Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical)

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CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - USD ($)
Mar. 31, 2020
Dec. 31, 2019
Statement of Financial Position [Abstract]    
Allowance for doubtful accounts related to accounts receivable $ 30,000 $ 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 1,401,786 1,401,786
Preferred stock, outstanding 1,401,786 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 128,539,418 128,439,418
Common stock, outstanding 128,539,418 128,439,418