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Inventories
3 Months Ended
Mar. 31, 2015
Inventory Disclosure [Abstract]  
Inventories
5. Inventories

 

(Table only in thousands)    March 31,
2015
     December 31,
2014
 

Raw materials

   $ 19,450       $ 18,848   

Work in process

     2,548         2,644   

Finished goods

     2,505         2,492   

Obsolescence allowance

     (685      (568
  

 

 

    

 

 

 
$ 23,818    $ 23,416   
  

 

 

    

 

 

 

Amounts credited to the allowance for obsolete inventory and charged to cost of sales amounted to $0.1 million and $0.2 million for the three-month periods ended March 31, 2015 and 2014, respectively.