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Significant Loss from Disaster -Additional Inormation (Detail) - TWD ($) $ in Billions | 1 Months Ended | 3 Months Ended
--- | --- | ---
Jan. 31, 2025 | Jun. 30, 2024
Earthquakes [Member] |  |
Disclosure of non-adjusting events after reporting period [line items] |  |
Loss due to unexpected event | $ 5.3 | $ 3.0

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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
Name: | ifrs-full_DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Loss due to unexpected event. + References No definition available. + Details
Name: | tsm_LossDueToUnexpectedEvent
Namespace Prefix: | tsm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | ifrs-full_NonadjustingEventsAfterReportingPeriodAxis=tsm_EarthquakesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |