Balance Sheets (Parenthetical) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Statement of Financial Position [Abstract]
Accounts receivable, allowance	$ 401,692	$ 380,212
Series A Convertible Preferred Stock, par value	$ 0.001	$ 0.001
Series A Convertible Preferred Stock, shares outstanding	22,918	23,110
Series B Convertible Preferred Stock, par value	$ 0.001	$ 0.001
Series B Convertible Preferred Stock, shares authorized	10,000,000	10,000,000
Series B Convertible Preferred Stock, shares outstanding	5,610,121	5,610,121
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	300,000,000	300,000,000
Common stock, shares issued	69,040,781	68,529,623
Treasury stock, shares	4,015	4,015