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Schedule of Warrant Derivative Liabilities (Details) | Sep. 30, 2021 $ / shares | Dec. 31, 2020 $ / shares | Dec. 31, 2019
--- | --- | --- | ---
Measurement Input, Expected Term [Member] | Strome Warrants [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Warrants term | 1 year 8 months 12 days | 2 years 5 months 12 days | 3 years 5 months 12 days
Measurement Input, Expected Term [Member] | B. Riley Warrants [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Warrants term | 4 years 6 months | 4 years 9 months 14 days | 5 years 9 months 18 days
Measurement Input, Risk Free Interest Rate [Member] | Strome Warrants [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Warrants measurement input | 0.28 | 0.13 | 1.62
Measurement Input, Risk Free Interest Rate [Member] | B. Riley Warrants [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Warrants measurement input | 0.76 | 0.36 | 1.76
Measurement Input, Price Volatility [Member] | Strome Warrants [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Warrants measurement input | 153.59 | 150.55 | 144.56
Measurement Input, Price Volatility [Member] | B. Riley Warrants [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Warrants measurement input | 142.59 | 140.95 | 127.63
Measurement Input, Expected Dividend Rate [Member] | Strome Warrants [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Warrants measurement input | 0 | 0 | 0.0
Measurement Input, Expected Dividend Rate [Member] | B. Riley Warrants [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Warrants measurement input | 0 | 0 | 0.0
Transaction Date Closing Market [Member] | Strome Warrants [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Warrants measurement input | 0.38 | 0.60 |
Transaction Date Closing Market [Member] | B. Riley Warrants [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Warrants measurement input | 0.38 | 0.60 |
Measurement Input, Exercise Price [Member] | Strome Warrants [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Warrants measurement input | 0.50 | 0.50 |
Measurement Input, Exercise Price [Member] | B. Riley Warrants [Member] |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Warrants measurement input | 0.33 | 0.33 |

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- Definition Value of input used to measure outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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