XML 60 R48.htm IDEA: XBRL DOCUMENT v3.22.1
Accounts Receivable (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Accounts Receivable [Abstract]    
Allowances for credit losses $ 963,116 $ 795,914
Provision for doubtful accounts $ 167,202 $ 10,018