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Other Financial Assets - Summary of Other Financial Assets (Detail) $ in Thousands, $ in Thousands | Dec. 31, 2022 TWD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 TWD ($)
--- | --- | --- | ---
Disclosure of financial assets [Line Items] |  |  |
Other financial assets | $ 5,178,524 | $ 168,517 | $ 1,556,980
Current | 734,465 | 23,901 | 140,857
Non-current | 4,444,059 | 144,616 | 1,416,123
Guarantee deposits [member] |  |  |
Disclosure of financial assets [Line Items] |  |  |
Other financial assets | 4,606,790 | 149,912 | 1,007,651
Pledged time deposits [member] |  |  |
Disclosure of financial assets [Line Items] |  |  |
Other financial assets | 447,459 | 14,561 | 415,065
Time deposits with original maturity over three months [member] |  |  |
Disclosure of financial assets [Line Items] |  |  |
Other financial assets | 63,853 | 2,078 | 60,499
Others [member] |  |  |
Disclosure of financial assets [Line Items] |  |  |
Other financial assets | $ 60,422 | $ 1,966 | $ 73,765

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