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v3.23.1

Investments Accounted for Using the Equity Method - Summary of Aggregate Information of Associates that are Not Individually Material (Detail) $ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2022 TWD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 TWD ($) | Dec. 31, 2020 TWD ($)
Disclosure of associates and joint ventures [line items] |  |  |  |
Net income | $ 64,618,094 | $ 2,102,770 | $ 62,249,997 | $ 28,651,900
Other comprehensive income | 8,632,472 | 280,913 | 406,016 | 495,313
Total comprehensive income | 73,250,566 | 2,383,683 | 62,656,013 | 29,147,213
Associates that are not individually material [member] |  |  |  |
Disclosure of associates and joint ventures [line items] |  |  |  |
Net income | 1,083,538 | 35,260 | 872,697 | 545,833
Other comprehensive income | (3,082,307) | (100,303) | 3,624,403 | 2,784,094
Total comprehensive income | $ (1,998,769) | $ (65,043) | $ 4,497,100 | $ 3,329,927

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