XML 280 R267.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Related Parties - Summary of Borrowings Arising From Related Party Transactions (Details) - Korea Development Bank ₩ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 KRW (₩)
Disclosure of Borrowings transactions between related parties [Line Items] |
Beginning balance | ₩ 222,497
Changes in Borrowings transactions between related parties [Abstract] |
Borrowings | 504,095
Repayment | (459,165)
Others | 58,594
Ending balance | 326,021
Facility |
Disclosure of Borrowings transactions between related parties [Line Items] |
Beginning balance | 96,584
Changes in Borrowings transactions between related parties [Abstract] |
Borrowings | 0
Repayment | (12,387)
Others | 906
Ending balance | 85,103
Others |
Disclosure of Borrowings transactions between related parties [Line Items] |
Beginning balance | 2,133
Changes in Borrowings transactions between related parties [Abstract] |
Borrowings | 0
Repayment | (375)
Others | 0
Ending balance | 1,758
Operating funds |
Disclosure of Borrowings transactions between related parties [Line Items] |
Beginning balance | 62,433
Changes in Borrowings transactions between related parties [Abstract] |
Borrowings | 478,394
Repayment | (442,027)
Others | 21,200
Ending balance | 120,000
Syndicated Loans |
Disclosure of Borrowings transactions between related parties [Line Items] |
Beginning balance | 12,455
Changes in Borrowings transactions between related parties [Abstract] |
Borrowings | 0
Repayment | (978)
Others | (529)
Ending balance | 10,948
EBL |
Disclosure of Borrowings transactions between related parties [Line Items] |
Beginning balance | 48,892
Changes in Borrowings transactions between related parties [Abstract] |
Borrowings | 25,701
Repayment | (3,398)
Others | 37,017
Ending balance | ₩ 108,212

X
- Definition Amounts borrowings related party transactions. + References No definition available. + Details
Name: | kep_AmountsBorrowingsRelatedPartyTransactions
Namespace Prefix: | kep_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Borrowings transactions between related parties. + References No definition available. + Details
Name: | kep_BorrowingsTransactionsBetweenRelatedParties
Namespace Prefix: | kep_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | kep_ChangesInBorrowingsTransactionsBetweenRelatedPartiesAbstract
Namespace Prefix: | kep_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | kep_DisclosureOfBorrowingsTransactionsBetweenRelatedPartiesLineItems
Namespace Prefix: | kep_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Other increase decrease borrowings transactions between related parties. + References No definition available. + Details
Name: | kep_OtherIncreseDecreseBorrowingsTransactionsBetweenRelatedParties
Namespace Prefix: | kep_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Repayment of borrowings transactions between related parties. + References No definition available. + Details
Name: | kep_RepaymentOfBorrowingsTransactionsBetweenRelatedParties
Namespace Prefix: | kep_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=kep_KoreaDevelopmentBankMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=kep_FacilityLoan1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=kep_OtherLoan1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=kep_OperatingFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=kep_SyndicatedLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=kep_EBLMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |