Contents of Significant Accounts - Aggregate Amount of the Company's Share of its Individually Immaterial Associates (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 associates [line items] | ||||
| Income (loss) from continuing operations | $ 657,163 | $ 20,949 | $ 1,238,628 | $ 4,307,614 |
| Aggregated individually immaterial associates [member] | ||||
| Disclosure of associates [line items] | ||||
| Income (loss) from continuing operations | 657,163 | 1,238,628 | 4,307,614 | |
| Other comprehensive income (loss) | 3,106,980 | 570,493 | 1,540,436 | |
| Total comprehensive income (loss) | $ 3,764,143 | $ 1,809,121 | $ 5,848,050 | |