v3.21.2
Summary of Significant Accounting Policies - Accounts Receivable (Details) - USD ($)
6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Summary of Significant Accounting Policies    
Allowance for doubtful accounts, beginning of period $ 27,162 $ 2,467
Bad debt expense 34,976 16,872
Allowance for doubtful accounts, end of period $ 62,138 $ 19,339