Related Party Transactions - Summary of Compensation to Key Management Personnel (Detail) $ in Thousands, $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
|
Dec. 31, 2025
TWD ($)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
TWD ($)
|
Dec. 31, 2023
TWD ($)
|
|
| Disclosure of transactions between related parties [abstract] | ||||
| Short-term employee benefits | $ 1,531,851 | $ 48,832 | $ 1,350,476 | $ 1,390,127 |
| Post-employment benefits | 6,520 | 208 | 3,288 | 3,841 |
| Share-based payments | 614,268 | 19,581 | 229,697 | 21,033 |
| Total | $ 2,152,639 | $ 68,621 | $ 1,583,461 | $ 1,415,001 |