v3.24.1
Financial Assets at Fair Value Through Other Comprehensive Income - Additional Information (Detail)
$ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2023
TWD ($)
Bonds
Dec. 31, 2023
USD ($)
Dec. 31, 2022
TWD ($)
Financial assets at fair value through other comprehensive income [line items]      
Unsecured subordinate corporate bonds amount $ 6,162,467 $ 201,256 $ 5,178,524
Unsecured subordinate corporate bonds [member]      
Financial assets at fair value through other comprehensive income [line items]      
Unsecured subordinate corporate bonds amount | $ $ 1,000    
Number of bonds acquired | Bonds 1,000    
Corporate bonds annual interest rate 3.50% 3.50%  
Effective interest rate 3.20% 3.20%