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v3.23.1

Stockholders’ equity (Details Narrative) - $ / shares | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Class of Stock [Line Items] |  |
Treasury shares, acquired | 135,360 | 28,668,037
Treasury stock, acquired, average purchase price | $ 0.74 | $ 0.07
Treasury shares, sold | 6,879,860 | 26,249,508
Treasury shares, sold, average sale price | $ 0.63 | $ 1.17
Common Shares - Class B |  |
Class of Stock [Line Items] |  |
Shares repurchased | 135,360 |
Common stock, par value | $ 0.05 | 0.05
Common Shares - Class A |  |
Class of Stock [Line Items] |  |
Common stock, par value | $ 0.01 | $ 0.01

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