v2.4.0.6
Geographic Information (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Segment Reporting Information [Line Items]        
Net sales by geographical area $ 8,111 $ 6,318 $ 20,469 $ 15,787
Central America [Member]
       
Segment Reporting Information [Line Items]        
Net sales by geographical area 2,409 2,624 4,592 5,119
South America [Member]
       
Segment Reporting Information [Line Items]        
Net sales by geographical area 2,003 2,433 6,042 9,053
Mexico [Member]
       
Segment Reporting Information [Line Items]        
Net sales by geographical area 493 151 1,569 151
U.S.-based Latin American distributors [Member]
       
Segment Reporting Information [Line Items]        
Net sales by geographical area 2,170 966 3,861 1,277
Europe, Middle East and Africa [Member]
       
Segment Reporting Information [Line Items]        
Net sales by geographical area 952   4,129  
Asia Pacific [Member]
       
Segment Reporting Information [Line Items]        
Net sales by geographical area $ 84 $ 144 $ 276 $ 187