v3.25.4

Share-based Payment - Schedule of Warrant Activity (Detail) | 12 Months Ended
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Dec. 31, 2025 € / shares | Dec. 31, 2024 € / shares | Dec. 31, 2023 € / shares
Disclosure Of Warrant Activity [line items] |  |  |
Ending balance | 5,222,591 |  |
Beginning balance | € 93.25 | € 86.38 | € 81.3
Ending balance | € 103.24 | € 93.25 | € 86.38
Warrants [member] |  |  |
Disclosure Of Warrant Activity [line items] |  |  |
Beginning balance | 6,204,122 | 6,523,784 | 6,864,011
Granted during the year | 434,883 | 504,105 | 395,275
Exercised during the year | (1,287,921) | (682,048) | (555,144)
Forfeited during the year | (128,243) | (141,719) | (180,358)
Expired during the year | (250) |  |
Ending balance | 5,222,591 | 6,204,122 | 6,523,784
Vested at the reporting date | 4,419,487 | 5,226,643 | 5,273,056
Granted during the year | € 148.06 | € 122.48 | € 91.07
Exercised during the year | 68.76 | 43.35 | 17.76
Forfeited during the year | 109.52 | 107.85 | 115.79
Expired during the year | 15.68 |  |
Ending balance | 103.24 |  |
Vested at the reporting date | € 97.98 | € 89.33 | € 80.02

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