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Schedule of Warrants Activity (Details) - $ / shares | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Equity [Abstract] |  |  |
Warrants Outstanding, Beginning balance | 194,317 | 136,993 |
Warrants, Weighted Average Exercise Price Outstanding, beginning balance | $ 32.50 | $ 35.50 |
Weighted Average Remaining Contractual Life (in years) | 3 years 2 months 15 days | 1 year 6 months 7 days | 1 year 11 months 23 days
Warrants Exercisable, Beginning balance | 194,317 |  |
Warrants, Weighted Average Exercise Price Exercisable, Beginning balance | $ 32.50 |  |
Warrants Granted | 326,075 | 62,325 |
Warrants, Weighted Average Exercise Price, Granted | $ 8.13 | $ 26.50 |
Warrants Exercised | (2,133) |  |
Warrants, Weighted Average Exercise Price, Exercised | $ 12.50 |  |
Warrants Forfeited/Cancelled | (44,650) | (5,000) |
Warrants, Weighted Average Exercise Price, Forfeited/Cancelled | $ 23.49 | $ 40.00 |
Warrants Outstanding, Ending balance | 473,609 | 194,317 | 136,993
Warrants, Weighted Average Exercise Price Outstanding, Ending balance | $ 16.68 | $ 32.50 | $ 35.50
Warrants Exercisable, Ending balance | 473,609 | 194,317 |
Warrants, Weighted Average Exercise Price Exercisable, Ending balance | $ 16.68 | $ 32.50 |
Weighted Average Remaining Contractual Life (in years), Exercisable | 3 years 2 months 15 days | 1 year 6 months 7 days |

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- Definition Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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