XML 231 R28.htm IDEA: XBRL DOCUMENT
v3.20.1

Long-Term Loans | 12 Months Ended
--- | ---
Dec. 31, 2019
Long-term loans [Member] |
Disclosure of detailed information about borrowings [Line Items] |
Loans |
23. | LONG-TERM LOANS
|  | December 31 |
|  | 2018 |  |  | 2019 |
|  | NT$ |  |  | NT$ |
|  | (In Millions) |
Secured loans (Note 39) |  | $ | 1,600 |  |  | $ | 1,600 |
The annual interest rates of loans were as follows:
|  | December 31 |
|  | 2018 |  |  | 2019 |
Secured loans |  | 0.92% |  |  | 0.92% |
LED obtained a secured loan from Chang Hwa Bank in September 2010. Interest is paid monthly. $300 million and $1,350 million were originally due in December 2014 and September 2015, respectively. In October 2014, the bank borrowing mentioned above was extended to September 2018 for one time repayment. LED made an early repayment of $50 million in April 2015. LED entered into a contract with Chang Hwa Bank to renew the contract upon the maturity of the aforementioned contract in December 2017 and the due date of the renew contract is extended to September 2021.

X
- Definition The disclosure of borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 10 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_10_e&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_DisclosureOfBorrowingsExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=cht_LongTermLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |