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Segment Information (Tables)
6 Months Ended
Jun. 30, 2012
Segment Reporting [Abstract]  
Net revenue by geographic area
Net revenue is recorded in the geographic area in which the sale is originated. Information concerning principal geographic areas in which we operate is as follows (in thousands):
 
 
Three Months Ended
 
Six Months Ended
 
June 30,
 
June 30,
 
2011
 
2012
 
2011
 
2012
Net revenue:
 
 
 
 
 
 
 
United States
$
52,594

 
$
47,402

 
$
100,665

 
$
101,529

Europe
14

 
4

 
59

 
9

Asia
571

 
363

 
1,629

 
975

 
$
53,179

 
$
47,769

 
$
102,353

 
$
102,513