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Loans transactions between related parties (Details) ₩ in Millions | 12 Months Ended
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Dec. 31, 2020 KRW (₩)
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | ₩ 120,023
Changes in Loans receivable transactions between related parties |
Loans | 102,003
Collection | (10,140)
Others | (6,681)
Ending balance | 205,205
Associates |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 61,654
Changes in Loans receivable transactions between related parties |
Loans | 4,592
Collection | (5,083)
Others | (442)
Ending balance | 60,721
KNOC Nigerian East & West Oil Co., Ltd. | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 28,676
Changes in Loans receivable transactions between related parties |
Loans | 92
Collection | 0
Others | (1,619)
Ending balance | 27,149
KNOC Nigerian East & West Oil Co., Ltd. | Accumulated impairment [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | (7,325)
Changes in Loans receivable transactions between related parties |
Loans | 0
Collection | 0
Others | 2,079
Ending balance | (5,246)
PT. Cirebon Electric Power | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 578
Changes in Loans receivable transactions between related parties |
Loans | 0
Collection | (609)
Others | 31
Ending balance | 0
Xe-Pian Xe-Namnoy Power Co., Ltd. | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 20,955
Changes in Loans receivable transactions between related parties |
Loans | 0
Collection | 0
Others | (1,263)
Ending balance | 19,692
PT Wampu Electric Power | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 16,502
Changes in Loans receivable transactions between related parties |
Loans | 0
Collection | (4,474)
Others | 330
Ending balance | 12,358
Gunsan Bio Energy Co., Ltd. | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 12,396
Changes in Loans receivable transactions between related parties |
Loans | 0
Collection | 0
Others | 0
Ending balance | 12,396
Gunsan Bio Energy Co., Ltd. | Accumulated impairment [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | (10,128)
Changes in Loans receivable transactions between related parties |
Loans | 0
Collection | 0
Others | 0
Ending balance | (10,128)
Bigeum Resident Photovoltaic Power Co., Ltd. | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 0
Changes in Loans receivable transactions between related parties |
Loans | 3,500
Collection | 0
Others | 0
Ending balance | 3,500
Daejung Offshore Wind Power Co., Ltd. | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 0
Changes in Loans receivable transactions between related parties |
Loans | 1,000
Collection | 0
Others | 0
Ending balance | 1,000
Joint ventures |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 58,369
Changes in Loans receivable transactions between related parties |
Loans | 97,411
Collection | (5,057)
Others | (6,239)
Ending balance | 144,484
DAYONE Energy Co., Ltd. (formerly, Hyundai Energy Co., Ltd.) | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 2,465
Changes in Loans receivable transactions between related parties |
Loans | 0
Collection | (2,465)
Others | 0
Ending balance | 0
DAYONE Energy Co., Ltd. (formerly, Hyundai Energy Co., Ltd.) | Accumulated impairment [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | (2,465)
Changes in Loans receivable transactions between related parties |
Loans | 0
Collection | 2,465
Others | 0
Ending balance | 0
Solaseado Solar Power Co., Ltd. | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 0
Changes in Loans receivable transactions between related parties |
Loans | 64,000
Collection | 0
Others | 0
Ending balance | 64,000
RECURSOS SOLARES PV DE MEXICO II, S.A. DE C.V. | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 1,055
Changes in Loans receivable transactions between related parties |
Loans | 4,458
Collection | 0
Others | (669)
Ending balance | 4,844
HORUS SOLAR, S.A. DE C.V. | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 3,323
Changes in Loans receivable transactions between related parties |
Loans | 11,404
Collection | 0
Others | (1,347)
Ending balance | 13,380
SUNMEX RENOVABLES, S.A. DE C.V. | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 144
Changes in Loans receivable transactions between related parties |
Loans | 1,755
Collection | 0
Others | (57)
Ending balance | 1,842
Kelar S.A | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 42,158
Changes in Loans receivable transactions between related parties |
Loans | 0
Collection | 0
Others | (2,542)
Ending balance | 39,616
Chun-cheon Energy Co., Ltd. | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 5,057
Changes in Loans receivable transactions between related parties |
Loans | 0
Collection | (5,057)
Others | 0
Ending balance | 0
DE Energia SpA | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 6,632
Changes in Loans receivable transactions between related parties |
Loans | 0
Collection | 0
Others | (400)
Ending balance | 6,232
Daehan Wind Power PSC | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 0
Changes in Loans receivable transactions between related parties |
Loans | 11,852
Collection | 0
Others | (1,152)
Ending balance | 10,700
PT. Tanjung Power Indonesia | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 0
Changes in Loans receivable transactions between related parties |
Loans | 777
Collection | 0
Others | (72)
Ending balance | 705
Bitsolar Energy Co., Ltd., | Gross carrying amount [Member] |
Disclosure of Loans transactions between related parties [Line Items] |
Beginning balance | 0
Changes in Loans receivable transactions between related parties |
Loans | 3,165
Collection | 0
Others | 0
Ending balance | ₩ 3,165

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