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Note 4 - Personnel Expenses, Including Share-based Compensation (Details Textual) $ / shares in Units, $ in Millions | 2 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 28, 2025 shares $ / shares | Dec. 31, 2024 USD ($) shares $ / shares | Dec. 31, 2023 shares $ / shares
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Weighted average grant date fair value of RSUs granted | $ 19.67 |  |
Number of other equity instruments granted in share-based payment arrangement | shares | 1,853,450 |  |
Opera [member] |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Weighted average grant date fair value of RSUs granted |  | $ 12.58 | $ 8.39
Kunlun Tech [member] |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Weighted average grant date fair value of RSUs granted |  | $ 3.22 | $ 2.01
Options and RSUs [member] |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Weighted average remaining contractual life of outstanding share options and other equity instruments (Year) |  | 5 months 8 days | 7 months 20 days
Kunlun Tech RSU [member] |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Weighted average remaining contractual life of outstanding share options and other equity instruments (Year) |  | 9 months 14 days | 1 year 1 month 6 days
Weighted average grant date fair value of RSUs granted |  | $ 3.22 | $ 2.01
Number of other equity instruments granted in share-based payment arrangement | shares |  | 1,610,824 | 6,200,000
Share-based compensation | $ |  | $ (2.9) |
Kunlun Tech RSU [member] | Opera [member] |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Number of other equity instruments granted in share-based payment arrangement | shares |  | 1,666,500 |
RSU [member] |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Weighted average grant date fair value of RSUs granted |  | $ 12.58 | $ 8.39
Number of other equity instruments granted in share-based payment arrangement | shares |  | 390,000 | 934,359

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