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Discontinued Operations (Tables)
6 Months Ended
Jun. 30, 2014
Discontinued Operations and Disposal Groups [Abstract]  
Summary of the components of loss from discontinued operations
The following is a summary of the components of loss from discontinued operations for the three and six months ended June 30, 2013 and 2014 (in thousands):
 
Three Months Ended
 
Six Months Ended
 
June 30,
 
June 30,
 
2013
 
2014
 
2013
 
2014
Net revenue
$
2

 
$

 
$
22

 
$

Cost of goods sold
11

 

 
142

 

Gross loss
(9
)
 

 
(120
)
 

Operating expenses:
 
 
 
 
 
 
 
     Research and development

 

 

 

     Sales and marketing

 

 

 

     General and administrative
3

 

 
323

 

     Restructuring charge

 

 
(10
)
 

          Total operating expenses
3

 

 
313

 

Operating loss
(12
)
 

 
(433
)
 

Other expense, net

 

 

 

Loss from discontinued operations
$
(12
)
 
$

 
$
(433
)
 
$