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Inventories
6 Months Ended
Jun. 24, 2012
Inventories [Abstract]  
Inventory Disclosure [Text Block]
Inventories
(Dollars in thousands)
 
 
 
 
June 24, 2012
 
December 25, 2011
Raw materials
$
20,268

 
$
24,347

Work in process
28,563

 
26,921

Finished goods
18,380

 
15,665

Inventories
$
67,211

 
$
66,933


Service wheel inventory included in other non-current assets in the condensed consolidated balance sheets was $3.2 million and $2.8 million at June 24, 2012 and December 25, 2011, respectively.