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Contingencies and Commitments (Tables) | 12 Months Ended
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Dec. 31, 2021
Contingencies and Commitments [Abstract] |
Summary of Ongoing Litigations Related With Contingent Liabilities And Contingent Assets |
(1) | Ongoing litigations and claims related with contingent liabilities and contingent assets as of December 31, 2020 and 2021 are as follows:
|  | 2020 |  |  | 2021 |
|  | Number of cases |  |  | Claim amount |  |  | Number of cases |  |  | Claim amount |
|  | In millions of won |
As the defendant |  |  | 663 |  |  | ￦ | 550,535 |  |  |  | 683 |  |  | ￦ | 689,415 |
As the plaintiff |  |  | 200 |  |  |  | 729,798 |  |  |  | 284 |  |  |  | 784,453 |
Summary of Credit Lines Provided By Financial Institutions |
(3) | Credit lines provided by financial institutions as of December 31, 2021 are as follows:
Commitments |  | Financial institutions |  | Currency |  | Credit limit |  |  | Used amount |
|  | In millions of won and thousands of foreign currencies |
Commitments on Bank-overdraft |  | Nonghyup Bank and others |  | KRW |  |  | 1,815,500 |  |  |  | 208,018 |
Commitments on Bank-daylight overdraft |  | Nonghyup Bank |  | KRW |  |  | 280,000 |  |  |  | — |
Limit amount available for CP |  | Hana Bank and others |  | KRW |  |  | 1,050,000 |  |  |  | 1,050,000 |
Limit amount available for card |  | Hana Bank and others Banco de Oro |  | KRW PHP |  |  | 47,404 5,000 |  |  |  | 5,529 3,000 |
Loan limit |  | Kookmin Bank and others DBS Bank Ltd and others |  | KRW USD |  |  | 1,780,028 1,644,700 |  |  |  | 1,319,181 167,533 |
Certification of payment on payables from foreign country |  | Nonghyup Bank |  | USD |  |  | 8,700 |  |  |  | 7,213 |
Certification of payment on L/C |  | Shinhan Bank and others |  | USD |  |  | 1,019,834 |  |  |  | 463,355 |
| Shinhan Bank |  | JPY |  |  | 707,337 |  |  |  | — |
|  | Hana Bank and others |  | EUR |  |  | 48,122 |  |  |  | 41,262 |
Certification of Performance guarantee on contract |  | Seoul Guarantee Insurance and others |  | KRW |  |  | 104,705 |  |  |  | 96,658 |
|  | First Abu Dhabi Bank and others |  | USD |  |  | 947,707 |  |  |  | 682,903 |
|  | Korea Development Bank and others |  | JPY |  |  | 620,000 |  |  |  | 620,000 |
|  | Hana Bank |  | EUR |  |  | 3,965 |  |  |  | 3,965 |
|  | Shinhan Bank |  | INR |  |  | 51,678 |  |  |  | 51,678 |
Certification of bidding |  | Hana Bank |  | USD |  |  | 5,200 |  |  |  | 197 |
Advance payment bond, Warranty bond, Retention bond and others |  | Seoul Guarantee Insurance |  | KRW |  |  | 49,874 |  |  |  | 49,874 |
|  | Hana Bank and others |  | USD |  |  | 331,072 |  |  |  | 286,388 |
| Hana Bank |  | SAR |  |  | 6,508 |  |  |  | 6,508 |
|  | Hana Bank and others |  | MXN |  |  | 21,597 |  |  |  | 20,027 |
Others |  | Nonghyup Bank and others |  | KRW |  |  | 610,983 |  |  |  | 29,730 |
|  | Export-Import Bank of Korea and others |  | USD |  |  | 2,625,372 |  |  |  | 1,842,173 |
|  | Standard Chartered |  | AED |  |  | 50 |  |  |  | 50 |
Inclusive credit |  | Hana Bank |  | KRW |  |  | 8,000 |  |  |  | 825 |
|  | Hana Bank and others |  | USD |  |  | 135,078 |  |  |  | 15,633 |
Trade finance |  | Export-Import Bank of Korea and others |  | USD |  |  | 850,000 |  |  |  | 149,328 |
Summary of Blank Check And Assets Provided As Collaterals Or Pledges To Financial Institutions By The Company Explanatory |
(4) | As of December 31, 2021, blank check and assets provided as collaterals or pledges to financial institutions by the Company are follows:
Guarantor |  | Creditor |  | Assets provided as security |  | Currency |  | Amount |  |  | Description
|  | In millions of won and thousands of foreign currencies
Mira Power Limited |  | International Finance Corporation and others |  | Property, plant and equipment and others |  | USD |  |  | 275,600 |  |  | Collateral for borrowings(*1)
Tamra Offshore Wind Power Co., Ltd. |  | Kyobo Life Insurance Co., Ltd. and others |  | Property, plant and equipment and others |  | KRW |  |  | 171,600 |  |  | Collateral for borrowings(*2)
Gyeonggi Green Energy Co., Ltd. |  | Korea Development Bank and others |  | Cash and cash equivalents and others |  | KRW |  |  | 327,080 |  |  | Collateral for borrowings(*2)
Commerce and Industry Energy Co., Ltd. |  | IBK and others |  | Property, plant and equipment and others |  | KRW |  |  | 110,500 |  |  | Collateral for borrowings(*2)
KOSPO Youngnam Power Co., Ltd. |  | Shinhan Bank and others |  | Cash and cash equivalents and others |  | KRW |  |  | 396,120 |  |  | Collateral for borrowings(*2)
Gyeongju Wind Power Co., Ltd. |  | Shinhan Bank and others |  | Property, plant and equipment and others |  | KRW |  |  | 68,400 |  |  | Collateral for borrowings(*2)
Korea Offshore Wind Power Co., Ltd. |  | Woori Bank and others |  | Property, plant and equipment and others |  | KRW |  |  | 293,400 |  |  | Collateral for borrowings(*2)
Qatrana Electric Power Company |  | The Islamic Development Bank and others |  | Finance lease receivable and property, plant and equipment and others |  | JOD |  |  | 236,570 |  |  | Collateral for borrowings(*1)
KST Electric Power Company, S.A.P.I. de C.V. |  | The Export—Import Bank of Korea and others |  | Finance lease receivable and property, plant and equipment and others |  | USD |  |  | 401,277 |  |  | Collateral for debt securities(*1)
Incheon Fuel Cell Co., Ltd. |  | Kookmin Bank and others |  | Cash and cash equivalents and others |  | KRW |  |  | 276,960 |  |  | Collateral for borrowings(*2)
TS Energy No. 25 Co., Ltd. |  | Kyobo Life Insurance Co., Ltd. and others |  | Property, plant and equipment and others |  | KRW |  |  | 521,281 |  |  | Collateral for borrowings(*2)
Jeongam Wind Power Co., Ltd. |  | KDB Capital Corporation and others |  | Cash and cash equivalents and others |  | KRW |  |  | 221,631 |  |  | Collateral for borrowings(*2)
(*1) | Based on the credit limits of the respective loans.
(*2) | As of December 31, 2021, the Company has established guarantees for pledge for transfer of rights of long-term borrowings, pledge for insurance claims, pledge for shares, etc.
The Company has ￦1,197 million of project loans from the Korea Energy Agency as of December 31, 2021. The Company has provided blank check as a repayment guarantee.

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