Annual report pursuant to Section 13 and 15(d)

SIGNIFICANT ACCOUNTING POLICIES - Revenue Recognition (Details)

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SIGNIFICANT ACCOUNTING POLICIES - Revenue Recognition (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disaggregation of Revenue [Line Items]    
Contract liabilities $ 395,914 $ 15,000
Minimum    
Disaggregation of Revenue [Line Items]    
Invoice payment terms 45 days  
Maximum    
Disaggregation of Revenue [Line Items]    
Invoice payment terms 90 days