Quarterly report pursuant to Section 13 or 15(d)

CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical)

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CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - USD ($)
Sep. 30, 2021
Dec. 31, 2020
Statement of Financial Position [Abstract]    
Allowance for doubtful accounts related to accounts receivable $ 19,896 $ 30,000
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, authorized 10,000,000 10,000,000
Preferred stock, issued 0 1,401,786
Preferred stock, outstanding 0 1,401,786
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, authorized 250,000,000 250,000,000
Common stock, issued 6,692,742 3,213,486
Common stock, outstanding 6,692,742 3,213,486