Profit Before Income Tax - Summary of Employees' Compensation and Remuneration to Directors (Detail) $ in Thousands, $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
|
Dec. 31, 2023
TWD ($)
|
Dec. 31, 2023
USD ($)
|
Dec. 31, 2022
TWD ($)
|
Dec. 31, 2021
TWD ($)
|
|
| Analysis Of Income And Expense [line items] | ||||
| Employees' compensation | $ 79,385 | $ 2,593 | $ 155,398 | |
| Remuneration to directors | $ 127,016 | $ 4,148 | 248,637 | |
| Resolved by the board of directors [member] | ||||
| Analysis Of Income And Expense [line items] | ||||
| Employees' compensation | 155,463 | $ 122,000 | ||
| Remuneration to directors | 247,000 | 194,000 | ||
| Recognized in the consolidated financial statements [member] | ||||
| Analysis Of Income And Expense [line items] | ||||
| Employees' compensation | 155,398 | 121,935 | ||
| Remuneration to directors | $ 248,637 | $ 195,095 | ||