Quarterly report pursuant to Section 13 or 15(d)

SIGNIFICANT ACCOUNTING POLICIES - Revenue (Details)

v3.20.2
SIGNIFICANT ACCOUNTING POLICIES - Revenue (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Disaggregation of Revenue [Line Items]          
Revenue recognized $ 280,401 $ 55,872 $ 453,513 $ 161,828  
Contract liabilities 15,000   $ 15,000   $ 15,000
Minimum          
Disaggregation of Revenue [Line Items]          
Invoice payment terms     45 days    
Maximum          
Disaggregation of Revenue [Line Items]          
Invoice payment terms     90 days    
KAI          
Disaggregation of Revenue [Line Items]          
Revenue recognized $ 0   $ 1,300,338