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Investments Accounted for Using the Equity Method - Summary of Investments in joint ventures Accounted for using the Equity Method (Detail) $ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2024 TWD ($)	Dec. 31, 2023 TWD ($)	Dec. 31, 2024 USD ($)
Disclosure of joint ventures [line items]
Carrying Amount	$ 12,357	$ 15,377	$ 377
MUtek Electronics Co., Ltd. [Member]
Disclosure of joint ventures [line items]
Main Business	Engaged in the production and wholesale of electronic products
Operating Location	R.O.C.
Carrying Amount	$ 12,357	$ 15,377	$ 377
Percentages of ownership	49.00%	49.00%

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