Quarterly report pursuant to Section 13 or 15(d)

Changes in Accumulated Other Comprehensive Income (Loss) (Detail)

v2.4.0.6
Changes in Accumulated Other Comprehensive Income (Loss) (Detail) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 30, 2013
Mar. 31, 2012
Schedule of Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance $ (453,895)  
Other comprehensive income (loss) before reclassifications 20,231  
Amounts reclassified from accumulated other comprehensive income (loss) 10,529  
Net other comprehensive income (loss) 30,760 44,498
Ending balance (423,135) (376,979)
Accumulated Translation Adjustment
    
Schedule of Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance (4,068)  
Other comprehensive income (loss) before reclassifications (13,798)  
Net other comprehensive income (loss) (13,798)  
Ending balance (17,866)  
Accumulated Defined Benefit Plans Adjustment
    
Schedule of Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance (420,538)  
Amounts reclassified from accumulated other comprehensive income (loss) 12,859  
Net other comprehensive income (loss) 12,859  
Ending balance (407,679)  
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges
    
Schedule of Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance (29,430)  
Other comprehensive income (loss) before reclassifications 33,684  
Amounts reclassified from accumulated other comprehensive income (loss) (2,330)  
Net other comprehensive income (loss) 31,354  
Ending balance 1,924  
Accumulated Net Unrealized Investment Gain (Loss)
    
Schedule of Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance 141  
Other comprehensive income (loss) before reclassifications 345  
Net other comprehensive income (loss) 345  
Ending balance $ 486