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Inventories
6 Months Ended
Jun. 29, 2014
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]
Inventories
(Dollars in thousands)
 
 
 
 
June 29, 2014
 
December 29, 2013
Raw materials
$
16,761

 
$
15,631

Work in process
25,178

 
27,835

Finished goods
24,660

 
23,727

Inventories
$
66,599

 
$
67,193


Service wheel and supplies inventory included in other non-current assets in the condensed consolidated balance sheets totaled $7.2 million and $5.6 million at June 29, 2014 and December 29, 2013, respectively. Included in raw materials was supplies inventory totaling $9.4 million and $9.2 million at June 29, 2014 and December 29, 2013, respectively.