XML 94 R108.htm IDEA: XBRL DOCUMENT v2.4.0.8
Postretirement Plans - Additional Information (Detail) (USD $)
 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended
Dec. 28, 2013
Dec. 29, 2012
Dec. 31, 2011
Dec. 28, 2013
Lepage 401(k) Plan
Dec. 28, 2013
Discretionary
Dec. 28, 2013
Maximum
Dec. 29, 2012
Maximum
Dec. 31, 2011
Maximum
Dec. 28, 2013
Minimum
May 20, 2011
Tasty Qualified Plan
Dec. 31, 2011
Tasty Nonqualified Plan
Dec. 28, 2013
Common Stock
Dec. 29, 2012
Common Stock
Dec. 28, 2013
Net Periodic Pension Cost
Dec. 28, 2013
Net Periodic Pension Cost
Dec. 29, 2012
Net Periodic Pension Cost
Dec. 31, 2011
Net Periodic Pension Cost
Dec. 28, 2013
Projected Benefit Obligation
Dec. 29, 2012
Projected Benefit Obligation
Dec. 28, 2013
Accumulated Benefit Obligations
Dec. 29, 2012
Accumulated Benefit Obligations
Dec. 28, 2013
Fair Value Of Plan Assets
Dec. 29, 2012
Fair Value Of Plan Assets
Dec. 28, 2013
Qualified Pension Plans
Dec. 28, 2013
Qualified Pension Plans
Required
Dec. 28, 2013
Non Qualified Pension Plans
Dec. 28, 2013
Non Qualified Pension Plans
Required
Dec. 28, 2013
Multiemployer Plans
Dec. 29, 2012
Multiemployer Plans
Dec. 31, 2011
Multiemployer Plans
Feb. 02, 2012
Multiemployer Plans
Dec. 28, 2013
Red Zone
Dec. 28, 2013
Yellow Zone
Dec. 28, 2013
Green Zone
Pension and Other Postretirement Benefits Disclosure [Line Items]                                                                    
Unfunded liability at acquisition                   $ 29,000,000                                                
Settlement cost                     200,000                                              
Expected pension income for fiscal 2014 9,838,000                                                                  
Actual return on plan assets 73,174,000 41,891,000 100,000                       73,174,000 41,891,000                                    
Amortization from accumulated other comprehensive income into net periodic benefit cost                           (1,000,000) 1,900,000                                      
Accumulated benefit obligation and projected benefit obligation in excess of plan assets                                   463,700,000 514,600,000 462,800,000 513,400,000 428,600,000 365,700,000                      
Expected long-term rate of return on plan assets 8.00%                         8.00% 8.00% 8.00% 8.00%                                  
Average annual return on the plan assets over the last 15 years 7.40%                                                                  
Defined benefit plan equity securities included in common stock                       3,030,363 3,030,363                                          
Percentage of total plan assets 100.00% 100.00%                   15.10% 12.90%                                          
Equity securities, amount                       65,100,000 47,000,000                                          
Contribution of company to company pension plans         9,838,000                   15,254,000 18,579,000                 5,000,000   400,000              
Expected company contribution 883,000                                             13,000,000   400,000                
Contributions by participants 364,000 356,000 400,000                                                              
Expense under plans (2,041,000) 1,570,000 222,000                                                 1,900,000 1,700,000 4,200,000        
Defined Benefit Pension Plan, Liabilities                                                       0 0   2,500,000      
Contribution of pension fund in excess of total contribution           5.00% 5.00% 5.00%                                                    
Percentage of funded under multi employer plans                 0.00%                                                  
Percentage of funded under multi employer plans                                                               Less than 65 percent Between 65 and less than 80 percent At least 80 percent
Total cost and employer contributions $ 23,000,000 $ 20,300,000 $ 18,200,000 $ 500,000