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Pledged Assets - Additional Information (Detail) - TWD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
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Certificates of deposit [member] |  |
Disclosure of Pledged Assets [Line Items] |  |
Financial assets pledged as collateral | $ 132.1 | $ 124.3

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- Definition The amount of financial assets that the entity has pledged as collateral for liabilities or contingent liabilities, including amounts that have been reclassified in accordance with paragraph 3.2.23(a) of IFRS 9. [Refer: Classes of contingent liabilities [domain]; Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 14 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_14_a&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_FinancialAssetsPledgedAsCollateralForLiabilitiesOrContingentLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Pledged assets. + References No definition available. + Details
Name: | tsm_DisclosureOfPledgedAssetsLineItems
Namespace Prefix: | tsm_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | ifrs-full_CategoriesOfFinancialAssetsAxis=tsm_CertificatesOfDepositsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |