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v3.23.1

Warrants - fair value of warrants liabilities (Details) | Mar. 31, 2023 Y $ / shares | Dec. 31, 2022 $ / shares Y
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Exercise price |  |
Warrants |  |
Warrants measurement input | 0.96 |
Risk free interest rate |  |
Warrants |  |
Warrants measurement input | 4.09 |
Expected volatility |  |
Warrants |  |
Warrants measurement input | 92.90 |
Expected term |  |
Warrants |  |
Warrants measurement input | Y | 3 |
Minimum | Fair Value of Warrants |  |
Warrants |  |
Warrants measurement input |  | 1.80
Minimum | Exercise price |  |
Warrants |  |
Warrants measurement input |  | 1.00
Minimum | Risk free interest rate |  |
Warrants |  |
Warrants measurement input |  | 2.09
Minimum | Expected volatility |  |
Warrants |  |
Warrants measurement input |  | 53.22
Minimum | Expected term |  |
Warrants |  |
Warrants measurement input | Y |  | 1
Maximum | Fair Value of Warrants |  |
Warrants |  |
Warrants measurement input |  | 13.10
Maximum | Exercise price |  |
Warrants |  |
Warrants measurement input |  | 1.05
Maximum | Risk free interest rate |  |
Warrants |  |
Warrants measurement input |  | 4.05
Maximum | Expected volatility |  |
Warrants |  |
Warrants measurement input |  | 104.50
Maximum | Expected term |  |
Warrants |  |
Warrants measurement input | Y |  | 3

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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 https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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