss         0 233,000 0 233,000   800,000  
Contributions by employer         1,000,000   2,700,000        
Employer contributions in 2013         5,300,000   5,300,000        
Reclassed out of AOCI ($0.1 million for 3 months ended March 30, 2013 and less than $0.1 million in the three months ended March 31, 2012) $ 100,000 $ 100,000 $ 200,000 $ 100,000