Share-based Payment - Summary of Fair Values for Warrant Grants (Detail) - Warrants [member] |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2025
yr
€ / shares
|
Dec. 31, 2024
yr
€ / shares
|
Dec. 31, 2023
yr
€ / shares
|
|
| Disclosure of terms and conditions of share-based payment arrangement [line items] | |||
| Expected life of warrants (years) | yr | 6 | 6 | 6 |
| Weighted average exercise price | € 148.06 | € 122.48 | € 91.07 |
| Bottom of range [member] | |||
| Disclosure of terms and conditions of share-based payment arrangement [line items] | |||
| Expected volatility | 49.00% | 50.00% | 49.00% |
| Risk-free interest rate | 2.00% | 1.71% | 2.40% |
| Fair value of warrants granted in the year | € 56.45 | € 50.86 | € 37.34 |
| Top of range [member] | |||
| Disclosure of terms and conditions of share-based payment arrangement [line items] | |||
| Expected volatility | 51.00% | ||
| Risk-free interest rate | 2.32% | 2.57% | 2.97% |
| Fair value of warrants granted in the year | € 87.55 | € 70.39 | € 52.03 |