XML 71 R60.htm IDEA: XBRL DOCUMENT v3.10.0.1
Segments - Summary of Net Sales Attributed to Customers Geographical Segment (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Revenue $ 9,728,712 $ 9,318,918 $ 19,429,573 $ 20,107,237
United States [Member]        
Revenue 9,242,956 8,475,694 18,270,848 18,420,847
Foreign Countries [Member]        
Revenue $ 485,726 $ 843,224 $ 1,158,725 $ 1,686,390