Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Summary of Stock-Based Compensation Expense (Details)

v3.19.3
Stockholders' Equity - Summary of Stock-Based Compensation Expense (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Stock-based compensation expense $ 164,857 $ 214,846 $ 490,140 $ 374,979
General and Administrative        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Stock-based compensation expense 120,188 185,624 357,679 312,064
Production        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Stock-based compensation expense 18,140 6,595 52,131 13,058
Marketing and Selling        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Stock-based compensation expense 15,011 12,460 44,472 23,275
Research and Development        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Stock-based compensation expense $ 11,518 $ 10,167 $ 35,858 $ 26,582