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Inventories (Tables)
6 Months Ended
Jul. 03, 2011
Inventories [Abstract]  
Major classes of inventories
The major classes of inventories were as follows:
                 
    July 3, 2011     December 31, 2010  
    (In thousands)  
Raw materials
  $ 80,898     $ 64,146  
Work-in-process
    48,978       42,193  
Finished goods
    91,523       87,982  
Perishable tooling and supplies
    3,170       3,615  
 
           
Gross inventories
    224,569       197,936  
Obsolescence and other reserves
    (22,639 )     (22,277 )
 
           
Net inventories
  $ 201,930     $ 175,659