Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) |
Sep. 30, 2020 |
Dec. 31, 2019 |
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Trade accounts receivable, less allowance for doubtful accounts | $ 17,957,621 | $ 17,575,100 |
| Other receivables, less allowance for doubtful accounts | $ 27,318 | $ 22,729 |
| Preferred stock, par value | $ 0.001 | $ 0.001 |
| Preferred stock, shares authorized | 5,000,000 | 5,000,000 |
| Preferred stock, shares issued | ||
| Preferred stock, shares outstanding | ||
| Common stock, par value | $ 0.001 | $ 0.001 |
| Common stock, shares authorized | 95,000,000 | 95,000,000 |
| Common stock, shares issued | 43,579,557 | 43,579,557 |
| Common stock, shares outstanding | 43,579,557 | 43,579,557 |