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Inventories
9 Months Ended
Sep. 30, 2013
Inventory Disclosure [Abstract]  
Inventories
2.     Inventories
 
Inventories as of September 30, 2013 and December 31, 2012 were as follows:
 
 
 
September 30,
 
December 31,
 
In thousands
 
2013
 
2012
 
Raw materials
 
$
13,940
 
$
12,501
 
Work in process
 
 
17,832
 
 
12,800
 
Finished goods
 
 
9,621
 
 
10,549
 
 
 
 
41,393
 
 
35,850
 
Less: Progress billings
 
 
(2,817)
 
 
(4,558)
 
Total inventories
 
$
38,576
 
$
31,292
 
 
Included in work in process is gross tooling inventory of $11.8 million and $8.0 million at September 30, 2013 and December 31, 2012, respectively. Tooling inventory, net of progress billings, was $9.0 million and $3.5 million at September 30, 2013 and December 31, 2012, respectively.