Financial Assets at Fair Value through Other Comprehensive Income Noncurrent (Tables)

12 Months Ended

Dec. 31, 2022

Non-current financial assets at fair value through other comprehensive income [abstract]

Summary of Financial Assets at Fair Value through Other Comprehensive Income Noncurrent

	December 31
	2021		2022
	NT$		NT$
	(In Millions)
Domestic investments
Listed stocks	$	459	$	273
Non-listed stocks		3,030		3,084
Foreign investments
Non-listed stocks		127		134
	$	3,616	$	3,491