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v3.23.1

Consolidated Subsidiaries - Summary of Consolidated Subsidiaries (Parentheticals) (Details) |  | 12 Months Ended
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Jun. 24, 2022 | Dec. 31, 2022 | Dec. 31, 2021
KEPCO Engineering & Construction Company, Inc. |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Proportion of ownership percentage | [1] |  | 65.77% | 65.77%
Sale of shares held percentage |  | 14.77% |  |
Percentage of Effective Percentage Ownership Holding In Subsidiary |  |  | 66.08% |
PT. Cirebon Power Service |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Proportion of ownership percentage | [2] |  | 27.50% | 27.50%
Description of Reason for Subsidiary Included in in the Consolidated Financial Statements |  |  | 50.00% |
KOSPO Youngnam Power Co., Ltd. |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Proportion of ownership percentage | [3] |  | 50.00% | 50.00%
Elara Investment Holdings, LLC |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Proportion of ownership percentage | [4] |  | 0.10% | 0.10%
Description of Reason for Subsidiary Included in in the Consolidated Financial Statements |  |  | 50.00% |
Columboola Solar Farm Hold Co Pty., Ltd. [Member] |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Proportion of ownership percentage | [5] |  | 74.04% | 0.00%
Percentage of voting equity interests acquired |  |  | 100.00% |
[1] | Considering treasury stocks, the effective percentage of ownership is 66.08%. The Company is planning to sell part of its shares (14.77%) based on the resolution of the board of directors on June 24, 2022.
[2] | The effective percentage of ownership is less than 50%. However, this subsidiary is included in the consolidated financial statements as the Company obtained the majority of the voting power under the shareholders’ agreement.
[3] | The subsidiary is included in the consolidated financial statements as the Company owns 50%+1 stake and has the ability to appoint a majority of the board members under the shareholders’ agreement.
[4] | The effective percentage of ownership is less than 50%. However, this subsidiary is included in the consolidated financial statements as the Company has control over the board of directors under the shareholders’ agreement.
[5] | Excluding preferred stocks, the percentage of ownership with voting rights is 100%.

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