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Inventories (Tables)
12 Months Ended
Dec. 31, 2013
Inventory Disclosure [Abstract]  
Inventories
Inventories consist of the following:
 
December 31,
 
2013
 
2012
 
(in thousands)
 
 
 
 
 
Refrigerant and cylinders
 
$
8,238
 
$
9,893
 
Packaged refrigerants
 
 
25,729
 
 
30,274
 
Total
 
$
33,967
 
$
40,167