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Geographic Information and Concentrations of Risk (Tables)
12 Months Ended
Dec. 31, 2018
Segment Reporting [Abstract]  
Schedule of Geographic Concentration of Assets
The following table details the geographic concentration of the Company’s assets (in thousands):
 
December 31,
 
2018
 
2017
United States and Canada
$
79,809

 
$
65,208

South Africa
56,937

 
68,186

Other
25,510

 
24,813

 
$
162,256

 
$
158,207

Schedule of Geographic Concentration of Net Revenues
The following table details the Company’s net revenues by geographic region based on shipping destination (in thousands):
 
Year Ended
December 31,
 
2018
 
2017
United States and Canada
$
139,246

 
$
156,661

South Africa
38,608

 
39,182

Other
24,609

 
23,454

Total
$
202,463

 
$
219,297