Quarterly report pursuant to Section 13 or 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 ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Segment Reporting Information [Line Items]          
Revenue: $ 10,765,317 $ 10,751,994 $ 20,625,315 $ 20,863,770  
Operating Income (Loss): (1,081,455) (383,067) (2,070,842) (1,289,150)  
Non-current Assets: 30,567,665   30,567,665   $ 31,692,443
United States [Member]          
Segment Reporting Information [Line Items]          
Revenue: 8,598,831 8,675,754 16,510,926 16,904,900  
Operating Income (Loss): (1,123,772) (406,169) (2,064,843) (1,271,981)  
Non-current Assets: 26,800,768   26,800,768   26,812,062
South Africa [Member]          
Segment Reporting Information [Line Items]          
Revenue: 1,482,379 1,307,517 2,866,773 2,521,573  
Operating Income (Loss): (28,453) (57,571) (85,514) (117,629)  
Non-current Assets: 1,299,979   1,299,979   2,519,135
Europe [Member]          
Segment Reporting Information [Line Items]          
Revenue: 684,107 768,723 1,247,616 1,437,297  
Operating Income (Loss): 70,770 $ 80,673 79,515 $ 100,460  
Non-current Assets: $ 2,466,918   $ 2,466,918   $ 2,361,246