Other operating expenses - Summary of Cumulative Number of Shares Allocated On Variable Compensation (Parenthetical) (Detail) |
12 Months Ended |
|---|---|
|
Dec. 31, 2025
shares
| |
| 2023 [member] | |
| Disclosure of terms and conditions of share-based payment arrangement [line items] | |
| Number of shares allocated | 3,303 |
| 2024 [member] | |
| Disclosure of terms and conditions of share-based payment arrangement [line items] | |
| Number of shares allocated | 113,905 |
| 2025 [member] | |
| Disclosure of terms and conditions of share-based payment arrangement [line items] | |
| Number of shares allocated | 600,544 |