CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Allowance for doubtful debts	$ 391,575	$ 653,272
Intangible assets, accumulated amortization	$ 6,932,935	$ 5,747,941
Common stock, par value	$ 0.015	$ 0.015
Common stock, authorized	200,000,000	40,000,000
Common stock, issued	7,768,684	6,618,785
Common stock, Outstanding	7,768,684	6,618,785
Preferred stock, authorized shares	10,000,000
Series C Preferred Stock [Member]
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, authorized shares	50,000	50,000