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Note 7 - Acquisition-related Items (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Schedule of Acquisition Related Expenses [Table Text Block] |
|  | Year ended December 31, |
|  | 2022 |  |  | 2021 |
Transaction costs |  | $ | 23,275 |  |  | $ | 13,030 |
Contingent consideration fair value adjustments (note 25) |  |  | 3,700 |  |  |  | 42,686 |
Contingent consideration compensation expense |  |  | 50,169 |  |  |  | 5,292 |
|  | $ | 77,144 |  |  | $ | 61,008 |

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