v3.24.1
Financial Assets at Fair Value Through Other Comprehensive Income - Summary of Investments in Equity Instruments at Fair Value Through Other Comprehensive Income (Detail)
$ in Thousands, $ in Thousands
Dec. 31, 2023
TWD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
TWD ($)
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items]      
Investments in equity instruments at FVTOCI $ 620,831 $ 20,275 $ 482,559
Unquoted ordinary shares [member]      
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items]      
Investments in equity instruments at FVTOCI 607,528 19,841 419,491
Unquoted preferred shares [member]      
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items]      
Investments in equity instruments at FVTOCI 13,303 434 13,883
Quoted ordinary shares [member]      
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items]      
Investments in equity instruments at FVTOCI 0 0 45,683
Limited partnership [member]      
Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items]      
Investments in equity instruments at FVTOCI $ 0 $ 0 $ 3,502