Contents of Significant Accounts - Non-controlling Interests (Detail) $ in Thousands, $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
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Dec. 31, 2025
TWD ($)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
TWD ($)
|
Dec. 31, 2023
TWD ($)
|
|
| Equity [abstract] | ||||
| Beginning balance | $ 256,613 | $ 340,859 | $ 343,679 | |
| Net income (loss) | (181,501) | $ (5,786) | (104,674) | 450,184 |
| Other comprehensive income (loss) | (22) | 76 | (14) | |
| Share-based payment transactions | 1,428 | 1,913 | 5,817 | |
| Changes in subsidiaries' ownership | (11,826) | (7,910) | 456 | |
| Others | 22,483 | 26,349 | 4,187 | |
| Derecognition of the non-controlling interests | 0 | 0 | (463,450) | |
| Ending balance | $ 87,175 | $ 2,779 | $ 256,613 | $ 340,859 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- References Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of equity in a subsidiary not attributable, directly or indirectly, to a parent. [Refer: Total for all subsidiaries [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The amount of other comprehensive income attributable to non-controlling interests. [Refer: Non-controlling interests; Other comprehensive income] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The profit (loss) from continuing and discontinued operations attributable to non-controlling interests. [Refer: Profit (loss); Non-controlling interests] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Increase (decrease) in noncontrolling interests. No definition available.
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| X | ||||||||||
- Definition Non-controlling interests changes in subsidiaries ownership. No definition available.
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| X | ||||||||||
- Definition Derecognition of non-controlling interests. No definition available.
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