Share Capital and Capital Surplus and Others - Summary of changes in issued shares (Detail) - shares |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Disclosure of classes of share capital [line items] | ||
| Issued shares as of January 1 | 214,790,053 | 218,833,144 |
| Retirement of treasury shares | 0 | (4,043,091) |
| Issued shares as of December 31 | 214,790,053 | 214,790,053 |