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Property, Plant, and Equipment (Tables)
6 Months Ended
Jun. 30, 2013
Property, Plant, and Equipment [Abstract]  
Components of property, plant and equipment
Property, plant, and equipment consists of:

(in thousands)
 
June 30, 2013
  
December 31, 2012
 
Leaseholds
 
$
1,729
  
$
1,716
 
Furniture
  
952
   
952
 
Equipment
  
1,503
   
1,473
 
Computers
  
2,129
   
2,141
 
Buildings and land
  
603
   
603
 
 
  
6,916
   
6,885
 
Accumulated depreciation
  
(3,409
)
  
(2,843
)
Total
 
$
3,507
  
$
4,042