The amount of bonds issued by the entity.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 112
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2021-03-24

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- Definition

The amount of current bonds issued and the current portion of non-current bonds issued. [Refer: Bonds issued]

+ References

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- Definition

The non-current portion of non-current bonds issued. [Refer: Bonds issued]

+ References

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- Definition

Bonds payable.

+ References

No definition available.

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- Definition

Discounts on bonds payable.

+ References

No definition available.

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Bonds Payable - Summary of Bonds Payable (Detail) $ in Millions, $ in Millions	Dec. 31, 2021 TWD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 TWD ($)
Bonds payable [line items]
Less: Current portion	$ (4,400.0)		$ (2,600.0)
Noncurrent bonds payable	610,070.6	$ 21,992.4	254,105.1
Cost [member] \| Taiwan [member]
Bonds payable [line items]
Unsecured bonds	312,448.0		173,197.0
Cost [member] \| Overseas [member]
Bonds payable [line items]
Unsecured bonds	304,414.0		84,291.0
Discounts on bonds payable [member]
Bonds payable [line items]
Discounts on bonds payable	$ (2,391.4)		$ (782.9)