Annual report pursuant to Section 13 and 15(d)

Segments of Business - Summary of Revenues, Operating Loss, Long-Lived Assets By Geographic Area (Details)

v3.7.0.1
Segments of Business - Summary of Revenues, Operating Loss, Long-Lived Assets By Geographic Area (Details) - USD ($)
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Segment Reporting Information [Line Items]    
Revenue: $ 41,702,001 $ 35,353,587
Operating Income (Loss): (2,619,888) (5,079,799)
Non-current Assets: 31,692,443 38,386,631
United States [Member]    
Segment Reporting Information [Line Items]    
Revenue: 33,374,791 25,528,468
Operating Income (Loss): (2,712,766) (5,114,687)
Non-current Assets: 26,812,062 33,417,290
South Africa [Member]    
Segment Reporting Information [Line Items]    
Revenue: 5,409,648 6,430,524
Operating Income (Loss): (114,971) (162,228)
Non-current Assets: 2,519,135 2,186,644
Europe [Member]    
Segment Reporting Information [Line Items]    
Revenue: 2,917,562 3,394,595
Operating Income (Loss): 207,849 197,116
Non-current Assets: $ 2,361,246 $ 2,782,697