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INVENTORIES (Tables)
9 Months Ended
Sep. 28, 2013
INVENTORIES [Abstract]  
Schedule of Inventories

Inventories consist of the following:

 

    September 28,
2013
    December 31,
2012
 
Inventory at FIFO                
Finished products   $ 5,585     $ 3,615  
Materials and work in process     55,494       52,212  
Gross inventories     61,079       55,827  
Less: LIFO reserve     (39,145 )     (38,089 )
Less: excess and obsolescence reserve     (1,966 )     (1,729 )
Net inventories   $ 19,968     $ 16,009