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
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Segment Reporting Information [Line Items]      
Revenue: $ 9,859,997 $ 10,111,776  
Operating Income (Loss): (989,388) (906,083)  
Non-current Assets: 31,644,292   $ 31,692,443
United States [Member]      
Segment Reporting Information [Line Items]      
Revenue: 7,912,094 8,229,146  
Operating Income (Loss): (941,072) (865,812)  
Non-current Assets: 26,761,752   26,812,062
South Africa [Member]      
Segment Reporting Information [Line Items]      
Revenue: 1,384,394 1,214,056  
Operating Income (Loss): (57,061) (60,057)  
Non-current Assets: 2,517,644   2,519,135
Europe [Member]      
Segment Reporting Information [Line Items]      
Revenue: 563,509 668,574  
Operating Income (Loss): 8,745 $ 19,786  
Non-current Assets: $ 2,364,896   $ 2,361,246