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Income Tax - Summary of Current Tax Assets and Liabilities (Detail) $ in Thousands, $ in Thousands | Dec. 31, 2022 TWD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 TWD ($)
--- | --- | --- | ---
Current tax assets |  |  |
Tax refund receivable | $ 623,470 | $ 20,289 | $ 207,272
Prepaid income tax | 125,049 | 4,069 | 334,908
Current tax assets | 748,519 | 24,358 | 542,180
Current tax liabilities |  |  |
Income tax payable | $ 18,360,792 | $ 597,488 | $ 16,362,350

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