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Operating Segments Information - Geographic Information (Detail) - TWD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Disclosure of geographical areas [line items]
Non-current Assets	$ 3,383,106.4	$ 3,137,675.8
Taiwan [member]
Disclosure of geographical areas [line items]
Non-current Assets	2,613,112.2	2,525,608.4
United States [member]
Disclosure of geographical areas [line items]
Non-current Assets	541,836.3	420,093.1
Japan [member]
Disclosure of geographical areas [line items]
Non-current Assets	126,600.6	94,558.9
China [member]
Disclosure of geographical areas [line items]
Non-current Assets	82,405.8	97,268.8
Europe, the Middle East and Africa [member]
Disclosure of geographical areas [line items]
Non-current Assets	19,150.1	146.2
Others [member]
Disclosure of geographical areas [line items]
Non-current Assets	$ 1.4	$ 0.4

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

+ Details

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- Definition

The amount of non-current assets other than financial instruments, deferred tax assets, post-employment benefit assets and rights arising under insurance contracts. [Refer: Deferred tax assets; Classes of financial instruments [domain]; Non-current assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 8
-IssueDate 2024-01-01
-Paragraph 33
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2024-en-r&anchor=para_33_b&doctype=Standard
-URIDate 2024-03-27

+ Details

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